./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1966425160 <...> FUTEX_WAIT_PRIVATE, 0, NULL [pid 19047] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19053] <... futex resumed>) = 0 [pid 19050] <... clone resumed>, parent_tid=[19054], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19054 [pid 19047] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19053] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19050] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19047] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19054 attached [pid 19051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19050] <... futex resumed>) = 0 [pid 19046] +++ exited with 0 +++ [pid 19045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19051] perf_event_open(NULL, -1, 0, -1, 0 [pid 19050] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19045] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19053] <... futex resumed>) = ? [pid 19051] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19045] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19054] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19053] +++ exited with 0 +++ [pid 19051] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19056 ./strace-static-x86_64: Process 19055 attached [pid 19055] set_robust_list(0x5555558625e0, 24) = 0 [pid 19045] +++ exited with 0 +++ [pid 19055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19051] <... futex resumed>) = 1 [pid 19047] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... restart_syscall resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19055 [pid 19051] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19047] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19055] <... prctl resumed>) = 0 [pid 19051] <... futex resumed>) = ? [pid 19047] <... exit_group resumed>) = ? [pid 19055] setpgid(0, 0) = 0 [pid 19055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19056 attached ) = 3 [pid 19056] set_robust_list(0x5555558625e0, 24 [pid 19055] write(3, "1000", 4 [pid 19056] <... set_robust_list resumed>) = 0 [pid 19055] <... write resumed>) = 4 [pid 19056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19055] close(3 [pid 19051] +++ exited with 0 +++ [pid 19047] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19057 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19054] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 19057 attached [pid 19056] <... prctl resumed>) = 0 [pid 19055] <... close resumed>) = 0 [pid 19056] setpgid(0, 0 [pid 19055] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19056] <... setpgid resumed>) = 0 [pid 19055] <... futex resumed>) = 0 [pid 19056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19058 attached [pid 19057] set_robust_list(0x5555558625e0, 24 [pid 19056] <... openat resumed>) = 3 [pid 19055] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19054] perf_event_open( [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19058 [pid 19056] write(3, "1000", 4 [pid 19055] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19056] <... write resumed>) = 4 [pid 19055] <... mprotect resumed>) = 0 [pid 19054] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19058] set_robust_list(0x5555558625e0, 24 [pid 19057] <... set_robust_list resumed>) = 0 [pid 19056] close(3 [pid 19055] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19054] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19056] <... close resumed>) = 0 [pid 19056] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19055] <... clone resumed>, parent_tid=[19059], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19059 [pid 19056] <... futex resumed>) = 0 [pid 19055] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19055] <... futex resumed>) = 0 [pid 19056] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19055] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19054] <... futex resumed>) = 1 [pid 19050] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19060 ./strace-static-x86_64: Process 19059 attached [pid 19057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19056] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19054] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19050] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19060 attached [pid 19058] <... set_robust_list resumed>) = 0 [pid 19057] <... prctl resumed>) = 0 [pid 19056] <... mprotect resumed>) = 0 [pid 19054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19050] <... futex resumed>) = 0 [pid 19057] setpgid(0, 0 [pid 19056] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19054] perf_event_open(NULL, -1, 0, -1, 0 [pid 19050] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19057] <... setpgid resumed>) = 0 [pid 19054] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 19061 attached [pid 19059] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19058] <... prctl resumed>) = 0 [pid 19057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19056] <... clone resumed>, parent_tid=[19061], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19061 [pid 19054] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19059] <... set_robust_list resumed>) = 0 [pid 19058] setpgid(0, 0 [pid 19056] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19054] <... futex resumed>) = 1 [pid 19050] <... futex resumed>) = 0 [pid 19059] perf_event_open( [pid 19058] <... setpgid resumed>) = 0 [pid 19057] <... openat resumed>) = 3 [pid 19056] <... futex resumed>) = 0 [pid 19054] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19050] exit_group(0 [pid 19059] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19057] write(3, "1000", 4 [pid 19056] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19054] <... futex resumed>) = ? [pid 19050] <... exit_group resumed>) = ? [pid 19059] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19057] <... write resumed>) = 4 [pid 19054] +++ exited with 0 +++ [pid 19059] <... futex resumed>) = 1 [pid 19055] <... futex resumed>) = 0 [pid 19059] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19055] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19055] <... futex resumed>) = 0 [pid 19061] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19060] set_robust_list(0x5555558625e0, 24 [pid 19059] perf_event_open(NULL, -1, 0, -1, 0 [pid 19055] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19061] <... set_robust_list resumed>) = 0 [pid 19060] <... set_robust_list resumed>) = 0 [pid 19059] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19057] close(3 [pid 19050] +++ exited with 0 +++ [pid 19058] <... openat resumed>) = 3 [pid 19061] perf_event_open( [pid 19060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19059] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19058] write(3, "1000", 4 [pid 19057] <... close resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19061] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19060] <... prctl resumed>) = 0 [pid 19059] <... futex resumed>) = 1 [pid 19058] <... write resumed>) = 4 [pid 19057] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19055] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19061] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19060] setpgid(0, 0 [pid 19059] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19058] close(3 [pid 19057] <... futex resumed>) = 0 [pid 19055] exit_group(0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19061] <... futex resumed>) = 1 [pid 19060] <... setpgid resumed>) = 0 [pid 19059] <... futex resumed>) = ? [pid 19058] <... close resumed>) = 0 [pid 19057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19056] <... futex resumed>) = 0 [pid 19055] <... exit_group resumed>) = ? [pid 19061] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19059] +++ exited with 0 +++ [pid 19058] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19057] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19056] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19060] <... openat resumed>) = 3 [pid 19056] <... futex resumed>) = 0 [pid 19061] perf_event_open(NULL, -1, 0, -1, 0 [pid 19060] write(3, "1000", 4 [pid 19056] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19061] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19060] <... write resumed>) = 4 [pid 19055] +++ exited with 0 +++ [pid 19061] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19060] close(3 [pid 19058] <... futex resumed>) = 0 [pid 19057] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19061] <... futex resumed>) = 1 [pid 19060] <... close resumed>) = 0 [pid 19058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19056] <... futex resumed>) = 0 [pid 19061] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19060] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19057] <... mprotect resumed>) = 0 [pid 19056] exit_group(0 [pid 19058] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19055, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19061] <... futex resumed>) = ? [pid 19060] <... futex resumed>) = 0 [pid 19058] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19057] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19056] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19063 attached [pid 19061] +++ exited with 0 +++ [pid 19060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19058] <... mprotect resumed>) = 0 [pid 19056] +++ exited with 0 +++ [pid 19060] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19060] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19058] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19057] <... clone resumed>, parent_tid=[19063], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19063 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19062 [pid 19060] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19057] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19064 [pid 19060] <... clone resumed>, parent_tid=[19066], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19066 [pid 19058] <... clone resumed>, parent_tid=[19065], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19065 [pid 19057] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19065 attached ./strace-static-x86_64: Process 19062 attached [pid 19063] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19060] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19058] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19057] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19064 attached ./strace-static-x86_64: Process 19066 attached [pid 19065] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19063] <... set_robust_list resumed>) = 0 [pid 19062] set_robust_list(0x5555558625e0, 24 [pid 19060] <... futex resumed>) = 0 [pid 19058] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19067 attached [pid 19065] <... set_robust_list resumed>) = 0 [pid 19064] set_robust_list(0x5555558625e0, 24 [pid 19063] perf_event_open( [pid 19062] <... set_robust_list resumed>) = 0 [pid 19060] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19058] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19066] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19064] <... set_robust_list resumed>) = 0 [pid 19063] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19065] perf_event_open( [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19067 [pid 19066] <... set_robust_list resumed>) = 0 [pid 19064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19063] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19062] <... prctl resumed>) = 0 [pid 19067] set_robust_list(0x5555558625e0, 24 [pid 19066] perf_event_open( [pid 19065] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19064] <... prctl resumed>) = 0 [pid 19063] <... futex resumed>) = 1 [pid 19062] setpgid(0, 0 [pid 19057] <... futex resumed>) = 0 [pid 19067] <... set_robust_list resumed>) = 0 [pid 19066] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19065] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19064] setpgid(0, 0 [pid 19063] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19062] <... setpgid resumed>) = 0 [pid 19057] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19066] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19065] <... futex resumed>) = 1 [pid 19064] <... setpgid resumed>) = 0 [pid 19063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19058] <... futex resumed>) = 0 [pid 19057] <... futex resumed>) = 0 [pid 19067] <... prctl resumed>) = 0 [pid 19066] <... futex resumed>) = 1 [pid 19065] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19063] perf_event_open(NULL, -1, 0, -1, 0 [pid 19060] <... futex resumed>) = 0 [pid 19067] setpgid(0, 0 [pid 19066] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19064] <... openat resumed>) = 3 [pid 19063] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19062] <... openat resumed>) = 3 [pid 19060] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19058] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19057] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19067] <... setpgid resumed>) = 0 [pid 19066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19065] perf_event_open(NULL, -1, 0, -1, 0 [pid 19064] write(3, "1000", 4 [pid 19063] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19062] write(3, "1000", 4 [pid 19060] <... futex resumed>) = 0 [pid 19058] <... futex resumed>) = 0 [pid 19057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19066] perf_event_open(NULL, -1, 0, -1, 0 [pid 19065] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19064] <... write resumed>) = 4 [pid 19063] <... futex resumed>) = 0 [pid 19062] <... write resumed>) = 4 [pid 19060] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19058] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19057] exit_group(0 [pid 19066] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19065] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19064] close(3 [pid 19062] close(3 [pid 19058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19057] <... exit_group resumed>) = ? [pid 19067] <... openat resumed>) = 3 [pid 19066] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19065] <... futex resumed>) = 0 [pid 19064] <... close resumed>) = 0 [pid 19063] +++ exited with 0 +++ [pid 19062] <... close resumed>) = 0 [pid 19058] exit_group(0 [pid 19066] <... futex resumed>) = 1 [pid 19064] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19060] <... futex resumed>) = 0 [pid 19066] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19064] <... futex resumed>) = 0 [pid 19060] exit_group(0 [pid 19066] <... futex resumed>) = ? [pid 19064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19060] <... exit_group resumed>) = ? [pid 19057] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19057, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19067] write(3, "1000", 4 [pid 19066] +++ exited with 0 +++ [pid 19064] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19062] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19060] +++ exited with 0 +++ [pid 19058] <... exit_group resumed>) = ? [pid 19067] <... write resumed>) = 4 [pid 19065] +++ exited with 0 +++ [pid 19064] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19062] <... futex resumed>) = 0 [pid 19064] <... mprotect resumed>) = 0 [pid 19064] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19058] +++ exited with 0 +++ [pid 19064] <... clone resumed>, parent_tid=[19068], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19068 [pid 19064] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19067] close(3 [pid 19064] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19067] <... close resumed>) = 0 [pid 19064] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19062] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19068 attached [pid 19068] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19062] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19069 [pid 19067] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19068] <... set_robust_list resumed>) = 0 [pid 19062] <... mprotect resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19062] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19067] <... futex resumed>) = 0 [pid 19062] <... clone resumed>, parent_tid=[19070], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19070 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19068] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19062] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19071 [pid 19068] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19064] <... futex resumed>) = 0 [pid 19062] <... futex resumed>) = 0 [pid 19068] perf_event_open(NULL, -1, 0, -1, 0 [pid 19064] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19062] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19072 [pid 19068] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19067] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19064] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19069 attached [pid 19068] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19067] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19064] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19072 attached ./strace-static-x86_64: Process 19071 attached ./strace-static-x86_64: Process 19070 attached [pid 19069] set_robust_list(0x5555558625e0, 24 [pid 19068] <... futex resumed>) = 0 [pid 19067] <... mprotect resumed>) = 0 [pid 19064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19072] set_robust_list(0x5555558625e0, 24 [pid 19071] set_robust_list(0x5555558625e0, 24 [pid 19070] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19069] <... set_robust_list resumed>) = 0 [pid 19068] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19067] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19064] exit_group(0 [pid 19072] <... set_robust_list resumed>) = 0 [pid 19071] <... set_robust_list resumed>) = 0 [pid 19070] <... set_robust_list resumed>) = 0 [pid 19069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19068] <... futex resumed>) = ? [pid 19064] <... exit_group resumed>) = ? [pid 19072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19070] perf_event_open( [pid 19069] <... prctl resumed>) = 0 [pid 19068] +++ exited with 0 +++ [pid 19067] <... clone resumed>, parent_tid=[19073], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19073 [pid 19064] +++ exited with 0 +++ [pid 19072] <... prctl resumed>) = 0 [pid 19071] <... prctl resumed>) = 0 [pid 19070] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19069] setpgid(0, 0 [pid 19067] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19073 attached [pid 19072] setpgid(0, 0 [pid 19071] setpgid(0, 0 [pid 19070] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19069] <... setpgid resumed>) = 0 [pid 19067] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19073] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19072] <... setpgid resumed>) = 0 [pid 19071] <... setpgid resumed>) = 0 [pid 19070] <... futex resumed>) = 1 [pid 19069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19067] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19062] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19073] <... set_robust_list resumed>) = 0 [pid 19072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19070] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19069] <... openat resumed>) = 3 [pid 19062] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19073] perf_event_open( [pid 19072] <... openat resumed>) = 3 [pid 19071] <... openat resumed>) = 3 [pid 19069] write(3, "1000", 4 [pid 19062] <... futex resumed>) = 0 [pid 19070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19073] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19072] write(3, "1000", 4 [pid 19071] write(3, "1000", 4 [pid 19070] perf_event_open(NULL, -1, 0, -1, 0 [pid 19069] <... write resumed>) = 4 [pid 19062] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19073] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19072] <... write resumed>) = 4 [pid 19071] <... write resumed>) = 4 [pid 19070] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19069] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19073] <... futex resumed>) = 1 [pid 19072] close(3 [pid 19071] close(3 [pid 19070] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19069] <... close resumed>) = 0 [pid 19067] <... futex resumed>) = 0 [pid 19073] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19072] <... close resumed>) = 0 [pid 19069] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19072] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19071] <... close resumed>) = 0 [pid 19069] <... futex resumed>) = 0 [pid 19070] <... futex resumed>) = 1 [pid 19067] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19073] <... futex resumed>) = 0 [pid 19072] <... futex resumed>) = 0 [pid 19071] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19070] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19067] <... futex resumed>) = 1 [pid 19062] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19074 [pid 19073] perf_event_open(NULL, -1, 0, -1, 0 [pid 19072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19071] <... futex resumed>) = 0 [pid 19069] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19067] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19062] exit_group(0./strace-static-x86_64: Process 19074 attached [pid 19073] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19072] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19070] <... futex resumed>) = ? [pid 19069] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19062] <... exit_group resumed>) = ? [pid 19074] set_robust_list(0x5555558625e0, 24 [pid 19073] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19072] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19071] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19070] +++ exited with 0 +++ [pid 19069] <... mprotect resumed>) = 0 [pid 19074] <... set_robust_list resumed>) = 0 [pid 19073] <... futex resumed>) = 1 [pid 19072] <... mprotect resumed>) = 0 [pid 19069] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19073] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19072] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19071] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19067] <... futex resumed>) = 0 [pid 19062] +++ exited with 0 +++ ./strace-static-x86_64: Process 19076 attached ./strace-static-x86_64: Process 19075 attached [pid 19074] <... prctl resumed>) = 0 [pid 19069] <... clone resumed>, parent_tid=[19075], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19075 [pid 19074] setpgid(0, 0 [pid 19072] <... clone resumed>, parent_tid=[19076], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19076 [pid 19071] <... mprotect resumed>) = 0 [pid 19069] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19067] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19075] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19076] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19074] <... setpgid resumed>) = 0 [pid 19072] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19069] <... futex resumed>) = 0 [pid 19076] <... set_robust_list resumed>) = 0 [pid 19075] <... set_robust_list resumed>) = 0 [pid 19074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19073] <... futex resumed>) = ? [pid 19072] <... futex resumed>) = 0 [pid 19071] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19069] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19067] <... exit_group resumed>) = ? [pid 19075] perf_event_open( [pid 19074] <... openat resumed>) = 3 [pid 19073] +++ exited with 0 +++ [pid 19072] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19074] write(3, "1000", 4) = 4 [pid 19074] close(3) = 0 [pid 19067] +++ exited with 0 +++ [pid 19074] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19071] <... clone resumed>, parent_tid=[19077], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19077 [pid 19075] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19074] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19077 attached [pid 19074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19071] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19075] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19074] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19071] <... futex resumed>) = 0 [pid 19076] perf_event_open( [pid 19075] <... futex resumed>) = 1 [pid 19074] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19071] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19069] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19077] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19076] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19075] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19074] <... mprotect resumed>) = 0 [pid 19069] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19077] <... set_robust_list resumed>) = 0 [pid 19074] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19069] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19079 attached [pid 19077] perf_event_open( [pid 19076] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19069] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19078 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19079] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19077] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19076] <... futex resumed>) = 1 [pid 19075] perf_event_open(NULL, -1, 0, -1, 0 [pid 19074] <... clone resumed>, parent_tid=[19079], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19079 [pid 19072] <... futex resumed>) = 0 [pid 19077] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19074] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19072] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19078 attached ./strace-static-x86_64: Process 19080 attached [pid 19077] <... futex resumed>) = 1 [pid 19075] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19074] <... futex resumed>) = 0 [pid 19072] <... futex resumed>) = 0 [pid 19071] <... futex resumed>) = 0 [pid 19079] <... set_robust_list resumed>) = 0 [pid 19076] perf_event_open(NULL, -1, 0, -1, 0 [pid 19078] set_robust_list(0x5555558625e0, 24 [pid 19077] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19075] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19074] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19072] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19071] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19080 [pid 19078] <... set_robust_list resumed>) = 0 [pid 19077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19076] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19075] <... futex resumed>) = 1 [pid 19071] <... futex resumed>) = 0 [pid 19069] <... futex resumed>) = 0 [pid 19079] perf_event_open( [pid 19078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19077] perf_event_open(NULL, -1, 0, -1, 0 [pid 19076] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19075] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19071] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19069] exit_group(0 [pid 19080] set_robust_list(0x5555558625e0, 24 [pid 19078] <... prctl resumed>) = 0 [pid 19077] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19076] <... futex resumed>) = 1 [pid 19075] <... futex resumed>) = ? [pid 19072] <... futex resumed>) = 0 [pid 19069] <... exit_group resumed>) = ? [pid 19079] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19080] <... set_robust_list resumed>) = 0 [pid 19079] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19078] setpgid(0, 0 [pid 19077] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19076] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19075] +++ exited with 0 +++ [pid 19072] exit_group(0 [pid 19069] +++ exited with 0 +++ [pid 19079] <... futex resumed>) = 1 [pid 19078] <... setpgid resumed>) = 0 [pid 19077] <... futex resumed>) = 1 [pid 19076] <... futex resumed>) = ? [pid 19074] <... futex resumed>) = 0 [pid 19072] <... exit_group resumed>) = ? [pid 19071] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19079] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19077] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19076] +++ exited with 0 +++ [pid 19074] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19072] +++ exited with 0 +++ [pid 19071] exit_group(0 [pid 19080] <... prctl resumed>) = 0 [pid 19079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19078] <... openat resumed>) = 3 [pid 19077] <... futex resumed>) = ? [pid 19074] <... futex resumed>) = 0 [pid 19071] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19080] setpgid(0, 0 [pid 19079] perf_event_open(NULL, -1, 0, -1, 0 [pid 19078] write(3, "1000", 4 [pid 19077] +++ exited with 0 +++ [pid 19074] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19078] <... write resumed>) = 4 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19078] close(3 [pid 19071] +++ exited with 0 +++ [pid 19080] <... setpgid resumed>) = 0 [pid 19079] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19078] <... close resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19081 attached [pid 19080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19079] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19078] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19082 attached [pid 19081] set_robust_list(0x5555558625e0, 24 [pid 19080] <... openat resumed>) = 3 [pid 19079] <... futex resumed>) = 1 [pid 19078] <... futex resumed>) = 0 [pid 19074] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19081 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19074] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19082 [pid 19081] <... set_robust_list resumed>) = 0 [pid 19080] write(3, "1000", 4 [pid 19078] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19074] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 [pid 19082] set_robust_list(0x5555558625e0, 24 [pid 19081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19080] <... write resumed>) = 4 [pid 19079] +++ exited with 0 +++ [pid 19078] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19074] +++ exited with 0 +++ [pid 19082] <... set_robust_list resumed>) = 0 [pid 19081] <... prctl resumed>) = 0 [pid 19080] close(3 [pid 19078] <... mprotect resumed>) = 0 [pid 19081] setpgid(0, 0 [pid 19080] <... close resumed>) = 0 [pid 19078] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19081] <... setpgid resumed>) = 0 [pid 19080] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19080] <... futex resumed>) = 0 [pid 19078] <... clone resumed>, parent_tid=[19083], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19083 [pid 19078] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19078] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19084 attached [pid 19080] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19084] set_robust_list(0x5555558625e0, 24 [pid 19080] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19084 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19085 [pid 19081] <... openat resumed>) = 3 [pid 19080] <... mprotect resumed>) = 0 [pid 19084] <... set_robust_list resumed>) = 0 [pid 19080] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19081] write(3, "1000", 4 [pid 19084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19081] <... write resumed>) = 4 [pid 19084] <... prctl resumed>) = 0 [pid 19081] close(3 [pid 19080] <... clone resumed>, parent_tid=[19086], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19086 ./strace-static-x86_64: Process 19083 attached [pid 19084] setpgid(0, 0 [pid 19081] <... close resumed>) = 0 [pid 19080] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19084] <... setpgid resumed>) = 0 [pid 19083] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19081] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19080] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19086 attached ./strace-static-x86_64: Process 19085 attached [pid 19084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19083] <... set_robust_list resumed>) = 0 [pid 19082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19081] <... futex resumed>) = 0 [pid 19080] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19086] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19085] set_robust_list(0x5555558625e0, 24 [pid 19084] <... openat resumed>) = 3 [pid 19083] perf_event_open( [pid 19082] <... prctl resumed>) = 0 [pid 19081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19086] <... set_robust_list resumed>) = 0 [pid 19084] write(3, "1000", 4 [pid 19083] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19081] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19086] perf_event_open( [pid 19084] <... write resumed>) = 4 [pid 19083] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19082] setpgid(0, 0 [pid 19081] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19086] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19084] close(3 [pid 19083] <... futex resumed>) = 1 [pid 19081] <... mprotect resumed>) = 0 [pid 19078] <... futex resumed>) = 0 [pid 19082] <... setpgid resumed>) = 0 [pid 19085] <... set_robust_list resumed>) = 0 [pid 19086] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19084] <... close resumed>) = 0 [pid 19083] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19081] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19078] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19086] <... futex resumed>) = 1 [pid 19085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19084] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19080] <... futex resumed>) = 0 [pid 19078] <... futex resumed>) = 0 [pid 19086] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] <... prctl resumed>) = 0 [pid 19084] <... futex resumed>) = 0 [pid 19083] perf_event_open(NULL, -1, 0, -1, 0 [pid 19080] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19078] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19082] <... openat resumed>) = 3 [pid 19086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19085] setpgid(0, 0 [pid 19084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19083] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19082] write(3, "1000", 4 [pid 19081] <... clone resumed>, parent_tid=[19087], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19087 [pid 19080] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19087 attached [pid 19086] perf_event_open(NULL, -1, 0, -1, 0 [pid 19085] <... setpgid resumed>) = 0 [pid 19084] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19083] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19082] <... write resumed>) = 4 [pid 19081] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19080] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19087] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19086] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19084] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19083] <... futex resumed>) = 1 [pid 19082] close(3 [pid 19081] <... futex resumed>) = 0 [pid 19078] <... futex resumed>) = 0 [pid 19087] <... set_robust_list resumed>) = 0 [pid 19086] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19085] <... openat resumed>) = 3 [pid 19084] <... mprotect resumed>) = 0 [pid 19083] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19082] <... close resumed>) = 0 [pid 19081] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19078] exit_group(0 [pid 19087] perf_event_open( [pid 19086] <... futex resumed>) = 1 [pid 19085] write(3, "1000", 4 [pid 19084] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19083] <... futex resumed>) = ? [pid 19082] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19080] <... futex resumed>) = 0 [pid 19078] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19088 attached [pid 19087] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19086] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] <... write resumed>) = 4 [pid 19083] +++ exited with 0 +++ [pid 19082] <... futex resumed>) = 0 [pid 19080] exit_group(0 [pid 19078] +++ exited with 0 +++ [pid 19088] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19087] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19086] <... futex resumed>) = ? [pid 19085] close(3 [pid 19084] <... clone resumed>, parent_tid=[19088], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19088 [pid 19082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19080] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19088] <... set_robust_list resumed>) = 0 [pid 19087] <... futex resumed>) = 1 [pid 19086] +++ exited with 0 +++ [pid 19085] <... close resumed>) = 0 [pid 19084] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19082] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19081] <... futex resumed>) = 0 [pid 19080] +++ exited with 0 +++ [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19088] perf_event_open( [pid 19087] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19084] <... futex resumed>) = 0 [pid 19082] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19081] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19088] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19085] <... futex resumed>) = 0 [pid 19084] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19082] <... mprotect resumed>) = 0 [pid 19088] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19087] perf_event_open(NULL, -1, 0, -1, 0 [pid 19085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19081] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19080, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=0} --- [pid 19088] <... futex resumed>) = 1 [pid 19087] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19085] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19084] <... futex resumed>) = 0 [pid 19082] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19081] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19088] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19087] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19085] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19084] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19087] <... futex resumed>) = 0 [pid 19084] <... futex resumed>) = 0 [pid 19081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... restart_syscall resumed>) = 0 [pid 19088] perf_event_open(NULL, -1, 0, -1, 0 [pid 19087] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] <... mprotect resumed>) = 0 [pid 19084] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19082] <... clone resumed>, parent_tid=[19089], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19089 [pid 19081] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19088] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19087] <... futex resumed>) = ? [pid 19085] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19082] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19081] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19089 attached [pid 19088] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19089] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19088] <... futex resumed>) = 1 [pid 19084] <... futex resumed>) = 0 [pid 19089] <... set_robust_list resumed>) = 0 [pid 19088] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19084] exit_group(0 [pid 19089] perf_event_open( [pid 19088] <... futex resumed>) = ? [pid 19084] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19090 attached [pid 19089] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19088] +++ exited with 0 +++ [pid 19087] +++ exited with 0 +++ [pid 19084] +++ exited with 0 +++ [pid 19082] <... futex resumed>) = 0 [pid 19081] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19090 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19089] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19085] <... clone resumed>, parent_tid=[19091], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19091 [pid 19082] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19091 attached [pid 19089] <... futex resumed>) = 0 [pid 19085] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19089] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] <... futex resumed>) = 0 [pid 19082] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19092 [pid 19091] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19090] set_robust_list(0x5555558625e0, 24 [pid 19089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19085] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19082] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19091] <... set_robust_list resumed>) = 0 [pid 19090] <... set_robust_list resumed>) = 0 [pid 19089] perf_event_open(NULL, -1, 0, -1, 0 [pid 19082] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19091] perf_event_open( [pid 19090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19089] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19091] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19090] <... prctl resumed>) = 0 [pid 19089] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19091] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19089] <... futex resumed>) = 1 [pid 19082] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19091] <... futex resumed>) = 1 [pid 19090] setpgid(0, 0 [pid 19089] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19085] <... futex resumed>) = 0 [pid 19082] exit_group(0 [pid 19091] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 19092 attached [pid 19092] set_robust_list(0x5555558625e0, 24) = 0 [pid 19085] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19082] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19089] <... futex resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19093 [pid 19092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19091] <... futex resumed>) = 0 [pid 19090] <... setpgid resumed>) = 0 [pid 19085] <... futex resumed>) = 1 [pid 19092] <... prctl resumed>) = 0 [pid 19091] perf_event_open(NULL, -1, 0, -1, 0 [pid 19092] setpgid(0, 0 [pid 19091] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19092] <... setpgid resumed>) = 0 [pid 19091] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19091] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19093 attached [pid 19092] <... openat resumed>) = 3 [pid 19091] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19093] set_robust_list(0x5555558625e0, 24 [pid 19092] write(3, "1000", 4 [pid 19089] +++ exited with 0 +++ [pid 19090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19085] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19082] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19094 [pid 19093] <... set_robust_list resumed>) = 0 [pid 19092] <... write resumed>) = 4 [pid 19085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19090] <... openat resumed>) = 3 [pid 19093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19092] close(3 [pid 19090] write(3, "1000", 4 [pid 19085] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19093] <... prctl resumed>) = 0 [pid 19092] <... close resumed>) = 0 [pid 19091] <... futex resumed>) = ? [pid 19090] <... write resumed>) = 4 [pid 19085] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19094 attached [pid 19093] setpgid(0, 0 [pid 19092] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19091] +++ exited with 0 +++ [pid 19090] close(3./strace-static-x86_64: Process 19095 attached [pid 19094] set_robust_list(0x5555558625e0, 24 [pid 19093] <... setpgid resumed>) = 0 [pid 19092] <... futex resumed>) = 0 [pid 19090] <... close resumed>) = 0 [pid 19085] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19095 [pid 19094] <... set_robust_list resumed>) = 0 [pid 19093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19090] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19093] <... openat resumed>) = 3 [pid 19092] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19090] <... futex resumed>) = 0 [pid 19095] set_robust_list(0x5555558625e0, 24) = 0 [pid 19094] <... prctl resumed>) = 0 [pid 19093] write(3, "1000", 4 [pid 19092] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19094] setpgid(0, 0 [pid 19093] <... write resumed>) = 4 [pid 19092] <... mprotect resumed>) = 0 [pid 19095] <... prctl resumed>) = 0 [pid 19094] <... setpgid resumed>) = 0 [pid 19093] close(3 [pid 19092] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19090] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19095] setpgid(0, 0 [pid 19094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19093] <... close resumed>) = 0 [pid 19090] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19093] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19092] <... clone resumed>, parent_tid=[19096], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19096 [pid 19093] <... futex resumed>) = 0 [pid 19092] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19092] <... futex resumed>) = 0 [pid 19090] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19097 [pid 19095] <... setpgid resumed>) = 0 [pid 19094] <... openat resumed>) = 3 [pid 19093] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19092] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19094] write(3, "1000", 4 [pid 19093] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19090] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19094] <... write resumed>) = 4 [pid 19093] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19097 attached [pid 19095] <... openat resumed>) = 3 [pid 19094] close(3 [pid 19093] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19090] <... clone resumed>, parent_tid=[19098], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19098 ./strace-static-x86_64: Process 19099 attached ./strace-static-x86_64: Process 19098 attached ./strace-static-x86_64: Process 19096 attached [pid 19097] set_robust_list(0x5555558625e0, 24 [pid 19095] write(3, "1000", 4 [pid 19094] <... close resumed>) = 0 [pid 19097] <... set_robust_list resumed>) = 0 [pid 19093] <... clone resumed>, parent_tid=[19099], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19099 [pid 19097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19095] <... write resumed>) = 4 [pid 19094] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19093] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19098] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19090] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19099] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19096] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19097] <... prctl resumed>) = 0 [pid 19093] <... futex resumed>) = 0 [pid 19099] <... set_robust_list resumed>) = 0 [pid 19098] <... set_robust_list resumed>) = 0 [pid 19096] <... set_robust_list resumed>) = 0 [pid 19095] close(3 [pid 19094] <... futex resumed>) = 0 [pid 19090] <... futex resumed>) = 0 [pid 19099] perf_event_open( [pid 19098] perf_event_open( [pid 19097] setpgid(0, 0 [pid 19096] perf_event_open( [pid 19095] <... close resumed>) = 0 [pid 19094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19093] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19090] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19099] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19098] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19097] <... setpgid resumed>) = 0 [pid 19096] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19095] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19094] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19099] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19098] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19096] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19095] <... futex resumed>) = 0 [pid 19094] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19099] <... futex resumed>) = 1 [pid 19098] <... futex resumed>) = 1 [pid 19097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19096] <... futex resumed>) = 1 [pid 19095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19094] <... mprotect resumed>) = 0 [pid 19093] <... futex resumed>) = 0 [pid 19092] <... futex resumed>) = 0 [pid 19090] <... futex resumed>) = 0 [pid 19099] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19098] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19097] <... openat resumed>) = 3 [pid 19096] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19095] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19094] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19093] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19092] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19090] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19097] write(3, "1000", 4 [pid 19096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19095] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19093] <... futex resumed>) = 0 [pid 19092] <... futex resumed>) = 0 [pid 19099] perf_event_open(NULL, -1, 0, -1, 0 [pid 19098] perf_event_open(NULL, -1, 0, -1, 0 [pid 19097] <... write resumed>) = 4 [pid 19096] perf_event_open(NULL, -1, 0, -1, 0 [pid 19093] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19092] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19090] <... futex resumed>) = 0 [pid 19095] <... mprotect resumed>) = 0 [pid 19099] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19098] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19097] close(3 [pid 19096] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19094] <... clone resumed>, parent_tid=[19100], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19100 [pid 19090] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19100 attached [pid 19099] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19098] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19097] <... close resumed>) = 0 [pid 19096] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19095] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19094] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19100] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19099] <... futex resumed>) = 1 [pid 19098] <... futex resumed>) = 0 [pid 19097] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19096] <... futex resumed>) = 1 [pid 19093] <... futex resumed>) = 0 [pid 19092] <... futex resumed>) = 0 [pid 19100] <... set_robust_list resumed>) = 0 [pid 19099] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19098] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19097] <... futex resumed>) = 0 [pid 19096] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19094] <... futex resumed>) = 0 [pid 19093] exit_group(0 [pid 19092] exit_group(0 [pid 19090] exit_group(0./strace-static-x86_64: Process 19101 attached [pid 19100] perf_event_open( [pid 19099] <... futex resumed>) = ? [pid 19098] <... futex resumed>) = ? [pid 19097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19096] <... futex resumed>) = ? [pid 19095] <... clone resumed>, parent_tid=[19101], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19101 [pid 19094] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19093] <... exit_group resumed>) = ? [pid 19092] <... exit_group resumed>) = ? [pid 19090] <... exit_group resumed>) = ? [pid 19101] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19099] +++ exited with 0 +++ [pid 19098] +++ exited with 0 +++ [pid 19097] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19096] +++ exited with 0 +++ [pid 19095] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19095] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19101] <... set_robust_list resumed>) = 0 [pid 19100] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19097] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19093] +++ exited with 0 +++ [pid 19092] +++ exited with 0 +++ [pid 19090] +++ exited with 0 +++ [pid 19100] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19097] <... mprotect resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19101] perf_event_open( [pid 19100] <... futex resumed>) = 1 [pid 19097] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19094] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19101] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19100] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19094] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19101] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19097] <... clone resumed>, parent_tid=[19102], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19102 [pid 19094] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... restart_syscall resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19102 attached [pid 19101] <... futex resumed>) = 1 [pid 19100] perf_event_open(NULL, -1, 0, -1, 0 [pid 19097] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19095] <... futex resumed>) = 0 [pid 19094] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19104 attached ./strace-static-x86_64: Process 19103 attached [pid 19102] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19101] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19100] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19097] <... futex resumed>) = 0 [pid 19095] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19103 [pid 19104] set_robust_list(0x5555558625e0, 24 [pid 19103] set_robust_list(0x5555558625e0, 24 [pid 19102] <... set_robust_list resumed>) = 0 [pid 19101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19100] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19097] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19095] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19104 [pid 19104] <... set_robust_list resumed>) = 0 [pid 19103] <... set_robust_list resumed>) = 0 [pid 19102] perf_event_open( [pid 19101] perf_event_open(NULL, -1, 0, -1, 0 [pid 19100] <... futex resumed>) = 1 [pid 19095] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19094] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19102] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19101] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19100] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19094] exit_group(0 [pid 19102] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19101] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19102] <... futex resumed>) = 1 [pid 19101] <... futex resumed>) = 1 [pid 19097] <... futex resumed>) = 0 [pid 19095] <... futex resumed>) = 0 [pid 19103] <... prctl resumed>) = 0 [pid 19100] <... futex resumed>) = ? [pid 19104] <... prctl resumed>) = 0 [pid 19094] <... exit_group resumed>) = ? [pid 19103] setpgid(0, 0 [pid 19102] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19101] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19100] +++ exited with 0 +++ [pid 19097] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19095] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19105 [pid 19102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19097] <... futex resumed>) = 0 [pid 19102] perf_event_open(NULL, -1, 0, -1, 0 [pid 19097] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19102] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19102] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19094] +++ exited with 0 +++ [pid 19104] setpgid(0, 0 [pid 19103] <... setpgid resumed>) = 0 [pid 19102] <... futex resumed>) = 1 [pid 19101] <... futex resumed>) = ? [pid 19097] <... futex resumed>) = 0 [pid 19095] <... exit_group resumed>) = ? [pid 19104] <... setpgid resumed>) = 0 [pid 19103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19102] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19101] +++ exited with 0 +++ [pid 19097] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19102] <... futex resumed>) = ? [pid 19097] <... exit_group resumed>) = ? [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19102] +++ exited with 0 +++ [pid 19097] +++ exited with 0 +++ [pid 19095] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 19103] <... openat resumed>) = 3 [pid 19103] write(3, "1000", 4 [pid 19104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19103] <... write resumed>) = 4 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19103] close(3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19106 attached ./strace-static-x86_64: Process 19105 attached [pid 19104] <... openat resumed>) = 3 [pid 19103] <... close resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19106] set_robust_list(0x5555558625e0, 24 [pid 19105] set_robust_list(0x5555558625e0, 24 [pid 19104] write(3, "1000", 4 [pid 19103] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19106 [pid 19106] <... set_robust_list resumed>) = 0 [pid 19105] <... set_robust_list resumed>) = 0 [pid 19104] <... write resumed>) = 4 [pid 19103] <... futex resumed>) = 0 [pid 19106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19104] close(3 [pid 19103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19107 attached [pid 19106] <... prctl resumed>) = 0 [pid 19105] <... prctl resumed>) = 0 [pid 19104] <... close resumed>) = 0 [pid 19103] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19107] set_robust_list(0x5555558625e0, 24 [pid 19106] setpgid(0, 0 [pid 19105] setpgid(0, 0 [pid 19104] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19103] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19107 ./strace-static-x86_64: Process 19108 attached [pid 19107] <... set_robust_list resumed>) = 0 [pid 19106] <... setpgid resumed>) = 0 [pid 19105] <... setpgid resumed>) = 0 [pid 19104] <... futex resumed>) = 0 [pid 19103] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19108 [pid 19108] set_robust_list(0x5555558625e0, 24 [pid 19107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19103] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19107] <... prctl resumed>) = 0 [pid 19106] <... openat resumed>) = 3 [pid 19105] <... openat resumed>) = 3 [pid 19104] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19109 attached [pid 19107] setpgid(0, 0 [pid 19106] write(3, "1000", 4 [pid 19105] write(3, "1000", 4 [pid 19104] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19103] <... clone resumed>, parent_tid=[19109], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19109 [pid 19108] <... set_robust_list resumed>) = 0 [pid 19107] <... setpgid resumed>) = 0 [pid 19105] <... write resumed>) = 4 [pid 19104] <... mprotect resumed>) = 0 [pid 19103] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19106] <... write resumed>) = 4 [pid 19105] close(3 [pid 19104] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19109] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19103] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19110 attached [pid 19109] <... set_robust_list resumed>) = 0 [pid 19108] <... prctl resumed>) = 0 [pid 19107] <... openat resumed>) = 3 [pid 19106] close(3 [pid 19105] <... close resumed>) = 0 [pid 19103] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19110] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19109] perf_event_open( [pid 19108] setpgid(0, 0 [pid 19107] write(3, "1000", 4 [pid 19106] <... close resumed>) = 0 [pid 19105] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19104] <... clone resumed>, parent_tid=[19110], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19110 [pid 19107] <... write resumed>) = 4 [pid 19105] <... futex resumed>) = 0 [pid 19104] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19107] close(3 [pid 19105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19104] <... futex resumed>) = 0 [pid 19110] <... set_robust_list resumed>) = 0 [pid 19109] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19108] <... setpgid resumed>) = 0 [pid 19107] <... close resumed>) = 0 [pid 19106] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19105] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19104] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19110] perf_event_open( [pid 19109] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19107] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19106] <... futex resumed>) = 0 [pid 19105] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19110] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19109] <... futex resumed>) = 1 [pid 19108] <... openat resumed>) = 3 [pid 19107] <... futex resumed>) = 0 [pid 19106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19105] <... mprotect resumed>) = 0 [pid 19103] <... futex resumed>) = 0 [pid 19109] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19108] write(3, "1000", 4 [pid 19107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19106] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19105] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19103] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19108] <... write resumed>) = 4 [pid 19107] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19106] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19103] <... futex resumed>) = 0 [pid 19110] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19111 attached [pid 19107] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19105] <... clone resumed>, parent_tid=[19111], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19111 [pid 19103] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19107] <... mprotect resumed>) = 0 [pid 19105] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19109] perf_event_open(NULL, -1, 0, -1, 0 [pid 19108] close(3 [pid 19107] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19105] <... futex resumed>) = 0 [pid 19106] <... mprotect resumed>) = 0 [pid 19111] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19110] <... futex resumed>) = 1 [pid 19109] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19108] <... close resumed>) = 0 [pid 19105] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19104] <... futex resumed>) = 0 [pid 19106] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19112 attached ./strace-static-x86_64: Process 19113 attached [pid 19111] <... set_robust_list resumed>) = 0 [pid 19110] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19109] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19108] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19107] <... clone resumed>, parent_tid=[19112], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19112 [pid 19104] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19113] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19112] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19111] perf_event_open( [pid 19110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19109] <... futex resumed>) = 1 [pid 19108] <... futex resumed>) = 0 [pid 19107] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19106] <... clone resumed>, parent_tid=[19113], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19113 [pid 19104] <... futex resumed>) = 0 [pid 19103] <... futex resumed>) = 0 [pid 19113] <... set_robust_list resumed>) = 0 [pid 19110] perf_event_open(NULL, -1, 0, -1, 0 [pid 19109] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19107] <... futex resumed>) = 0 [pid 19112] <... set_robust_list resumed>) = 0 [pid 19106] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19104] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19103] exit_group(0 [pid 19111] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19110] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19109] <... futex resumed>) = ? [pid 19108] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19107] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19112] perf_event_open( [pid 19106] <... futex resumed>) = 0 [pid 19103] <... exit_group resumed>) = ? [pid 19113] perf_event_open( [pid 19112] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19111] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19110] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19109] +++ exited with 0 +++ [pid 19108] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19106] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19113] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19112] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19111] <... futex resumed>) = 1 [pid 19110] <... futex resumed>) = 1 [pid 19105] <... futex resumed>) = 0 [pid 19104] <... futex resumed>) = 0 [pid 19103] +++ exited with 0 +++ [pid 19108] <... mprotect resumed>) = 0 [pid 19113] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19112] <... futex resumed>) = 1 [pid 19111] perf_event_open(NULL, -1, 0, -1, 0 [pid 19110] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19107] <... futex resumed>) = 0 [pid 19105] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19104] exit_group(0 [pid 19113] <... futex resumed>) = 1 [pid 19112] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19111] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19110] <... futex resumed>) = ? [pid 19108] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19107] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19106] <... futex resumed>) = 0 [pid 19105] <... futex resumed>) = 0 [pid 19104] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19113] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19111] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19110] +++ exited with 0 +++ [pid 19107] <... futex resumed>) = 0 [pid 19106] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19105] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19114 attached [pid 19113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19112] perf_event_open(NULL, -1, 0, -1, 0 [pid 19111] <... futex resumed>) = 0 [pid 19108] <... clone resumed>, parent_tid=[19114], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19114 [pid 19107] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19106] <... futex resumed>) = 0 [pid 19105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19104] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19114] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19113] perf_event_open(NULL, -1, 0, -1, 0 [pid 19112] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19111] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19108] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19106] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19105] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19104, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 19115 attached [pid 19114] <... set_robust_list resumed>) = 0 [pid 19113] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19112] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19111] <... futex resumed>) = ? [pid 19108] <... futex resumed>) = 0 [pid 19105] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19115 [pid 19114] perf_event_open( [pid 19113] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19112] <... futex resumed>) = 1 [pid 19111] +++ exited with 0 +++ [pid 19108] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19107] <... futex resumed>) = 0 [pid 19114] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19113] <... futex resumed>) = 1 [pid 19112] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19106] <... futex resumed>) = 0 [pid 19114] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19113] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19106] exit_group(0 [pid 19105] +++ exited with 0 +++ [pid 19115] set_robust_list(0x5555558625e0, 24 [pid 19114] <... futex resumed>) = 1 [pid 19113] <... futex resumed>) = ? [pid 19108] <... futex resumed>) = 0 [pid 19107] exit_group(0 [pid 19106] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19116 attached [pid 19115] <... set_robust_list resumed>) = 0 [pid 19114] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19113] +++ exited with 0 +++ [pid 19112] <... futex resumed>) = ? [pid 19108] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19107] <... exit_group resumed>) = ? [pid 19106] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19116] set_robust_list(0x5555558625e0, 24 [pid 19115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19112] +++ exited with 0 +++ [pid 19108] <... futex resumed>) = 0 [pid 19116] <... set_robust_list resumed>) = 0 [pid 19114] perf_event_open(NULL, -1, 0, -1, 0 [pid 19108] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19115] <... prctl resumed>) = 0 [pid 19114] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19107] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19116 [pid 19116] <... prctl resumed>) = 0 [pid 19115] setpgid(0, 0 [pid 19114] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19116] setpgid(0, 0 [pid 19114] <... futex resumed>) = 1 [pid 19108] <... futex resumed>) = 0 [pid 19116] <... setpgid resumed>) = 0 [pid 19115] <... setpgid resumed>) = 0 [pid 19114] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19108] exit_group(0 [pid 19116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19114] <... futex resumed>) = ? [pid 19108] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19117 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19117 attached [pid 19116] <... openat resumed>) = 3 [pid 19115] <... openat resumed>) = 3 [pid 19114] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19118 attached [pid 19117] set_robust_list(0x5555558625e0, 24 [pid 19116] write(3, "1000", 4 [pid 19115] write(3, "1000", 4 [pid 19108] +++ exited with 0 +++ ./strace-static-x86_64: Process 19119 attached [pid 19118] set_robust_list(0x5555558625e0, 24 [pid 19117] <... set_robust_list resumed>) = 0 [pid 19116] <... write resumed>) = 4 [pid 19115] <... write resumed>) = 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19118 [pid 19119] set_robust_list(0x5555558625e0, 24 [pid 19118] <... set_robust_list resumed>) = 0 [pid 19116] close(3 [pid 19115] close(3 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19119 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19119] <... set_robust_list resumed>) = 0 [pid 19118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19116] <... close resumed>) = 0 [pid 19117] <... prctl resumed>) = 0 [pid 19115] <... close resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19118] <... prctl resumed>) = 0 [pid 19117] setpgid(0, 0 [pid 19116] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19115] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19120 attached [pid 19119] <... prctl resumed>) = 0 [pid 19118] setpgid(0, 0 [pid 19117] <... setpgid resumed>) = 0 [pid 19116] <... futex resumed>) = 0 [pid 19115] <... futex resumed>) = 0 [pid 19120] set_robust_list(0x5555558625e0, 24 [pid 19119] setpgid(0, 0 [pid 19118] <... setpgid resumed>) = 0 [pid 19117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19120 [pid 19120] <... set_robust_list resumed>) = 0 [pid 19119] <... setpgid resumed>) = 0 [pid 19118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19117] <... openat resumed>) = 3 [pid 19116] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19115] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19118] <... openat resumed>) = 3 [pid 19117] write(3, "1000", 4 [pid 19116] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19115] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19120] <... prctl resumed>) = 0 [pid 19119] <... openat resumed>) = 3 [pid 19118] write(3, "1000", 4 [pid 19117] <... write resumed>) = 4 [pid 19116] <... mprotect resumed>) = 0 [pid 19115] <... mprotect resumed>) = 0 [pid 19120] setpgid(0, 0 [pid 19119] write(3, "1000", 4 [pid 19118] <... write resumed>) = 4 [pid 19117] close(3 [pid 19116] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19115] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19120] <... setpgid resumed>) = 0 [pid 19119] <... write resumed>) = 4 [pid 19118] close(3 [pid 19117] <... close resumed>) = 0 [pid 19120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19119] close(3 [pid 19118] <... close resumed>) = 0 [pid 19117] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19116] <... clone resumed>, parent_tid=[19122], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19122 [pid 19115] <... clone resumed>, parent_tid=[19121], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19121 ./strace-static-x86_64: Process 19122 attached [pid 19120] <... openat resumed>) = 3 [pid 19119] <... close resumed>) = 0 [pid 19118] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19117] <... futex resumed>) = 0 [pid 19116] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19115] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19120] write(3, "1000", 4 [pid 19119] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19118] <... futex resumed>) = 0 [pid 19117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19116] <... futex resumed>) = 0 [pid 19115] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19121 attached [pid 19122] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19120] <... write resumed>) = 4 [pid 19119] <... futex resumed>) = 0 [pid 19118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19117] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19116] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19115] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19120] close(3 [pid 19119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19118] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19117] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19122] <... set_robust_list resumed>) = 0 [pid 19121] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19120] <... close resumed>) = 0 [pid 19119] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19118] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19117] <... mprotect resumed>) = 0 [pid 19122] perf_event_open( [pid 19120] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19119] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19118] <... mprotect resumed>) = 0 [pid 19117] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19121] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 19123 attached [pid 19122] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19121] perf_event_open( [pid 19120] <... futex resumed>) = 0 [pid 19119] <... mprotect resumed>) = 0 [pid 19118] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19123] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19122] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19121] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19119] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19117] <... clone resumed>, parent_tid=[19123], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19123 [pid 19123] <... set_robust_list resumed>) = 0 [pid 19122] <... futex resumed>) = 1 [pid 19121] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19120] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19118] <... clone resumed>, parent_tid=[19124], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19124 [pid 19117] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19116] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19125 attached ./strace-static-x86_64: Process 19124 attached [pid 19123] perf_event_open( [pid 19122] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19121] <... futex resumed>) = 1 [pid 19120] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19119] <... clone resumed>, parent_tid=[19125], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19125 [pid 19118] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19117] <... futex resumed>) = 0 [pid 19116] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19115] <... futex resumed>) = 0 [pid 19125] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19124] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19123] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19121] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19120] <... mprotect resumed>) = 0 [pid 19119] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19118] <... futex resumed>) = 0 [pid 19117] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19116] <... futex resumed>) = 0 [pid 19115] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19125] <... set_robust_list resumed>) = 0 [pid 19124] <... set_robust_list resumed>) = 0 [pid 19123] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19122] perf_event_open(NULL, -1, 0, -1, 0 [pid 19121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19120] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19119] <... futex resumed>) = 0 [pid 19118] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19116] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19115] <... futex resumed>) = 0 [pid 19125] perf_event_open( [pid 19124] perf_event_open( [pid 19123] <... futex resumed>) = 0 [pid 19122] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19121] perf_event_open(NULL, -1, 0, -1, 0 [pid 19119] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19117] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19115] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19125] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19124] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19123] perf_event_open(NULL, -1, 0, -1, 0 [pid 19122] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19121] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19120] <... clone resumed>, parent_tid=[19126], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19126 [pid 19117] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19126 attached [pid 19125] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19124] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19123] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19122] <... futex resumed>) = 1 [pid 19121] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19120] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19117] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19116] <... futex resumed>) = 0 [pid 19125] <... futex resumed>) = 1 [pid 19124] <... futex resumed>) = 1 [pid 19123] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19122] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19121] <... futex resumed>) = 1 [pid 19120] <... futex resumed>) = 0 [pid 19119] <... futex resumed>) = 0 [pid 19118] <... futex resumed>) = 0 [pid 19117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19116] exit_group(0 [pid 19115] <... futex resumed>) = 0 [pid 19126] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19125] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19124] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19123] <... futex resumed>) = 0 [pid 19122] <... futex resumed>) = ? [pid 19121] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19120] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19119] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19118] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19117] exit_group(0 [pid 19116] <... exit_group resumed>) = ? [pid 19115] exit_group(0 [pid 19126] <... set_robust_list resumed>) = 0 [pid 19125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19122] +++ exited with 0 +++ [pid 19121] <... futex resumed>) = ? [pid 19119] <... futex resumed>) = 0 [pid 19118] <... futex resumed>) = 0 [pid 19117] <... exit_group resumed>) = ? [pid 19115] <... exit_group resumed>) = ? [pid 19126] perf_event_open( [pid 19125] perf_event_open(NULL, -1, 0, -1, 0 [pid 19124] perf_event_open(NULL, -1, 0, -1, 0 [pid 19123] +++ exited with 0 +++ [pid 19121] +++ exited with 0 +++ [pid 19119] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19118] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19117] +++ exited with 0 +++ [pid 19116] +++ exited with 0 +++ [pid 19126] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19125] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19124] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19115] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19126] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19125] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19124] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19126] <... futex resumed>) = 1 [pid 19125] <... futex resumed>) = 1 [pid 19124] <... futex resumed>) = 1 [pid 19120] <... futex resumed>) = 0 [pid 19119] <... futex resumed>) = 0 [pid 19118] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19126] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19125] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19124] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19120] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19119] exit_group(0 [pid 19118] exit_group(0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19125] <... futex resumed>) = ? [pid 19124] <... futex resumed>) = ? [pid 19120] <... futex resumed>) = 0 [pid 19119] <... exit_group resumed>) = ? [pid 19118] <... exit_group resumed>) = ? [pid 5078] <... restart_syscall resumed>) = 0 [pid 19126] perf_event_open(NULL, -1, 0, -1, 0 [pid 19125] +++ exited with 0 +++ [pid 19124] +++ exited with 0 +++ [pid 19120] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19119] +++ exited with 0 +++ [pid 19118] +++ exited with 0 +++ ./strace-static-x86_64: Process 19127 attached [pid 19126] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19126] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19127 [pid 19126] <... futex resumed>) = 1 [pid 19120] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19126] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19120] exit_group(0 [pid 19126] <... futex resumed>) = ? [pid 19120] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19129 ./strace-static-x86_64: Process 19130 attached ./strace-static-x86_64: Process 19129 attached ./strace-static-x86_64: Process 19128 attached [pid 19127] set_robust_list(0x5555558625e0, 24 [pid 19126] +++ exited with 0 +++ [pid 19120] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19130 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19128 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19127] <... set_robust_list resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19130] set_robust_list(0x5555558625e0, 24 [pid 19127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19130] <... set_robust_list resumed>) = 0 [pid 19130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19130] setpgid(0, 0) = 0 [pid 19130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19129] set_robust_list(0x5555558625e0, 24 [pid 19128] set_robust_list(0x5555558625e0, 24 [pid 19127] <... prctl resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19131 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19131 attached [pid 19130] <... openat resumed>) = 3 [pid 19129] <... set_robust_list resumed>) = 0 [pid 19128] <... set_robust_list resumed>) = 0 [pid 19127] setpgid(0, 0./strace-static-x86_64: Process 19132 attached [pid 19131] set_robust_list(0x5555558625e0, 24 [pid 19130] write(3, "1000", 4 [pid 19127] <... setpgid resumed>) = 0 [pid 19132] set_robust_list(0x5555558625e0, 24 [pid 19130] <... write resumed>) = 4 [pid 19128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19132 [pid 19132] <... set_robust_list resumed>) = 0 [pid 19130] close(3 [pid 19128] <... prctl resumed>) = 0 [pid 19127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19131] <... set_robust_list resumed>) = 0 [pid 19130] <... close resumed>) = 0 [pid 19129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19132] <... prctl resumed>) = 0 [pid 19130] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19128] setpgid(0, 0 [pid 19127] <... openat resumed>) = 3 [pid 19132] setpgid(0, 0 [pid 19130] <... futex resumed>) = 0 [pid 19128] <... setpgid resumed>) = 0 [pid 19127] write(3, "1000", 4 [pid 19132] <... setpgid resumed>) = 0 [pid 19131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19129] <... prctl resumed>) = 0 [pid 19128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19130] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19127] <... write resumed>) = 4 [pid 19132] <... openat resumed>) = 3 [pid 19130] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19129] setpgid(0, 0 [pid 19128] <... openat resumed>) = 3 [pid 19127] close(3 [pid 19132] write(3, "1000", 4 [pid 19131] <... prctl resumed>) = 0 [pid 19130] <... mprotect resumed>) = 0 [pid 19129] <... setpgid resumed>) = 0 [pid 19128] write(3, "1000", 4 [pid 19127] <... close resumed>) = 0 [pid 19132] <... write resumed>) = 4 [pid 19131] setpgid(0, 0 [pid 19130] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19128] <... write resumed>) = 4 [pid 19127] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19132] close(3 [pid 19131] <... setpgid resumed>) = 0 [pid 19129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19128] close(3 [pid 19127] <... futex resumed>) = 0 [pid 19132] <... close resumed>) = 0 [pid 19130] <... clone resumed>, parent_tid=[19133], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19133 [pid 19128] <... close resumed>) = 0 [pid 19127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19132] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19130] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19129] <... openat resumed>) = 3 [pid 19128] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19132] <... futex resumed>) = 0 [pid 19130] <... futex resumed>) = 0 [pid 19129] write(3, "1000", 4 [pid 19128] <... futex resumed>) = 0 [pid 19127] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19130] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19129] <... write resumed>) = 4 [pid 19128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19127] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19132] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19132] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19128] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19132] <... mprotect resumed>) = 0 [pid 19131] <... openat resumed>) = 3 [pid 19129] close(3 [pid 19128] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19127] <... mprotect resumed>) = 0 [pid 19132] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19131] write(3, "1000", 4 [pid 19129] <... close resumed>) = 0 [pid 19128] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19133 attached [pid 19131] <... write resumed>) = 4 [pid 19129] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19128] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19127] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19133] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19132] <... clone resumed>, parent_tid=[19134], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19134 [pid 19131] close(3 [pid 19129] <... futex resumed>) = 0 [pid 19133] <... set_robust_list resumed>) = 0 [pid 19132] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19131] <... close resumed>) = 0 [pid 19129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19128] <... clone resumed>, parent_tid=[19135], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19135 ./strace-static-x86_64: Process 19136 attached ./strace-static-x86_64: Process 19134 attached [pid 19133] perf_event_open( [pid 19132] <... futex resumed>) = 0 [pid 19131] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19129] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19128] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19127] <... clone resumed>, parent_tid=[19136], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19136 [pid 19136] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19134] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19133] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19132] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19131] <... futex resumed>) = 0 [pid 19129] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19128] <... futex resumed>) = 0 [pid 19127] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19135 attached [pid 19136] <... set_robust_list resumed>) = 0 [pid 19133] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19129] <... mprotect resumed>) = 0 [pid 19128] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19134] <... set_robust_list resumed>) = 0 [pid 19127] <... futex resumed>) = 0 [pid 19135] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19133] <... futex resumed>) = 1 [pid 19131] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19130] <... futex resumed>) = 0 [pid 19127] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19135] <... set_robust_list resumed>) = 0 [pid 19133] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19131] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19130] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19129] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19136] perf_event_open( [pid 19135] perf_event_open( [pid 19134] perf_event_open( [pid 19133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19131] <... mprotect resumed>) = 0 [pid 19130] <... futex resumed>) = 0 [pid 19136] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19135] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19133] perf_event_open(NULL, -1, 0, -1, 0 [pid 19131] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19130] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19129] <... clone resumed>, parent_tid=[19137], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19137 [pid 19134] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19136] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19135] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19134] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19133] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19129] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19138 attached ./strace-static-x86_64: Process 19137 attached [pid 19136] <... futex resumed>) = 1 [pid 19135] <... futex resumed>) = 1 [pid 19134] <... futex resumed>) = 1 [pid 19133] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19132] <... futex resumed>) = 0 [pid 19131] <... clone resumed>, parent_tid=[19138], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19138 [pid 19129] <... futex resumed>) = 0 [pid 19128] <... futex resumed>) = 0 [pid 19127] <... futex resumed>) = 0 [pid 19138] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19136] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19135] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19134] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19133] <... futex resumed>) = 1 [pid 19132] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19131] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19130] <... futex resumed>) = 0 [pid 19129] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19128] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19127] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19138] <... set_robust_list resumed>) = 0 [pid 19137] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19133] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19132] <... futex resumed>) = 0 [pid 19131] <... futex resumed>) = 0 [pid 19130] exit_group(0 [pid 19128] <... futex resumed>) = 0 [pid 19127] <... futex resumed>) = 0 [pid 19138] perf_event_open( [pid 19137] <... set_robust_list resumed>) = 0 [pid 19136] perf_event_open(NULL, -1, 0, -1, 0 [pid 19135] perf_event_open(NULL, -1, 0, -1, 0 [pid 19134] perf_event_open(NULL, -1, 0, -1, 0 [pid 19133] <... futex resumed>) = ? [pid 19132] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19131] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19130] <... exit_group resumed>) = ? [pid 19128] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19127] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19138] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19137] perf_event_open( [pid 19136] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19135] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19134] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19133] +++ exited with 0 +++ [pid 19130] +++ exited with 0 +++ [pid 19138] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19137] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19136] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19135] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19134] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19138] <... futex resumed>) = 1 [pid 19137] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19136] <... futex resumed>) = 1 [pid 19135] <... futex resumed>) = 1 [pid 19134] <... futex resumed>) = 1 [pid 19132] <... futex resumed>) = 0 [pid 19131] <... futex resumed>) = 0 [pid 19128] <... futex resumed>) = 0 [pid 19127] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19138] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19137] <... futex resumed>) = 1 [pid 19136] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19135] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19134] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19132] exit_group(0 [pid 19131] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19129] <... futex resumed>) = 0 [pid 19128] exit_group(0 [pid 19127] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19139 attached [pid 19138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19137] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19136] <... futex resumed>) = ? [pid 19135] <... futex resumed>) = ? [pid 19134] <... futex resumed>) = ? [pid 19132] <... exit_group resumed>) = ? [pid 19131] <... futex resumed>) = 0 [pid 19129] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19128] <... exit_group resumed>) = ? [pid 19127] <... exit_group resumed>) = ? [pid 19139] set_robust_list(0x5555558625e0, 24 [pid 19138] perf_event_open(NULL, -1, 0, -1, 0 [pid 19137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19136] +++ exited with 0 +++ [pid 19135] +++ exited with 0 +++ [pid 19134] +++ exited with 0 +++ [pid 19132] +++ exited with 0 +++ [pid 19131] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19129] <... futex resumed>) = 0 [pid 19128] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19139 [pid 19139] <... set_robust_list resumed>) = 0 [pid 19138] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19137] perf_event_open(NULL, -1, 0, -1, 0 [pid 19129] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19127] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19138] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19137] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19139] <... prctl resumed>) = 0 [pid 19138] <... futex resumed>) = 1 [pid 19137] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19131] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19127, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19139] setpgid(0, 0 [pid 19138] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19137] <... futex resumed>) = 1 [pid 19131] exit_group(0 [pid 19129] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19139] <... setpgid resumed>) = 0 [pid 19138] <... futex resumed>) = ? [pid 19137] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19131] <... exit_group resumed>) = ? [pid 19129] exit_group(0 [pid 19138] +++ exited with 0 +++ [pid 19137] <... futex resumed>) = ? [pid 19129] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19140 attached [pid 19139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19137] +++ exited with 0 +++ [pid 19131] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19140 [pid 19140] set_robust_list(0x5555558625e0, 24 [pid 19139] <... openat resumed>) = 3 [pid 19129] +++ exited with 0 +++ [pid 19140] <... set_robust_list resumed>) = 0 [pid 19139] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19141 attached [pid 19140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19139] <... write resumed>) = 4 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19142 attached [pid 19141] set_robust_list(0x5555558625e0, 24 [pid 19140] <... prctl resumed>) = 0 [pid 19139] close(3 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19141 ./strace-static-x86_64: Process 19143 attached [pid 19141] <... set_robust_list resumed>) = 0 [pid 19140] setpgid(0, 0 [pid 19139] <... close resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19142 [pid 19143] set_robust_list(0x5555558625e0, 24 [pid 19142] set_robust_list(0x5555558625e0, 24 [pid 19141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19140] <... setpgid resumed>) = 0 [pid 19139] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19143 [pid 19143] <... set_robust_list resumed>) = 0 [pid 19142] <... set_robust_list resumed>) = 0 [pid 19141] <... prctl resumed>) = 0 [pid 19140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19139] <... futex resumed>) = 0 [pid 19143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19141] setpgid(0, 0 [pid 19140] <... openat resumed>) = 3 [pid 19139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19143] <... prctl resumed>) = 0 [pid 19141] <... setpgid resumed>) = 0 [pid 19140] write(3, "1000", 4 [pid 19139] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19143] setpgid(0, 0 [pid 19141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19140] <... write resumed>) = 4 [pid 19139] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19144 attached [pid 19143] <... setpgid resumed>) = 0 [pid 19142] <... prctl resumed>) = 0 [pid 19141] <... openat resumed>) = 3 [pid 19140] close(3 [pid 19139] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19144 [pid 19144] set_robust_list(0x5555558625e0, 24 [pid 19143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19142] setpgid(0, 0 [pid 19141] write(3, "1000", 4 [pid 19140] <... close resumed>) = 0 [pid 19139] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19145 attached [pid 19144] <... set_robust_list resumed>) = 0 [pid 19143] <... openat resumed>) = 3 [pid 19142] <... setpgid resumed>) = 0 [pid 19141] <... write resumed>) = 4 [pid 19140] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19145] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19143] write(3, "1000", 4 [pid 19142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19141] close(3 [pid 19140] <... futex resumed>) = 0 [pid 19139] <... clone resumed>, parent_tid=[19145], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19145 [pid 19144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19143] <... write resumed>) = 4 [pid 19142] <... openat resumed>) = 3 [pid 19141] <... close resumed>) = 0 [pid 19140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19139] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19145] <... set_robust_list resumed>) = 0 [pid 19144] <... prctl resumed>) = 0 [pid 19143] close(3 [pid 19142] write(3, "1000", 4 [pid 19141] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19140] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19139] <... futex resumed>) = 0 [pid 19144] setpgid(0, 0 [pid 19143] <... close resumed>) = 0 [pid 19142] <... write resumed>) = 4 [pid 19141] <... futex resumed>) = 0 [pid 19140] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19139] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19145] perf_event_open( [pid 19144] <... setpgid resumed>) = 0 [pid 19143] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19142] close(3 [pid 19141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19140] <... mprotect resumed>) = 0 [pid 19144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19143] <... futex resumed>) = 0 [pid 19142] <... close resumed>) = 0 [pid 19141] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19140] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19145] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 ./strace-static-x86_64: Process 19146 attached [pid 19145] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19144] <... openat resumed>) = 3 [pid 19143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19142] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19141] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19146] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19145] <... futex resumed>) = 1 [pid 19144] write(3, "1000", 4 [pid 19143] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19142] <... futex resumed>) = 0 [pid 19141] <... mprotect resumed>) = 0 [pid 19140] <... clone resumed>, parent_tid=[19146], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19146 [pid 19139] <... futex resumed>) = 0 [pid 19145] perf_event_open(NULL, -1, 0, -1, 0 [pid 19144] <... write resumed>) = 4 [pid 19143] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19141] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19140] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19139] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19146] <... set_robust_list resumed>) = 0 [pid 19145] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19144] close(3 [pid 19143] <... mprotect resumed>) = 0 [pid 19142] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19140] <... futex resumed>) = 0 [pid 19139] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19147 attached [pid 19143] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19141] <... clone resumed>, parent_tid=[19147], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19147 [pid 19140] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19139] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19141] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19143] <... clone resumed>, parent_tid=[19148], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19148 [pid 19141] <... futex resumed>) = 0 [pid 19143] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19141] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19143] <... futex resumed>) = 0 [pid 19145] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19143] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19145] <... futex resumed>) = 1 [pid 19144] <... close resumed>) = 0 [pid 19142] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19139] <... futex resumed>) = 0 [pid 19145] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19142] <... mprotect resumed>) = 0 [pid 19139] exit_group(0 [pid 19144] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19145] <... futex resumed>) = ? [pid 19144] <... futex resumed>) = 0 [pid 19142] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19139] <... exit_group resumed>) = ? [pid 19146] perf_event_open(./strace-static-x86_64: Process 19148 attached ./strace-static-x86_64: Process 19149 attached [pid 19147] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19146] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19145] +++ exited with 0 +++ [pid 19144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19139] +++ exited with 0 +++ [pid 19149] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19148] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19147] <... set_robust_list resumed>) = 0 [pid 19144] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19142] <... clone resumed>, parent_tid=[19149], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19149 [pid 19149] <... set_robust_list resumed>) = 0 [pid 19146] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19144] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19142] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19149] perf_event_open( [pid 19146] <... futex resumed>) = 1 [pid 19140] <... futex resumed>) = 0 [pid 19149] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19146] perf_event_open(NULL, -1, 0, -1, 0 [pid 19144] <... mprotect resumed>) = 0 [pid 19142] <... futex resumed>) = 0 [pid 19140] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19149] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19146] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19144] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19142] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19140] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19150 attached [pid 19149] <... futex resumed>) = 0 [pid 19148] <... set_robust_list resumed>) = 0 [pid 19147] perf_event_open( [pid 19146] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19140] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19149] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19148] perf_event_open( [pid 19147] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19146] <... futex resumed>) = 0 [pid 19144] <... clone resumed>, parent_tid=[19150], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19150 [pid 19142] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19151 attached [pid 19149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19148] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19147] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19146] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19144] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19142] <... futex resumed>) = 0 [pid 19140] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19151 [pid 19149] perf_event_open(NULL, -1, 0, -1, 0 [pid 19148] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19147] <... futex resumed>) = 1 [pid 19146] <... futex resumed>) = ? [pid 19144] <... futex resumed>) = 0 [pid 19142] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19141] <... futex resumed>) = 0 [pid 19140] <... exit_group resumed>) = ? [pid 19151] set_robust_list(0x5555558625e0, 24 [pid 19150] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19149] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19148] <... futex resumed>) = 1 [pid 19147] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19146] +++ exited with 0 +++ [pid 19144] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19143] <... futex resumed>) = 0 [pid 19141] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19140] +++ exited with 0 +++ [pid 19151] <... set_robust_list resumed>) = 0 [pid 19150] <... set_robust_list resumed>) = 0 [pid 19149] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19148] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19143] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19141] <... futex resumed>) = 0 [pid 19151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19150] perf_event_open( [pid 19149] <... futex resumed>) = 1 [pid 19148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19147] perf_event_open(NULL, -1, 0, -1, 0 [pid 19143] <... futex resumed>) = 0 [pid 19142] <... futex resumed>) = 0 [pid 19141] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19151] <... prctl resumed>) = 0 [pid 19149] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19148] perf_event_open(NULL, -1, 0, -1, 0 [pid 19147] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19143] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19142] exit_group(0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19151] setpgid(0, 0 [pid 19150] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19149] <... futex resumed>) = ? [pid 19148] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19147] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19142] <... exit_group resumed>) = ? [pid 5072] <... restart_syscall resumed>) = 0 [pid 19151] <... setpgid resumed>) = 0 [pid 19150] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19149] +++ exited with 0 +++ [pid 19148] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19147] <... futex resumed>) = 1 [pid 19141] <... futex resumed>) = 0 [pid 19148] <... futex resumed>) = 1 [pid 19147] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19143] <... futex resumed>) = 0 [pid 19141] exit_group(0 [pid 19151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19150] <... futex resumed>) = 1 [pid 19148] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19147] <... futex resumed>) = ? [pid 19144] <... futex resumed>) = 0 [pid 19143] exit_group(0 [pid 19142] +++ exited with 0 +++ [pid 19141] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19151] <... openat resumed>) = 3 [pid 19150] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19148] <... futex resumed>) = ? [pid 19147] +++ exited with 0 +++ [pid 19144] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19143] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19151] write(3, "1000", 4 [pid 19150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19148] +++ exited with 0 +++ [pid 19144] <... futex resumed>) = 0 [pid 19141] +++ exited with 0 +++ ./strace-static-x86_64: Process 19152 attached [pid 19151] <... write resumed>) = 4 [pid 19150] perf_event_open(NULL, -1, 0, -1, 0 [pid 19144] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19143] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19152 [pid 19152] set_robust_list(0x5555558625e0, 24 [pid 19151] close(3 [pid 19150] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19152] <... set_robust_list resumed>) = 0 [pid 19151] <... close resumed>) = 0 [pid 19150] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19151] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19150] <... futex resumed>) = 1 [pid 19144] <... futex resumed>) = 0 [pid 19152] <... prctl resumed>) = 0 [pid 19151] <... futex resumed>) = 0 [pid 19150] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19144] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19154 attached ./strace-static-x86_64: Process 19153 attached [pid 19152] setpgid(0, 0 [pid 19151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19150] <... futex resumed>) = ? [pid 19144] <... exit_group resumed>) = ? [pid 19154] set_robust_list(0x5555558625e0, 24 [pid 19153] set_robust_list(0x5555558625e0, 24 [pid 19152] <... setpgid resumed>) = 0 [pid 19151] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19150] +++ exited with 0 +++ [pid 19144] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19153 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19154 [pid 19154] <... set_robust_list resumed>) = 0 [pid 19153] <... set_robust_list resumed>) = 0 [pid 19152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19151] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19152] <... openat resumed>) = 3 [pid 19151] <... mprotect resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19153] <... prctl resumed>) = 0 [pid 19152] write(3, "1000", 4 [pid 19151] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19155 attached [pid 19154] <... prctl resumed>) = 0 [pid 19153] setpgid(0, 0 [pid 19152] <... write resumed>) = 4 [pid 19155] set_robust_list(0x5555558625e0, 24 [pid 19154] setpgid(0, 0 [pid 19153] <... setpgid resumed>) = 0 [pid 19152] close(3 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19155 [pid 19151] <... clone resumed>, parent_tid=[19156], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19156 [pid 19155] <... set_robust_list resumed>) = 0 [pid 19154] <... setpgid resumed>) = 0 [pid 19153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19152] <... close resumed>) = 0 [pid 19151] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19157 ./strace-static-x86_64: Process 19157 attached ./strace-static-x86_64: Process 19156 attached [pid 19155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19153] <... openat resumed>) = 3 [pid 19152] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19151] <... futex resumed>) = 0 [pid 19156] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19155] <... prctl resumed>) = 0 [pid 19154] <... openat resumed>) = 3 [pid 19153] write(3, "1000", 4 [pid 19152] <... futex resumed>) = 0 [pid 19151] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19157] set_robust_list(0x5555558625e0, 24 [pid 19156] <... set_robust_list resumed>) = 0 [pid 19155] setpgid(0, 0 [pid 19154] write(3, "1000", 4 [pid 19153] <... write resumed>) = 4 [pid 19152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19155] <... setpgid resumed>) = 0 [pid 19154] <... write resumed>) = 4 [pid 19153] close(3 [pid 19152] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19157] <... set_robust_list resumed>) = 0 [pid 19156] perf_event_open( [pid 19155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19154] close(3 [pid 19153] <... close resumed>) = 0 [pid 19152] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19156] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19155] <... openat resumed>) = 3 [pid 19154] <... close resumed>) = 0 [pid 19153] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19152] <... mprotect resumed>) = 0 [pid 19157] <... prctl resumed>) = 0 [pid 19156] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] write(3, "1000", 4 [pid 19154] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19153] <... futex resumed>) = 0 [pid 19152] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19158 attached [pid 19157] setpgid(0, 0 [pid 19156] <... futex resumed>) = 1 [pid 19155] <... write resumed>) = 4 [pid 19154] <... futex resumed>) = 0 [pid 19153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19151] <... futex resumed>) = 0 [pid 19157] <... setpgid resumed>) = 0 [pid 19156] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19155] close(3 [pid 19154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19153] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19152] <... clone resumed>, parent_tid=[19158], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19158 [pid 19151] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19155] <... close resumed>) = 0 [pid 19154] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19153] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19152] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19151] <... futex resumed>) = 0 [pid 19157] <... openat resumed>) = 3 [pid 19156] perf_event_open(NULL, -1, 0, -1, 0 [pid 19155] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19154] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19153] <... mprotect resumed>) = 0 [pid 19152] <... futex resumed>) = 0 [pid 19151] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19158] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19157] write(3, "1000", 4 [pid 19156] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19155] <... futex resumed>) = 0 [pid 19154] <... mprotect resumed>) = 0 [pid 19153] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19152] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19157] <... write resumed>) = 4 [pid 19156] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19154] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19160 attached [pid 19158] <... set_robust_list resumed>) = 0 [pid 19157] close(3 [pid 19156] <... futex resumed>) = 1 [pid 19155] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19153] <... clone resumed>, parent_tid=[19159], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19159 [pid 19151] <... futex resumed>) = 0 [pid 19155] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19154] <... clone resumed>, parent_tid=[19160], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19160 [pid 19153] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] <... mprotect resumed>) = 0 [pid 19154] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19153] <... futex resumed>) = 0 [pid 19158] perf_event_open( [pid 19157] <... close resumed>) = 0 [pid 19156] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19155] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19154] <... futex resumed>) = 0 [pid 19153] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19151] exit_group(0 [pid 19160] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19158] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19157] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19156] <... futex resumed>) = ? [pid 19154] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19151] <... exit_group resumed>) = ? [pid 19158] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19157] <... futex resumed>) = 0 [pid 19156] +++ exited with 0 +++ [pid 19155] <... clone resumed>, parent_tid=[19161], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19161 [pid 19155] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19155] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19151] +++ exited with 0 +++ [pid 19158] <... futex resumed>) = 1 [pid 19157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19152] <... futex resumed>) = 0 [pid 19158] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19152] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19157] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19152] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19160] <... set_robust_list resumed>) = 0 [pid 19158] perf_event_open(NULL, -1, 0, -1, 0 [pid 19157] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19152] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19158] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19157] <... mprotect resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19158] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19157] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19161 attached [pid 19160] perf_event_open( [pid 19158] <... futex resumed>) = 1 [pid 19152] <... futex resumed>) = 0 [pid 19161] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19160] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19158] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19157] <... clone resumed>, parent_tid=[19162], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19162 [pid 19152] exit_group(0 [pid 19161] <... set_robust_list resumed>) = 0 [pid 19160] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19158] <... futex resumed>) = ? [pid 19157] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19152] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19162 attached ./strace-static-x86_64: Process 19159 attached [pid 19161] perf_event_open( [pid 19160] <... futex resumed>) = 1 [pid 19158] +++ exited with 0 +++ [pid 19157] <... futex resumed>) = 0 [pid 19154] <... futex resumed>) = 0 [pid 19152] +++ exited with 0 +++ [pid 19161] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19160] perf_event_open(NULL, -1, 0, -1, 0 [pid 19157] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19154] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19163 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19161] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19160] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19159] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19154] <... futex resumed>) = 0 [pid 19161] <... futex resumed>) = 1 [pid 19160] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19159] <... set_robust_list resumed>) = 0 [pid 19155] <... futex resumed>) = 0 [pid 19154] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19162] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19163 attached [pid 19161] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19160] <... futex resumed>) = 0 [pid 19155] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19159] perf_event_open( [pid 19162] <... set_robust_list resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19162] perf_event_open( [pid 19161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19160] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19159] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19155] <... futex resumed>) = 0 [pid 19154] exit_group(0 [pid 19163] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 19164 attached ) = 0 [pid 19162] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19161] perf_event_open(NULL, -1, 0, -1, 0 [pid 19160] <... futex resumed>) = ? [pid 19159] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19154] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19164 [pid 19164] set_robust_list(0x5555558625e0, 24 [pid 19163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19162] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19161] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19160] +++ exited with 0 +++ [pid 19159] <... futex resumed>) = 1 [pid 19154] +++ exited with 0 +++ [pid 19153] <... futex resumed>) = 0 [pid 19163] <... prctl resumed>) = 0 [pid 19162] <... futex resumed>) = 1 [pid 19161] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19159] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19157] <... futex resumed>) = 0 [pid 19153] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19164] <... set_robust_list resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19163] setpgid(0, 0 [pid 19162] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19161] <... futex resumed>) = 1 [pid 19159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19157] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] <... futex resumed>) = 0 [pid 19153] <... futex resumed>) = 0 [pid 19164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19163] <... setpgid resumed>) = 0 [pid 19162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19161] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19159] perf_event_open(NULL, -1, 0, -1, 0 [pid 19157] <... futex resumed>) = 0 [pid 19155] exit_group(0 [pid 19153] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19164] <... prctl resumed>) = 0 [pid 19163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19162] perf_event_open(NULL, -1, 0, -1, 0 [pid 19161] <... futex resumed>) = ? [pid 19159] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19157] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19155] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19164] setpgid(0, 0 [pid 19163] <... openat resumed>) = 3 [pid 19162] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19161] +++ exited with 0 +++ [pid 19159] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19155] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19159] <... futex resumed>) = 1 [pid 19153] <... futex resumed>) = 0 [pid 19162] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19164] <... setpgid resumed>) = 0 [pid 19163] write(3, "1000", 4 [pid 19162] <... futex resumed>) = 1 [pid 19159] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19157] <... futex resumed>) = 0 [pid 19153] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19165 [pid 19163] <... write resumed>) = 4 [pid 19159] <... futex resumed>) = ? [pid 19157] exit_group(0 [pid 19153] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19165 attached [pid 19164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19163] close(3 [pid 19159] +++ exited with 0 +++ [pid 19157] <... exit_group resumed>) = ? [pid 19164] <... openat resumed>) = 3 [pid 19153] +++ exited with 0 +++ [pid 19163] <... close resumed>) = 0 [pid 19162] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19164] write(3, "1000", 4 [pid 19163] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19157] +++ exited with 0 +++ [pid 19165] set_robust_list(0x5555558625e0, 24 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19166 attached ./strace-static-x86_64: Process 19167 attached [pid 19165] <... set_robust_list resumed>) = 0 [pid 19164] <... write resumed>) = 4 [pid 19163] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19166 [pid 19167] set_robust_list(0x5555558625e0, 24 [pid 19165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19164] close(3 [pid 19163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19167 [pid 19167] <... set_robust_list resumed>) = 0 [pid 19164] <... close resumed>) = 0 [pid 19163] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19165] <... prctl resumed>) = 0 [pid 19164] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19163] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19167] <... prctl resumed>) = 0 [pid 19164] <... futex resumed>) = 0 [pid 19167] setpgid(0, 0 [pid 19165] setpgid(0, 0 [pid 19164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19163] <... mprotect resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19167] <... setpgid resumed>) = 0 [pid 19167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19166] set_robust_list(0x5555558625e0, 24 [pid 19164] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19167] <... openat resumed>) = 3 [pid 19166] <... set_robust_list resumed>) = 0 [pid 19165] <... setpgid resumed>) = 0 [pid 19164] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19163] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19167] write(3, "1000", 4 [pid 19166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19164] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19168 [pid 19167] <... write resumed>) = 4 [pid 19166] <... prctl resumed>) = 0 [pid 19165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19164] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19163] <... clone resumed>, parent_tid=[19169], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19169 ./strace-static-x86_64: Process 19168 attached [pid 19167] close(3 [pid 19166] setpgid(0, 0 [pid 19165] <... openat resumed>) = 3 [pid 19168] set_robust_list(0x5555558625e0, 24 [pid 19167] <... close resumed>) = 0 [pid 19163] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19165] write(3, "1000", 4 [pid 19166] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19169 attached [pid 19168] <... set_robust_list resumed>) = 0 [pid 19167] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19165] <... write resumed>) = 4 [pid 19164] <... clone resumed>, parent_tid=[19170], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19170 [pid 19163] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19170 attached [pid 19168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19167] <... futex resumed>) = 0 [pid 19166] <... openat resumed>) = 3 [pid 19165] close(3 [pid 19164] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19163] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19168] <... prctl resumed>) = 0 [pid 19167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19166] write(3, "1000", 4 [pid 19165] <... close resumed>) = 0 [pid 19164] <... futex resumed>) = 0 [pid 19168] setpgid(0, 0 [pid 19167] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19166] <... write resumed>) = 4 [pid 19165] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19164] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19169] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19168] <... setpgid resumed>) = 0 [pid 19167] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19166] close(3 [pid 19165] <... futex resumed>) = 0 [pid 19170] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19169] <... set_robust_list resumed>) = 0 [pid 19168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19167] <... mprotect resumed>) = 0 [pid 19166] <... close resumed>) = 0 [pid 19165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19170] <... set_robust_list resumed>) = 0 [pid 19169] perf_event_open( [pid 19168] <... openat resumed>) = 3 [pid 19167] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19166] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19165] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19169] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19168] write(3, "1000", 4 [pid 19166] <... futex resumed>) = 0 [pid 19165] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19170] perf_event_open( [pid 19169] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19168] <... write resumed>) = 4 [pid 19167] <... clone resumed>, parent_tid=[19171], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19171 [pid 19166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19165] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19171 attached [pid 19170] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19169] <... futex resumed>) = 1 [pid 19168] close(3 [pid 19167] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19166] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19163] <... futex resumed>) = 0 [pid 19170] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19169] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19168] <... close resumed>) = 0 [pid 19167] <... futex resumed>) = 0 [pid 19166] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19165] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19163] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19170] <... futex resumed>) = 1 [pid 19169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19168] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19167] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19166] <... mprotect resumed>) = 0 [pid 19164] <... futex resumed>) = 0 [pid 19163] <... futex resumed>) = 0 [pid 19170] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19169] perf_event_open(NULL, -1, 0, -1, 0 [pid 19168] <... futex resumed>) = 0 [pid 19166] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19165] <... clone resumed>, parent_tid=[19172], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19172 [pid 19164] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19163] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19172 attached [pid 19171] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19169] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19165] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19164] <... futex resumed>) = 0 [pid 19172] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19171] <... set_robust_list resumed>) = 0 [pid 19170] perf_event_open(NULL, -1, 0, -1, 0 [pid 19169] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19168] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19166] <... clone resumed>, parent_tid=[19173], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19173 [pid 19165] <... futex resumed>) = 0 [pid 19164] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19172] <... set_robust_list resumed>) = 0 [pid 19171] perf_event_open( [pid 19170] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19169] <... futex resumed>) = 1 [pid 19168] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19166] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19165] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19163] <... futex resumed>) = 0 [pid 19172] perf_event_open( [pid 19171] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19170] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19169] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19168] <... mprotect resumed>) = 0 [pid 19166] <... futex resumed>) = 0 [pid 19163] exit_group(0./strace-static-x86_64: Process 19173 attached [pid 19172] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19171] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19170] <... futex resumed>) = 1 [pid 19169] <... futex resumed>) = ? [pid 19168] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19166] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19164] <... futex resumed>) = 0 [pid 19163] <... exit_group resumed>) = ? [pid 19173] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19172] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19171] <... futex resumed>) = 1 [pid 19170] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19169] +++ exited with 0 +++ [pid 19167] <... futex resumed>) = 0 [pid 19164] exit_group(0 [pid 19168] <... clone resumed>, parent_tid=[19174], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19174 [pid 19167] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19168] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19167] <... futex resumed>) = 0 [pid 19168] <... futex resumed>) = 0 [pid 19167] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19168] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19163] +++ exited with 0 +++ [pid 19164] <... exit_group resumed>) = ? [pid 19170] <... futex resumed>) = ? [pid 19171] perf_event_open(NULL, -1, 0, -1, 0 [pid 19173] <... set_robust_list resumed>) = 0 [pid 19172] <... futex resumed>) = 1 [pid 19165] <... futex resumed>) = 0 [pid 19170] +++ exited with 0 +++ [pid 19164] +++ exited with 0 +++ [pid 19165] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19174 attached [pid 19173] perf_event_open( [pid 19172] perf_event_open(NULL, -1, 0, -1, 0 [pid 19171] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19165] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19174] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19173] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19172] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19171] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19165] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19174] <... set_robust_list resumed>) = 0 [pid 19173] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19172] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19171] <... futex resumed>) = 1 [pid 19167] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19174] perf_event_open( [pid 19173] <... futex resumed>) = 1 [pid 19172] <... futex resumed>) = 1 [pid 19171] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19167] exit_group(0 [pid 19166] <... futex resumed>) = 0 [pid 19165] <... futex resumed>) = 0 [pid 19174] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19173] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19172] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19171] <... futex resumed>) = ? [pid 19167] <... exit_group resumed>) = ? [pid 19166] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19165] exit_group(0 [pid 19174] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19172] <... futex resumed>) = ? [pid 19171] +++ exited with 0 +++ [pid 19165] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19174] <... futex resumed>) = 1 [pid 19173] perf_event_open(NULL, -1, 0, -1, 0 [pid 19168] <... futex resumed>) = 0 [pid 19167] +++ exited with 0 +++ [pid 19166] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19174] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19168] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19166] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19168] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19176 [pid 19174] perf_event_open(NULL, -1, 0, -1, 0 [pid 19173] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19172] +++ exited with 0 +++ [pid 19168] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19165] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19175 [pid 19174] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19173] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19175 attached [pid 19174] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19173] <... futex resumed>) = 1 [pid 19166] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19175] set_robust_list(0x5555558625e0, 24 [pid 19174] <... futex resumed>) = 1 [pid 19173] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19168] <... futex resumed>) = 0 [pid 19166] exit_group(0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19175] <... set_robust_list resumed>) = 0 [pid 19174] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19173] <... futex resumed>) = ? [pid 19168] exit_group(0 [pid 19166] <... exit_group resumed>) = ? [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19176 attached [pid 19175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19174] <... futex resumed>) = ? [pid 19173] +++ exited with 0 +++ [pid 19168] <... exit_group resumed>) = ? [pid 19176] set_robust_list(0x5555558625e0, 24 [pid 19174] +++ exited with 0 +++ [pid 19166] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19176] <... set_robust_list resumed>) = 0 [pid 19168] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19177 attached [pid 19176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19175] <... prctl resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19177] set_robust_list(0x5555558625e0, 24 [pid 19176] <... prctl resumed>) = 0 [pid 19175] setpgid(0, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19177 [pid 19177] <... set_robust_list resumed>) = 0 [pid 19175] <... setpgid resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19178 ./strace-static-x86_64: Process 19178 attached [pid 19177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19176] setpgid(0, 0 [pid 19175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19177] <... prctl resumed>) = 0 [pid 19176] <... setpgid resumed>) = 0 [pid 19175] <... openat resumed>) = 3 [pid 19177] setpgid(0, 0 [pid 19175] write(3, "1000", 4 [pid 19177] <... setpgid resumed>) = 0 [pid 19175] <... write resumed>) = 4 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19179 attached ./strace-static-x86_64: Process 19180 attached [pid 19178] set_robust_list(0x5555558625e0, 24 [pid 19177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19175] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19179 [pid 19180] set_robust_list(0x5555558625e0, 24 [pid 19179] set_robust_list(0x5555558625e0, 24 [pid 19178] <... set_robust_list resumed>) = 0 [pid 19177] <... openat resumed>) = 3 [pid 19176] <... openat resumed>) = 3 [pid 19175] <... close resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19180 [pid 19180] <... set_robust_list resumed>) = 0 [pid 19179] <... set_robust_list resumed>) = 0 [pid 19177] write(3, "1000", 4 [pid 19176] write(3, "1000", 4 [pid 19175] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19177] <... write resumed>) = 4 [pid 19176] <... write resumed>) = 4 [pid 19175] <... futex resumed>) = 0 [pid 19180] <... prctl resumed>) = 0 [pid 19179] <... prctl resumed>) = 0 [pid 19178] <... prctl resumed>) = 0 [pid 19177] close(3 [pid 19176] close(3 [pid 19175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19180] setpgid(0, 0 [pid 19178] setpgid(0, 0 [pid 19177] <... close resumed>) = 0 [pid 19176] <... close resumed>) = 0 [pid 19175] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19180] <... setpgid resumed>) = 0 [pid 19179] setpgid(0, 0 [pid 19178] <... setpgid resumed>) = 0 [pid 19177] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19176] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19175] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19179] <... setpgid resumed>) = 0 [pid 19178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19177] <... futex resumed>) = 0 [pid 19176] <... futex resumed>) = 0 [pid 19175] <... mprotect resumed>) = 0 [pid 19180] <... openat resumed>) = 3 [pid 19179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19178] <... openat resumed>) = 3 [pid 19177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19180] write(3, "1000", 4 [pid 19179] <... openat resumed>) = 3 [pid 19178] write(3, "1000", 4 [pid 19177] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19176] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19175] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19180] <... write resumed>) = 4 [pid 19179] write(3, "1000", 4 [pid 19178] <... write resumed>) = 4 [pid 19177] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19176] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19180] close(3 [pid 19179] <... write resumed>) = 4 [pid 19178] close(3 [pid 19177] <... mprotect resumed>) = 0 [pid 19176] <... mprotect resumed>) = 0 [pid 19175] <... clone resumed>, parent_tid=[19181], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19181 [pid 19180] <... close resumed>) = 0 [pid 19179] close(3 [pid 19178] <... close resumed>) = 0 [pid 19177] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19176] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19175] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19181 attached [pid 19180] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19179] <... close resumed>) = 0 [pid 19178] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19175] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19182 attached [pid 19181] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19180] <... futex resumed>) = 0 [pid 19179] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19178] <... futex resumed>) = 0 [pid 19177] <... clone resumed>, parent_tid=[19182], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19182 [pid 19176] <... clone resumed>, parent_tid=[19183], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19183 [pid 19175] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19182] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19181] <... set_robust_list resumed>) = 0 [pid 19180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19179] <... futex resumed>) = 0 [pid 19178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19177] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19176] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19182] <... set_robust_list resumed>) = 0 [pid 19181] perf_event_open( [pid 19180] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19178] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19177] <... futex resumed>) = 0 [pid 19176] <... futex resumed>) = 0 [pid 19181] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19180] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19179] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19178] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19177] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19176] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19183 attached [pid 19181] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19180] <... mprotect resumed>) = 0 [pid 19179] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19178] <... mprotect resumed>) = 0 [pid 19182] perf_event_open( [pid 19183] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19181] <... futex resumed>) = 1 [pid 19180] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19179] <... mprotect resumed>) = 0 [pid 19178] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19175] <... futex resumed>) = 0 [pid 19182] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19183] <... set_robust_list resumed>) = 0 [pid 19182] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19181] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19179] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19175] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19184 attached [pid 19183] perf_event_open( [pid 19182] <... futex resumed>) = 1 [pid 19181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19180] <... clone resumed>, parent_tid=[19184], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19184 [pid 19178] <... clone resumed>, parent_tid=[19185], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19185 [pid 19177] <... futex resumed>) = 0 [pid 19175] <... futex resumed>) = 0 [pid 19184] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19183] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19182] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19181] perf_event_open(NULL, -1, 0, -1, 0 [pid 19180] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19179] <... clone resumed>, parent_tid=[19186], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19186 [pid 19178] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19177] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19175] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19186 attached ./strace-static-x86_64: Process 19185 attached [pid 19183] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19181] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19180] <... futex resumed>) = 0 [pid 19179] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19178] <... futex resumed>) = 0 [pid 19177] <... futex resumed>) = 0 [pid 19184] <... set_robust_list resumed>) = 0 [pid 19183] <... futex resumed>) = 1 [pid 19182] perf_event_open(NULL, -1, 0, -1, 0 [pid 19181] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19180] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19179] <... futex resumed>) = 0 [pid 19178] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19177] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19176] <... futex resumed>) = 0 [pid 19186] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19185] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19183] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19182] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19181] <... futex resumed>) = 1 [pid 19179] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19176] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19175] <... futex resumed>) = 0 [pid 19185] <... set_robust_list resumed>) = 0 [pid 19184] perf_event_open( [pid 19183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19182] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19181] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19176] <... futex resumed>) = 0 [pid 19175] exit_group(0 [pid 19185] perf_event_open( [pid 19184] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19183] perf_event_open(NULL, -1, 0, -1, 0 [pid 19182] <... futex resumed>) = 1 [pid 19181] <... futex resumed>) = ? [pid 19177] <... futex resumed>) = 0 [pid 19176] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19175] <... exit_group resumed>) = ? [pid 19186] <... set_robust_list resumed>) = 0 [pid 19185] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19184] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19183] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19182] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19181] +++ exited with 0 +++ [pid 19177] exit_group(0 [pid 19185] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19184] <... futex resumed>) = 1 [pid 19182] <... futex resumed>) = ? [pid 19180] <... futex resumed>) = 0 [pid 19177] <... exit_group resumed>) = ? [pid 19186] perf_event_open( [pid 19185] <... futex resumed>) = 1 [pid 19184] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19183] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19182] +++ exited with 0 +++ [pid 19180] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19178] <... futex resumed>) = 0 [pid 19175] +++ exited with 0 +++ [pid 19186] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19185] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19183] <... futex resumed>) = 1 [pid 19180] <... futex resumed>) = 0 [pid 19178] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19177] +++ exited with 0 +++ [pid 19176] <... futex resumed>) = 0 [pid 19186] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19184] perf_event_open(NULL, -1, 0, -1, 0 [pid 19183] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19180] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19178] <... futex resumed>) = 0 [pid 19176] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19186] <... futex resumed>) = 1 [pid 19185] perf_event_open(NULL, -1, 0, -1, 0 [pid 19184] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19183] <... futex resumed>) = ? [pid 19179] <... futex resumed>) = 0 [pid 19178] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19176] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19186] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19185] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19184] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19183] +++ exited with 0 +++ [pid 19179] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19185] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19184] <... futex resumed>) = 1 [pid 19180] <... futex resumed>) = 0 [pid 19179] <... futex resumed>) = 0 [pid 19185] <... futex resumed>) = 1 [pid 19184] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19180] exit_group(0 [pid 19179] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19176] +++ exited with 0 +++ [pid 19186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19185] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19184] <... futex resumed>) = ? [pid 19180] <... exit_group resumed>) = ? [pid 19178] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19187 attached [pid 19186] perf_event_open(NULL, -1, 0, -1, 0 [pid 19184] +++ exited with 0 +++ [pid 19180] +++ exited with 0 +++ [pid 19178] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19187 ./strace-static-x86_64: Process 19188 attached [pid 19187] set_robust_list(0x5555558625e0, 24 [pid 19186] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19185] <... futex resumed>) = ? [pid 19178] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19180, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19188] set_robust_list(0x5555558625e0, 24 [pid 19186] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19185] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19188 [pid 19188] <... set_robust_list resumed>) = 0 [pid 19188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19188] <... prctl resumed>) = 0 [pid 19187] <... set_robust_list resumed>) = 0 [pid 19186] <... futex resumed>) = 1 [pid 19178] +++ exited with 0 +++ ./strace-static-x86_64: Process 19189 attached [pid 19188] setpgid(0, 0 [pid 19187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19186] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19179] <... futex resumed>) = 0 [pid 19189] set_robust_list(0x5555558625e0, 24 [pid 19188] <... setpgid resumed>) = 0 [pid 19187] <... prctl resumed>) = 0 [pid 19179] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19189 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19189] <... set_robust_list resumed>) = 0 [pid 19188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19187] setpgid(0, 0 [pid 19186] <... futex resumed>) = ? [pid 19179] <... exit_group resumed>) = ? [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19188] <... openat resumed>) = 3 [pid 19187] <... setpgid resumed>) = 0 [pid 19186] +++ exited with 0 +++ [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19190 attached [pid 19189] <... prctl resumed>) = 0 [pid 19188] write(3, "1000", 4 [pid 19187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19179] +++ exited with 0 +++ [pid 19189] setpgid(0, 0 [pid 19188] <... write resumed>) = 4 [pid 19187] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19190 [pid 19190] set_robust_list(0x5555558625e0, 24 [pid 19189] <... setpgid resumed>) = 0 [pid 19188] close(3 [pid 19187] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19190] <... set_robust_list resumed>) = 0 [pid 19189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19188] <... close resumed>) = 0 [pid 19187] <... write resumed>) = 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19191 attached [pid 19189] <... openat resumed>) = 3 [pid 19188] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19187] close(3 [pid 19191] set_robust_list(0x5555558625e0, 24 [pid 19187] <... close resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19191 [pid 19191] <... set_robust_list resumed>) = 0 [pid 19190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19189] write(3, "1000", 4 [pid 19188] <... futex resumed>) = 0 [pid 19187] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19192 attached [pid 19191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19190] <... prctl resumed>) = 0 [pid 19189] <... write resumed>) = 4 [pid 19188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19187] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19192 [pid 19191] <... prctl resumed>) = 0 [pid 19190] setpgid(0, 0 [pid 19189] close(3 [pid 19188] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19191] setpgid(0, 0 [pid 19190] <... setpgid resumed>) = 0 [pid 19189] <... close resumed>) = 0 [pid 19188] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19187] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19192] set_robust_list(0x5555558625e0, 24 [pid 19191] <... setpgid resumed>) = 0 [pid 19189] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19188] <... mprotect resumed>) = 0 [pid 19187] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19189] <... futex resumed>) = 0 [pid 19188] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19187] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19193 attached [pid 19192] <... set_robust_list resumed>) = 0 [pid 19191] <... openat resumed>) = 3 [pid 19190] <... openat resumed>) = 3 [pid 19189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19187] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19193] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19191] write(3, "1000", 4 [pid 19190] write(3, "1000", 4 [pid 19189] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19188] <... clone resumed>, parent_tid=[19193], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19193 [pid 19193] <... set_robust_list resumed>) = 0 [pid 19192] <... prctl resumed>) = 0 [pid 19191] <... write resumed>) = 4 [pid 19190] <... write resumed>) = 4 [pid 19189] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19188] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19187] <... clone resumed>, parent_tid=[19194], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19194 [pid 19193] perf_event_open( [pid 19192] setpgid(0, 0 [pid 19191] close(3 [pid 19190] close(3 [pid 19189] <... mprotect resumed>) = 0 [pid 19188] <... futex resumed>) = 0 [pid 19187] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19193] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19192] <... setpgid resumed>) = 0 [pid 19191] <... close resumed>) = 0 [pid 19190] <... close resumed>) = 0 [pid 19189] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19188] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19187] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19195 attached ./strace-static-x86_64: Process 19194 attached [pid 19193] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19191] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19190] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19187] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19195] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19194] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19193] <... futex resumed>) = 0 [pid 19192] <... openat resumed>) = 3 [pid 19191] <... futex resumed>) = 0 [pid 19190] <... futex resumed>) = 0 [pid 19189] <... clone resumed>, parent_tid=[19195], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19195 [pid 19188] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19195] <... set_robust_list resumed>) = 0 [pid 19194] <... set_robust_list resumed>) = 0 [pid 19193] perf_event_open(NULL, -1, 0, -1, 0 [pid 19192] write(3, "1000", 4 [pid 19191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19189] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19188] <... futex resumed>) = 0 [pid 19195] perf_event_open( [pid 19194] perf_event_open( [pid 19193] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19192] <... write resumed>) = 4 [pid 19191] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19190] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19189] <... futex resumed>) = 0 [pid 19188] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19195] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19194] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19193] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19192] close(3 [pid 19191] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19190] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19189] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19195] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19194] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19193] <... futex resumed>) = 0 [pid 19192] <... close resumed>) = 0 [pid 19191] <... mprotect resumed>) = 0 [pid 19190] <... mprotect resumed>) = 0 [pid 19189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19188] exit_group(0 [pid 19195] <... futex resumed>) = 0 [pid 19194] <... futex resumed>) = 1 [pid 19192] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19191] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19190] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19189] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19188] <... exit_group resumed>) = ? [pid 19187] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19197 attached ./strace-static-x86_64: Process 19196 attached [pid 19195] perf_event_open(NULL, -1, 0, -1, 0 [pid 19194] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19193] +++ exited with 0 +++ [pid 19192] <... futex resumed>) = 0 [pid 19189] <... futex resumed>) = 0 [pid 19187] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19197] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19195] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19190] <... clone resumed>, parent_tid=[19196], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19196 [pid 19189] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19188] +++ exited with 0 +++ [pid 19195] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19192] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19190] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19195] <... futex resumed>) = 0 [pid 19192] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19190] <... futex resumed>) = 0 [pid 19189] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19191] <... clone resumed>, parent_tid=[19197], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19197 [pid 19197] <... set_robust_list resumed>) = 0 [pid 19196] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19194] perf_event_open(NULL, -1, 0, -1, 0 [pid 19192] <... mprotect resumed>) = 0 [pid 19191] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19190] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19189] <... exit_group resumed>) = ? [pid 19187] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19197] perf_event_open( [pid 19196] <... set_robust_list resumed>) = 0 [pid 19195] +++ exited with 0 +++ [pid 19194] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19192] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19191] <... futex resumed>) = 0 [pid 19189] +++ exited with 0 +++ [pid 19187] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19198 attached [pid 19197] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19196] perf_event_open( [pid 19194] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19191] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19198] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19197] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19196] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19194] <... futex resumed>) = 0 [pid 19192] <... clone resumed>, parent_tid=[19198], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19198 [pid 19191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19187] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19198] <... set_robust_list resumed>) = 0 [pid 19197] <... futex resumed>) = 0 [pid 19196] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19192] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19191] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19187] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19199 attached [pid 19198] perf_event_open( [pid 19197] perf_event_open(NULL, -1, 0, -1, 0 [pid 19196] <... futex resumed>) = 1 [pid 19194] +++ exited with 0 +++ [pid 19192] <... futex resumed>) = 0 [pid 19191] <... futex resumed>) = 0 [pid 19190] <... futex resumed>) = 0 [pid 19187] +++ exited with 0 +++ ./strace-static-x86_64: Process 19200 attached [pid 19199] set_robust_list(0x5555558625e0, 24 [pid 19198] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19197] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19196] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19192] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19191] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19190] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19199 [pid 19200] set_robust_list(0x5555558625e0, 24 [pid 19199] <... set_robust_list resumed>) = 0 [pid 19198] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19197] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19190] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19200 [pid 19200] <... set_robust_list resumed>) = 0 [pid 19199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19198] <... futex resumed>) = 0 [pid 19197] <... futex resumed>) = 0 [pid 19196] perf_event_open(NULL, -1, 0, -1, 0 [pid 19192] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19191] exit_group(0 [pid 19190] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19199] <... prctl resumed>) = 0 [pid 19198] perf_event_open(NULL, -1, 0, -1, 0 [pid 19196] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19192] <... futex resumed>) = 0 [pid 19191] <... exit_group resumed>) = ? [pid 19200] <... prctl resumed>) = 0 [pid 19192] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19198] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19196] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19197] +++ exited with 0 +++ [pid 19200] setpgid(0, 0) = 0 [pid 19200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19191] +++ exited with 0 +++ [pid 19198] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19196] <... futex resumed>) = 1 [pid 19190] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19201 [pid 19199] setpgid(0, 0./strace-static-x86_64: Process 19201 attached [pid 19200] <... openat resumed>) = 3 [pid 19198] <... futex resumed>) = 1 [pid 19199] <... setpgid resumed>) = 0 [pid 19196] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19192] <... futex resumed>) = 0 [pid 19190] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19201] set_robust_list(0x5555558625e0, 24 [pid 19200] write(3, "1000", 4 [pid 19199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19198] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19196] <... futex resumed>) = ? [pid 19192] exit_group(0 [pid 19190] <... exit_group resumed>) = ? [pid 19201] <... set_robust_list resumed>) = 0 [pid 19200] <... write resumed>) = 4 [pid 19199] <... openat resumed>) = 3 [pid 19198] <... futex resumed>) = ? [pid 19196] +++ exited with 0 +++ [pid 19192] <... exit_group resumed>) = ? [pid 19190] +++ exited with 0 +++ [pid 19201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19200] close(3 [pid 19199] write(3, "1000", 4 [pid 19198] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19201] <... prctl resumed>) = 0 [pid 19200] <... close resumed>) = 0 [pid 19199] <... write resumed>) = 4 [pid 19192] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19201] setpgid(0, 0 [pid 19200] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19199] close(3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19202 attached [pid 19201] <... setpgid resumed>) = 0 [pid 19200] <... futex resumed>) = 0 [pid 19199] <... close resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19202 ./strace-static-x86_64: Process 19203 attached [pid 19202] set_robust_list(0x5555558625e0, 24 [pid 19201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19199] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19203 [pid 19203] set_robust_list(0x5555558625e0, 24 [pid 19202] <... set_robust_list resumed>) = 0 [pid 19201] <... openat resumed>) = 3 [pid 19200] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19199] <... futex resumed>) = 0 [pid 19203] <... set_robust_list resumed>) = 0 [pid 19202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19201] write(3, "1000", 4 [pid 19200] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19202] <... prctl resumed>) = 0 [pid 19201] <... write resumed>) = 4 [pid 19200] <... mprotect resumed>) = 0 [pid 19199] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19203] <... prctl resumed>) = 0 [pid 19202] setpgid(0, 0 [pid 19201] close(3 [pid 19200] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19199] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19203] setpgid(0, 0 [pid 19202] <... setpgid resumed>) = 0 [pid 19201] <... close resumed>) = 0 [pid 19199] <... mprotect resumed>) = 0 [pid 19199] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19201] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19200] <... clone resumed>, parent_tid=[19204], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19204 [pid 19202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19205 attached [pid 19203] <... setpgid resumed>) = 0 [pid 19201] <... futex resumed>) = 0 [pid 19200] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19199] <... clone resumed>, parent_tid=[19206], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19206 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19205 [pid 19203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19202] <... openat resumed>) = 3 [pid 19201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19200] <... futex resumed>) = 0 [pid 19199] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19205] set_robust_list(0x5555558625e0, 24 [pid 19203] <... openat resumed>) = 3 [pid 19202] write(3, "1000", 4 [pid 19201] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19200] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19199] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19204 attached [pid 19205] <... set_robust_list resumed>) = 0 [pid 19203] write(3, "1000", 4 [pid 19202] <... write resumed>) = 4 [pid 19201] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19199] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19206 attached [pid 19205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19204] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19203] <... write resumed>) = 4 [pid 19202] close(3 [pid 19201] <... mprotect resumed>) = 0 [pid 19206] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19205] <... prctl resumed>) = 0 [pid 19204] <... set_robust_list resumed>) = 0 [pid 19203] close(3 [pid 19202] <... close resumed>) = 0 [pid 19201] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19207 attached [pid 19206] <... set_robust_list resumed>) = 0 [pid 19205] setpgid(0, 0 [pid 19204] perf_event_open( [pid 19203] <... close resumed>) = 0 [pid 19202] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19207] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19206] perf_event_open( [pid 19205] <... setpgid resumed>) = 0 [pid 19204] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19203] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19202] <... futex resumed>) = 0 [pid 19201] <... clone resumed>, parent_tid=[19207], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19207 [pid 19207] <... set_robust_list resumed>) = 0 [pid 19206] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19204] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19203] <... futex resumed>) = 0 [pid 19202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19201] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19207] perf_event_open( [pid 19206] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19205] <... openat resumed>) = 3 [pid 19204] <... futex resumed>) = 1 [pid 19203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19202] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19201] <... futex resumed>) = 0 [pid 19200] <... futex resumed>) = 0 [pid 19207] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19206] <... futex resumed>) = 1 [pid 19205] write(3, "1000", 4 [pid 19204] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19203] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19202] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19201] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19200] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19199] <... futex resumed>) = 0 [pid 19207] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19206] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19205] <... write resumed>) = 4 [pid 19204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19203] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19202] <... mprotect resumed>) = 0 [pid 19201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19200] <... futex resumed>) = 0 [pid 19199] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19207] <... futex resumed>) = 0 [pid 19206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19205] close(3 [pid 19204] perf_event_open(NULL, -1, 0, -1, 0 [pid 19203] <... mprotect resumed>) = 0 [pid 19202] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19201] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19200] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19199] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19208 attached [pid 19207] perf_event_open(NULL, -1, 0, -1, 0 [pid 19206] perf_event_open(NULL, -1, 0, -1, 0 [pid 19205] <... close resumed>) = 0 [pid 19204] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19203] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19201] <... futex resumed>) = 0 [pid 19199] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19208] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19207] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19206] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19205] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19204] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19202] <... clone resumed>, parent_tid=[19208], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19208 [pid 19201] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19208] <... set_robust_list resumed>) = 0 [pid 19207] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19206] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19205] <... futex resumed>) = 0 [pid 19204] <... futex resumed>) = 1 [pid 19203] <... clone resumed>, parent_tid=[19209], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19209 [pid 19202] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19200] <... futex resumed>) = 0 [pid 19208] perf_event_open( [pid 19207] <... futex resumed>) = 0 [pid 19206] <... futex resumed>) = 1 [pid 19205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19204] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19203] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19202] <... futex resumed>) = 0 [pid 19201] exit_group(0 [pid 19200] exit_group(0 [pid 19199] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19209 attached [pid 19208] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19206] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19205] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19204] <... futex resumed>) = ? [pid 19203] <... futex resumed>) = 0 [pid 19202] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19201] <... exit_group resumed>) = ? [pid 19200] <... exit_group resumed>) = ? [pid 19199] exit_group(0 [pid 19209] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19208] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19207] +++ exited with 0 +++ [pid 19206] <... futex resumed>) = ? [pid 19205] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19204] +++ exited with 0 +++ [pid 19203] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19199] <... exit_group resumed>) = ? [pid 19201] +++ exited with 0 +++ [pid 19209] <... set_robust_list resumed>) = 0 [pid 19208] <... futex resumed>) = 0 [pid 19206] +++ exited with 0 +++ [pid 19205] <... mprotect resumed>) = 0 [pid 19202] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19200] +++ exited with 0 +++ [pid 19199] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19209] perf_event_open( [pid 19205] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19202] <... futex resumed>) = 0 [pid 19209] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19202] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19209] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19205] <... clone resumed>, parent_tid=[19210], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19210 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19209] <... futex resumed>) = 1 [pid 19205] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19203] <... futex resumed>) = 0 [pid 19209] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19205] <... futex resumed>) = 0 [pid 19203] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19205] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19203] <... futex resumed>) = 0 [pid 19209] perf_event_open(NULL, -1, 0, -1, 0) = -1 EFAULT (Bad address) [pid 19209] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19209] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19203] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19210 attached [pid 19210] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19210] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19210] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19211 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19212 [pid 19210] <... futex resumed>) = 1 [pid 19203] exit_group(0./strace-static-x86_64: Process 19211 attached [pid 19210] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19211] set_robust_list(0x5555558625e0, 24) = 0 [pid 19209] <... futex resumed>) = ? [pid 19203] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19213 [pid 19211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19209] +++ exited with 0 +++ [pid 19205] <... futex resumed>) = 0 [pid 19211] <... prctl resumed>) = 0 [pid 19211] setpgid(0, 0) = 0 [pid 19211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19203] +++ exited with 0 +++ [pid 19211] <... openat resumed>) = 3 [pid 19208] perf_event_open(NULL, -1, 0, -1, 0 [pid 19205] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19213 attached [pid 19211] write(3, "1000", 4 [pid 19210] <... futex resumed>) = 0 [pid 19208] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19205] <... futex resumed>) = 1 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19212 attached [pid 19213] set_robust_list(0x5555558625e0, 24 [pid 19211] <... write resumed>) = 4 [pid 19210] perf_event_open(NULL, -1, 0, -1, 0 [pid 19208] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19205] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 [pid 19213] <... set_robust_list resumed>) = 0 [pid 19211] close(3 [pid 19210] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19208] <... futex resumed>) = 1 [pid 19202] <... futex resumed>) = 0 [pid 19212] set_robust_list(0x5555558625e0, 24 [pid 19213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19211] <... close resumed>) = 0 [pid 19210] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19208] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19202] exit_group(0 [pid 19213] <... prctl resumed>) = 0 [pid 19212] <... set_robust_list resumed>) = 0 [pid 19211] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19210] <... futex resumed>) = 1 [pid 19208] <... futex resumed>) = ? [pid 19205] <... futex resumed>) = 0 [pid 19202] <... exit_group resumed>) = ? [pid 19213] setpgid(0, 0 [pid 19212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19211] <... futex resumed>) = 0 [pid 19210] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19205] exit_group(0 [pid 19213] <... setpgid resumed>) = 0 [pid 19211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19210] <... futex resumed>) = ? [pid 19205] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19211] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19210] +++ exited with 0 +++ [pid 19213] <... openat resumed>) = 3 [pid 19211] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19213] write(3, "1000", 4 [pid 19211] <... mprotect resumed>) = 0 [pid 19205] +++ exited with 0 +++ [pid 19213] <... write resumed>) = 4 [pid 19211] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19213] close(3) = 0 [pid 19211] <... clone resumed>, parent_tid=[19215], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19215 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19205, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19214 [pid 19213] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19212] <... prctl resumed>) = 0 [pid 19211] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19208] +++ exited with 0 +++ [pid 19202] +++ exited with 0 +++ [pid 19213] <... futex resumed>) = 0 [pid 19212] setpgid(0, 0 [pid 19211] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19214 attached [pid 19213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19212] <... setpgid resumed>) = 0 [pid 19211] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19214] set_robust_list(0x5555558625e0, 24 [pid 19213] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19214] <... set_robust_list resumed>) = 0 [pid 19213] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19216 attached ./strace-static-x86_64: Process 19217 attached ./strace-static-x86_64: Process 19215 attached [pid 19214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19213] <... mprotect resumed>) = 0 [pid 19212] <... openat resumed>) = 3 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19217 [pid 19216] set_robust_list(0x5555558625e0, 24 [pid 19214] <... prctl resumed>) = 0 [pid 19215] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19213] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19212] write(3, "1000", 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19216 ./strace-static-x86_64: Process 19218 attached [pid 19216] <... set_robust_list resumed>) = 0 [pid 19214] setpgid(0, 0 [pid 19215] <... set_robust_list resumed>) = 0 [pid 19212] <... write resumed>) = 4 [pid 19218] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19214] <... setpgid resumed>) = 0 [pid 19213] <... clone resumed>, parent_tid=[19218], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19218 [pid 19212] close(3 [pid 19218] <... set_robust_list resumed>) = 0 [pid 19216] <... prctl resumed>) = 0 [pid 19214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19215] perf_event_open( [pid 19213] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19212] <... close resumed>) = 0 [pid 19218] perf_event_open( [pid 19216] setpgid(0, 0 [pid 19214] <... openat resumed>) = 3 [pid 19215] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19213] <... futex resumed>) = 0 [pid 19212] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19218] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19216] <... setpgid resumed>) = 0 [pid 19214] write(3, "1000", 4 [pid 19215] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19213] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19212] <... futex resumed>) = 0 [pid 19218] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] set_robust_list(0x5555558625e0, 24 [pid 19216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19214] <... write resumed>) = 4 [pid 19215] <... futex resumed>) = 1 [pid 19213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19211] <... futex resumed>) = 0 [pid 19218] <... futex resumed>) = 0 [pid 19217] <... set_robust_list resumed>) = 0 [pid 19216] <... openat resumed>) = 3 [pid 19214] close(3 [pid 19215] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19213] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19212] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19211] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19218] perf_event_open(NULL, -1, 0, -1, 0 [pid 19217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19216] write(3, "1000", 4 [pid 19214] <... close resumed>) = 0 [pid 19215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19213] <... futex resumed>) = 0 [pid 19212] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19211] <... futex resumed>) = 0 [pid 19218] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19217] <... prctl resumed>) = 0 [pid 19216] <... write resumed>) = 4 [pid 19214] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19215] perf_event_open(NULL, -1, 0, -1, 0 [pid 19213] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19212] <... mprotect resumed>) = 0 [pid 19211] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19218] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] setpgid(0, 0 [pid 19216] close(3 [pid 19214] <... futex resumed>) = 0 [pid 19215] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19212] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19219 attached [pid 19218] <... futex resumed>) = 0 [pid 19217] <... setpgid resumed>) = 0 [pid 19216] <... close resumed>) = 0 [pid 19214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19215] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19213] exit_group(0 [pid 19219] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19216] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19214] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19215] <... futex resumed>) = 1 [pid 19213] <... exit_group resumed>) = ? [pid 19212] <... clone resumed>, parent_tid=[19219], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19219 [pid 19211] <... futex resumed>) = 0 [pid 19219] <... set_robust_list resumed>) = 0 [pid 19218] +++ exited with 0 +++ [pid 19217] <... openat resumed>) = 3 [pid 19216] <... futex resumed>) = 0 [pid 19214] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19215] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19213] +++ exited with 0 +++ [pid 19212] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19211] exit_group(0 [pid 19219] perf_event_open( [pid 19217] write(3, "1000", 4 [pid 19216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19214] <... mprotect resumed>) = 0 [pid 19215] <... futex resumed>) = ? [pid 19212] <... futex resumed>) = 0 [pid 19211] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19219] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19217] <... write resumed>) = 4 [pid 19216] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19214] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19215] +++ exited with 0 +++ [pid 19212] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19219] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19216] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19220 attached [pid 19219] <... futex resumed>) = 0 [pid 19217] close(3 [pid 19216] <... mprotect resumed>) = 0 [pid 19212] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19211] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19220] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19219] perf_event_open(NULL, -1, 0, -1, 0 [pid 19217] <... close resumed>) = 0 [pid 19216] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19214] <... clone resumed>, parent_tid=[19220], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19220 [pid 19212] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19221 attached [pid 19219] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19217] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19214] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19212] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19222 attached [pid 19221] set_robust_list(0x5555558625e0, 24 [pid 19220] <... set_robust_list resumed>) = 0 [pid 19219] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] <... futex resumed>) = 0 [pid 19216] <... clone resumed>, parent_tid=[19222], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19222 [pid 19214] <... futex resumed>) = 0 [pid 19212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19221 [pid 19221] <... set_robust_list resumed>) = 0 [pid 19220] perf_event_open( [pid 19219] <... futex resumed>) = 0 [pid 19217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19216] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19214] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19212] exit_group(0 [pid 19222] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19220] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19217] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19216] <... futex resumed>) = 0 [pid 19212] <... exit_group resumed>) = ? [pid 19222] <... set_robust_list resumed>) = 0 [pid 19221] <... prctl resumed>) = 0 [pid 19220] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19219] +++ exited with 0 +++ [pid 19217] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19216] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19222] perf_event_open( [pid 19221] setpgid(0, 0 [pid 19220] <... futex resumed>) = 1 [pid 19217] <... mprotect resumed>) = 0 [pid 19214] <... futex resumed>) = 0 [pid 19212] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19222] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19221] <... setpgid resumed>) = 0 [pid 19220] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19217] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19214] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19223 attached [pid 19222] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19214] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19223 ./strace-static-x86_64: Process 19224 attached [pid 19223] set_robust_list(0x5555558625e0, 24 [pid 19222] <... futex resumed>) = 1 [pid 19221] <... openat resumed>) = 3 [pid 19220] perf_event_open(NULL, -1, 0, -1, 0 [pid 19217] <... clone resumed>, parent_tid=[19224], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19224 [pid 19216] <... futex resumed>) = 0 [pid 19214] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19223] <... set_robust_list resumed>) = 0 [pid 19222] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19221] write(3, "1000", 4 [pid 19220] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19217] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19216] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19224] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19224] <... set_robust_list resumed>) = 0 [pid 19223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19221] <... write resumed>) = 4 [pid 19220] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] <... futex resumed>) = 0 [pid 19216] <... futex resumed>) = 0 [pid 19224] perf_event_open( [pid 19223] <... prctl resumed>) = 0 [pid 19222] perf_event_open(NULL, -1, 0, -1, 0 [pid 19221] close(3 [pid 19220] <... futex resumed>) = 1 [pid 19217] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19216] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19214] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19225 attached [pid 19224] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19223] setpgid(0, 0 [pid 19222] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19221] <... close resumed>) = 0 [pid 19220] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19214] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19225 [pid 19224] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19223] <... setpgid resumed>) = 0 [pid 19222] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19221] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19220] <... futex resumed>) = ? [pid 19214] <... exit_group resumed>) = ? [pid 19225] set_robust_list(0x5555558625e0, 24 [pid 19224] <... futex resumed>) = 1 [pid 19223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19222] <... futex resumed>) = 1 [pid 19221] <... futex resumed>) = 0 [pid 19220] +++ exited with 0 +++ [pid 19217] <... futex resumed>) = 0 [pid 19216] <... futex resumed>) = 0 [pid 19224] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19223] <... openat resumed>) = 3 [pid 19222] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19217] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19216] exit_group(0 [pid 19214] +++ exited with 0 +++ [pid 19225] <... set_robust_list resumed>) = 0 [pid 19224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19223] write(3, "1000", 4 [pid 19222] <... futex resumed>) = ? [pid 19221] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19217] <... futex resumed>) = 0 [pid 19216] <... exit_group resumed>) = ? [pid 19225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19224] perf_event_open(NULL, -1, 0, -1, 0 [pid 19223] <... write resumed>) = 4 [pid 19222] +++ exited with 0 +++ [pid 19221] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19217] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19225] <... prctl resumed>) = 0 [pid 19224] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19223] close(3 [pid 19221] <... mprotect resumed>) = 0 [pid 19216] +++ exited with 0 +++ [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19225] setpgid(0, 0 [pid 19224] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19223] <... close resumed>) = 0 [pid 19221] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19224] <... futex resumed>) = 1 [pid 19217] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19224] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19223] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19225] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19226 attached [pid 19225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19224] <... futex resumed>) = ? [pid 19223] <... futex resumed>) = 0 [pid 19221] <... clone resumed>, parent_tid=[19226], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19226 [pid 19217] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19226] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19225] <... openat resumed>) = 3 [pid 19224] +++ exited with 0 +++ [pid 19223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19221] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19217] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19221] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19227 attached [pid 19226] <... set_robust_list resumed>) = 0 [pid 19225] write(3, "1000", 4 [pid 19223] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19221] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19227 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19227] set_robust_list(0x5555558625e0, 24 [pid 19226] perf_event_open( [pid 19225] <... write resumed>) = 4 [pid 19223] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19227] <... set_robust_list resumed>) = 0 [pid 19226] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19225] close(3 [pid 19223] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19229 attached ./strace-static-x86_64: Process 19228 attached [pid 19227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19226] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19225] <... close resumed>) = 0 [pid 19223] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19228 [pid 19228] set_robust_list(0x5555558625e0, 24 [pid 19227] <... prctl resumed>) = 0 [pid 19226] <... futex resumed>) = 1 [pid 19225] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19221] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19229 [pid 19227] setpgid(0, 0 [pid 19226] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19225] <... futex resumed>) = 0 [pid 19223] <... clone resumed>, parent_tid=[19230], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19230 [pid 19221] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19227] <... setpgid resumed>) = 0 [pid 19226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19223] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19221] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19230 attached [pid 19229] set_robust_list(0x5555558625e0, 24 [pid 19228] <... set_robust_list resumed>) = 0 [pid 19227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19226] perf_event_open(NULL, -1, 0, -1, 0 [pid 19225] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19223] <... futex resumed>) = 0 [pid 19221] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19230] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19229] <... set_robust_list resumed>) = 0 [pid 19228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19227] <... openat resumed>) = 3 [pid 19226] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19225] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19223] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19228] <... prctl resumed>) = 0 [pid 19227] write(3, "1000", 4 [pid 19226] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19225] <... mprotect resumed>) = 0 [pid 19229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19228] setpgid(0, 0 [pid 19227] <... write resumed>) = 4 [pid 19226] <... futex resumed>) = 1 [pid 19225] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19221] <... futex resumed>) = 0 [pid 19229] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 19231 attached [pid 19229] setpgid(0, 0 [pid 19228] <... setpgid resumed>) = 0 [pid 19227] close(3 [pid 19226] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19221] exit_group(0 [pid 19230] <... set_robust_list resumed>) = 0 [pid 19227] <... close resumed>) = 0 [pid 19226] <... futex resumed>) = ? [pid 19225] <... clone resumed>, parent_tid=[19231], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19231 [pid 19221] <... exit_group resumed>) = ? [pid 19231] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19230] perf_event_open( [pid 19229] <... setpgid resumed>) = 0 [pid 19228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19227] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19226] +++ exited with 0 +++ [pid 19225] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19231] <... set_robust_list resumed>) = 0 [pid 19230] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19228] <... openat resumed>) = 3 [pid 19227] <... futex resumed>) = 0 [pid 19225] <... futex resumed>) = 0 [pid 19221] +++ exited with 0 +++ [pid 19231] perf_event_open( [pid 19230] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19229] <... openat resumed>) = 3 [pid 19228] write(3, "1000", 4 [pid 19227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19225] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19230] <... futex resumed>) = 1 [pid 19229] write(3, "1000", 4 [pid 19228] <... write resumed>) = 4 [pid 19227] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19223] <... futex resumed>) = 0 [pid 19230] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19229] <... write resumed>) = 4 [pid 19228] close(3 [pid 19227] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19223] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19229] close(3 [pid 19228] <... close resumed>) = 0 [pid 19227] <... mprotect resumed>) = 0 [pid 19223] <... futex resumed>) = 0 [pid 19230] perf_event_open(NULL, -1, 0, -1, 0 [pid 19229] <... close resumed>) = 0 [pid 19228] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19227] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19223] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19231] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19230] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19229] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19228] <... futex resumed>) = 0 [pid 19230] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19229] <... futex resumed>) = 0 [pid 19228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19230] <... futex resumed>) = 1 [pid 19229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19228] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19227] <... clone resumed>, parent_tid=[19232], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19232 [pid 19231] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19223] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19233 attached [pid 19230] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19229] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19228] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19227] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19223] exit_group(0 [pid 19225] <... futex resumed>) = 0 [pid 19231] <... futex resumed>) = 1 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19233 [pid 19231] perf_event_open(NULL, -1, 0, -1, 0 [pid 19230] <... futex resumed>) = ? [pid 19229] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19228] <... mprotect resumed>) = 0 [pid 19227] <... futex resumed>) = 0 [pid 19225] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19223] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19232 attached [pid 19233] set_robust_list(0x5555558625e0, 24 [pid 19231] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19230] +++ exited with 0 +++ [pid 19229] <... mprotect resumed>) = 0 [pid 19228] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19227] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19225] <... futex resumed>) = 0 [pid 19232] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19229] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19223] +++ exited with 0 +++ [pid 19233] <... set_robust_list resumed>) = 0 [pid 19232] <... set_robust_list resumed>) = 0 [pid 19231] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19228] <... clone resumed>, parent_tid=[19234], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19234 [pid 19225] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19232] perf_event_open( [pid 19231] <... futex resumed>) = 0 [pid 19229] <... clone resumed>, parent_tid=[19235], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19235 [pid 19228] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19233] <... prctl resumed>) = 0 [pid 19232] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19231] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19229] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19228] <... futex resumed>) = 0 [pid 19225] exit_group(0 [pid 19233] setpgid(0, 0 [pid 19232] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19231] <... futex resumed>) = ? [pid 19229] <... futex resumed>) = 0 [pid 19228] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19225] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19235 attached ./strace-static-x86_64: Process 19234 attached [pid 19233] <... setpgid resumed>) = 0 [pid 19232] <... futex resumed>) = 1 [pid 19231] +++ exited with 0 +++ [pid 19229] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19227] <... futex resumed>) = 0 [pid 19235] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19234] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19232] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19235] <... set_robust_list resumed>) = 0 [pid 19234] <... set_robust_list resumed>) = 0 [pid 19235] perf_event_open( [pid 19234] perf_event_open( [pid 19227] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19225] +++ exited with 0 +++ [pid 19235] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19234] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19232] <... futex resumed>) = 0 [pid 19227] <... futex resumed>) = 1 [pid 19227] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19232] perf_event_open(NULL, -1, 0, -1, 0 [pid 19235] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19234] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19235] <... futex resumed>) = 1 [pid 19234] <... futex resumed>) = 1 [pid 19229] <... futex resumed>) = 0 [pid 19228] <... futex resumed>) = 0 [pid 19235] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19234] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19229] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19228] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19233] <... openat resumed>) = 3 [pid 19232] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19229] <... futex resumed>) = 0 [pid 19228] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19236 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19236 attached [pid 19235] perf_event_open(NULL, -1, 0, -1, 0 [pid 19234] perf_event_open(NULL, -1, 0, -1, 0 [pid 19233] write(3, "1000", 4 [pid 19232] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19229] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19228] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... restart_syscall resumed>) = 0 [pid 19235] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19234] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19233] <... write resumed>) = 4 [pid 19232] <... futex resumed>) = 1 [pid 19227] <... futex resumed>) = 0 [pid 19236] set_robust_list(0x5555558625e0, 24 [pid 19235] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19234] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19233] close(3 [pid 19232] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19227] exit_group(0 [pid 19236] <... set_robust_list resumed>) = 0 [pid 19235] <... futex resumed>) = 1 [pid 19234] <... futex resumed>) = 1 [pid 19233] <... close resumed>) = 0 [pid 19232] <... futex resumed>) = ? [pid 19229] <... futex resumed>) = 0 [pid 19228] <... futex resumed>) = 0 [pid 19227] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19235] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19234] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19233] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19232] +++ exited with 0 +++ [pid 19229] exit_group(0 [pid 19228] exit_group(0 [pid 19235] <... futex resumed>) = ? [pid 19234] <... futex resumed>) = ? [pid 19229] <... exit_group resumed>) = ? [pid 19228] <... exit_group resumed>) = ? [pid 19236] <... prctl resumed>) = 0 [pid 19235] +++ exited with 0 +++ [pid 19234] +++ exited with 0 +++ [pid 19233] <... futex resumed>) = 0 [pid 19229] +++ exited with 0 +++ [pid 19228] +++ exited with 0 +++ [pid 19227] +++ exited with 0 +++ [pid 19233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19237 attached [pid 19236] setpgid(0, 0 [pid 19233] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19237 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19238 attached [pid 19236] <... setpgid resumed>) = 0 [pid 19233] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19238] set_robust_list(0x5555558625e0, 24 [pid 19233] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19238 [pid 19238] <... set_robust_list resumed>) = 0 [pid 19238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19238] setpgid(0, 0) = 0 [pid 19238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19233] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19239 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19240 [pid 19238] write(3, "1000", 4./strace-static-x86_64: Process 19239 attached ) = 4 [pid 19236] <... openat resumed>) = 3 [pid 19233] <... clone resumed>, parent_tid=[19241], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19241 ./strace-static-x86_64: Process 19240 attached [pid 19239] set_robust_list(0x5555558625e0, 24 [pid 19238] close(3 [pid 19237] set_robust_list(0x5555558625e0, 24 [pid 19236] write(3, "1000", 4 [pid 19233] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19241 attached [pid 19240] set_robust_list(0x5555558625e0, 24 [pid 19239] <... set_robust_list resumed>) = 0 [pid 19238] <... close resumed>) = 0 [pid 19237] <... set_robust_list resumed>) = 0 [pid 19236] <... write resumed>) = 4 [pid 19233] <... futex resumed>) = 0 [pid 19240] <... set_robust_list resumed>) = 0 [pid 19239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19238] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19236] close(3 [pid 19233] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19241] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19239] <... prctl resumed>) = 0 [pid 19238] <... futex resumed>) = 0 [pid 19237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19236] <... close resumed>) = 0 [pid 19241] <... set_robust_list resumed>) = 0 [pid 19240] <... prctl resumed>) = 0 [pid 19239] setpgid(0, 0 [pid 19238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19237] <... prctl resumed>) = 0 [pid 19236] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19241] perf_event_open( [pid 19240] setpgid(0, 0 [pid 19239] <... setpgid resumed>) = 0 [pid 19238] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19237] setpgid(0, 0 [pid 19236] <... futex resumed>) = 0 [pid 19241] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19240] <... setpgid resumed>) = 0 [pid 19239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19238] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19237] <... setpgid resumed>) = 0 [pid 19236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19241] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19239] <... openat resumed>) = 3 [pid 19238] <... mprotect resumed>) = 0 [pid 19237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19236] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19241] <... futex resumed>) = 1 [pid 19240] <... openat resumed>) = 3 [pid 19239] write(3, "1000", 4 [pid 19238] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19237] <... openat resumed>) = 3 [pid 19236] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19233] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19242 attached [pid 19241] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19240] write(3, "1000", 4 [pid 19239] <... write resumed>) = 4 [pid 19237] write(3, "1000", 4 [pid 19236] <... mprotect resumed>) = 0 [pid 19233] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19240] <... write resumed>) = 4 [pid 19239] close(3 [pid 19238] <... clone resumed>, parent_tid=[19242], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19242 [pid 19237] <... write resumed>) = 4 [pid 19236] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19233] <... futex resumed>) = 0 [pid 19242] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19241] perf_event_open(NULL, -1, 0, -1, 0 [pid 19240] close(3 [pid 19239] <... close resumed>) = 0 [pid 19238] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19237] close(3 [pid 19233] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19243 attached [pid 19242] perf_event_open( [pid 19241] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19240] <... close resumed>) = 0 [pid 19239] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19238] <... futex resumed>) = 0 [pid 19237] <... close resumed>) = 0 [pid 19236] <... clone resumed>, parent_tid=[19243], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19243 [pid 19243] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19241] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19240] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19239] <... futex resumed>) = 0 [pid 19238] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19237] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19236] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19242] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19243] <... set_robust_list resumed>) = 0 [pid 19241] <... futex resumed>) = 1 [pid 19240] <... futex resumed>) = 0 [pid 19239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19237] <... futex resumed>) = 0 [pid 19236] <... futex resumed>) = 0 [pid 19233] <... futex resumed>) = 0 [pid 19243] perf_event_open( [pid 19241] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19239] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19236] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19233] exit_group(0 [pid 19243] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19242] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19241] <... futex resumed>) = ? [pid 19240] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19239] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19237] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19233] <... exit_group resumed>) = ? [pid 19243] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19242] <... futex resumed>) = 1 [pid 19241] +++ exited with 0 +++ [pid 19240] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19239] <... mprotect resumed>) = 0 [pid 19238] <... futex resumed>) = 0 [pid 19237] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19242] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19240] <... mprotect resumed>) = 0 [pid 19239] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19238] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19243] <... futex resumed>) = 1 [pid 19242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19240] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19238] <... futex resumed>) = 0 [pid 19237] <... mprotect resumed>) = 0 [pid 19236] <... futex resumed>) = 0 [pid 19233] +++ exited with 0 +++ ./strace-static-x86_64: Process 19245 attached ./strace-static-x86_64: Process 19244 attached [pid 19243] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19242] perf_event_open(NULL, -1, 0, -1, 0 [pid 19239] <... clone resumed>, parent_tid=[19244], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19244 [pid 19238] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19237] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19236] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19245] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19244] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19242] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19240] <... clone resumed>, parent_tid=[19245], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19245 [pid 19239] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19236] <... futex resumed>) = 0 [pid 19245] <... set_robust_list resumed>) = 0 [pid 19243] perf_event_open(NULL, -1, 0, -1, 0 [pid 19242] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19240] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19239] <... futex resumed>) = 0 [pid 19237] <... clone resumed>, parent_tid=[19246], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19246 [pid 19236] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19246 attached [pid 19245] perf_event_open( [pid 19244] <... set_robust_list resumed>) = 0 [pid 19243] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19242] <... futex resumed>) = 1 [pid 19240] <... futex resumed>) = 0 [pid 19239] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19238] <... futex resumed>) = 0 [pid 19237] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19246] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19245] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19244] perf_event_open( [pid 19243] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19242] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19240] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19238] exit_group(0 [pid 19237] <... futex resumed>) = 0 [pid 19246] <... set_robust_list resumed>) = 0 [pid 19245] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19244] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19243] <... futex resumed>) = 1 [pid 19242] <... futex resumed>) = ? [pid 19240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19238] <... exit_group resumed>) = ? [pid 19237] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19236] <... futex resumed>) = 0 [pid 19246] perf_event_open( [pid 19245] <... futex resumed>) = 0 [pid 19244] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19243] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19242] +++ exited with 0 +++ [pid 19240] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19238] +++ exited with 0 +++ [pid 19236] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19246] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19245] perf_event_open(NULL, -1, 0, -1, 0 [pid 19244] <... futex resumed>) = 1 [pid 19243] <... futex resumed>) = ? [pid 19240] <... futex resumed>) = 0 [pid 19239] <... futex resumed>) = 0 [pid 19236] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19247 attached [pid 19246] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19245] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19244] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19243] +++ exited with 0 +++ [pid 19240] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19239] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19245] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19239] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19245] <... futex resumed>) = 0 [pid 19240] exit_group(0 [pid 19239] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19236] +++ exited with 0 +++ [pid 19246] <... futex resumed>) = 1 [pid 19244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19240] <... exit_group resumed>) = ? [pid 19237] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19247 [pid 19247] set_robust_list(0x5555558625e0, 24 [pid 19246] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19245] +++ exited with 0 +++ [pid 19244] perf_event_open(NULL, -1, 0, -1, 0 [pid 19237] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19247] <... set_robust_list resumed>) = 0 [pid 19246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19244] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19240] +++ exited with 0 +++ [pid 19237] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19246] perf_event_open(NULL, -1, 0, -1, 0 [pid 19244] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19237] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19249 attached ./strace-static-x86_64: Process 19248 attached [pid 19247] <... prctl resumed>) = 0 [pid 19246] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19244] <... futex resumed>) = 1 [pid 19239] <... futex resumed>) = 0 [pid 19248] set_robust_list(0x5555558625e0, 24 [pid 19247] setpgid(0, 0 [pid 19246] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19244] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19239] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19249 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19248 [pid 19248] <... set_robust_list resumed>) = 0 [pid 19247] <... setpgid resumed>) = 0 [pid 19246] <... futex resumed>) = 1 [pid 19244] <... futex resumed>) = ? [pid 19239] <... exit_group resumed>) = ? [pid 19237] <... futex resumed>) = 0 [pid 19249] set_robust_list(0x5555558625e0, 24 [pid 19248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19246] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19244] +++ exited with 0 +++ [pid 19237] exit_group(0 [pid 19248] <... prctl resumed>) = 0 [pid 19247] <... openat resumed>) = 3 [pid 19239] +++ exited with 0 +++ [pid 19246] <... futex resumed>) = ? [pid 19237] <... exit_group resumed>) = ? [pid 19248] setpgid(0, 0 [pid 19247] write(3, "1000", 4 [pid 19246] +++ exited with 0 +++ [pid 19248] <... setpgid resumed>) = 0 [pid 19248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19248] write(3, "1000", 4) = 4 [pid 19237] +++ exited with 0 +++ [pid 19248] close(3) = 0 [pid 19247] <... write resumed>) = 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19239, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19249] <... set_robust_list resumed>) = 0 [pid 19248] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19247] close(3 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19248] <... futex resumed>) = 0 [pid 19247] <... close resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19250 attached [pid 19249] <... prctl resumed>) = 0 [pid 19248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19247] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19250] set_robust_list(0x5555558625e0, 24 [pid 19249] setpgid(0, 0 [pid 19248] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19247] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19251 attached [pid 19250] <... set_robust_list resumed>) = 0 [pid 19249] <... setpgid resumed>) = 0 [pid 19248] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19250 [pid 19251] set_robust_list(0x5555558625e0, 24 [pid 19250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19248] <... mprotect resumed>) = 0 [pid 19247] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19252 attached [pid 19251] <... set_robust_list resumed>) = 0 [pid 19250] <... prctl resumed>) = 0 [pid 19249] <... openat resumed>) = 3 [pid 19248] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19247] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19251 [pid 19252] set_robust_list(0x5555558625e0, 24 [pid 19251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19250] setpgid(0, 0 [pid 19249] write(3, "1000", 4 [pid 19247] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19252 ./strace-static-x86_64: Process 19253 attached [pid 19252] <... set_robust_list resumed>) = 0 [pid 19251] <... prctl resumed>) = 0 [pid 19250] <... setpgid resumed>) = 0 [pid 19249] <... write resumed>) = 4 [pid 19248] <... clone resumed>, parent_tid=[19253], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19253 [pid 19247] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19254 attached [pid 19253] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19251] setpgid(0, 0 [pid 19250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19249] close(3 [pid 19248] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19254] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19253] <... set_robust_list resumed>) = 0 [pid 19252] <... prctl resumed>) = 0 [pid 19251] <... setpgid resumed>) = 0 [pid 19250] <... openat resumed>) = 3 [pid 19249] <... close resumed>) = 0 [pid 19248] <... futex resumed>) = 0 [pid 19247] <... clone resumed>, parent_tid=[19254], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19254 [pid 19254] <... set_robust_list resumed>) = 0 [pid 19253] perf_event_open( [pid 19252] setpgid(0, 0 [pid 19251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19250] write(3, "1000", 4 [pid 19249] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19248] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19247] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19254] perf_event_open( [pid 19253] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19252] <... setpgid resumed>) = 0 [pid 19251] <... openat resumed>) = 3 [pid 19250] <... write resumed>) = 4 [pid 19249] <... futex resumed>) = 0 [pid 19247] <... futex resumed>) = 0 [pid 19254] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19253] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19251] write(3, "1000", 4 [pid 19250] close(3 [pid 19249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19247] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19254] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19253] <... futex resumed>) = 1 [pid 19252] <... openat resumed>) = 3 [pid 19251] <... write resumed>) = 4 [pid 19250] <... close resumed>) = 0 [pid 19249] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19248] <... futex resumed>) = 0 [pid 19247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19254] <... futex resumed>) = 0 [pid 19253] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19252] write(3, "1000", 4 [pid 19251] close(3 [pid 19250] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19249] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19248] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19247] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19254] perf_event_open(NULL, -1, 0, -1, 0 [pid 19253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19252] <... write resumed>) = 4 [pid 19251] <... close resumed>) = 0 [pid 19250] <... futex resumed>) = 0 [pid 19249] <... mprotect resumed>) = 0 [pid 19248] <... futex resumed>) = 0 [pid 19247] <... futex resumed>) = 0 [pid 19254] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19253] perf_event_open(NULL, -1, 0, -1, 0 [pid 19252] close(3 [pid 19251] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19249] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19248] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19247] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19254] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19253] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19252] <... close resumed>) = 0 [pid 19251] <... futex resumed>) = 0 [pid 19250] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19255 attached [pid 19254] <... futex resumed>) = 0 [pid 19253] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19252] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19250] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19249] <... clone resumed>, parent_tid=[19255], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19255 [pid 19247] exit_group(0 [pid 19253] <... futex resumed>) = 1 [pid 19252] <... futex resumed>) = 0 [pid 19251] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19250] <... mprotect resumed>) = 0 [pid 19249] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19248] <... futex resumed>) = 0 [pid 19247] <... exit_group resumed>) = ? [pid 19255] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19254] +++ exited with 0 +++ [pid 19253] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19251] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19250] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19249] <... futex resumed>) = 0 [pid 19248] exit_group(0 [pid 19255] <... set_robust_list resumed>) = 0 [pid 19253] <... futex resumed>) = ? [pid 19251] <... mprotect resumed>) = 0 [pid 19249] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19248] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19256 attached [pid 19255] perf_event_open( [pid 19253] +++ exited with 0 +++ [pid 19252] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19251] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19250] <... clone resumed>, parent_tid=[19256], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19256 [pid 19248] +++ exited with 0 +++ [pid 19247] +++ exited with 0 +++ ./strace-static-x86_64: Process 19257 attached [pid 19256] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19255] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19252] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19250] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19257] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19256] <... set_robust_list resumed>) = 0 [pid 19255] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19252] <... mprotect resumed>) = 0 [pid 19251] <... clone resumed>, parent_tid=[19257], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19257 [pid 19250] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19257] <... set_robust_list resumed>) = 0 [pid 19256] perf_event_open( [pid 19255] <... futex resumed>) = 1 [pid 19252] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19251] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19250] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19249] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19257] perf_event_open( [pid 19256] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19255] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19251] <... futex resumed>) = 0 [pid 19249] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19256] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19252] <... clone resumed>, parent_tid=[19258], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19258 [pid 19251] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19249] <... futex resumed>) = 0 [pid 19255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19257] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19257] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19256] <... futex resumed>) = 1 [pid 19255] perf_event_open(NULL, -1, 0, -1, 0 [pid 19252] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19250] <... futex resumed>) = 0 [pid 19249] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19259 [pid 19257] <... futex resumed>) = 1 [pid 19256] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19255] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19252] <... futex resumed>) = 0 [pid 19251] <... futex resumed>) = 0 [pid 19250] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19259 attached ./strace-static-x86_64: Process 19258 attached ./strace-static-x86_64: Process 19260 attached [pid 19257] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19255] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19252] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19251] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19250] <... futex resumed>) = 0 [pid 19259] set_robust_list(0x5555558625e0, 24 [pid 19258] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19256] perf_event_open(NULL, -1, 0, -1, 0 [pid 19255] <... futex resumed>) = 1 [pid 19251] <... futex resumed>) = 0 [pid 19250] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19249] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19260 [pid 19259] <... set_robust_list resumed>) = 0 [pid 19258] <... set_robust_list resumed>) = 0 [pid 19257] perf_event_open(NULL, -1, 0, -1, 0 [pid 19256] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19260] set_robust_list(0x5555558625e0, 24 [pid 19255] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19251] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19249] exit_group(0 [pid 19260] <... set_robust_list resumed>) = 0 [pid 19259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19258] perf_event_open( [pid 19257] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19256] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19255] <... futex resumed>) = ? [pid 19249] <... exit_group resumed>) = ? [pid 19260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19259] <... prctl resumed>) = 0 [pid 19258] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19257] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19256] <... futex resumed>) = 1 [pid 19255] +++ exited with 0 +++ [pid 19250] <... futex resumed>) = 0 [pid 19260] <... prctl resumed>) = 0 [pid 19259] setpgid(0, 0 [pid 19258] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19257] <... futex resumed>) = 1 [pid 19256] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19251] <... futex resumed>) = 0 [pid 19250] exit_group(0 [pid 19249] +++ exited with 0 +++ [pid 19260] setpgid(0, 0 [pid 19259] <... setpgid resumed>) = 0 [pid 19258] <... futex resumed>) = 1 [pid 19257] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19256] <... futex resumed>) = ? [pid 19252] <... futex resumed>) = 0 [pid 19251] exit_group(0 [pid 19250] <... exit_group resumed>) = ? [pid 19260] <... setpgid resumed>) = 0 [pid 19259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19258] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19257] <... futex resumed>) = ? [pid 19256] +++ exited with 0 +++ [pid 19252] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19251] <... exit_group resumed>) = ? [pid 19258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19257] +++ exited with 0 +++ [pid 19252] <... futex resumed>) = 0 [pid 19251] +++ exited with 0 +++ [pid 19250] +++ exited with 0 +++ [pid 19258] perf_event_open(NULL, -1, 0, -1, 0) = -1 EFAULT (Bad address) [pid 19258] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19258] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19259] <... openat resumed>) = 3 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19252] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19259] write(3, "1000", 4 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19259] <... write resumed>) = 4 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19252] exit_group(0 [pid 19259] close(3 [pid 19258] <... futex resumed>) = ? [pid 19252] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19261 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19260] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19261 attached [pid 19259] <... close resumed>) = 0 [pid 19258] +++ exited with 0 +++ [pid 19252] +++ exited with 0 +++ [pid 19260] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19262 attached [pid 19260] <... write resumed>) = 4 [pid 19259] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19262 [pid 19261] set_robust_list(0x5555558625e0, 24 [pid 19262] set_robust_list(0x5555558625e0, 24 [pid 19261] <... set_robust_list resumed>) = 0 [pid 19260] close(3 [pid 19259] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19262] <... set_robust_list resumed>) = 0 [pid 19261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19260] <... close resumed>) = 0 [pid 19259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19263 attached [pid 19262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19261] <... prctl resumed>) = 0 [pid 19260] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19259] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19262] <... prctl resumed>) = 0 [pid 19261] setpgid(0, 0 [pid 19260] <... futex resumed>) = 0 [pid 19259] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19263 [pid 19262] setpgid(0, 0 [pid 19261] <... setpgid resumed>) = 0 [pid 19260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19259] <... mprotect resumed>) = 0 [pid 19261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19262] <... setpgid resumed>) = 0 [pid 19263] set_robust_list(0x5555558625e0, 24 [pid 19260] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19259] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19260] <... mprotect resumed>) = 0 [pid 19260] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[19265], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19265 [pid 19261] <... openat resumed>) = 3 [pid 19260] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19259] <... clone resumed>, parent_tid=[19266], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19266 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19264 [pid 19262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19261] write(3, "1000", 4 [pid 19260] <... futex resumed>) = 0 [pid 19259] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19262] <... openat resumed>) = 3 [pid 19261] <... write resumed>) = 4 [pid 19260] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19259] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19264 attached [pid 19263] <... set_robust_list resumed>) = 0 [pid 19262] write(3, "1000", 4 [pid 19261] close(3 [pid 19259] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19266 attached [pid 19264] set_robust_list(0x5555558625e0, 24 [pid 19263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19262] <... write resumed>) = 4 [pid 19261] <... close resumed>) = 0 [pid 19266] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19264] <... set_robust_list resumed>) = 0 [pid 19263] <... prctl resumed>) = 0 [pid 19262] close(3 [pid 19261] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19265 attached [pid 19266] <... set_robust_list resumed>) = 0 [pid 19264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19263] setpgid(0, 0 [pid 19262] <... close resumed>) = 0 [pid 19261] <... futex resumed>) = 0 [pid 19266] perf_event_open( [pid 19265] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19264] <... prctl resumed>) = 0 [pid 19263] <... setpgid resumed>) = 0 [pid 19262] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19266] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19265] <... set_robust_list resumed>) = 0 [pid 19264] setpgid(0, 0 [pid 19263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19262] <... futex resumed>) = 0 [pid 19261] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19266] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19265] perf_event_open( [pid 19264] <... setpgid resumed>) = 0 [pid 19262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19261] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19266] <... futex resumed>) = 1 [pid 19265] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19263] <... openat resumed>) = 3 [pid 19262] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19261] <... mprotect resumed>) = 0 [pid 19259] <... futex resumed>) = 0 [pid 19266] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19265] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19264] <... openat resumed>) = 3 [pid 19263] write(3, "1000", 4 [pid 19262] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19261] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19259] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19265] <... futex resumed>) = 1 [pid 19264] write(3, "1000", 4 [pid 19263] <... write resumed>) = 4 [pid 19262] <... mprotect resumed>) = 0 [pid 19260] <... futex resumed>) = 0 [pid 19259] <... futex resumed>) = 0 [pid 19266] perf_event_open(NULL, -1, 0, -1, 0 [pid 19265] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19264] <... write resumed>) = 4 [pid 19263] close(3 [pid 19262] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19260] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19259] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19267 attached [pid 19266] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19264] close(3 [pid 19263] <... close resumed>) = 0 [pid 19261] <... clone resumed>, parent_tid=[19267], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19267 [pid 19260] <... futex resumed>) = 0 [pid 19266] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19265] perf_event_open(NULL, -1, 0, -1, 0 [pid 19264] <... close resumed>) = 0 [pid 19263] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19262] <... clone resumed>, parent_tid=[19268], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19268 [pid 19261] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19260] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19267] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19266] <... futex resumed>) = 1 [pid 19265] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19264] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19263] <... futex resumed>) = 0 [pid 19262] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19261] <... futex resumed>) = 0 [pid 19259] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19268 attached [pid 19267] <... set_robust_list resumed>) = 0 [pid 19266] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19265] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19264] <... futex resumed>) = 0 [pid 19263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19262] <... futex resumed>) = 0 [pid 19261] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19259] exit_group(0 [pid 19267] perf_event_open( [pid 19266] <... futex resumed>) = ? [pid 19265] <... futex resumed>) = 1 [pid 19264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19263] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19262] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19260] <... futex resumed>) = 0 [pid 19259] <... exit_group resumed>) = ? [pid 19268] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19267] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19266] +++ exited with 0 +++ [pid 19265] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19264] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19263] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19260] exit_group(0 [pid 19268] <... set_robust_list resumed>) = 0 [pid 19267] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19265] <... futex resumed>) = ? [pid 19264] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19263] <... mprotect resumed>) = 0 [pid 19260] <... exit_group resumed>) = ? [pid 19259] +++ exited with 0 +++ [pid 19268] perf_event_open( [pid 19267] <... futex resumed>) = 1 [pid 19265] +++ exited with 0 +++ [pid 19264] <... mprotect resumed>) = 0 [pid 19263] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19261] <... futex resumed>) = 0 [pid 19260] +++ exited with 0 +++ ./strace-static-x86_64: Process 19269 attached [pid 19268] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19267] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19264] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19261] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19270 attached [pid 19269] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19268] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19263] <... clone resumed>, parent_tid=[19269], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19269 [pid 19261] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19269] <... set_robust_list resumed>) = 0 [pid 19268] <... futex resumed>) = 1 [pid 19267] perf_event_open(NULL, -1, 0, -1, 0 [pid 19264] <... clone resumed>, parent_tid=[19270], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19270 [pid 19263] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19262] <... futex resumed>) = 0 [pid 19261] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5073] <... restart_syscall resumed>) = 0 [pid 19270] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19269] perf_event_open( [pid 19268] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19267] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19264] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19263] <... futex resumed>) = 0 [pid 19262] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19269] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19267] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19264] <... futex resumed>) = 0 [pid 19263] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19262] <... futex resumed>) = 0 [pid 19270] <... set_robust_list resumed>) = 0 [pid 19269] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19268] perf_event_open(NULL, -1, 0, -1, 0 [pid 19267] <... futex resumed>) = 1 [pid 19264] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19262] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19261] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19271 attached [pid 19270] perf_event_open( [pid 19269] <... futex resumed>) = 0 [pid 19268] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19267] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19263] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19261] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19270] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19269] perf_event_open(NULL, -1, 0, -1, 0 [pid 19268] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19267] <... futex resumed>) = ? [pid 19263] <... futex resumed>) = 0 [pid 19261] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19271 [pid 19269] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19268] <... futex resumed>) = 1 [pid 19267] +++ exited with 0 +++ [pid 19269] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19268] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19263] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19262] <... futex resumed>) = 0 [pid 19269] <... futex resumed>) = 0 [pid 19269] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 19272 attached [pid 19261] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19262] exit_group(0 [pid 19270] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19268] <... futex resumed>) = ? [pid 19263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19262] <... exit_group resumed>) = ? [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19272 [pid 19270] <... futex resumed>) = 1 [pid 19268] +++ exited with 0 +++ [pid 19264] <... futex resumed>) = 0 [pid 19263] exit_group(0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19272] set_robust_list(0x5555558625e0, 24 [pid 19264] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19272] <... set_robust_list resumed>) = 0 [pid 19264] <... futex resumed>) = 0 [pid 19262] +++ exited with 0 +++ [pid 19272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19269] <... futex resumed>) = ? [pid 19264] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19263] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19272] <... prctl resumed>) = 0 [pid 19271] set_robust_list(0x5555558625e0, 24 [pid 19270] perf_event_open(NULL, -1, 0, -1, 0 [pid 19269] +++ exited with 0 +++ [pid 19272] setpgid(0, 0 [pid 19270] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19263] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19273 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19262, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19272] <... setpgid resumed>) = 0 [pid 19270] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19271] <... set_robust_list resumed>) = 0 [pid 19270] <... futex resumed>) = 1 [pid 19264] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19272] <... openat resumed>) = 3 [pid 19271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19270] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19264] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19272] write(3, "1000", 4 [pid 19270] <... futex resumed>) = ? [pid 19264] <... exit_group resumed>) = ? [pid 19272] <... write resumed>) = 4 [pid 19271] <... prctl resumed>) = 0 [pid 19270] +++ exited with 0 +++ [pid 19264] +++ exited with 0 +++ [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19273 attached [pid 19272] close(3 [pid 19271] setpgid(0, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... restart_syscall resumed>) = 0 [pid 19273] set_robust_list(0x5555558625e0, 24 [pid 19272] <... close resumed>) = 0 [pid 19271] <... setpgid resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19273] <... set_robust_list resumed>) = 0 [pid 19272] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19272] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19273] <... prctl resumed>) = 0 [pid 19272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19274 attached [pid 19273] setpgid(0, 0 [pid 19272] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19274 [pid 19273] <... setpgid resumed>) = 0 [pid 19272] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19271] <... openat resumed>) = 3 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19274] set_robust_list(0x5555558625e0, 24 [pid 19273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19272] <... mprotect resumed>) = 0 [pid 19271] write(3, "1000", 4 [pid 19273] <... openat resumed>) = 3 [pid 19272] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19271] <... write resumed>) = 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19276 attached [pid 19274] <... set_robust_list resumed>) = 0 [pid 19273] write(3, "1000", 4 [pid 19271] close(3 [pid 19273] <... write resumed>) = 4 [pid 19272] <... clone resumed>, parent_tid=[19276], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19276 [pid 19274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19273] close(3 [pid 19272] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19271] <... close resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19277 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19275 [pid 19274] <... prctl resumed>) = 0 [pid 19273] <... close resumed>) = 0 [pid 19272] <... futex resumed>) = 0 [pid 19271] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19274] setpgid(0, 0 [pid 19273] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19272] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19271] <... futex resumed>) = 0 [pid 19274] <... setpgid resumed>) = 0 [pid 19273] <... futex resumed>) = 0 [pid 19271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19275 attached [pid 19276] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19273] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19277 attached [pid 19276] <... set_robust_list resumed>) = 0 [pid 19275] set_robust_list(0x5555558625e0, 24 [pid 19274] <... openat resumed>) = 3 [pid 19273] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19271] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19275] <... set_robust_list resumed>) = 0 [pid 19274] write(3, "1000", 4 [pid 19273] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19271] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19277] set_robust_list(0x5555558625e0, 24 [pid 19276] perf_event_open( [pid 19275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19274] <... write resumed>) = 4 [pid 19273] <... mprotect resumed>) = 0 [pid 19271] <... mprotect resumed>) = 0 [pid 19277] <... set_robust_list resumed>) = 0 [pid 19276] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19275] <... prctl resumed>) = 0 [pid 19274] close(3 [pid 19273] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19276] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19275] setpgid(0, 0 [pid 19274] <... close resumed>) = 0 [pid 19271] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19276] <... futex resumed>) = 1 [pid 19275] <... setpgid resumed>) = 0 [pid 19274] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19273] <... clone resumed>, parent_tid=[19278], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19278 [pid 19272] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19279 attached [pid 19276] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19274] <... futex resumed>) = 0 [pid 19273] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19272] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19277] <... prctl resumed>) = 0 [pid 19276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19275] <... openat resumed>) = 3 [pid 19274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19273] <... futex resumed>) = 0 [pid 19272] <... futex resumed>) = 0 [pid 19271] <... clone resumed>, parent_tid=[19279], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19279 [pid 19277] setpgid(0, 0 [pid 19276] perf_event_open(NULL, -1, 0, -1, 0 [pid 19275] write(3, "1000", 4 [pid 19274] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19277] <... setpgid resumed>) = 0 [pid 19273] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19272] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19271] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19276] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19275] <... write resumed>) = 4 [pid 19274] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19271] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19278 attached [pid 19276] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19275] close(3 [pid 19274] <... mprotect resumed>) = 0 [pid 19271] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19279] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19278] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19277] <... openat resumed>) = 3 [pid 19276] <... futex resumed>) = 1 [pid 19275] <... close resumed>) = 0 [pid 19272] <... futex resumed>) = 0 [pid 19274] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19279] <... set_robust_list resumed>) = 0 [pid 19278] <... set_robust_list resumed>) = 0 [pid 19277] write(3, "1000", 4 [pid 19276] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19275] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19272] exit_group(0./strace-static-x86_64: Process 19280 attached [pid 19279] perf_event_open( [pid 19278] perf_event_open( [pid 19277] <... write resumed>) = 4 [pid 19276] <... futex resumed>) = ? [pid 19275] <... futex resumed>) = 0 [pid 19272] <... exit_group resumed>) = ? [pid 19280] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19279] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19278] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19277] close(3 [pid 19276] +++ exited with 0 +++ [pid 19275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19274] <... clone resumed>, parent_tid=[19280], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19280 [pid 19272] +++ exited with 0 +++ [pid 19280] <... set_robust_list resumed>) = 0 [pid 19279] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19278] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19277] <... close resumed>) = 0 [pid 19275] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19274] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19279] <... futex resumed>) = 1 [pid 19278] <... futex resumed>) = 1 [pid 19277] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19275] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19274] <... futex resumed>) = 0 [pid 19273] <... futex resumed>) = 0 [pid 19271] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19272, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19280] perf_event_open( [pid 19279] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19278] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19277] <... futex resumed>) = 0 [pid 19275] <... mprotect resumed>) = 0 [pid 19274] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19273] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19271] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19280] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19275] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19273] <... futex resumed>) = 0 [pid 19271] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19282 attached ./strace-static-x86_64: Process 19281 attached [pid 19280] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19279] perf_event_open(NULL, -1, 0, -1, 0 [pid 19278] perf_event_open(NULL, -1, 0, -1, 0 [pid 19277] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19273] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19271] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19281 [pid 19282] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19281] set_robust_list(0x5555558625e0, 24 [pid 19280] <... futex resumed>) = 1 [pid 19279] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19278] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19277] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19275] <... clone resumed>, parent_tid=[19282], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19282 [pid 19274] <... futex resumed>) = 0 [pid 19282] <... set_robust_list resumed>) = 0 [pid 19281] <... set_robust_list resumed>) = 0 [pid 19280] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19279] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19278] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19277] <... mprotect resumed>) = 0 [pid 19275] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19274] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19282] perf_event_open( [pid 19281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19279] <... futex resumed>) = 1 [pid 19278] <... futex resumed>) = 1 [pid 19277] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19275] <... futex resumed>) = 0 [pid 19274] <... futex resumed>) = 0 [pid 19273] <... futex resumed>) = 0 [pid 19271] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19283 attached [pid 19282] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19281] <... prctl resumed>) = 0 [pid 19280] perf_event_open(NULL, -1, 0, -1, 0 [pid 19279] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19278] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19275] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19274] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19273] exit_group(0 [pid 19271] exit_group(0 [pid 19283] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19282] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19281] setpgid(0, 0 [pid 19280] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19279] <... futex resumed>) = ? [pid 19278] <... futex resumed>) = ? [pid 19277] <... clone resumed>, parent_tid=[19283], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19283 [pid 19275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19273] <... exit_group resumed>) = ? [pid 19271] <... exit_group resumed>) = ? [pid 19283] <... set_robust_list resumed>) = 0 [pid 19282] <... futex resumed>) = 0 [pid 19281] <... setpgid resumed>) = 0 [pid 19280] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19279] +++ exited with 0 +++ [pid 19278] +++ exited with 0 +++ [pid 19277] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19275] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19273] +++ exited with 0 +++ [pid 19271] +++ exited with 0 +++ [pid 19283] perf_event_open( [pid 19282] perf_event_open(NULL, -1, 0, -1, 0 [pid 19281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19280] <... futex resumed>) = 1 [pid 19277] <... futex resumed>) = 0 [pid 19275] <... futex resumed>) = 0 [pid 19274] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19283] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19282] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19281] <... openat resumed>) = 3 [pid 19280] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19277] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19275] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19274] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19283] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19282] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19281] write(3, "1000", 4 [pid 19280] <... futex resumed>) = ? [pid 19277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19274] <... exit_group resumed>) = ? [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19283] <... futex resumed>) = 0 [pid 19282] <... futex resumed>) = 0 [pid 19281] <... write resumed>) = 4 [pid 19280] +++ exited with 0 +++ [pid 19277] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19275] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19284 attached [pid 19283] perf_event_open(NULL, -1, 0, -1, 0 [pid 19281] close(3 [pid 19277] <... futex resumed>) = 0 [pid 19275] <... exit_group resumed>) = ? [pid 19274] +++ exited with 0 +++ [pid 19284] set_robust_list(0x5555558625e0, 24 [pid 19283] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19282] +++ exited with 0 +++ [pid 19281] <... close resumed>) = 0 [pid 19277] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19275] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19284 [pid 19284] <... set_robust_list resumed>) = 0 [pid 19283] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19281] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19285 attached [pid 19284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19283] <... futex resumed>) = 0 [pid 19281] <... futex resumed>) = 0 [pid 19277] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19285] set_robust_list(0x5555558625e0, 24 [pid 19284] <... prctl resumed>) = 0 [pid 19281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19277] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19285 [pid 19283] +++ exited with 0 +++ [pid 19281] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19277] +++ exited with 0 +++ ./strace-static-x86_64: Process 19286 attached [pid 19285] <... set_robust_list resumed>) = 0 [pid 19284] setpgid(0, 0 [pid 19281] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19286 [pid 19285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19284] <... setpgid resumed>) = 0 [pid 19281] <... mprotect resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19286] set_robust_list(0x5555558625e0, 24 [pid 19285] <... prctl resumed>) = 0 [pid 19284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19281] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19287 attached [pid 19286] <... set_robust_list resumed>) = 0 [pid 19285] setpgid(0, 0 [pid 19284] <... openat resumed>) = 3 [pid 19287] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19285] <... setpgid resumed>) = 0 [pid 19284] write(3, "1000", 4 [pid 19281] <... clone resumed>, parent_tid=[19287], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19287 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19287] <... set_robust_list resumed>) = 0 [pid 19286] <... prctl resumed>) = 0 [pid 19285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19284] <... write resumed>) = 4 [pid 19281] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19288 ./strace-static-x86_64: Process 19289 attached [pid 19286] setpgid(0, 0 [pid 19285] <... openat resumed>) = 3 [pid 19284] close(3 [pid 19281] <... futex resumed>) = 0 [pid 19287] perf_event_open(./strace-static-x86_64: Process 19288 attached {type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19286] <... setpgid resumed>) = 0 [pid 19285] write(3, "1000", 4 [pid 19284] <... close resumed>) = 0 [pid 19281] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19289] set_robust_list(0x5555558625e0, 24 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19289 [pid 19289] <... set_robust_list resumed>) = 0 [pid 19287] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19285] <... write resumed>) = 4 [pid 19284] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19287] <... futex resumed>) = 0 [pid 19285] close(3 [pid 19284] <... futex resumed>) = 0 [pid 19281] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19289] <... prctl resumed>) = 0 [pid 19288] set_robust_list(0x5555558625e0, 24 [pid 19287] perf_event_open(NULL, -1, 0, -1, 0 [pid 19286] <... openat resumed>) = 3 [pid 19285] <... close resumed>) = 0 [pid 19284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19281] <... futex resumed>) = 0 [pid 19289] setpgid(0, 0 [pid 19288] <... set_robust_list resumed>) = 0 [pid 19287] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19286] write(3, "1000", 4 [pid 19285] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19284] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19281] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19289] <... setpgid resumed>) = 0 [pid 19288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19287] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19286] <... write resumed>) = 4 [pid 19285] <... futex resumed>) = 0 [pid 19284] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19288] <... prctl resumed>) = 0 [pid 19287] <... futex resumed>) = 0 [pid 19286] close(3 [pid 19285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19284] <... mprotect resumed>) = 0 [pid 19281] exit_group(0 [pid 19289] <... openat resumed>) = 3 [pid 19288] setpgid(0, 0 [pid 19286] <... close resumed>) = 0 [pid 19285] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19284] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19281] <... exit_group resumed>) = ? [pid 19289] write(3, "1000", 4 [pid 19288] <... setpgid resumed>) = 0 [pid 19287] +++ exited with 0 +++ [pid 19286] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19285] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19290 attached [pid 19289] <... write resumed>) = 4 [pid 19288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19286] <... futex resumed>) = 0 [pid 19285] <... mprotect resumed>) = 0 [pid 19284] <... clone resumed>, parent_tid=[19290], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19290 [pid 19281] +++ exited with 0 +++ [pid 19290] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19289] close(3 [pid 19288] <... openat resumed>) = 3 [pid 19286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19285] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19284] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19291 attached [pid 19290] <... set_robust_list resumed>) = 0 [pid 19289] <... close resumed>) = 0 [pid 19288] write(3, "1000", 4 [pid 19286] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19284] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19291] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19290] perf_event_open( [pid 19289] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19288] <... write resumed>) = 4 [pid 19286] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19285] <... clone resumed>, parent_tid=[19291], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19291 [pid 19284] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19291] <... set_robust_list resumed>) = 0 [pid 19290] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19289] <... futex resumed>) = 0 [pid 19288] close(3 [pid 19286] <... mprotect resumed>) = 0 [pid 19285] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19291] perf_event_open( [pid 19290] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19288] <... close resumed>) = 0 [pid 19286] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19285] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19292 attached [pid 19291] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19290] <... futex resumed>) = 1 [pid 19289] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19288] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19285] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19284] <... futex resumed>) = 0 [pid 19292] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19291] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19290] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19289] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19288] <... futex resumed>) = 0 [pid 19286] <... clone resumed>, parent_tid=[19292], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19292 [pid 19285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19284] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19292] <... set_robust_list resumed>) = 0 [pid 19291] <... futex resumed>) = 0 [pid 19290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19289] <... mprotect resumed>) = 0 [pid 19288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19286] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19285] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19284] <... futex resumed>) = 0 [pid 19292] perf_event_open( [pid 19291] perf_event_open(NULL, -1, 0, -1, 0 [pid 19290] perf_event_open(NULL, -1, 0, -1, 0 [pid 19289] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19288] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19286] <... futex resumed>) = 0 [pid 19285] <... futex resumed>) = 0 [pid 19284] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19294 attached ./strace-static-x86_64: Process 19293 attached [pid 19292] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19291] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19290] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19288] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19286] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19285] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19293 [pid 19294] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19293] set_robust_list(0x5555558625e0, 24 [pid 19292] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19291] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19290] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19289] <... clone resumed>, parent_tid=[19294], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19294 [pid 19288] <... mprotect resumed>) = 0 [pid 19286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19294] <... set_robust_list resumed>) = 0 [pid 19293] <... set_robust_list resumed>) = 0 [pid 19292] <... futex resumed>) = 0 [pid 19291] <... futex resumed>) = 0 [pid 19290] <... futex resumed>) = 1 [pid 19289] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19288] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19286] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19285] exit_group(0 [pid 19284] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19295 attached [pid 19294] perf_event_open( [pid 19293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19292] perf_event_open(NULL, -1, 0, -1, 0 [pid 19290] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19289] <... futex resumed>) = 0 [pid 19286] <... futex resumed>) = 0 [pid 19285] <... exit_group resumed>) = ? [pid 19284] exit_group(0 [pid 19295] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19294] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19293] <... prctl resumed>) = 0 [pid 19292] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19291] +++ exited with 0 +++ [pid 19289] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19288] <... clone resumed>, parent_tid=[19295], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19295 [pid 19286] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19295] <... set_robust_list resumed>) = 0 [pid 19294] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19293] setpgid(0, 0 [pid 19292] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19290] <... futex resumed>) = ? [pid 19288] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19285] +++ exited with 0 +++ [pid 19284] <... exit_group resumed>) = ? [pid 19295] perf_event_open( [pid 19294] <... futex resumed>) = 1 [pid 19293] <... setpgid resumed>) = 0 [pid 19292] <... futex resumed>) = 0 [pid 19290] +++ exited with 0 +++ [pid 19289] <... futex resumed>) = 0 [pid 19288] <... futex resumed>) = 0 [pid 19286] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19295] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19294] perf_event_open(NULL, -1, 0, -1, 0 [pid 19293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19289] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19288] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19286] <... exit_group resumed>) = ? [pid 19284] +++ exited with 0 +++ [pid 19295] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19294] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19293] <... openat resumed>) = 3 [pid 19292] +++ exited with 0 +++ [pid 19289] <... futex resumed>) = 0 [pid 19288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19295] <... futex resumed>) = 0 [pid 19294] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19293] write(3, "1000", 4 [pid 19289] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19288] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19286] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19295] perf_event_open(NULL, -1, 0, -1, 0 [pid 19294] <... futex resumed>) = 0 [pid 19293] <... write resumed>) = 4 [pid 19289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19288] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19296 attached [pid 19295] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19294] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19293] close(3 [pid 19289] exit_group(0 [pid 19288] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 19295] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19294] <... futex resumed>) = ? [pid 19293] <... close resumed>) = 0 [pid 19289] <... exit_group resumed>) = ? [pid 19288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19296 [pid 19294] +++ exited with 0 +++ [pid 19288] exit_group(0) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19297 attached [pid 19296] set_robust_list(0x5555558625e0, 24 [pid 19295] <... futex resumed>) = ? [pid 19293] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19289] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19297 [pid 19297] set_robust_list(0x5555558625e0, 24) = 0 [pid 19297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19295] +++ exited with 0 +++ [pid 19288] +++ exited with 0 +++ [pid 19297] setpgid(0, 0 [pid 19293] <... futex resumed>) = 0 [pid 19297] <... setpgid resumed>) = 0 [pid 19297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19296] <... set_robust_list resumed>) = 0 [pid 19293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19297] write(3, "1000", 4) = 4 [pid 19297] close(3 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19297] <... close resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19293] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19298 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19293] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19298 attached [pid 19297] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] <... prctl resumed>) = 0 [pid 19298] set_robust_list(0x5555558625e0, 24 [pid 19297] <... futex resumed>) = 0 [pid 19296] setpgid(0, 0 [pid 19293] <... mprotect resumed>) = 0 [pid 19298] <... set_robust_list resumed>) = 0 [pid 19297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19296] <... setpgid resumed>) = 0 [pid 19298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19297] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19293] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19298] <... prctl resumed>) = 0 [pid 19297] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19298] setpgid(0, 0 [pid 19297] <... mprotect resumed>) = 0 [pid 19298] <... setpgid resumed>) = 0 [pid 19297] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19293] <... clone resumed>, parent_tid=[19299], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19299 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19300 [pid 19298] <... openat resumed>) = 3 [pid 19297] <... clone resumed>, parent_tid=[19302], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19302 [pid 19296] <... openat resumed>) = 3 [pid 19293] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19301 ./strace-static-x86_64: Process 19301 attached ./strace-static-x86_64: Process 19300 attached [pid 19298] write(3, "1000", 4 [pid 19297] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] write(3, "1000", 4 [pid 19293] <... futex resumed>) = 0 [pid 19300] set_robust_list(0x5555558625e0, 24 [pid 19298] <... write resumed>) = 4 [pid 19297] <... futex resumed>) = 0 [pid 19296] <... write resumed>) = 4 [pid 19293] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19298] close(3 [pid 19297] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19296] close(3./strace-static-x86_64: Process 19302 attached ./strace-static-x86_64: Process 19299 attached [pid 19298] <... close resumed>) = 0 [pid 19296] <... close resumed>) = 0 [pid 19302] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19299] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19298] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19302] <... set_robust_list resumed>) = 0 [pid 19299] <... set_robust_list resumed>) = 0 [pid 19298] <... futex resumed>) = 0 [pid 19296] <... futex resumed>) = 0 [pid 19302] perf_event_open( [pid 19301] set_robust_list(0x5555558625e0, 24 [pid 19300] <... set_robust_list resumed>) = 0 [pid 19299] perf_event_open( [pid 19298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19302] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19301] <... set_robust_list resumed>) = 0 [pid 19300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19299] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19298] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19296] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19302] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19300] <... prctl resumed>) = 0 [pid 19299] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19298] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19296] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19302] <... futex resumed>) = 1 [pid 19301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19300] setpgid(0, 0 [pid 19299] <... futex resumed>) = 1 [pid 19298] <... mprotect resumed>) = 0 [pid 19297] <... futex resumed>) = 0 [pid 19296] <... mprotect resumed>) = 0 [pid 19293] <... futex resumed>) = 0 [pid 19302] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19301] <... prctl resumed>) = 0 [pid 19300] <... setpgid resumed>) = 0 [pid 19299] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19298] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19297] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19293] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19301] setpgid(0, 0 [pid 19300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19297] <... futex resumed>) = 0 [pid 19293] <... futex resumed>) = 0 [pid 19302] perf_event_open(NULL, -1, 0, -1, 0 [pid 19301] <... setpgid resumed>) = 0 [pid 19299] perf_event_open(NULL, -1, 0, -1, 0 [pid 19298] <... clone resumed>, parent_tid=[19303], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19303 [pid 19297] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19300] <... openat resumed>) = 3 [pid 19296] <... clone resumed>, parent_tid=[19304], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19304 [pid 19293] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19304 attached ./strace-static-x86_64: Process 19303 attached [pid 19302] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19300] write(3, "1000", 4 [pid 19299] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19298] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19304] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19303] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19302] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19301] <... openat resumed>) = 3 [pid 19300] <... write resumed>) = 4 [pid 19299] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19298] <... futex resumed>) = 0 [pid 19296] <... futex resumed>) = 0 [pid 19304] <... set_robust_list resumed>) = 0 [pid 19302] <... futex resumed>) = 1 [pid 19301] write(3, "1000", 4 [pid 19300] close(3 [pid 19299] <... futex resumed>) = 1 [pid 19298] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19297] <... futex resumed>) = 0 [pid 19296] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19293] <... futex resumed>) = 0 [pid 19304] perf_event_open( [pid 19303] <... set_robust_list resumed>) = 0 [pid 19302] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19301] <... write resumed>) = 4 [pid 19300] <... close resumed>) = 0 [pid 19299] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19297] exit_group(0 [pid 19293] exit_group(0 [pid 19304] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19303] perf_event_open( [pid 19302] <... futex resumed>) = ? [pid 19301] close(3 [pid 19300] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19299] <... futex resumed>) = ? [pid 19297] <... exit_group resumed>) = ? [pid 19293] <... exit_group resumed>) = ? [pid 19304] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19303] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19302] +++ exited with 0 +++ [pid 19301] <... close resumed>) = 0 [pid 19300] <... futex resumed>) = 0 [pid 19299] +++ exited with 0 +++ [pid 19297] +++ exited with 0 +++ [pid 19304] <... futex resumed>) = 1 [pid 19296] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19304] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19296] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19296] <... futex resumed>) = 0 [pid 19293] +++ exited with 0 +++ [pid 19304] perf_event_open(NULL, -1, 0, -1, 0 [pid 19296] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19304] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19303] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19301] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19304] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19303] <... futex resumed>) = 1 [pid 19301] <... futex resumed>) = 0 [pid 19298] <... futex resumed>) = 0 [pid 19304] <... futex resumed>) = 1 [pid 19303] perf_event_open(NULL, -1, 0, -1, 0 [pid 19301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19300] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19298] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19296] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19304] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19303] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19301] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19300] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19298] <... futex resumed>) = 0 [pid 19296] exit_group(0 [pid 19304] <... futex resumed>) = ? [pid 19298] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19296] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19301] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19306 attached ./strace-static-x86_64: Process 19305 attached [pid 19304] +++ exited with 0 +++ [pid 19303] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19301] <... mprotect resumed>) = 0 [pid 19300] <... mprotect resumed>) = 0 [pid 19296] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19305 [pid 19306] set_robust_list(0x5555558625e0, 24 [pid 19303] <... futex resumed>) = 1 [pid 19301] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19298] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19306 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19306] <... set_robust_list resumed>) = 0 [pid 19303] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19300] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19298] exit_group(0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19305] set_robust_list(0x5555558625e0, 24 [pid 19303] <... futex resumed>) = ? [pid 19301] <... clone resumed>, parent_tid=[19307], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19307 [pid 19298] <... exit_group resumed>) = ? [pid 5073] <... restart_syscall resumed>) = 0 [pid 19306] <... prctl resumed>) = 0 [pid 19305] <... set_robust_list resumed>) = 0 [pid 19303] +++ exited with 0 +++ [pid 19301] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19300] <... clone resumed>, parent_tid=[19308], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19308 [pid 19298] +++ exited with 0 +++ ./strace-static-x86_64: Process 19308 attached ./strace-static-x86_64: Process 19307 attached [pid 19306] setpgid(0, 0 [pid 19305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19301] <... futex resumed>) = 0 [pid 19300] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19308] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19307] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19306] <... setpgid resumed>) = 0 [pid 19305] <... prctl resumed>) = 0 [pid 19301] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19300] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19308] <... set_robust_list resumed>) = 0 [pid 19307] <... set_robust_list resumed>) = 0 [pid 19306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19305] setpgid(0, 0 [pid 19300] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19305] <... setpgid resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19310 attached ./strace-static-x86_64: Process 19309 attached [pid 19308] perf_event_open( [pid 19307] perf_event_open( [pid 19306] <... openat resumed>) = 3 [pid 19305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19309 [pid 19310] set_robust_list(0x5555558625e0, 24 [pid 19309] set_robust_list(0x5555558625e0, 24 [pid 19308] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19307] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19306] write(3, "1000", 4 [pid 19305] <... openat resumed>) = 3 [pid 19310] <... set_robust_list resumed>) = 0 [pid 19309] <... set_robust_list resumed>) = 0 [pid 19308] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19307] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19306] <... write resumed>) = 4 [pid 19305] write(3, "1000", 4 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19310 [pid 19310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19308] <... futex resumed>) = 1 [pid 19307] <... futex resumed>) = 1 [pid 19306] close(3 [pid 19305] <... write resumed>) = 4 [pid 19301] <... futex resumed>) = 0 [pid 19300] <... futex resumed>) = 0 [pid 19310] <... prctl resumed>) = 0 [pid 19309] <... prctl resumed>) = 0 [pid 19308] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19307] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19306] <... close resumed>) = 0 [pid 19305] close(3 [pid 19301] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19300] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19310] setpgid(0, 0 [pid 19309] setpgid(0, 0 [pid 19308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19306] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19305] <... close resumed>) = 0 [pid 19301] <... futex resumed>) = 0 [pid 19300] <... futex resumed>) = 0 [pid 19310] <... setpgid resumed>) = 0 [pid 19309] <... setpgid resumed>) = 0 [pid 19308] perf_event_open(NULL, -1, 0, -1, 0 [pid 19307] perf_event_open(NULL, -1, 0, -1, 0 [pid 19306] <... futex resumed>) = 0 [pid 19305] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19301] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19300] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19308] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19307] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19305] <... futex resumed>) = 0 [pid 19310] <... openat resumed>) = 3 [pid 19309] <... openat resumed>) = 3 [pid 19308] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19307] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19306] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19310] write(3, "1000", 4 [pid 19309] write(3, "1000", 4 [pid 19308] <... futex resumed>) = 1 [pid 19307] <... futex resumed>) = 1 [pid 19306] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19305] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19301] <... futex resumed>) = 0 [pid 19300] <... futex resumed>) = 0 [pid 19310] <... write resumed>) = 4 [pid 19309] <... write resumed>) = 4 [pid 19308] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19307] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19306] <... mprotect resumed>) = 0 [pid 19305] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19301] exit_group(0 [pid 19300] exit_group(0 [pid 19310] close(3 [pid 19309] close(3 [pid 19306] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19307] <... futex resumed>) = ? [pid 19305] <... mprotect resumed>) = 0 [pid 19308] <... futex resumed>) = ? [pid 19301] <... exit_group resumed>) = ? [pid 19300] <... exit_group resumed>) = ? [pid 19310] <... close resumed>) = 0 [pid 19309] <... close resumed>) = 0 [pid 19308] +++ exited with 0 +++ [pid 19307] +++ exited with 0 +++ [pid 19305] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19309] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19306] <... clone resumed>, parent_tid=[19311], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19311 [pid 19309] <... futex resumed>) = 0 [pid 19306] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19306] <... futex resumed>) = 0 [pid 19309] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19306] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19309] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19301] +++ exited with 0 +++ [pid 19309] <... mprotect resumed>) = 0 [pid 19309] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[19312], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19312 [pid 19300] +++ exited with 0 +++ [pid 19310] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19309] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19310] <... futex resumed>) = 0 [pid 19309] <... futex resumed>) = 0 [pid 19310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19309] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19305] <... clone resumed>, parent_tid=[19313], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19313 [pid 19310] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19305] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19310] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19305] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19310] <... mprotect resumed>) = 0 [pid 19305] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19313 attached [pid 19313] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19313] perf_event_open( [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19310] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19313] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19313] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19312 attached ) = 1 [pid 19312] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19313] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19312] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 19316 attached ./strace-static-x86_64: Process 19315 attached ./strace-static-x86_64: Process 19314 attached ./strace-static-x86_64: Process 19311 attached [pid 19305] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19314 [pid 19310] <... clone resumed>, parent_tid=[19316], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19316 [pid 19305] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19315 [pid 19310] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19305] <... futex resumed>) = 1 [pid 19313] <... futex resumed>) = 0 [pid 19305] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19313] perf_event_open(NULL, -1, 0, -1, 0) = -1 EFAULT (Bad address) [pid 19310] <... futex resumed>) = 0 [pid 19313] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19305] <... futex resumed>) = 0 [pid 19310] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19314] set_robust_list(0x5555558625e0, 24 [pid 19313] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19305] exit_group(0 [pid 19315] set_robust_list(0x5555558625e0, 24 [pid 19313] <... futex resumed>) = ? [pid 19312] perf_event_open( [pid 19305] <... exit_group resumed>) = ? [pid 19315] <... set_robust_list resumed>) = 0 [pid 19313] +++ exited with 0 +++ [pid 19312] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19311] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19312] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19311] <... set_robust_list resumed>) = 0 [pid 19315] <... prctl resumed>) = 0 [pid 19312] <... futex resumed>) = 1 [pid 19311] perf_event_open( [pid 19309] <... futex resumed>) = 0 [pid 19305] +++ exited with 0 +++ [pid 19315] setpgid(0, 0 [pid 19312] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19311] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19309] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19315] <... setpgid resumed>) = 0 [pid 19312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19311] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19309] <... futex resumed>) = 0 [pid 19316] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19314] <... set_robust_list resumed>) = 0 [pid 19312] perf_event_open(NULL, -1, 0, -1, 0 [pid 19311] <... futex resumed>) = 1 [pid 19309] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19306] <... futex resumed>) = 0 [pid 19316] <... set_robust_list resumed>) = 0 [pid 19315] <... openat resumed>) = 3 [pid 19314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19312] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19311] perf_event_open(NULL, -1, 0, -1, 0 [pid 19306] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19316] perf_event_open( [pid 19315] write(3, "1000", 4 [pid 19314] <... prctl resumed>) = 0 [pid 19312] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19311] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19306] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19317 attached [pid 19316] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19315] <... write resumed>) = 4 [pid 19314] setpgid(0, 0 [pid 19312] <... futex resumed>) = 1 [pid 19311] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19309] <... futex resumed>) = 0 [pid 19306] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19317] set_robust_list(0x5555558625e0, 24 [pid 19316] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19315] close(3 [pid 19314] <... setpgid resumed>) = 0 [pid 19312] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19311] <... futex resumed>) = 0 [pid 19309] exit_group(0 [pid 19306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19317 [pid 19317] <... set_robust_list resumed>) = 0 [pid 19316] <... futex resumed>) = 1 [pid 19315] <... close resumed>) = 0 [pid 19314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19312] <... futex resumed>) = ? [pid 19311] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19310] <... futex resumed>) = 0 [pid 19309] <... exit_group resumed>) = ? [pid 19306] exit_group(0 [pid 19317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19316] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19315] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19314] <... openat resumed>) = 3 [pid 19312] +++ exited with 0 +++ [pid 19310] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19317] <... prctl resumed>) = 0 [pid 19316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19314] write(3, "1000", 4 [pid 19310] <... futex resumed>) = 0 [pid 19317] setpgid(0, 0 [pid 19316] perf_event_open(NULL, -1, 0, -1, 0 [pid 19315] <... futex resumed>) = 0 [pid 19314] <... write resumed>) = 4 [pid 19310] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19311] <... futex resumed>) = ? [pid 19309] +++ exited with 0 +++ [pid 19306] <... exit_group resumed>) = ? [pid 19317] <... setpgid resumed>) = 0 [pid 19316] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19314] close(3 [pid 19311] +++ exited with 0 +++ [pid 19317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19316] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19314] <... close resumed>) = 0 [pid 19317] <... openat resumed>) = 3 [pid 19316] <... futex resumed>) = 1 [pid 19315] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19314] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19310] <... futex resumed>) = 0 [pid 19306] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19317] write(3, "1000", 4 [pid 19316] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19315] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19314] <... futex resumed>) = 0 [pid 19310] exit_group(0 [pid 19317] <... write resumed>) = 4 [pid 19316] <... futex resumed>) = ? [pid 19315] <... mprotect resumed>) = 0 [pid 19314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19310] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19317] close(3 [pid 19316] +++ exited with 0 +++ [pid 19315] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19314] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19318 attached [pid 19317] <... close resumed>) = 0 [pid 19314] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19310] +++ exited with 0 +++ [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19318] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19317] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19315] <... clone resumed>, parent_tid=[19318], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19318 [pid 19314] <... mprotect resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19318] <... set_robust_list resumed>) = 0 [pid 19317] <... futex resumed>) = 0 [pid 19315] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19314] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19318] perf_event_open( [pid 19317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19315] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19320 attached ./strace-static-x86_64: Process 19319 attached [pid 19318] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19317] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19315] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19314] <... clone resumed>, parent_tid=[19319], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19319 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19320] set_robust_list(0x5555558625e0, 24 [pid 19319] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19318] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19317] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19314] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19320 ./strace-static-x86_64: Process 19321 attached [pid 19320] <... set_robust_list resumed>) = 0 [pid 19319] <... set_robust_list resumed>) = 0 [pid 19318] <... futex resumed>) = 0 [pid 19317] <... mprotect resumed>) = 0 [pid 19315] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19314] <... futex resumed>) = 0 [pid 19320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19319] perf_event_open( [pid 19318] perf_event_open(NULL, -1, 0, -1, 0 [pid 19315] <... futex resumed>) = 0 [pid 19314] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19321 [pid 19321] set_robust_list(0x5555558625e0, 24 [pid 19320] <... prctl resumed>) = 0 [pid 19319] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19318] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19317] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19315] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19322 ./strace-static-x86_64: Process 19322 attached [pid 19321] <... set_robust_list resumed>) = 0 [pid 19320] setpgid(0, 0 [pid 19319] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19318] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19320] <... setpgid resumed>) = 0 [pid 19319] <... futex resumed>) = 1 [pid 19318] <... futex resumed>) = 0 [pid 19317] <... clone resumed>, parent_tid=[19323], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19323 [pid 19315] exit_group(0 [pid 19314] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19323 attached [pid 19322] set_robust_list(0x5555558625e0, 24 [pid 19321] <... prctl resumed>) = 0 [pid 19320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19319] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19317] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19315] <... exit_group resumed>) = ? [pid 19314] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19323] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19322] <... set_robust_list resumed>) = 0 [pid 19321] setpgid(0, 0 [pid 19320] <... openat resumed>) = 3 [pid 19319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19318] +++ exited with 0 +++ [pid 19317] <... futex resumed>) = 0 [pid 19314] <... futex resumed>) = 0 [pid 19323] <... set_robust_list resumed>) = 0 [pid 19322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19321] <... setpgid resumed>) = 0 [pid 19320] write(3, "1000", 4 [pid 19319] perf_event_open(NULL, -1, 0, -1, 0 [pid 19317] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19315] +++ exited with 0 +++ [pid 19314] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19323] perf_event_open( [pid 19322] <... prctl resumed>) = 0 [pid 19321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19320] <... write resumed>) = 4 [pid 19319] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19323] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19322] setpgid(0, 0 [pid 19321] <... openat resumed>) = 3 [pid 19320] close(3 [pid 19319] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19323] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19322] <... setpgid resumed>) = 0 [pid 19321] write(3, "1000", 4 [pid 19320] <... close resumed>) = 0 [pid 19319] <... futex resumed>) = 1 [pid 19314] <... futex resumed>) = 0 [pid 19323] <... futex resumed>) = 1 [pid 19322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19321] <... write resumed>) = 4 [pid 19320] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19319] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19317] <... futex resumed>) = 0 [pid 19314] exit_group(0 [pid 19323] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19322] <... openat resumed>) = 3 [pid 19321] close(3 [pid 19320] <... futex resumed>) = 0 [pid 19319] <... futex resumed>) = ? [pid 19317] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19314] <... exit_group resumed>) = ? [pid 19323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19322] write(3, "1000", 4 [pid 19321] <... close resumed>) = 0 [pid 19320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19319] +++ exited with 0 +++ [pid 19317] <... futex resumed>) = 0 [pid 19323] perf_event_open(NULL, -1, 0, -1, 0 [pid 19322] <... write resumed>) = 4 [pid 19321] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19320] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19317] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19314] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19323] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19322] close(3 [pid 19321] <... futex resumed>) = 0 [pid 19320] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19320] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19323] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19322] <... close resumed>) = 0 [pid 19321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19324 [pid 19323] <... futex resumed>) = 1 [pid 19322] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19320] <... clone resumed>, parent_tid=[19325], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19325 [pid 19317] <... futex resumed>) = 0 [pid 19323] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19322] <... futex resumed>) = 0 [pid 19321] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19320] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19317] exit_group(0 [pid 19322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19321] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19320] <... futex resumed>) = 0 [pid 19317] <... exit_group resumed>) = ? [pid 19323] <... futex resumed>) = ? [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19324 attached [pid 19322] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19321] <... mprotect resumed>) = 0 [pid 19320] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19324] set_robust_list(0x5555558625e0, 24) = 0 [pid 19324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19324] setpgid(0, 0) = 0 [pid 19324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19323] +++ exited with 0 +++ [pid 19317] +++ exited with 0 +++ [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19325 attached [pid 19324] <... openat resumed>) = 3 [pid 19322] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19321] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19325] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19324] write(3, "1000", 4 [pid 19322] <... mprotect resumed>) = 0 [pid 19325] <... set_robust_list resumed>) = 0 [pid 19324] <... write resumed>) = 4 [pid 19325] perf_event_open( [pid 19324] close(3 [pid 19322] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19321] <... clone resumed>, parent_tid=[19326], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19326 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19321] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19325] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19324] <... close resumed>) = 0 [pid 19325] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19324] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19326 attached [pid 19325] <... futex resumed>) = 1 [pid 19324] <... futex resumed>) = 0 [pid 19320] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19327 attached [pid 19326] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19325] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19322] <... clone resumed>, parent_tid=[19327], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19327 [pid 19321] <... futex resumed>) = 0 [pid 19320] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19328 attached [pid 19326] <... set_robust_list resumed>) = 0 [pid 19325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19324] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19322] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19321] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19320] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19328 [pid 19328] set_robust_list(0x5555558625e0, 24 [pid 19327] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19326] perf_event_open( [pid 19325] perf_event_open(NULL, -1, 0, -1, 0 [pid 19324] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19322] <... futex resumed>) = 0 [pid 19320] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19328] <... set_robust_list resumed>) = 0 [pid 19327] <... set_robust_list resumed>) = 0 [pid 19326] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19325] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19324] <... mprotect resumed>) = 0 [pid 19322] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19326] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19325] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19324] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19326] <... futex resumed>) = 1 [pid 19325] <... futex resumed>) = 1 [pid 19320] <... futex resumed>) = 0 [pid 19327] perf_event_open( [pid 19326] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19325] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19324] <... clone resumed>, parent_tid=[19329], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19329 [pid 19321] <... futex resumed>) = 0 [pid 19320] exit_group(0./strace-static-x86_64: Process 19330 attached ./strace-static-x86_64: Process 19329 attached [pid 19328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19327] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19325] <... futex resumed>) = ? [pid 19324] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19321] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19320] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19330 [pid 19330] set_robust_list(0x5555558625e0, 24 [pid 19329] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19328] <... prctl resumed>) = 0 [pid 19327] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19326] <... futex resumed>) = 0 [pid 19325] +++ exited with 0 +++ [pid 19324] <... futex resumed>) = 0 [pid 19321] <... futex resumed>) = 1 [pid 19330] <... set_robust_list resumed>) = 0 [pid 19328] setpgid(0, 0 [pid 19327] <... futex resumed>) = 1 [pid 19326] perf_event_open(NULL, -1, 0, -1, 0 [pid 19324] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19322] <... futex resumed>) = 0 [pid 19321] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19320] +++ exited with 0 +++ [pid 19330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19328] <... setpgid resumed>) = 0 [pid 19327] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19326] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19322] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19330] <... prctl resumed>) = 0 [pid 19328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19326] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19322] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19330] setpgid(0, 0 [pid 19329] <... set_robust_list resumed>) = 0 [pid 19328] <... openat resumed>) = 3 [pid 19327] perf_event_open(NULL, -1, 0, -1, 0 [pid 19326] <... futex resumed>) = 1 [pid 19322] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19321] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19330] <... setpgid resumed>) = 0 [pid 19329] perf_event_open( [pid 19328] write(3, "1000", 4 [pid 19327] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19326] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19321] exit_group(0 [pid 19330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19329] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19328] <... write resumed>) = 4 [pid 19327] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19326] <... futex resumed>) = ? [pid 19321] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19331 attached [pid 19330] <... openat resumed>) = 3 [pid 19329] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19328] close(3 [pid 19327] <... futex resumed>) = 1 [pid 19326] +++ exited with 0 +++ [pid 19322] <... futex resumed>) = 0 [pid 19331] set_robust_list(0x5555558625e0, 24 [pid 19330] write(3, "1000", 4 [pid 19329] <... futex resumed>) = 1 [pid 19328] <... close resumed>) = 0 [pid 19327] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19324] <... futex resumed>) = 0 [pid 19322] exit_group(0 [pid 19321] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19331 [pid 19331] <... set_robust_list resumed>) = 0 [pid 19330] <... write resumed>) = 4 [pid 19329] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19328] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19327] <... futex resumed>) = ? [pid 19324] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19322] <... exit_group resumed>) = ? [pid 19330] close(3 [pid 19329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19328] <... futex resumed>) = 0 [pid 19327] +++ exited with 0 +++ [pid 19324] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19329] perf_event_open(NULL, -1, 0, -1, 0 [pid 19324] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19330] <... close resumed>) = 0 [pid 19329] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19322] +++ exited with 0 +++ [pid 19331] <... prctl resumed>) = 0 [pid 19330] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19329] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19332 [pid 19330] <... futex resumed>) = 0 [pid 19329] <... futex resumed>) = 1 [pid 19331] setpgid(0, 0 [pid 19328] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19324] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19331] <... setpgid resumed>) = 0 [pid 19330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19329] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19328] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19324] exit_group(0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19330] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19329] <... futex resumed>) = ? [pid 19324] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19332 attached [pid 19331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19330] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19329] +++ exited with 0 +++ [pid 19328] <... mprotect resumed>) = 0 [pid 19324] +++ exited with 0 +++ [pid 5078] <... restart_syscall resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19328] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19330] <... mprotect resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19331] <... openat resumed>) = 3 [pid 19330] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19333 attached [pid 19328] <... clone resumed>, parent_tid=[19333], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19333 [pid 19333] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19335 attached ./strace-static-x86_64: Process 19334 attached ) = 0 [pid 19332] set_robust_list(0x5555558625e0, 24 [pid 19331] write(3, "1000", 4 [pid 19330] <... clone resumed>, parent_tid=[19335], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19335 [pid 19328] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19334 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19336 attached [pid 19335] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19334] set_robust_list(0x5555558625e0, 24 [pid 19333] perf_event_open( [pid 19332] <... set_robust_list resumed>) = 0 [pid 19331] <... write resumed>) = 4 [pid 19330] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19328] <... futex resumed>) = 0 [pid 19335] <... set_robust_list resumed>) = 0 [pid 19332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19331] close(3 [pid 19330] <... futex resumed>) = 0 [pid 19334] <... set_robust_list resumed>) = 0 [pid 19328] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19336 [pid 19333] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19335] perf_event_open( [pid 19332] <... prctl resumed>) = 0 [pid 19331] <... close resumed>) = 0 [pid 19330] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19335] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19333] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19332] setpgid(0, 0 [pid 19331] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19335] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19334] <... prctl resumed>) = 0 [pid 19333] <... futex resumed>) = 1 [pid 19332] <... setpgid resumed>) = 0 [pid 19331] <... futex resumed>) = 0 [pid 19328] <... futex resumed>) = 0 [pid 19335] <... futex resumed>) = 1 [pid 19334] setpgid(0, 0 [pid 19333] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19330] <... futex resumed>) = 0 [pid 19328] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19336] set_robust_list(0x5555558625e0, 24 [pid 19335] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19334] <... setpgid resumed>) = 0 [pid 19333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19332] <... openat resumed>) = 3 [pid 19331] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19330] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19328] <... futex resumed>) = 0 [pid 19335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19333] perf_event_open(NULL, -1, 0, -1, 0 [pid 19332] write(3, "1000", 4 [pid 19331] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19330] <... futex resumed>) = 0 [pid 19328] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19336] <... set_robust_list resumed>) = 0 [pid 19335] perf_event_open(NULL, -1, 0, -1, 0 [pid 19334] <... openat resumed>) = 3 [pid 19333] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19332] <... write resumed>) = 4 [pid 19331] <... mprotect resumed>) = 0 [pid 19330] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19335] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19334] write(3, "1000", 4 [pid 19333] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19332] close(3 [pid 19331] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19337 attached [pid 19336] <... prctl resumed>) = 0 [pid 19335] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19334] <... write resumed>) = 4 [pid 19333] <... futex resumed>) = 1 [pid 19332] <... close resumed>) = 0 [pid 19328] <... futex resumed>) = 0 [pid 19336] setpgid(0, 0 [pid 19335] <... futex resumed>) = 1 [pid 19334] close(3 [pid 19333] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19332] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19331] <... clone resumed>, parent_tid=[19337], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19337 [pid 19330] <... futex resumed>) = 0 [pid 19328] exit_group(0 [pid 19337] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19336] <... setpgid resumed>) = 0 [pid 19335] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19334] <... close resumed>) = 0 [pid 19333] <... futex resumed>) = ? [pid 19332] <... futex resumed>) = 0 [pid 19331] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19330] exit_group(0 [pid 19328] <... exit_group resumed>) = ? [pid 19337] <... set_robust_list resumed>) = 0 [pid 19336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19335] <... futex resumed>) = ? [pid 19334] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19333] +++ exited with 0 +++ [pid 19332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19331] <... futex resumed>) = 0 [pid 19330] <... exit_group resumed>) = ? [pid 19328] +++ exited with 0 +++ [pid 19337] perf_event_open( [pid 19336] <... openat resumed>) = 3 [pid 19335] +++ exited with 0 +++ [pid 19334] <... futex resumed>) = 0 [pid 19332] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19331] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19337] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19336] write(3, "1000", 4 [pid 19334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19332] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19330] +++ exited with 0 +++ [pid 19337] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19336] <... write resumed>) = 4 [pid 19334] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19332] <... mprotect resumed>) = 0 [pid 19337] <... futex resumed>) = 1 [pid 19336] close(3 [pid 19334] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19331] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19337] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19336] <... close resumed>) = 0 [pid 19334] <... mprotect resumed>) = 0 [pid 19332] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19331] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19336] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19334] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19331] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19339 attached ./strace-static-x86_64: Process 19338 attached [pid 19337] perf_event_open(NULL, -1, 0, -1, 0 [pid 19336] <... futex resumed>) = 0 [pid 19332] <... clone resumed>, parent_tid=[19338], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19338 [pid 19331] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 19339] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19337] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19334] <... clone resumed>, parent_tid=[19339], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19339 [pid 19332] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19339] <... set_robust_list resumed>) = 0 [pid 19338] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19337] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19336] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19334] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19332] <... futex resumed>) = 0 [pid 19339] perf_event_open( [pid 19338] <... set_robust_list resumed>) = 0 [pid 19337] <... futex resumed>) = 1 [pid 19336] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19334] <... futex resumed>) = 0 [pid 19332] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19331] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19339] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19338] perf_event_open( [pid 19337] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19336] <... mprotect resumed>) = 0 [pid 19334] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19331] exit_group(0./strace-static-x86_64: Process 19341 attached ./strace-static-x86_64: Process 19340 attached [pid 19339] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19338] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19337] <... futex resumed>) = ? [pid 19336] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19331] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19342 attached [pid 19339] <... futex resumed>) = 0 [pid 19338] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19337] +++ exited with 0 +++ [pid 19334] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19331] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19340 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19341 [pid 19342] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19341] set_robust_list(0x5555558625e0, 24 [pid 19340] set_robust_list(0x5555558625e0, 24 [pid 19339] perf_event_open(NULL, -1, 0, -1, 0 [pid 19338] <... futex resumed>) = 1 [pid 19336] <... clone resumed>, parent_tid=[19342], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19342 [pid 19334] <... futex resumed>) = 0 [pid 19332] <... futex resumed>) = 0 [pid 19341] <... set_robust_list resumed>) = 0 [pid 19340] <... set_robust_list resumed>) = 0 [pid 19339] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19342] <... set_robust_list resumed>) = 0 [pid 19338] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19336] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19334] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19332] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19342] perf_event_open( [pid 19341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19339] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19336] <... futex resumed>) = 0 [pid 19334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19332] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19331, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19342] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19341] <... prctl resumed>) = 0 [pid 19340] <... prctl resumed>) = 0 [pid 19339] <... futex resumed>) = 0 [pid 19338] perf_event_open(NULL, -1, 0, -1, 0 [pid 19336] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19334] exit_group(0 [pid 19332] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19342] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19341] setpgid(0, 0 [pid 19340] setpgid(0, 0 [pid 19338] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19334] <... exit_group resumed>) = ? [pid 19341] <... setpgid resumed>) = 0 [pid 19340] <... setpgid resumed>) = 0 [pid 19338] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19336] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19343 attached [pid 19342] <... futex resumed>) = 0 [pid 19341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19339] +++ exited with 0 +++ [pid 19338] <... futex resumed>) = 1 [pid 19336] <... futex resumed>) = 0 [pid 19334] +++ exited with 0 +++ [pid 19332] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19343 [pid 19343] set_robust_list(0x5555558625e0, 24 [pid 19342] perf_event_open(NULL, -1, 0, -1, 0 [pid 19341] <... openat resumed>) = 3 [pid 19340] <... openat resumed>) = 3 [pid 19338] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19336] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19332] exit_group(0 [pid 19343] <... set_robust_list resumed>) = 0 [pid 19342] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19341] write(3, "1000", 4 [pid 19340] write(3, "1000", 4 [pid 19338] <... futex resumed>) = ? [pid 19332] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19342] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19341] <... write resumed>) = 4 [pid 19340] <... write resumed>) = 4 [pid 19338] +++ exited with 0 +++ [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19341] close(3 [pid 19340] close(3 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19341] <... close resumed>) = 0 [pid 19340] <... close resumed>) = 0 [pid 19332] +++ exited with 0 +++ [pid 19343] <... prctl resumed>) = 0 [pid 19342] <... futex resumed>) = 1 [pid 19341] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19340] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19336] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19343] setpgid(0, 0 [pid 19342] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19341] <... futex resumed>) = 0 [pid 19340] <... futex resumed>) = 0 [pid 19336] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19343] <... setpgid resumed>) = 0 [pid 19342] <... futex resumed>) = ? [pid 19341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19336] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19344 attached [pid 19343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19342] +++ exited with 0 +++ [pid 19341] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19340] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19344] set_robust_list(0x5555558625e0, 24 [pid 19341] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19340] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19336] +++ exited with 0 +++ [pid 19343] <... openat resumed>) = 3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19344 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19344] <... set_robust_list resumed>) = 0 [pid 19343] write(3, "1000", 4 [pid 19341] <... mprotect resumed>) = 0 [pid 19340] <... mprotect resumed>) = 0 [pid 19343] <... write resumed>) = 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19345 attached [pid 19344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19343] close(3 [pid 19341] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19340] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19345 [pid 19345] set_robust_list(0x5555558625e0, 24 [pid 19344] <... prctl resumed>) = 0 [pid 19343] <... close resumed>) = 0 ./strace-static-x86_64: Process 19348 attached [pid 19345] <... set_robust_list resumed>) = 0 [pid 19344] setpgid(0, 0 [pid 19343] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19341] <... clone resumed>, parent_tid=[19346], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19346 [pid 19340] <... clone resumed>, parent_tid=[19347], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19347 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19348 [pid 19345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19344] <... setpgid resumed>) = 0 [pid 19343] <... futex resumed>) = 0 [pid 19341] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19340] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] <... prctl resumed>) = 0 [pid 19344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19341] <... futex resumed>) = 0 [pid 19340] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19347 attached [pid 19345] setpgid(0, 0 [pid 19344] <... openat resumed>) = 3 [pid 19343] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19341] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19340] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19347] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19345] <... setpgid resumed>) = 0 [pid 19344] write(3, "1000", 4 [pid 19343] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19346 attached [pid 19348] set_robust_list(0x5555558625e0, 24 [pid 19347] <... set_robust_list resumed>) = 0 [pid 19345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19344] <... write resumed>) = 4 [pid 19343] <... mprotect resumed>) = 0 [pid 19348] <... set_robust_list resumed>) = 0 [pid 19347] perf_event_open( [pid 19346] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19345] <... openat resumed>) = 3 [pid 19344] close(3 [pid 19343] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19349 attached [pid 19348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19347] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19346] <... set_robust_list resumed>) = 0 [pid 19345] write(3, "1000", 4 [pid 19344] <... close resumed>) = 0 [pid 19348] <... prctl resumed>) = 0 [pid 19347] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19346] perf_event_open( [pid 19345] <... write resumed>) = 4 [pid 19344] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19343] <... clone resumed>, parent_tid=[19349], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19349 [pid 19348] setpgid(0, 0 [pid 19347] <... futex resumed>) = 1 [pid 19346] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19345] close(3 [pid 19344] <... futex resumed>) = 0 [pid 19343] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19340] <... futex resumed>) = 0 [pid 19348] <... setpgid resumed>) = 0 [pid 19347] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19346] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] <... close resumed>) = 0 [pid 19344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19343] <... futex resumed>) = 0 [pid 19340] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19349] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19346] <... futex resumed>) = 1 [pid 19345] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19344] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19343] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19341] <... futex resumed>) = 0 [pid 19340] <... futex resumed>) = 0 [pid 19349] <... set_robust_list resumed>) = 0 [pid 19348] <... openat resumed>) = 3 [pid 19347] perf_event_open(NULL, -1, 0, -1, 0 [pid 19346] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19345] <... futex resumed>) = 0 [pid 19344] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19341] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19340] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19349] perf_event_open( [pid 19348] write(3, "1000", 4 [pid 19347] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19344] <... mprotect resumed>) = 0 [pid 19341] <... futex resumed>) = 0 [pid 19349] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19348] <... write resumed>) = 4 [pid 19347] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19346] perf_event_open(NULL, -1, 0, -1, 0 [pid 19345] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19344] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19349] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19348] close(3 [pid 19347] <... futex resumed>) = 1 [pid 19346] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19345] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19341] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19340] <... futex resumed>) = 0 [pid 19349] <... futex resumed>) = 1 [pid 19348] <... close resumed>) = 0 [pid 19347] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19346] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] <... mprotect resumed>) = 0 [pid 19343] <... futex resumed>) = 0 [pid 19341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19340] exit_group(0 [pid 19349] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19348] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19347] <... futex resumed>) = ? [pid 19346] <... futex resumed>) = 0 [pid 19345] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19344] <... clone resumed>, parent_tid=[19350], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19350 [pid 19343] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19341] exit_group(0 [pid 19340] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19351 attached ./strace-static-x86_64: Process 19350 attached [pid 19349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19348] <... futex resumed>) = 0 [pid 19347] +++ exited with 0 +++ [pid 19344] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19343] <... futex resumed>) = 0 [pid 19341] <... exit_group resumed>) = ? [pid 19351] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19350] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19349] perf_event_open(NULL, -1, 0, -1, 0 [pid 19348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19346] +++ exited with 0 +++ [pid 19345] <... clone resumed>, parent_tid=[19351], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19351 [pid 19344] <... futex resumed>) = 0 [pid 19343] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19340] +++ exited with 0 +++ [pid 19349] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19345] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19344] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19341] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19348] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19351] <... set_robust_list resumed>) = 0 [pid 19350] <... set_robust_list resumed>) = 0 [pid 19349] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19348] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19345] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19351] perf_event_open( [pid 19350] perf_event_open( [pid 19349] <... futex resumed>) = 1 [pid 19348] <... mprotect resumed>) = 0 [pid 19345] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19343] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19351] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19350] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19349] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19348] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19343] exit_group(0 [pid 19351] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19350] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19349] <... futex resumed>) = ? [pid 19343] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19352 attached [pid 19351] <... futex resumed>) = 1 [pid 19350] <... futex resumed>) = 1 [pid 19349] +++ exited with 0 +++ [pid 19348] <... clone resumed>, parent_tid=[19352], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19352 [pid 19345] <... futex resumed>) = 0 [pid 19344] <... futex resumed>) = 0 [pid 19343] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19353 attached [pid 19352] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19351] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19350] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19348] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19344] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19343, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19348] <... futex resumed>) = 0 [pid 19345] <... futex resumed>) = 0 [pid 19344] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19353 [pid 19353] set_robust_list(0x5555558625e0, 24 [pid 19352] <... set_robust_list resumed>) = 0 [pid 19351] perf_event_open(NULL, -1, 0, -1, 0 [pid 19350] perf_event_open(NULL, -1, 0, -1, 0 [pid 19348] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19345] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19344] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19352] perf_event_open( [pid 19351] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19350] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19352] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19351] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19353] <... set_robust_list resumed>) = 0 [pid 19350] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19352] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19351] <... futex resumed>) = 1 [pid 19350] <... futex resumed>) = 1 [pid 19345] <... futex resumed>) = 0 [pid 19344] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19355 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19354 [pid 19352] <... futex resumed>) = 1 [pid 19351] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19350] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19348] <... futex resumed>) = 0 [pid 19345] exit_group(0 [pid 19344] exit_group(0./strace-static-x86_64: Process 19354 attached [pid 19352] perf_event_open(NULL, -1, 0, -1, 0 [pid 19351] <... futex resumed>) = ? [pid 19350] <... futex resumed>) = ? [pid 19348] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] <... exit_group resumed>) = ? [pid 19344] <... exit_group resumed>) = ? [pid 19354] set_robust_list(0x5555558625e0, 24 [pid 19353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19352] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19351] +++ exited with 0 +++ [pid 19350] +++ exited with 0 +++ [pid 19348] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19355 attached [pid 19354] <... set_robust_list resumed>) = 0 [pid 19355] set_robust_list(0x5555558625e0, 24 [pid 19354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19348] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19344] +++ exited with 0 +++ [pid 19355] <... set_robust_list resumed>) = 0 [pid 19354] <... prctl resumed>) = 0 [pid 19355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19354] setpgid(0, 0 [pid 19353] <... prctl resumed>) = 0 [pid 19352] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19345] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19355] <... prctl resumed>) = 0 [pid 19354] <... setpgid resumed>) = 0 [pid 19352] <... futex resumed>) = 1 [pid 19348] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19353] setpgid(0, 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19356 attached [pid 19355] setpgid(0, 0 [pid 19354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19352] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19348] exit_group(0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19355] <... setpgid resumed>) = 0 [pid 19354] <... openat resumed>) = 3 [pid 19353] <... setpgid resumed>) = 0 [pid 19352] <... futex resumed>) = ? [pid 19356] set_robust_list(0x5555558625e0, 24 [pid 19348] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19356 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19354] write(3, "1000", 4 [pid 19353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19352] +++ exited with 0 +++ [pid 19355] <... openat resumed>) = 3 [pid 19354] <... write resumed>) = 4 [pid 19348] +++ exited with 0 +++ [pid 19355] write(3, "1000", 4 [pid 19354] close(3 [pid 19353] <... openat resumed>) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19357 attached [pid 19356] <... set_robust_list resumed>) = 0 [pid 19355] <... write resumed>) = 4 [pid 19354] <... close resumed>) = 0 [pid 19353] write(3, "1000", 4 [pid 19355] close(3 [pid 19354] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19353] <... write resumed>) = 4 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19357 [pid 19356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19355] <... close resumed>) = 0 [pid 19354] <... futex resumed>) = 0 [pid 19353] close(3 [pid 19356] <... prctl resumed>) = 0 [pid 19355] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19353] <... close resumed>) = 0 [pid 19357] set_robust_list(0x5555558625e0, 24 [pid 19356] setpgid(0, 0 [pid 19355] <... futex resumed>) = 0 [pid 19354] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19353] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19356] <... setpgid resumed>) = 0 [pid 19355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19354] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19353] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19358 attached [pid 19357] <... set_robust_list resumed>) = 0 [pid 19356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19355] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19354] <... mprotect resumed>) = 0 [pid 19353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19356] <... openat resumed>) = 3 [pid 19355] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19354] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19358 [pid 19357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19356] write(3, "1000", 4 [pid 19355] <... mprotect resumed>) = 0 [pid 19353] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19358] set_robust_list(0x5555558625e0, 24 [pid 19357] <... prctl resumed>) = 0 [pid 19356] <... write resumed>) = 4 [pid 19355] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19354] <... clone resumed>, parent_tid=[19359], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19359 [pid 19353] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19357] setpgid(0, 0 [pid 19356] close(3 [pid 19354] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19353] <... mprotect resumed>) = 0 [pid 19358] <... set_robust_list resumed>) = 0 [pid 19357] <... setpgid resumed>) = 0 [pid 19356] <... close resumed>) = 0 [pid 19355] <... clone resumed>, parent_tid=[19360], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19360 [pid 19354] <... futex resumed>) = 0 [pid 19353] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19356] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19355] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19354] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19357] <... openat resumed>) = 3 [pid 19356] <... futex resumed>) = 0 [pid 19355] <... futex resumed>) = 0 [pid 19353] <... clone resumed>, parent_tid=[19361], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19361 [pid 19357] write(3, "1000", 4 [pid 19356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19355] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19353] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19358] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 19361 attached ./strace-static-x86_64: Process 19360 attached ./strace-static-x86_64: Process 19359 attached [pid 19357] <... write resumed>) = 4 [pid 19356] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19353] <... futex resumed>) = 0 [pid 19361] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19360] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19359] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19358] <... prctl resumed>) = 0 [pid 19357] close(3 [pid 19356] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19353] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19360] <... set_robust_list resumed>) = 0 [pid 19359] <... set_robust_list resumed>) = 0 [pid 19357] <... close resumed>) = 0 [pid 19356] <... mprotect resumed>) = 0 [pid 19358] setpgid(0, 0 [pid 19361] <... set_robust_list resumed>) = 0 [pid 19360] perf_event_open( [pid 19359] perf_event_open( [pid 19358] <... setpgid resumed>) = 0 [pid 19357] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19356] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19360] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19359] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19357] <... futex resumed>) = 0 [pid 19358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19360] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19359] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19356] <... clone resumed>, parent_tid=[19362], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19362 [pid 19361] perf_event_open( [pid 19360] <... futex resumed>) = 1 [pid 19359] <... futex resumed>) = 1 [pid 19358] <... openat resumed>) = 3 [pid 19357] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19356] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19355] <... futex resumed>) = 0 [pid 19354] <... futex resumed>) = 0 [pid 19361] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19360] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19359] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] write(3, "1000", 4 [pid 19357] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19356] <... futex resumed>) = 0 [pid 19355] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19354] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19362 attached [pid 19361] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19358] <... write resumed>) = 4 [pid 19357] <... mprotect resumed>) = 0 [pid 19356] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19355] <... futex resumed>) = 0 [pid 19354] <... futex resumed>) = 0 [pid 19362] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19361] <... futex resumed>) = 1 [pid 19360] perf_event_open(NULL, -1, 0, -1, 0 [pid 19359] perf_event_open(NULL, -1, 0, -1, 0 [pid 19358] close(3 [pid 19357] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19355] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19354] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19353] <... futex resumed>) = 0 [pid 19362] <... set_robust_list resumed>) = 0 [pid 19361] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19360] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19359] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19358] <... close resumed>) = 0 [pid 19353] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19362] perf_event_open( [pid 19361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19360] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19359] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19358] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19357] <... clone resumed>, parent_tid=[19363], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19363 [pid 19353] <... futex resumed>) = 0 [pid 19362] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19361] perf_event_open(NULL, -1, 0, -1, 0 [pid 19360] <... futex resumed>) = 1 [pid 19359] <... futex resumed>) = 1 [pid 19358] <... futex resumed>) = 0 [pid 19357] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19355] <... futex resumed>) = 0 [pid 19354] <... futex resumed>) = 0 [pid 19353] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19362] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19361] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19360] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19359] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19357] <... futex resumed>) = 0 [pid 19355] exit_group(0 [pid 19354] exit_group(0 [pid 19362] <... futex resumed>) = 1 [pid 19361] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19360] <... futex resumed>) = ? [pid 19359] <... futex resumed>) = ? [pid 19358] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19357] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19356] <... futex resumed>) = 0 [pid 19355] <... exit_group resumed>) = ? [pid 19354] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19363 attached [pid 19362] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19361] <... futex resumed>) = 1 [pid 19360] +++ exited with 0 +++ [pid 19359] +++ exited with 0 +++ [pid 19358] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19356] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19355] +++ exited with 0 +++ [pid 19354] +++ exited with 0 +++ [pid 19353] <... futex resumed>) = 0 [pid 19363] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19361] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] <... mprotect resumed>) = 0 [pid 19356] <... futex resumed>) = 0 [pid 19353] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19355, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19363] <... set_robust_list resumed>) = 0 [pid 19362] perf_event_open(NULL, -1, 0, -1, 0 [pid 19358] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19356] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19353] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19361] <... futex resumed>) = ? [pid 19363] perf_event_open( [pid 19362] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19363] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19362] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19363] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19362] <... futex resumed>) = 1 [pid 19361] +++ exited with 0 +++ [pid 19353] +++ exited with 0 +++ ./strace-static-x86_64: Process 19364 attached [pid 19363] <... futex resumed>) = 1 [pid 19362] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] <... clone resumed>, parent_tid=[19364], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19364 [pid 19357] <... futex resumed>) = 0 [pid 19356] <... futex resumed>) = 0 [pid 19364] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19363] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19357] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19356] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19364] <... set_robust_list resumed>) = 0 [pid 19363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19362] <... futex resumed>) = ? [pid 19358] <... futex resumed>) = 0 [pid 19357] <... futex resumed>) = 0 [pid 19356] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19365 attached [pid 19364] perf_event_open( [pid 19363] perf_event_open(NULL, -1, 0, -1, 0 [pid 19362] +++ exited with 0 +++ [pid 19358] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19357] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19356] +++ exited with 0 +++ [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19364] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19363] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19365] set_robust_list(0x5555558625e0, 24 [pid 19364] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19363] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19365 ./strace-static-x86_64: Process 19366 attached [pid 19364] <... futex resumed>) = 1 [pid 19363] <... futex resumed>) = 1 [pid 19358] <... futex resumed>) = 0 [pid 19357] <... futex resumed>) = 0 [pid 19366] set_robust_list(0x5555558625e0, 24 [pid 19364] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19363] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19357] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19366 [pid 19366] <... set_robust_list resumed>) = 0 [pid 19364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19363] <... futex resumed>) = ? [pid 19358] <... futex resumed>) = 0 [pid 19357] <... exit_group resumed>) = ? [pid 19366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19364] perf_event_open(NULL, -1, 0, -1, 0 [pid 19363] +++ exited with 0 +++ [pid 19358] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19366] <... prctl resumed>) = 0 [pid 19364] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19366] setpgid(0, 0 [pid 19364] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19366] <... setpgid resumed>) = 0 [pid 19364] <... futex resumed>) = 1 [pid 19358] <... futex resumed>) = 0 [pid 19366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19364] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19358] exit_group(0 [pid 19357] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19366] <... openat resumed>) = 3 [pid 19364] <... futex resumed>) = ? [pid 19358] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19367 attached [pid 19366] write(3, "1000", 4 [pid 19365] <... set_robust_list resumed>) = 0 [pid 19364] +++ exited with 0 +++ [pid 19358] +++ exited with 0 +++ [pid 19366] <... write resumed>) = 4 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19367 [pid 19366] close(3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19368 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19368 attached ./strace-static-x86_64: Process 19369 attached [pid 19367] set_robust_list(0x5555558625e0, 24 [pid 19366] <... close resumed>) = 0 [pid 19365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19369] set_robust_list(0x5555558625e0, 24 [pid 19367] <... set_robust_list resumed>) = 0 [pid 19366] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19365] <... prctl resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19369 [pid 19369] <... set_robust_list resumed>) = 0 [pid 19366] <... futex resumed>) = 0 [pid 19365] setpgid(0, 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19365] <... setpgid resumed>) = 0 [pid 19369] <... prctl resumed>) = 0 [pid 19366] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19369] setpgid(0, 0 [pid 19366] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19369] <... setpgid resumed>) = 0 [pid 19366] <... mprotect resumed>) = 0 [pid 19369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19366] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19365] <... openat resumed>) = 3 [pid 19367] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 19370 attached [pid 19369] <... openat resumed>) = 3 [pid 19368] set_robust_list(0x5555558625e0, 24 [pid 19367] <... prctl resumed>) = 0 [pid 19365] write(3, "1000", 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19370 ./strace-static-x86_64: Process 19371 attached [pid 19370] set_robust_list(0x5555558625e0, 24 [pid 19369] write(3, "1000", 4 [pid 19368] <... set_robust_list resumed>) = 0 [pid 19367] setpgid(0, 0 [pid 19366] <... clone resumed>, parent_tid=[19371], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19371 [pid 19365] <... write resumed>) = 4 [pid 19371] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19370] <... set_robust_list resumed>) = 0 [pid 19369] <... write resumed>) = 4 [pid 19368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19367] <... setpgid resumed>) = 0 [pid 19366] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19365] close(3 [pid 19371] <... set_robust_list resumed>) = 0 [pid 19370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19369] close(3 [pid 19368] <... prctl resumed>) = 0 [pid 19367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19366] <... futex resumed>) = 0 [pid 19365] <... close resumed>) = 0 [pid 19371] perf_event_open( [pid 19370] <... prctl resumed>) = 0 [pid 19369] <... close resumed>) = 0 [pid 19368] setpgid(0, 0 [pid 19367] <... openat resumed>) = 3 [pid 19366] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19365] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19371] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19370] setpgid(0, 0 [pid 19369] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19368] <... setpgid resumed>) = 0 [pid 19367] write(3, "1000", 4 [pid 19365] <... futex resumed>) = 0 [pid 19371] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19370] <... setpgid resumed>) = 0 [pid 19369] <... futex resumed>) = 0 [pid 19368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19367] <... write resumed>) = 4 [pid 19365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19371] <... futex resumed>) = 1 [pid 19370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19368] <... openat resumed>) = 3 [pid 19367] close(3 [pid 19366] <... futex resumed>) = 0 [pid 19365] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19371] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19370] <... openat resumed>) = 3 [pid 19369] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19368] write(3, "1000", 4 [pid 19367] <... close resumed>) = 0 [pid 19366] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19365] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19370] write(3, "1000", 4 [pid 19369] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19368] <... write resumed>) = 4 [pid 19367] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19366] <... futex resumed>) = 0 [pid 19365] <... mprotect resumed>) = 0 [pid 19371] perf_event_open(NULL, -1, 0, -1, 0 [pid 19370] <... write resumed>) = 4 [pid 19369] <... mprotect resumed>) = 0 [pid 19368] close(3 [pid 19367] <... futex resumed>) = 0 [pid 19366] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19365] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19372 attached [pid 19371] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19370] close(3 [pid 19369] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19368] <... close resumed>) = 0 [pid 19367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19372] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19371] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19370] <... close resumed>) = 0 [pid 19368] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19367] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19365] <... clone resumed>, parent_tid=[19372], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19372 [pid 19372] <... set_robust_list resumed>) = 0 [pid 19371] <... futex resumed>) = 1 [pid 19370] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19369] <... clone resumed>, parent_tid=[19373], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19373 [pid 19368] <... futex resumed>) = 0 [pid 19367] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19366] <... futex resumed>) = 0 [pid 19365] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19371] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19370] <... futex resumed>) = 0 [pid 19369] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19367] <... mprotect resumed>) = 0 [pid 19366] exit_group(0 [pid 19365] <... futex resumed>) = 0 [pid 19372] perf_event_open( [pid 19371] <... futex resumed>) = ? [pid 19370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19369] <... futex resumed>) = 0 [pid 19368] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19367] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19366] <... exit_group resumed>) = ? [pid 19365] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19371] +++ exited with 0 +++ [pid 19370] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19369] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19368] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19370] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19368] <... mprotect resumed>) = 0 [pid 19367] <... clone resumed>, parent_tid=[19374], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19374 ./strace-static-x86_64: Process 19373 attached ./strace-static-x86_64: Process 19374 attached [pid 19372] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19370] <... mprotect resumed>) = 0 [pid 19368] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19367] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19366] +++ exited with 0 +++ [pid 19373] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19372] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19370] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19367] <... futex resumed>) = 0 [pid 19373] <... set_robust_list resumed>) = 0 [pid 19372] <... futex resumed>) = 1 [pid 19368] <... clone resumed>, parent_tid=[19375], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19375 [pid 19367] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19365] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19376 attached ./strace-static-x86_64: Process 19375 attached [pid 19374] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19373] perf_event_open( [pid 19372] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19370] <... clone resumed>, parent_tid=[19376], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19376 [pid 19368] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19365] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19376] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19375] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19374] <... set_robust_list resumed>) = 0 [pid 19373] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19370] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19368] <... futex resumed>) = 0 [pid 19365] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19374] perf_event_open( [pid 19373] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19372] perf_event_open(NULL, -1, 0, -1, 0 [pid 19370] <... futex resumed>) = 0 [pid 19368] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19365] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19376] <... set_robust_list resumed>) = 0 [pid 19375] <... set_robust_list resumed>) = 0 [pid 19374] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19373] <... futex resumed>) = 1 [pid 19372] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19370] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19369] <... futex resumed>) = 0 [pid 19374] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19373] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19376] perf_event_open( [pid 19372] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19369] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19376] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19374] <... futex resumed>) = 1 [pid 19373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19372] <... futex resumed>) = 1 [pid 19369] <... futex resumed>) = 0 [pid 19367] <... futex resumed>) = 0 [pid 19365] <... futex resumed>) = 0 [pid 19374] perf_event_open(NULL, -1, 0, -1, 0 [pid 19373] perf_event_open(NULL, -1, 0, -1, 0 [pid 19372] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19376] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19369] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19367] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19365] exit_group(0 [pid 19376] <... futex resumed>) = 1 [pid 19375] perf_event_open( [pid 19374] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19373] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19372] <... futex resumed>) = ? [pid 19370] <... futex resumed>) = 0 [pid 19367] <... futex resumed>) = 0 [pid 19365] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19377 ./strace-static-x86_64: Process 19377 attached [pid 19376] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19375] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19374] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19373] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19372] +++ exited with 0 +++ [pid 19370] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19367] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19365] +++ exited with 0 +++ [pid 19377] set_robust_list(0x5555558625e0, 24 [pid 19376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19375] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19374] <... futex resumed>) = 0 [pid 19373] <... futex resumed>) = 1 [pid 19370] <... futex resumed>) = 0 [pid 19369] <... futex resumed>) = 0 [pid 19367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19377] <... set_robust_list resumed>) = 0 [pid 19376] perf_event_open(NULL, -1, 0, -1, 0 [pid 19375] <... futex resumed>) = 1 [pid 19374] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19373] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19370] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19369] exit_group(0 [pid 19368] <... futex resumed>) = 0 [pid 19367] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19376] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19375] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19374] <... futex resumed>) = ? [pid 19373] <... futex resumed>) = ? [pid 19369] <... exit_group resumed>) = ? [pid 19368] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19367] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19378 attached [pid 19377] <... prctl resumed>) = 0 [pid 19376] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19374] +++ exited with 0 +++ [pid 19373] +++ exited with 0 +++ [pid 19369] +++ exited with 0 +++ [pid 19368] <... futex resumed>) = 0 [pid 19367] +++ exited with 0 +++ [pid 19377] setpgid(0, 0 [pid 19376] <... futex resumed>) = 1 [pid 19375] perf_event_open(NULL, -1, 0, -1, 0 [pid 19370] <... futex resumed>) = 0 [pid 19368] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19378 [pid 19378] set_robust_list(0x5555558625e0, 24 [pid 19377] <... setpgid resumed>) = 0 [pid 19376] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19375] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19370] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19378] <... set_robust_list resumed>) = 0 [pid 19377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19376] <... futex resumed>) = ? [pid 19375] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19370] <... exit_group resumed>) = ? [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19377] <... openat resumed>) = 3 [pid 19376] +++ exited with 0 +++ [pid 19375] <... futex resumed>) = 1 [pid 19370] +++ exited with 0 +++ [pid 19368] <... futex resumed>) = 0 [pid 19378] <... prctl resumed>) = 0 [pid 19377] write(3, "1000", 4 [pid 19375] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19368] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... restart_syscall resumed>) = 0 [pid 19378] setpgid(0, 0 [pid 19377] <... write resumed>) = 4 [pid 19375] <... futex resumed>) = ? [pid 19368] <... exit_group resumed>) = ? [pid 19378] <... setpgid resumed>) = 0 [pid 19377] close(3 [pid 19378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19377] <... close resumed>) = 0 [pid 19378] <... openat resumed>) = 3 [pid 19377] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19378] write(3, "1000", 4 [pid 19377] <... futex resumed>) = 0 [pid 19378] <... write resumed>) = 4 [pid 19377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19375] +++ exited with 0 +++ [pid 19368] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19379 ./strace-static-x86_64: Process 19379 attached [pid 19378] close(3 [pid 19377] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19379] set_robust_list(0x5555558625e0, 24 [pid 19378] <... close resumed>) = 0 [pid 19377] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19378] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19377] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19380 ./strace-static-x86_64: Process 19381 attached ./strace-static-x86_64: Process 19380 attached [pid 19379] <... set_robust_list resumed>) = 0 [pid 19378] <... futex resumed>) = 0 [pid 19377] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19381] set_robust_list(0x5555558625e0, 24 [pid 19380] set_robust_list(0x5555558625e0, 24 [pid 19379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19381 [pid 19381] <... set_robust_list resumed>) = 0 [pid 19380] <... set_robust_list resumed>) = 0 [pid 19379] <... prctl resumed>) = 0 [pid 19381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19379] setpgid(0, 0 [pid 19378] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19377] <... clone resumed>, parent_tid=[19382], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19382 ./strace-static-x86_64: Process 19383 attached [pid 19381] <... prctl resumed>) = 0 [pid 19380] <... prctl resumed>) = 0 [pid 19379] <... setpgid resumed>) = 0 [pid 19378] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19377] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19383 ./strace-static-x86_64: Process 19382 attached [pid 19383] set_robust_list(0x5555558625e0, 24 [pid 19381] setpgid(0, 0 [pid 19380] setpgid(0, 0 [pid 19379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19381] <... setpgid resumed>) = 0 [pid 19380] <... setpgid resumed>) = 0 [pid 19379] <... openat resumed>) = 3 [pid 19378] <... mprotect resumed>) = 0 [pid 19383] <... set_robust_list resumed>) = 0 [pid 19377] <... futex resumed>) = 0 [pid 19382] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19382] <... set_robust_list resumed>) = 0 [pid 19381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19379] write(3, "1000", 4 [pid 19378] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19377] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19383] <... prctl resumed>) = 0 [pid 19382] perf_event_open( [pid 19381] <... openat resumed>) = 3 [pid 19380] <... openat resumed>) = 3 [pid 19379] <... write resumed>) = 4 [pid 19381] write(3, "1000", 4 [pid 19380] write(3, "1000", 4 [pid 19379] close(3 [pid 19378] <... clone resumed>, parent_tid=[19384], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19384 [pid 19383] setpgid(0, 0 [pid 19381] <... write resumed>) = 4 [pid 19380] <... write resumed>) = 4 [pid 19379] <... close resumed>) = 0 [pid 19378] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19381] close(3 [pid 19380] close(3 [pid 19379] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19378] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19384 attached [pid 19381] <... close resumed>) = 0 [pid 19380] <... close resumed>) = 0 [pid 19379] <... futex resumed>) = 0 [pid 19378] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19384] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19381] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19380] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19384] <... set_robust_list resumed>) = 0 [pid 19382] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19381] <... futex resumed>) = 0 [pid 19380] <... futex resumed>) = 0 [pid 19379] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19383] <... setpgid resumed>) = 0 [pid 19384] perf_event_open( [pid 19383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19382] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19379] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19384] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19383] <... openat resumed>) = 3 [pid 19382] <... futex resumed>) = 1 [pid 19381] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19380] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19377] <... futex resumed>) = 0 [pid 19384] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19383] write(3, "1000", 4 [pid 19382] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19381] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19380] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19379] <... mprotect resumed>) = 0 [pid 19377] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19384] <... futex resumed>) = 1 [pid 19383] <... write resumed>) = 4 [pid 19381] <... mprotect resumed>) = 0 [pid 19378] <... futex resumed>) = 0 [pid 19377] <... futex resumed>) = 0 [pid 19383] close(3 [pid 19380] <... mprotect resumed>) = 0 [pid 19379] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19381] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19378] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19377] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19384] perf_event_open(NULL, -1, 0, -1, 0 [pid 19382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19383] <... close resumed>) = 0 [pid 19380] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19378] <... futex resumed>) = 0 [pid 19384] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19383] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19382] perf_event_open(NULL, -1, 0, -1, 0 [pid 19379] <... clone resumed>, parent_tid=[19385], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19385 [pid 19378] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19386 attached [pid 19384] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19383] <... futex resumed>) = 0 [pid 19382] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19381] <... clone resumed>, parent_tid=[19386], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19386 [pid 19380] <... clone resumed>, parent_tid=[19387], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19387 [pid 19379] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19387 attached ./strace-static-x86_64: Process 19385 attached [pid 19386] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19384] <... futex resumed>) = 0 [pid 19383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19382] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19381] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19380] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19379] <... futex resumed>) = 0 [pid 19378] exit_group(0 [pid 19387] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19386] <... set_robust_list resumed>) = 0 [pid 19383] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19382] <... futex resumed>) = 1 [pid 19381] <... futex resumed>) = 0 [pid 19380] <... futex resumed>) = 0 [pid 19379] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19378] <... exit_group resumed>) = ? [pid 19377] <... futex resumed>) = 0 [pid 19387] <... set_robust_list resumed>) = 0 [pid 19386] perf_event_open( [pid 19385] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19384] +++ exited with 0 +++ [pid 19383] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19382] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19381] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19380] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19386] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19386] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19381] <... futex resumed>) = 0 [pid 19378] +++ exited with 0 +++ [pid 19386] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19381] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19377] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19383] <... mprotect resumed>) = 0 [pid 19382] <... futex resumed>) = ? [pid 19381] <... futex resumed>) = 0 [pid 19385] <... set_robust_list resumed>) = 0 [pid 19377] <... exit_group resumed>) = ? [pid 19387] perf_event_open( [pid 19386] perf_event_open(NULL, -1, 0, -1, 0 [pid 19383] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19382] +++ exited with 0 +++ [pid 19381] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19386] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19386] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19381] <... futex resumed>) = 0 [pid 19377] +++ exited with 0 +++ [pid 19386] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19381] exit_group(0 [pid 19386] <... futex resumed>) = ? [pid 19381] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19388 attached [pid 19387] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19386] +++ exited with 0 +++ [pid 19385] perf_event_open( [pid 19383] <... clone resumed>, parent_tid=[19388], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19388 [pid 19381] +++ exited with 0 +++ [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19389 attached [pid 19388] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19387] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19385] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19383] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19389 [pid 19388] <... set_robust_list resumed>) = 0 [pid 19387] <... futex resumed>) = 1 [pid 19385] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19383] <... futex resumed>) = 0 [pid 19380] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19389] set_robust_list(0x5555558625e0, 24 [pid 19388] perf_event_open( [pid 19387] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19385] <... futex resumed>) = 1 [pid 19383] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19380] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19379] <... futex resumed>) = 0 [pid 19388] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19385] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19380] <... futex resumed>) = 0 [pid 19379] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19390 attached [pid 19389] <... set_robust_list resumed>) = 0 [pid 19388] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19387] perf_event_open(NULL, -1, 0, -1, 0 [pid 19385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19380] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19379] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19388] <... futex resumed>) = 1 [pid 19387] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19385] perf_event_open(NULL, -1, 0, -1, 0 [pid 19383] <... futex resumed>) = 0 [pid 19379] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19390 [pid 19389] <... prctl resumed>) = 0 [pid 19388] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19387] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19385] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19383] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19389] setpgid(0, 0 [pid 19388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19387] <... futex resumed>) = 1 [pid 19385] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19383] <... futex resumed>) = 0 [pid 19380] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19391 [pid 19390] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 19391 attached [pid 19389] <... setpgid resumed>) = 0 [pid 19388] perf_event_open(NULL, -1, 0, -1, 0 [pid 19387] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19385] <... futex resumed>) = 1 [pid 19383] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19380] exit_group(0 [pid 19379] <... futex resumed>) = 0 [pid 19389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19388] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19387] <... futex resumed>) = ? [pid 19385] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19380] <... exit_group resumed>) = ? [pid 19379] exit_group(0 [pid 19390] <... set_robust_list resumed>) = 0 [pid 19389] <... openat resumed>) = 3 [pid 19388] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19387] +++ exited with 0 +++ [pid 19388] <... futex resumed>) = 1 [pid 19383] <... futex resumed>) = 0 [pid 19388] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19383] exit_group(0 [pid 19389] write(3, "1000", 4 [pid 19388] <... futex resumed>) = ? [pid 19385] <... futex resumed>) = ? [pid 19383] <... exit_group resumed>) = ? [pid 19380] +++ exited with 0 +++ [pid 19379] <... exit_group resumed>) = ? [pid 19390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19391] set_robust_list(0x5555558625e0, 24 [pid 19390] <... prctl resumed>) = 0 [pid 19389] <... write resumed>) = 4 [pid 19388] +++ exited with 0 +++ [pid 19385] +++ exited with 0 +++ [pid 19383] +++ exited with 0 +++ [pid 19379] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19380, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19391] <... set_robust_list resumed>) = 0 [pid 19390] setpgid(0, 0 [pid 19389] close(3 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19390] <... setpgid resumed>) = 0 [pid 19389] <... close resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19391] <... prctl resumed>) = 0 [pid 19390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19389] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19391] setpgid(0, 0 [pid 19390] <... openat resumed>) = 3 [pid 19389] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19392 attached [pid 19391] <... setpgid resumed>) = 0 [pid 19390] write(3, "1000", 4 [pid 19389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19393 attached [pid 19392] set_robust_list(0x5555558625e0, 24 [pid 19391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19390] <... write resumed>) = 4 [pid 19389] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19392 [pid 19393] set_robust_list(0x5555558625e0, 24 [pid 19392] <... set_robust_list resumed>) = 0 [pid 19391] <... openat resumed>) = 3 [pid 19390] close(3 [pid 19389] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19393 [pid 19393] <... set_robust_list resumed>) = 0 [pid 19392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19391] write(3, "1000", 4 [pid 19390] <... close resumed>) = 0 [pid 19389] <... mprotect resumed>) = 0 [pid 19393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19392] <... prctl resumed>) = 0 [pid 19391] <... write resumed>) = 4 [pid 19390] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19394 [pid 19393] <... prctl resumed>) = 0 [pid 19392] setpgid(0, 0 [pid 19391] close(3 [pid 19390] <... futex resumed>) = 0 [pid 19389] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19394 attached [pid 19393] setpgid(0, 0 [pid 19392] <... setpgid resumed>) = 0 [pid 19391] <... close resumed>) = 0 [pid 19390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19395 attached [pid 19395] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19391] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19390] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19389] <... clone resumed>, parent_tid=[19395], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19395 [pid 19392] <... openat resumed>) = 3 [pid 19393] <... setpgid resumed>) = 0 [pid 19391] <... futex resumed>) = 0 [pid 19390] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19389] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19392] write(3, "1000", 4 [pid 19391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19390] <... mprotect resumed>) = 0 [pid 19393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19392] <... write resumed>) = 4 [pid 19391] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19390] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19389] <... futex resumed>) = 0 [pid 19392] close(3 [pid 19395] <... set_robust_list resumed>) = 0 [pid 19389] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19395] perf_event_open( [pid 19393] <... openat resumed>) = 3 [pid 19392] <... close resumed>) = 0 [pid 19391] <... mprotect resumed>) = 0 [pid 19395] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19393] write(3, "1000", 4 [pid 19392] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19391] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19390] <... clone resumed>, parent_tid=[19396], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19396 [pid 19395] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19393] <... write resumed>) = 4 [pid 19392] <... futex resumed>) = 0 [pid 19390] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19395] <... futex resumed>) = 1 [pid 19394] set_robust_list(0x5555558625e0, 24 [pid 19393] close(3 [pid 19392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19391] <... clone resumed>, parent_tid=[19397], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19397 [pid 19390] <... futex resumed>) = 0 [pid 19389] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19396 attached [pid 19395] perf_event_open(NULL, -1, 0, -1, 0 [pid 19393] <... close resumed>) = 0 [pid 19392] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19391] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19390] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19389] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19397 attached [pid 19396] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19395] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19393] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19392] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19391] <... futex resumed>) = 0 [pid 19389] <... futex resumed>) = 0 [pid 19397] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19396] <... set_robust_list resumed>) = 0 [pid 19395] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19393] <... futex resumed>) = 0 [pid 19392] <... mprotect resumed>) = 0 [pid 19391] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19389] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19397] <... set_robust_list resumed>) = 0 [pid 19396] perf_event_open( [pid 19395] <... futex resumed>) = 0 [pid 19394] <... set_robust_list resumed>) = 0 [pid 19393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19392] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19397] perf_event_open( [pid 19396] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19395] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19393] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19389] exit_group(0 [pid 19397] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19396] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19395] <... futex resumed>) = ? [pid 19394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19393] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19392] <... clone resumed>, parent_tid=[19398], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19398 [pid 19389] <... exit_group resumed>) = ? [pid 19397] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19396] <... futex resumed>) = 1 [pid 19395] +++ exited with 0 +++ [pid 19394] <... prctl resumed>) = 0 [pid 19393] <... mprotect resumed>) = 0 [pid 19392] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19390] <... futex resumed>) = 0 [pid 19389] +++ exited with 0 +++ ./strace-static-x86_64: Process 19398 attached [pid 19397] <... futex resumed>) = 1 [pid 19396] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19393] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19392] <... futex resumed>) = 0 [pid 19391] <... futex resumed>) = 0 [pid 19390] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19394] setpgid(0, 0 [pid 19398] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19397] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19392] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19391] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19390] <... futex resumed>) = 0 [pid 19394] <... setpgid resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19398] <... set_robust_list resumed>) = 0 [pid 19397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19396] perf_event_open(NULL, -1, 0, -1, 0 [pid 19393] <... clone resumed>, parent_tid=[19399], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19399 [pid 19391] <... futex resumed>) = 0 [pid 19390] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19398] perf_event_open( [pid 19397] perf_event_open(NULL, -1, 0, -1, 0 [pid 19396] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19393] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19391] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19399 attached [pid 19398] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19397] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19396] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19394] <... openat resumed>) = 3 [pid 19393] <... futex resumed>) = 0 [pid 19399] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19398] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19397] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19396] <... futex resumed>) = 1 [pid 19394] write(3, "1000", 4 [pid 19393] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19390] <... futex resumed>) = 0 [pid 19399] <... set_robust_list resumed>) = 0 [pid 19398] <... futex resumed>) = 1 [pid 19397] <... futex resumed>) = 1 [pid 19396] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19394] <... write resumed>) = 4 [pid 19392] <... futex resumed>) = 0 [pid 19391] <... futex resumed>) = 0 [pid 19390] exit_group(0 [pid 19399] perf_event_open( [pid 19398] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19397] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19396] <... futex resumed>) = ? [pid 19394] close(3 [pid 19392] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19391] exit_group(0 [pid 19390] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19399] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19397] <... futex resumed>) = ? [pid 19396] +++ exited with 0 +++ [pid 19394] <... close resumed>) = 0 [pid 19392] <... futex resumed>) = 0 [pid 19391] <... exit_group resumed>) = ? [pid 19399] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19398] perf_event_open(NULL, -1, 0, -1, 0 [pid 19397] +++ exited with 0 +++ [pid 19399] <... futex resumed>) = 1 [pid 19398] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19399] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19398] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19390] +++ exited with 0 +++ [pid 19398] <... futex resumed>) = 0 [pid 19398] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19394] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19393] <... futex resumed>) = 0 [pid 19392] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19394] <... futex resumed>) = 0 [pid 19393] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19391] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19400 [pid 19399] <... futex resumed>) = 0 [pid 19394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19393] <... futex resumed>) = 1 [pid 19392] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19401 ./strace-static-x86_64: Process 19400 attached [pid 19399] perf_event_open(NULL, -1, 0, -1, 0 [pid 19398] <... futex resumed>) = ? [pid 19394] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19393] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19392] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19391, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 19401 attached [pid 19400] set_robust_list(0x5555558625e0, 24 [pid 19399] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19398] +++ exited with 0 +++ [pid 19394] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19400] <... set_robust_list resumed>) = 0 [pid 19399] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19399] <... futex resumed>) = 1 [pid 19400] <... prctl resumed>) = 0 [pid 19399] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19392] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19400] setpgid(0, 0 [pid 19394] <... mprotect resumed>) = 0 [pid 19393] <... futex resumed>) = 0 [pid 19400] <... setpgid resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19394] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19393] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19400] <... openat resumed>) = 3 [pid 19399] <... futex resumed>) = ? [pid 19393] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19401] set_robust_list(0x5555558625e0, 24 [pid 19400] write(3, "1000", 4 [pid 19399] +++ exited with 0 +++ [pid 19394] <... clone resumed>, parent_tid=[19402], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19402 ./strace-static-x86_64: Process 19403 attached ./strace-static-x86_64: Process 19402 attached [pid 19400] <... write resumed>) = 4 [pid 19394] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19393] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19400] close(3 [pid 19394] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19403 [pid 19400] <... close resumed>) = 0 [pid 19403] set_robust_list(0x5555558625e0, 24 [pid 19400] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19394] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19404 attached [pid 19403] <... set_robust_list resumed>) = 0 [pid 19402] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19401] <... set_robust_list resumed>) = 0 [pid 19400] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19404 [pid 19404] set_robust_list(0x5555558625e0, 24 [pid 19403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19404] <... set_robust_list resumed>) = 0 [pid 19403] <... prctl resumed>) = 0 [pid 19401] <... prctl resumed>) = 0 [pid 19404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19403] setpgid(0, 0 [pid 19401] setpgid(0, 0 [pid 19400] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19404] <... prctl resumed>) = 0 [pid 19403] <... setpgid resumed>) = 0 [pid 19402] <... set_robust_list resumed>) = 0 [pid 19401] <... setpgid resumed>) = 0 [pid 19400] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19405 [pid 19404] setpgid(0, 0 [pid 19403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19404] <... setpgid resumed>) = 0 [pid 19403] <... openat resumed>) = 3 [pid 19402] perf_event_open( [pid 19401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19400] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19405 attached [pid 19404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19403] write(3, "1000", 4 [pid 19402] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19401] <... openat resumed>) = 3 [pid 19400] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19405] set_robust_list(0x5555558625e0, 24 [pid 19404] <... openat resumed>) = 3 [pid 19403] <... write resumed>) = 4 [pid 19401] write(3, "1000", 4 [pid 19404] write(3, "1000", 4 [pid 19403] close(3 [pid 19402] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19401] <... write resumed>) = 4 [pid 19405] <... set_robust_list resumed>) = 0 [pid 19404] <... write resumed>) = 4 [pid 19403] <... close resumed>) = 0 [pid 19402] <... futex resumed>) = 1 [pid 19401] close(3 [pid 19400] <... clone resumed>, parent_tid=[19406], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19406 [pid 19394] <... futex resumed>) = 0 [pid 19405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19404] close(3 [pid 19403] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19402] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19401] <... close resumed>) = 0 [pid 19400] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19394] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19406 attached [pid 19405] <... prctl resumed>) = 0 [pid 19404] <... close resumed>) = 0 [pid 19403] <... futex resumed>) = 0 [pid 19402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19401] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19400] <... futex resumed>) = 0 [pid 19394] <... futex resumed>) = 0 [pid 19406] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19405] setpgid(0, 0 [pid 19404] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19402] perf_event_open(NULL, -1, 0, -1, 0 [pid 19401] <... futex resumed>) = 0 [pid 19400] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19394] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19406] <... set_robust_list resumed>) = 0 [pid 19405] <... setpgid resumed>) = 0 [pid 19404] <... futex resumed>) = 0 [pid 19403] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19402] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19406] perf_event_open( [pid 19405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19403] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19402] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19401] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19406] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19405] <... openat resumed>) = 3 [pid 19404] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19403] <... mprotect resumed>) = 0 [pid 19402] <... futex resumed>) = 1 [pid 19401] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19394] <... futex resumed>) = 0 [pid 19406] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19405] write(3, "1000", 4 [pid 19404] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19403] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19402] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19401] <... mprotect resumed>) = 0 [pid 19394] exit_group(0 [pid 19406] <... futex resumed>) = 1 [pid 19405] <... write resumed>) = 4 [pid 19404] <... mprotect resumed>) = 0 [pid 19402] <... futex resumed>) = ? [pid 19401] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19400] <... futex resumed>) = 0 [pid 19394] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19408 attached ./strace-static-x86_64: Process 19407 attached [pid 19406] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19405] close(3 [pid 19404] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19403] <... clone resumed>, parent_tid=[19407], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19407 [pid 19402] +++ exited with 0 +++ [pid 19400] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19408] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19407] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19405] <... close resumed>) = 0 [pid 19401] <... clone resumed>, parent_tid=[19408], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19408 [pid 19394] +++ exited with 0 +++ [pid 19406] perf_event_open(NULL, -1, 0, -1, 0 [pid 19404] <... clone resumed>, parent_tid=[19409], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19409 [pid 19401] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19406] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19404] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19403] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19405] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19401] <... futex resumed>) = 0 [pid 19400] <... futex resumed>) = 0 [pid 19406] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19404] <... futex resumed>) = 0 [pid 19401] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19406] <... futex resumed>) = 0 [pid 19404] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19406] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 19409 attached [pid 19409] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19403] <... futex resumed>) = 0 [pid 19400] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19407] <... set_robust_list resumed>) = 0 [pid 19405] <... futex resumed>) = 0 [pid 19403] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19400] exit_group(0 [pid 19405] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19406] <... futex resumed>) = ? [pid 19405] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19400] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19409] <... set_robust_list resumed>) = 0 [pid 19407] perf_event_open( [pid 19406] +++ exited with 0 +++ [pid 19405] <... mprotect resumed>) = 0 [pid 19409] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19409] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19404] <... futex resumed>) = 0 [pid 19409] perf_event_open(NULL, -1, 0, -1, 0 [pid 19404] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19409] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19404] <... futex resumed>) = 0 [pid 19400] +++ exited with 0 +++ [pid 19409] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19404] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19409] <... futex resumed>) = 0 [pid 19404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19409] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19404] exit_group(0 [pid 19409] <... futex resumed>) = ? [pid 19404] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19410 attached [pid 19409] +++ exited with 0 +++ [pid 19408] <... set_robust_list resumed>) = 0 [pid 19407] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19405] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19404] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19410 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19407] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19403] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19405] <... clone resumed>, parent_tid=[19411], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19411 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19407] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19405] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19403] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19405] <... futex resumed>) = 0 [pid 19403] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19411 attached [pid 19407] perf_event_open(NULL, -1, 0, -1, 0 [pid 19405] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19403] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19413 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19412 [pid 19411] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19407] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19411] <... set_robust_list resumed>) = 0 [pid 19407] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19412 attached [pid 19411] perf_event_open( [pid 19407] <... futex resumed>) = 1 [pid 19403] <... futex resumed>) = 0 [pid 19412] set_robust_list(0x5555558625e0, 24 [pid 19411] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19408] perf_event_open( [pid 19407] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19403] exit_group(0./strace-static-x86_64: Process 19413 attached ) = ? [pid 19412] <... set_robust_list resumed>) = 0 [pid 19411] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19408] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19407] <... futex resumed>) = ? [pid 19413] set_robust_list(0x5555558625e0, 24 [pid 19412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19411] <... futex resumed>) = 1 [pid 19408] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19405] <... futex resumed>) = 0 [pid 19413] <... set_robust_list resumed>) = 0 [pid 19412] <... prctl resumed>) = 0 [pid 19411] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19405] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19412] setpgid(0, 0 [pid 19411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19405] <... futex resumed>) = 0 [pid 19413] <... prctl resumed>) = 0 [pid 19412] <... setpgid resumed>) = 0 [pid 19411] perf_event_open(NULL, -1, 0, -1, 0 [pid 19408] <... futex resumed>) = 1 [pid 19407] +++ exited with 0 +++ [pid 19405] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19403] +++ exited with 0 +++ [pid 19401] <... futex resumed>) = 0 [pid 19413] setpgid(0, 0 [pid 19412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19411] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19410] set_robust_list(0x5555558625e0, 24 [pid 19401] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19413] <... setpgid resumed>) = 0 [pid 19412] <... openat resumed>) = 3 [pid 19411] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19410] <... set_robust_list resumed>) = 0 [pid 19408] perf_event_open(NULL, -1, 0, -1, 0 [pid 19401] <... futex resumed>) = 0 [pid 19413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19412] write(3, "1000", 4 [pid 19411] <... futex resumed>) = 1 [pid 19408] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19405] <... futex resumed>) = 0 [pid 19401] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19403, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19413] <... openat resumed>) = 3 [pid 19412] <... write resumed>) = 4 [pid 19411] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19408] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19405] exit_group(0 [pid 19401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19413] write(3, "1000", 4 [pid 19412] close(3 [pid 19411] <... futex resumed>) = ? [pid 19410] <... prctl resumed>) = 0 [pid 19408] <... futex resumed>) = 0 [pid 19405] <... exit_group resumed>) = ? [pid 19401] exit_group(0./strace-static-x86_64: Process 19414 attached [pid 19413] <... write resumed>) = 4 [pid 19412] <... close resumed>) = 0 [pid 19411] +++ exited with 0 +++ [pid 19410] setpgid(0, 0 [pid 19408] setpgid(0, 0 [pid 19413] close(3 [pid 19412] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19410] <... setpgid resumed>) = 0 [pid 19408] +++ exited with 0 +++ [pid 19405] +++ exited with 0 +++ [pid 19401] <... exit_group resumed>) = ? [pid 19414] set_robust_list(0x5555558625e0, 24 [pid 19413] <... close resumed>) = 0 [pid 19412] <... futex resumed>) = 0 [pid 19410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19414 [pid 19413] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19410] <... openat resumed>) = 3 [pid 19401] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19414] <... set_robust_list resumed>) = 0 [pid 19413] <... futex resumed>) = 0 [pid 19412] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19410] write(3, "1000", 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19412] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19410] <... write resumed>) = 4 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19414] <... prctl resumed>) = 0 [pid 19413] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19412] <... mprotect resumed>) = 0 [pid 19410] close(3 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19414] setpgid(0, 0 [pid 19413] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19412] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19410] <... close resumed>) = 0 [pid 19414] <... setpgid resumed>) = 0 [pid 19413] <... mprotect resumed>) = 0 [pid 19410] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19415 attached [pid 19414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19413] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19412] <... clone resumed>, parent_tid=[19415], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19415 [pid 19410] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19417 attached ./strace-static-x86_64: Process 19416 attached [pid 19415] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19414] <... openat resumed>) = 3 [pid 19412] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19417] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19416] set_robust_list(0x5555558625e0, 24 [pid 19415] <... set_robust_list resumed>) = 0 [pid 19414] write(3, "1000", 4 [pid 19413] <... clone resumed>, parent_tid=[19417], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19417 [pid 19412] <... futex resumed>) = 0 [pid 19410] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19416 ./strace-static-x86_64: Process 19418 attached [pid 19417] <... set_robust_list resumed>) = 0 [pid 19416] <... set_robust_list resumed>) = 0 [pid 19415] perf_event_open( [pid 19414] <... write resumed>) = 4 [pid 19413] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19412] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19410] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19418] set_robust_list(0x5555558625e0, 24 [pid 19417] perf_event_open( [pid 19416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19415] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19414] close(3 [pid 19413] <... futex resumed>) = 0 [pid 19410] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19418 [pid 19418] <... set_robust_list resumed>) = 0 [pid 19416] <... prctl resumed>) = 0 [pid 19415] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19414] <... close resumed>) = 0 [pid 19413] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19416] setpgid(0, 0 [pid 19415] <... futex resumed>) = 1 [pid 19414] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19412] <... futex resumed>) = 0 [pid 19410] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19417] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19416] <... setpgid resumed>) = 0 [pid 19415] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19414] <... futex resumed>) = 0 [pid 19412] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19417] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19412] <... futex resumed>) = 0 [pid 19410] <... clone resumed>, parent_tid=[19419], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19419 [pid 19417] <... futex resumed>) = 1 [pid 19416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19415] perf_event_open(NULL, -1, 0, -1, 0 [pid 19414] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19413] <... futex resumed>) = 0 [pid 19412] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19410] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19417] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19415] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19414] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19413] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19410] <... futex resumed>) = 0 [pid 19416] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19419 attached [pid 19417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19415] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19414] <... mprotect resumed>) = 0 [pid 19413] <... futex resumed>) = 0 [pid 19410] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19416] write(3, "1000", 4 [pid 19418] <... prctl resumed>) = 0 [pid 19419] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19417] perf_event_open(NULL, -1, 0, -1, 0 [pid 19415] <... futex resumed>) = 1 [pid 19414] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19416] <... write resumed>) = 4 [pid 19413] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19412] <... futex resumed>) = 0 [pid 19418] setpgid(0, 0 [pid 19419] <... set_robust_list resumed>) = 0 [pid 19417] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19416] close(3 [pid 19415] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19418] <... setpgid resumed>) = 0 [pid 19412] exit_group(0 [pid 19419] perf_event_open( [pid 19417] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19416] <... close resumed>) = 0 [pid 19415] <... futex resumed>) = ? [pid 19414] <... clone resumed>, parent_tid=[19420], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19420 [pid 19412] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19420 attached [pid 19419] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19417] <... futex resumed>) = 1 [pid 19416] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19415] +++ exited with 0 +++ [pid 19414] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19413] <... futex resumed>) = 0 [pid 19420] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19419] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19418] <... openat resumed>) = 3 [pid 19417] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19416] <... futex resumed>) = 0 [pid 19414] <... futex resumed>) = 0 [pid 19413] exit_group(0 [pid 19412] +++ exited with 0 +++ [pid 19420] <... set_robust_list resumed>) = 0 [pid 19419] <... futex resumed>) = 1 [pid 19418] write(3, "1000", 4 [pid 19417] <... futex resumed>) = ? [pid 19416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19414] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19413] <... exit_group resumed>) = ? [pid 19410] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19420] perf_event_open( [pid 19419] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19418] <... write resumed>) = 4 [pid 19417] +++ exited with 0 +++ [pid 19416] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19418] close(3 [pid 19416] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... restart_syscall resumed>) = 0 [pid 19420] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19418] <... close resumed>) = 0 [pid 19416] <... mprotect resumed>) = 0 [pid 19413] +++ exited with 0 +++ [pid 19410] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19420] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19419] perf_event_open(NULL, -1, 0, -1, 0 [pid 19418] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19416] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19410] <... futex resumed>) = 0 [pid 19420] <... futex resumed>) = 1 [pid 19419] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19418] <... futex resumed>) = 0 [pid 19414] <... futex resumed>) = 0 [pid 19410] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19421 attached ./strace-static-x86_64: Process 19422 attached [pid 19420] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19419] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19416] <... clone resumed>, parent_tid=[19421], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19421 [pid 19414] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19421] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19419] <... futex resumed>) = 0 [pid 19418] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19416] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19414] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19422 [pid 19422] set_robust_list(0x5555558625e0, 24 [pid 19421] <... set_robust_list resumed>) = 0 [pid 19420] perf_event_open(NULL, -1, 0, -1, 0 [pid 19419] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19418] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19416] <... futex resumed>) = 0 [pid 19414] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19410] exit_group(0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19422] <... set_robust_list resumed>) = 0 [pid 19421] perf_event_open( [pid 19420] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19419] <... futex resumed>) = ? [pid 19418] <... mprotect resumed>) = 0 [pid 19416] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19410] <... exit_group resumed>) = ? [pid 19422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19421] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19420] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19419] +++ exited with 0 +++ [pid 19418] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19422] <... prctl resumed>) = 0 [pid 19421] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19420] <... futex resumed>) = 1 [pid 19414] <... futex resumed>) = 0 [pid 19410] +++ exited with 0 +++ [pid 19422] setpgid(0, 0 [pid 19421] <... futex resumed>) = 1 [pid 19420] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19416] <... futex resumed>) = 0 [pid 19414] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19423 attached [pid 19422] <... setpgid resumed>) = 0 [pid 19421] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19420] <... futex resumed>) = ? [pid 19418] <... clone resumed>, parent_tid=[19423], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19423 [pid 19416] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19414] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19424 attached [pid 19423] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19420] +++ exited with 0 +++ [pid 19418] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19416] <... futex resumed>) = 0 [pid 19414] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19424 [pid 19422] <... openat resumed>) = 3 [pid 19422] write(3, "1000", 4) = 4 [pid 19422] close(3) = 0 [pid 19422] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19422] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19421] perf_event_open(NULL, -1, 0, -1, 0 [pid 19418] <... futex resumed>) = 0 [pid 19416] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19423] <... set_robust_list resumed>) = 0 [pid 19422] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19421] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19418] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19424] set_robust_list(0x5555558625e0, 24 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19424] <... set_robust_list resumed>) = 0 [pid 19422] <... clone resumed>, parent_tid=[19425], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19425 [pid 19421] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19423] perf_event_open( [pid 19424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19422] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19421] <... futex resumed>) = 1 [pid 19416] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19426 [pid 19423] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19424] <... prctl resumed>) = 0 [pid 19423] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19422] <... futex resumed>) = 0 [pid 19421] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19416] exit_group(0./strace-static-x86_64: Process 19426 attached [pid 19424] setpgid(0, 0 [pid 19423] <... futex resumed>) = 1 [pid 19422] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19421] <... futex resumed>) = ? [pid 19418] <... futex resumed>) = 0 [pid 19416] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19424] <... setpgid resumed>) = 0 [pid 19423] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19421] +++ exited with 0 +++ [pid 19418] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19427 [pid 19416] +++ exited with 0 +++ [pid 19424] <... openat resumed>) = 3 [pid 19426] set_robust_list(0x5555558625e0, 24 [pid 19423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19418] <... futex resumed>) = 0 [pid 19424] write(3, "1000", 4 [pid 19423] perf_event_open(NULL, -1, 0, -1, 0 [pid 19418] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19424] <... write resumed>) = 4 [pid 19423] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19427 attached ./strace-static-x86_64: Process 19425 attached ./strace-static-x86_64: Process 19428 attached [pid 19426] <... set_robust_list resumed>) = 0 [pid 19424] close(3 [pid 19423] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19428] set_robust_list(0x5555558625e0, 24 [pid 19426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19424] <... close resumed>) = 0 [pid 19423] <... futex resumed>) = 1 [pid 19425] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19418] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19428 [pid 19428] <... set_robust_list resumed>) = 0 [pid 19426] <... prctl resumed>) = 0 [pid 19424] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19423] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19418] exit_group(0 [pid 19428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19427] set_robust_list(0x5555558625e0, 24 [pid 19426] setpgid(0, 0 [pid 19425] <... set_robust_list resumed>) = 0 [pid 19424] <... futex resumed>) = 0 [pid 19423] <... futex resumed>) = ? [pid 19418] <... exit_group resumed>) = ? [pid 19428] <... prctl resumed>) = 0 [pid 19424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19423] +++ exited with 0 +++ [pid 19428] setpgid(0, 0 [pid 19424] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19428] <... setpgid resumed>) = 0 [pid 19424] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19418] +++ exited with 0 +++ [pid 19426] <... setpgid resumed>) = 0 [pid 19428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19425] perf_event_open( [pid 19424] <... mprotect resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19428] <... openat resumed>) = 3 [pid 19427] <... set_robust_list resumed>) = 0 [pid 19426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19425] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19424] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19428] write(3, "1000", 4) = 4 [pid 19424] <... clone resumed>, parent_tid=[19429], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19429 [pid 19428] close(3 [pid 19424] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19428] <... close resumed>) = 0 [pid 19426] <... openat resumed>) = 3 [pid 19424] <... futex resumed>) = 0 [pid 19425] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19429 attached [pid 19428] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19426] write(3, "1000", 4 [pid 19425] <... futex resumed>) = 1 [pid 19424] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19422] <... futex resumed>) = 0 [pid 19429] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19428] <... futex resumed>) = 0 [pid 19427] <... prctl resumed>) = 0 [pid 19426] <... write resumed>) = 4 [pid 19425] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19422] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19427] setpgid(0, 0 [pid 19426] close(3 [pid 19425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19422] <... futex resumed>) = 0 [pid 19428] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19426] <... close resumed>) = 0 [pid 19427] <... setpgid resumed>) = 0 [pid 19425] perf_event_open(NULL, -1, 0, -1, 0 [pid 19422] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19428] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19426] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19425] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19430 [pid 19428] <... mprotect resumed>) = 0 [pid 19428] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19427] <... openat resumed>) = 3 [pid 19426] <... futex resumed>) = 0 [pid 19425] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19430 attached [pid 19429] <... set_robust_list resumed>) = 0 [pid 19427] write(3, "1000", 4 [pid 19426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19425] <... futex resumed>) = 1 [pid 19422] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19431 attached [pid 19430] set_robust_list(0x5555558625e0, 24 [pid 19429] perf_event_open( [pid 19428] <... clone resumed>, parent_tid=[19431], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19431 [pid 19427] <... write resumed>) = 4 [pid 19426] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19425] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19422] exit_group(0 [pid 19430] <... set_robust_list resumed>) = 0 [pid 19429] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19428] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19427] close(3 [pid 19426] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19425] <... futex resumed>) = ? [pid 19422] <... exit_group resumed>) = ? [pid 19431] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19429] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19428] <... futex resumed>) = 0 [pid 19427] <... close resumed>) = 0 [pid 19426] <... mprotect resumed>) = 0 [pid 19430] <... prctl resumed>) = 0 [pid 19429] <... futex resumed>) = 1 [pid 19428] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19424] <... futex resumed>) = 0 [pid 19430] setpgid(0, 0 [pid 19429] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19425] +++ exited with 0 +++ [pid 19424] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19422] +++ exited with 0 +++ [pid 19430] <... setpgid resumed>) = 0 [pid 19429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19427] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19426] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19424] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19432 attached [pid 19431] <... set_robust_list resumed>) = 0 [pid 19430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19429] perf_event_open(NULL, -1, 0, -1, 0 [pid 19427] <... futex resumed>) = 0 [pid 19424] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19432] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19430] <... openat resumed>) = 3 [pid 19429] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19426] <... clone resumed>, parent_tid=[19432], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19432 [pid 19432] <... set_robust_list resumed>) = 0 [pid 19431] perf_event_open( [pid 19430] write(3, "1000", 4 [pid 19429] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19427] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19426] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19432] perf_event_open( [pid 19431] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19430] <... write resumed>) = 4 [pid 19429] <... futex resumed>) = 1 [pid 19427] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19426] <... futex resumed>) = 0 [pid 19424] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19432] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19431] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19430] close(3 [pid 19429] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19427] <... mprotect resumed>) = 0 [pid 19426] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19424] exit_group(0./strace-static-x86_64: Process 19433 attached [pid 19432] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19431] <... futex resumed>) = 1 [pid 19430] <... close resumed>) = 0 [pid 19429] <... futex resumed>) = ? [pid 19428] <... futex resumed>) = 0 [pid 19427] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19424] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19434 attached [pid 19433] set_robust_list(0x5555558625e0, 24 [pid 19432] <... futex resumed>) = 0 [pid 19431] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19430] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19429] +++ exited with 0 +++ [pid 19428] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19426] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19432] perf_event_open(NULL, -1, 0, -1, 0 [pid 19427] <... clone resumed>, parent_tid=[19434], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19434 [pid 19426] <... futex resumed>) = 0 [pid 19432] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19427] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19426] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19432] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19430] <... futex resumed>) = 0 [pid 19433] <... set_robust_list resumed>) = 0 [pid 19428] <... futex resumed>) = 0 [pid 19427] <... futex resumed>) = 0 [pid 19426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19424] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19433 [pid 19434] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19432] <... futex resumed>) = 0 [pid 19431] perf_event_open(NULL, -1, 0, -1, 0 [pid 19430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19428] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19427] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19426] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19434] <... set_robust_list resumed>) = 0 [pid 19433] <... prctl resumed>) = 0 [pid 19431] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19430] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19426] <... exit_group resumed>) = ? [pid 19434] perf_event_open( [pid 19433] setpgid(0, 0 [pid 19432] +++ exited with 0 +++ [pid 19431] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19430] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19434] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19433] <... setpgid resumed>) = 0 [pid 19431] <... futex resumed>) = 1 [pid 19430] <... mprotect resumed>) = 0 [pid 19428] <... futex resumed>) = 0 [pid 19434] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19431] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19430] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19428] exit_group(0 [pid 19426] +++ exited with 0 +++ ./strace-static-x86_64: Process 19435 attached [pid 19434] <... futex resumed>) = 1 [pid 19433] <... openat resumed>) = 3 [pid 19431] <... futex resumed>) = ? [pid 19428] <... exit_group resumed>) = ? [pid 19427] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19426, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19435] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19434] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19433] write(3, "1000", 4 [pid 19431] +++ exited with 0 +++ [pid 19430] <... clone resumed>, parent_tid=[19435], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19435 [pid 19427] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19428] +++ exited with 0 +++ [pid 19434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19433] <... write resumed>) = 4 [pid 19430] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19427] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19435] <... set_robust_list resumed>) = 0 [pid 19434] perf_event_open(NULL, -1, 0, -1, 0 [pid 19433] close(3 [pid 19430] <... futex resumed>) = 0 [pid 19427] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19436 attached [pid 19435] perf_event_open( [pid 19434] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19433] <... close resumed>) = 0 [pid 19430] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19436] set_robust_list(0x5555558625e0, 24 [pid 19435] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19434] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19433] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19436 [pid 19435] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19434] <... futex resumed>) = 1 [pid 19433] <... futex resumed>) = 0 [pid 19427] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19438 attached ./strace-static-x86_64: Process 19437 attached [pid 19436] <... set_robust_list resumed>) = 0 [pid 19435] <... futex resumed>) = 1 [pid 19434] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19430] <... futex resumed>) = 0 [pid 19427] exit_group(0 [pid 19435] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19434] <... futex resumed>) = ? [pid 19433] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19430] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19427] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19438 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19437 [pid 19436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19430] <... futex resumed>) = 0 [pid 19435] perf_event_open(NULL, -1, 0, -1, 0 [pid 19430] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19435] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19435] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19430] <... futex resumed>) = 0 [pid 19434] +++ exited with 0 +++ [pid 19427] +++ exited with 0 +++ [pid 19436] <... prctl resumed>) = 0 [pid 19435] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19433] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19430] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19437] set_robust_list(0x5555558625e0, 24 [pid 19435] <... futex resumed>) = ? [pid 19433] <... mprotect resumed>) = 0 [pid 19430] <... exit_group resumed>) = ? [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19438] set_robust_list(0x5555558625e0, 24 [pid 19437] <... set_robust_list resumed>) = 0 [pid 19436] setpgid(0, 0 [pid 19435] +++ exited with 0 +++ [pid 19433] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19430] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 19436] <... setpgid resumed>) = 0 [pid 19437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19433] <... clone resumed>, parent_tid=[19439], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19439 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19433] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19440 attached [pid 19438] <... set_robust_list resumed>) = 0 [pid 19437] <... prctl resumed>) = 0 [pid 19436] <... openat resumed>) = 3 [pid 19433] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19439 attached [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19440 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19441 [pid 19439] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19437] setpgid(0, 0 [pid 19436] write(3, "1000", 4 [pid 19433] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19440] set_robust_list(0x5555558625e0, 24 [pid 19439] perf_event_open( [pid 19438] <... prctl resumed>) = 0 [pid 19437] <... setpgid resumed>) = 0 [pid 19436] <... write resumed>) = 4 [pid 19439] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19438] setpgid(0, 0 [pid 19437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19436] close(3 [pid 19438] <... setpgid resumed>) = 0 [pid 19439] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19437] <... openat resumed>) = 3 [pid 19433] <... futex resumed>) = 0 [pid 19436] <... close resumed>) = 0 ./strace-static-x86_64: Process 19441 attached [pid 19439] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19437] write(3, "1000", 4 [pid 19436] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19433] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19440] <... set_robust_list resumed>) = 0 [pid 19439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19438] <... openat resumed>) = 3 [pid 19437] <... write resumed>) = 4 [pid 19436] <... futex resumed>) = 0 [pid 19433] <... futex resumed>) = 0 [pid 19440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19439] perf_event_open(NULL, -1, 0, -1, 0 [pid 19438] write(3, "1000", 4 [pid 19437] close(3 [pid 19436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19433] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19440] <... prctl resumed>) = 0 [pid 19439] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19438] <... write resumed>) = 4 [pid 19437] <... close resumed>) = 0 [pid 19436] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19439] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19438] close(3 [pid 19437] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19436] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19440] setpgid(0, 0 [pid 19439] <... futex resumed>) = 1 [pid 19438] <... close resumed>) = 0 [pid 19437] <... futex resumed>) = 0 [pid 19436] <... mprotect resumed>) = 0 [pid 19433] <... futex resumed>) = 0 [pid 19440] <... setpgid resumed>) = 0 [pid 19441] set_robust_list(0x5555558625e0, 24 [pid 19439] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19438] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19436] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19433] exit_group(0 [pid 19440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19441] <... set_robust_list resumed>) = 0 [pid 19439] <... futex resumed>) = ? [pid 19438] <... futex resumed>) = 0 [pid 19437] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19433] <... exit_group resumed>) = ? [pid 19441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19440] <... openat resumed>) = 3 [pid 19439] +++ exited with 0 +++ [pid 19438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19437] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19436] <... clone resumed>, parent_tid=[19442], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19442 [pid 19433] +++ exited with 0 +++ [pid 19440] write(3, "1000", 4 [pid 19438] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19441] <... prctl resumed>) = 0 [pid 19437] <... mprotect resumed>) = 0 [pid 19436] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] setpgid(0, 0 [pid 19440] <... write resumed>) = 4 [pid 19438] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19437] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19441] <... setpgid resumed>) = 0 [pid 19436] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19442 attached [pid 19441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19438] <... mprotect resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19442] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19441] <... openat resumed>) = 3 [pid 19440] close(3 [pid 19436] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19442] <... set_robust_list resumed>) = 0 [pid 19441] write(3, "1000", 4 [pid 19438] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19442] perf_event_open( [pid 19441] <... write resumed>) = 4 [pid 19442] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19441] close(3 [pid 19437] <... clone resumed>, parent_tid=[19443], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19443 [pid 19442] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] <... close resumed>) = 0 [pid 19440] <... close resumed>) = 0 [pid 19437] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19444 ./strace-static-x86_64: Process 19443 attached [pid 19442] <... futex resumed>) = 1 [pid 19441] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19440] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19438] <... clone resumed>, parent_tid=[19445], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19445 [pid 19437] <... futex resumed>) = 0 [pid 19436] <... futex resumed>) = 0 [pid 19443] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19442] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19441] <... futex resumed>) = 0 [pid 19440] <... futex resumed>) = 0 [pid 19438] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19437] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19436] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19444 attached [pid 19443] <... set_robust_list resumed>) = 0 [pid 19442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19438] <... futex resumed>) = 0 [pid 19436] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19445 attached [pid 19443] perf_event_open( [pid 19442] perf_event_open(NULL, -1, 0, -1, 0 [pid 19441] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19440] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19438] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19436] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19445] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19444] set_robust_list(0x5555558625e0, 24 [pid 19443] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19442] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19441] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19440] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19445] <... set_robust_list resumed>) = 0 [pid 19444] <... set_robust_list resumed>) = 0 [pid 19443] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19442] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] <... mprotect resumed>) = 0 [pid 19440] <... mprotect resumed>) = 0 [pid 19445] perf_event_open( [pid 19444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19443] <... futex resumed>) = 1 [pid 19442] <... futex resumed>) = 1 [pid 19441] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19437] <... futex resumed>) = 0 [pid 19436] <... futex resumed>) = 0 [pid 19445] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19444] <... prctl resumed>) = 0 [pid 19443] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19442] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19440] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19437] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19436] exit_group(0 [pid 19445] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19444] setpgid(0, 0 [pid 19443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19442] <... futex resumed>) = ? [pid 19441] <... clone resumed>, parent_tid=[19446], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19446 [pid 19437] <... futex resumed>) = 0 [pid 19436] <... exit_group resumed>) = ? [pid 19445] <... futex resumed>) = 1 [pid 19444] <... setpgid resumed>) = 0 [pid 19443] perf_event_open(NULL, -1, 0, -1, 0 [pid 19442] +++ exited with 0 +++ [pid 19441] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19440] <... clone resumed>, parent_tid=[19447], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19447 [pid 19438] <... futex resumed>) = 0 [pid 19437] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19445] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19443] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19441] <... futex resumed>) = 0 [pid 19443] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19447 attached [pid 19443] <... futex resumed>) = 0 [pid 19436] +++ exited with 0 +++ [pid 19438] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19447] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19443] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19440] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19447] <... set_robust_list resumed>) = 0 [pid 19445] <... futex resumed>) = 0 [pid 19440] <... futex resumed>) = 0 [pid 19438] <... futex resumed>) = 1 [pid 19437] exit_group(0 [pid 19447] perf_event_open( [pid 19445] perf_event_open(NULL, -1, 0, -1, 0 [pid 19444] <... openat resumed>) = 3 [pid 19443] <... futex resumed>) = ? [pid 19440] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19438] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19437] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19446 attached [pid 19447] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19445] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19444] write(3, "1000", 4 [pid 19443] +++ exited with 0 +++ [pid 19447] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19445] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19447] <... futex resumed>) = 1 [pid 19445] <... futex resumed>) = 1 [pid 19440] <... futex resumed>) = 0 [pid 19447] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19445] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19440] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19440] <... futex resumed>) = 0 [pid 19437] +++ exited with 0 +++ [pid 19447] perf_event_open(NULL, -1, 0, -1, 0 [pid 19440] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19447] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19444] <... write resumed>) = 4 [pid 19438] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19447] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19444] close(3 [pid 19438] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19447] <... futex resumed>) = 1 [pid 19440] <... futex resumed>) = 0 [pid 19447] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19440] exit_group(0 [pid 19447] <... futex resumed>) = ? [pid 19444] <... close resumed>) = 0 [pid 19440] <... exit_group resumed>) = ? [pid 19438] <... exit_group resumed>) = ? [pid 19445] <... futex resumed>) = ? [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19448 attached [pid 19447] +++ exited with 0 +++ [pid 19446] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19444] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19440] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19446] <... set_robust_list resumed>) = 0 [pid 19445] +++ exited with 0 +++ [pid 19444] <... futex resumed>) = 0 [pid 19438] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19448 [pid 19448] set_robust_list(0x5555558625e0, 24 [pid 19446] perf_event_open( [pid 19444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19449 [pid 19448] <... set_robust_list resumed>) = 0 [pid 19444] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19446] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19444] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19448] <... prctl resumed>) = 0 [pid 19444] <... mprotect resumed>) = 0 [pid 19448] setpgid(0, 0) = 0 [pid 19448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19446] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19444] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19448] write(3, "1000", 4 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19450 [pid 19448] <... write resumed>) = 4 [pid 19448] close(3) = 0 [pid 19448] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19444] <... clone resumed>, parent_tid=[19452], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19452 [pid 19448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19446] <... futex resumed>) = 1 [pid 19444] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19451 ./strace-static-x86_64: Process 19452 attached ./strace-static-x86_64: Process 19450 attached [pid 19448] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19446] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19444] <... futex resumed>) = 0 [pid 19441] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19451 attached ./strace-static-x86_64: Process 19449 attached [pid 19452] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19450] set_robust_list(0x5555558625e0, 24 [pid 19448] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19444] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19441] <... futex resumed>) = 0 [pid 19452] <... set_robust_list resumed>) = 0 [pid 19451] set_robust_list(0x5555558625e0, 24 [pid 19450] <... set_robust_list resumed>) = 0 [pid 19449] set_robust_list(0x5555558625e0, 24 [pid 19448] <... mprotect resumed>) = 0 [pid 19446] perf_event_open(NULL, -1, 0, -1, 0 [pid 19441] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19452] perf_event_open( [pid 19451] <... set_robust_list resumed>) = 0 [pid 19450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19449] <... set_robust_list resumed>) = 0 [pid 19448] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19446] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19452] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19450] <... prctl resumed>) = 0 [pid 19449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19446] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19452] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19451] <... prctl resumed>) = 0 [pid 19450] setpgid(0, 0 [pid 19449] <... prctl resumed>) = 0 [pid 19448] <... clone resumed>, parent_tid=[19453], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19453 [pid 19446] <... futex resumed>) = 1 [pid 19441] <... futex resumed>) = 0 [pid 19452] <... futex resumed>) = 1 [pid 19451] setpgid(0, 0 [pid 19450] <... setpgid resumed>) = 0 [pid 19449] setpgid(0, 0 [pid 19448] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19446] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19444] <... futex resumed>) = 0 [pid 19441] exit_group(0 [pid 19452] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19451] <... setpgid resumed>) = 0 [pid 19450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19449] <... setpgid resumed>) = 0 [pid 19448] <... futex resumed>) = 0 [pid 19446] <... futex resumed>) = ? [pid 19444] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19441] <... exit_group resumed>) = ? [pid 19452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19450] <... openat resumed>) = 3 [pid 19449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19448] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19446] +++ exited with 0 +++ [pid 19444] <... futex resumed>) = 0 [pid 19452] perf_event_open(NULL, -1, 0, -1, 0 [pid 19451] <... openat resumed>) = 3 [pid 19450] write(3, "1000", 4 [pid 19449] <... openat resumed>) = 3 [pid 19444] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19441] +++ exited with 0 +++ ./strace-static-x86_64: Process 19453 attached [pid 19452] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19451] write(3, "1000", 4 [pid 19450] <... write resumed>) = 4 [pid 19449] write(3, "1000", 4 [pid 19453] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19452] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19451] <... write resumed>) = 4 [pid 19450] close(3 [pid 19449] <... write resumed>) = 4 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19453] <... set_robust_list resumed>) = 0 [pid 19452] <... futex resumed>) = 1 [pid 19451] close(3 [pid 19450] <... close resumed>) = 0 [pid 19449] close(3 [pid 19444] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19453] perf_event_open( [pid 19452] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19451] <... close resumed>) = 0 [pid 19450] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19449] <... close resumed>) = 0 [pid 19444] exit_group(0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19453] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19452] <... futex resumed>) = ? [pid 19451] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19450] <... futex resumed>) = 0 [pid 19449] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19444] <... exit_group resumed>) = ? [pid 19453] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19452] +++ exited with 0 +++ [pid 19451] <... futex resumed>) = 0 [pid 19450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19449] <... futex resumed>) = 0 [pid 19453] <... futex resumed>) = 1 [pid 19451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19450] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19448] <... futex resumed>) = 0 [pid 19444] +++ exited with 0 +++ [pid 19453] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19451] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19450] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19449] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19448] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19451] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19450] <... mprotect resumed>) = 0 [pid 19449] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19448] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19454 attached [pid 19453] perf_event_open(NULL, -1, 0, -1, 0 [pid 19451] <... mprotect resumed>) = 0 [pid 19450] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19449] <... mprotect resumed>) = 0 [pid 19448] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19454] set_robust_list(0x5555558625e0, 24 [pid 19453] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19451] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19449] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19454 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19457 attached ./strace-static-x86_64: Process 19456 attached ./strace-static-x86_64: Process 19455 attached [pid 19454] <... set_robust_list resumed>) = 0 [pid 19453] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19450] <... clone resumed>, parent_tid=[19455], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19455 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19455] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19453] <... futex resumed>) = 1 [pid 19451] <... clone resumed>, parent_tid=[19456], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19456 [pid 19450] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19449] <... clone resumed>, parent_tid=[19457], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19457 [pid 19448] <... futex resumed>) = 0 [pid 19454] <... prctl resumed>) = 0 [pid 19451] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19449] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19455] <... set_robust_list resumed>) = 0 [pid 19454] setpgid(0, 0 [pid 19453] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19451] <... futex resumed>) = 0 [pid 19450] <... futex resumed>) = 0 [pid 19449] <... futex resumed>) = 0 [pid 19448] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19457] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19456] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19455] perf_event_open( [pid 19454] <... setpgid resumed>) = 0 [pid 19453] <... futex resumed>) = ? [pid 19451] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19450] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19449] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19448] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19458 attached [pid 19457] <... set_robust_list resumed>) = 0 [pid 19456] <... set_robust_list resumed>) = 0 [pid 19455] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19453] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19458 [pid 19458] set_robust_list(0x5555558625e0, 24 [pid 19455] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19454] <... openat resumed>) = 3 [pid 19448] +++ exited with 0 +++ [pid 19456] perf_event_open( [pid 19458] <... set_robust_list resumed>) = 0 [pid 19455] <... futex resumed>) = 1 [pid 19454] write(3, "1000", 4 [pid 19450] <... futex resumed>) = 0 [pid 19456] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19456] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19455] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19454] <... write resumed>) = 4 [pid 19450] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19458] <... prctl resumed>) = 0 [pid 19457] perf_event_open( [pid 19456] <... futex resumed>) = 1 [pid 19455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19454] close(3 [pid 19451] <... futex resumed>) = 0 [pid 19450] <... futex resumed>) = 0 [pid 19458] setpgid(0, 0 [pid 19457] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19456] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19455] perf_event_open(NULL, -1, 0, -1, 0 [pid 19454] <... close resumed>) = 0 [pid 19451] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19450] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19458] <... setpgid resumed>) = 0 [pid 19457] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19455] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19454] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19451] <... futex resumed>) = 0 [pid 19457] <... futex resumed>) = 1 [pid 19456] perf_event_open(NULL, -1, 0, -1, 0 [pid 19455] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19457] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19456] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19455] <... futex resumed>) = 1 [pid 19454] <... futex resumed>) = 0 [pid 19451] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19450] <... futex resumed>) = 0 [pid 19449] <... futex resumed>) = 0 [pid 19458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19456] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19455] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19450] exit_group(0 [pid 19449] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19459 ./strace-static-x86_64: Process 19459 attached [pid 19458] <... openat resumed>) = 3 [pid 19457] <... futex resumed>) = 0 [pid 19456] <... futex resumed>) = 0 [pid 19455] <... futex resumed>) = ? [pid 19454] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19451] exit_group(0 [pid 19450] <... exit_group resumed>) = ? [pid 19449] <... futex resumed>) = 1 [pid 19459] set_robust_list(0x5555558625e0, 24 [pid 19458] write(3, "1000", 4 [pid 19457] perf_event_open(NULL, -1, 0, -1, 0 [pid 19455] +++ exited with 0 +++ [pid 19454] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19451] <... exit_group resumed>) = ? [pid 19449] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19459] <... set_robust_list resumed>) = 0 [pid 19458] <... write resumed>) = 4 [pid 19457] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19456] +++ exited with 0 +++ [pid 19450] +++ exited with 0 +++ [pid 19459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19454] <... mprotect resumed>) = 0 [pid 19459] <... prctl resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19459] setpgid(0, 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19460 attached [pid 19459] <... setpgid resumed>) = 0 [pid 19458] close(3 [pid 19457] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19454] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19451] +++ exited with 0 +++ ./strace-static-x86_64: Process 19461 attached [pid 19460] set_robust_list(0x5555558625e0, 24 [pid 19459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19458] <... close resumed>) = 0 [pid 19457] <... futex resumed>) = 1 [pid 19449] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19460 [pid 19460] <... set_robust_list resumed>) = 0 [pid 19458] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19457] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19454] <... clone resumed>, parent_tid=[19461], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19461 [pid 19449] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19459] <... openat resumed>) = 3 [pid 19458] <... futex resumed>) = 0 [pid 19457] <... futex resumed>) = ? [pid 19454] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19449] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19461] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19460] <... prctl resumed>) = 0 [pid 19459] write(3, "1000", 4 [pid 19458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19457] +++ exited with 0 +++ [pid 19454] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19462 attached [pid 19461] <... set_robust_list resumed>) = 0 [pid 19460] setpgid(0, 0 [pid 19459] <... write resumed>) = 4 [pid 19458] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19454] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19449] +++ exited with 0 +++ [pid 19462] set_robust_list(0x5555558625e0, 24 [pid 19460] <... setpgid resumed>) = 0 [pid 19459] close(3 [pid 19458] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19462 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19462] <... set_robust_list resumed>) = 0 [pid 19461] perf_event_open( [pid 19460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19459] <... close resumed>) = 0 [pid 19458] <... mprotect resumed>) = 0 [pid 19462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19461] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19460] <... openat resumed>) = 3 [pid 19459] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19458] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19462] <... prctl resumed>) = 0 [pid 19461] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19460] write(3, "1000", 4 [pid 19459] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19462] setpgid(0, 0 [pid 19461] <... futex resumed>) = 1 [pid 19460] <... write resumed>) = 4 [pid 19459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19458] <... clone resumed>, parent_tid=[19463], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19463 [pid 19454] <... futex resumed>) = 0 [pid 19462] <... setpgid resumed>) = 0 [pid 19460] close(3 [pid 19458] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19454] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19461] perf_event_open(NULL, -1, 0, -1, 0 [pid 19460] <... close resumed>) = 0 [pid 19459] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19458] <... futex resumed>) = 0 [pid 19454] <... futex resumed>) = 0 [pid 19462] <... openat resumed>) = 3 [pid 19461] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19460] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19459] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19458] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19454] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19464 ./strace-static-x86_64: Process 19464 attached [pid 19462] write(3, "1000", 4 [pid 19461] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19460] <... futex resumed>) = 0 [pid 19459] <... mprotect resumed>) = 0 [pid 19454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19463 attached [pid 19462] <... write resumed>) = 4 [pid 19461] <... futex resumed>) = 0 [pid 19460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19459] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19454] exit_group(0 [pid 19462] close(3 [pid 19460] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19454] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19465 attached [pid 19464] set_robust_list(0x5555558625e0, 24 [pid 19463] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19462] <... close resumed>) = 0 [pid 19461] +++ exited with 0 +++ [pid 19460] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19459] <... clone resumed>, parent_tid=[19465], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19465 [pid 19465] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19464] <... set_robust_list resumed>) = 0 [pid 19462] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19460] <... mprotect resumed>) = 0 [pid 19463] <... set_robust_list resumed>) = 0 [pid 19459] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19454] +++ exited with 0 +++ [pid 19464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19462] <... futex resumed>) = 0 [pid 19460] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19459] <... futex resumed>) = 0 [pid 19464] <... prctl resumed>) = 0 [pid 19463] perf_event_open( [pid 19462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19459] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19464] setpgid(0, 0 [pid 19463] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19462] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19460] <... clone resumed>, parent_tid=[19466], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19466 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19466 attached ./strace-static-x86_64: Process 19467 attached [pid 19465] <... set_robust_list resumed>) = 0 [pid 19464] <... setpgid resumed>) = 0 [pid 19463] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19462] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19460] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19467] set_robust_list(0x5555558625e0, 24 [pid 19465] perf_event_open( [pid 19464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19463] <... futex resumed>) = 1 [pid 19462] <... mprotect resumed>) = 0 [pid 19460] <... futex resumed>) = 0 [pid 19458] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19467 [pid 19467] <... set_robust_list resumed>) = 0 [pid 19466] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19465] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19464] <... openat resumed>) = 3 [pid 19463] perf_event_open(NULL, -1, 0, -1, 0 [pid 19462] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19460] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19458] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19468 attached [pid 19467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19466] <... set_robust_list resumed>) = 0 [pid 19465] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19464] write(3, "1000", 4 [pid 19463] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19458] <... futex resumed>) = 0 [pid 19468] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19467] <... prctl resumed>) = 0 [pid 19465] <... futex resumed>) = 1 [pid 19464] <... write resumed>) = 4 [pid 19463] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19462] <... clone resumed>, parent_tid=[19468], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19468 [pid 19459] <... futex resumed>) = 0 [pid 19458] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19468] <... set_robust_list resumed>) = 0 [pid 19467] setpgid(0, 0 [pid 19466] perf_event_open( [pid 19465] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19464] close(3 [pid 19463] <... futex resumed>) = 0 [pid 19462] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19459] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19468] perf_event_open( [pid 19467] <... setpgid resumed>) = 0 [pid 19466] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19464] <... close resumed>) = 0 [pid 19463] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19462] <... futex resumed>) = 0 [pid 19459] <... futex resumed>) = 0 [pid 19458] exit_group(0 [pid 19468] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19466] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19465] perf_event_open(NULL, -1, 0, -1, 0 [pid 19464] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19463] <... futex resumed>) = ? [pid 19462] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19459] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19458] <... exit_group resumed>) = ? [pid 19467] <... openat resumed>) = 3 [pid 19465] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19463] +++ exited with 0 +++ [pid 19467] write(3, "1000", 4) = 4 [pid 19467] close(3) = 0 [pid 19467] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19468] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19467] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19466] <... futex resumed>) = 1 [pid 19465] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19464] <... futex resumed>) = 0 [pid 19460] <... futex resumed>) = 0 [pid 19458] +++ exited with 0 +++ [pid 19468] <... futex resumed>) = 1 [pid 19467] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19466] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19465] <... futex resumed>) = 1 [pid 19464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19462] <... futex resumed>) = 0 [pid 19460] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19459] <... futex resumed>) = 0 [pid 19468] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19467] <... mprotect resumed>) = 0 [pid 19466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19465] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19464] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19462] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19460] <... futex resumed>) = 0 [pid 19459] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19467] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19466] perf_event_open(NULL, -1, 0, -1, 0 [pid 19465] <... futex resumed>) = ? [pid 19464] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19462] <... futex resumed>) = 0 [pid 19460] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19459] <... exit_group resumed>) = ? [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19468] perf_event_open(NULL, -1, 0, -1, 0 [pid 19466] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19465] +++ exited with 0 +++ [pid 19464] <... mprotect resumed>) = 0 [pid 19462] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19467] <... clone resumed>, parent_tid=[19469], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19469 [pid 19467] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19467] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19459] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... restart_syscall resumed>) = 0 [pid 19468] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19466] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19464] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19468] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19466] <... futex resumed>) = 1 [pid 19460] <... futex resumed>) = 0 [pid 19460] exit_group(0 [pid 19468] <... futex resumed>) = 1 [pid 19464] <... clone resumed>, parent_tid=[19470], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19470 [pid 19462] <... futex resumed>) = 0 [pid 19460] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19470 attached ./strace-static-x86_64: Process 19469 attached [pid 19468] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19466] +++ exited with 0 +++ [pid 19464] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19462] exit_group(0 [pid 19460] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19468] <... futex resumed>) = ? [pid 19464] <... futex resumed>) = 0 [pid 19462] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19472 attached ./strace-static-x86_64: Process 19471 attached [pid 19470] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19469] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19468] +++ exited with 0 +++ [pid 19464] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19462] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19471 [pid 19472] set_robust_list(0x5555558625e0, 24) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19472] <... prctl resumed>) = 0 [pid 19470] <... set_robust_list resumed>) = 0 [pid 19469] <... set_robust_list resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19472 [pid 19472] setpgid(0, 0 [pid 19471] set_robust_list(0x5555558625e0, 24 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19470] perf_event_open( [pid 19469] perf_event_open(./strace-static-x86_64: Process 19473 attached [pid 19472] <... setpgid resumed>) = 0 [pid 19471] <... set_robust_list resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19473 [pid 19473] set_robust_list(0x5555558625e0, 24 [pid 19472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19470] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19469] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19474 attached [pid 19473] <... set_robust_list resumed>) = 0 [pid 19472] <... openat resumed>) = 3 [pid 19471] <... prctl resumed>) = 0 [pid 19470] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19469] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19472] write(3, "1000", 4 [pid 19471] setpgid(0, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19474 [pid 19473] <... prctl resumed>) = 0 [pid 19472] <... write resumed>) = 4 [pid 19471] <... setpgid resumed>) = 0 [pid 19473] setpgid(0, 0 [pid 19472] close(3 [pid 19471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19470] <... futex resumed>) = 1 [pid 19473] <... setpgid resumed>) = 0 [pid 19472] <... close resumed>) = 0 [pid 19471] <... openat resumed>) = 3 [pid 19470] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19469] <... futex resumed>) = 1 [pid 19467] <... futex resumed>) = 0 [pid 19464] <... futex resumed>) = 0 [pid 19474] set_robust_list(0x5555558625e0, 24 [pid 19473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19472] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19471] write(3, "1000", 4 [pid 19469] perf_event_open(NULL, -1, 0, -1, 0 [pid 19467] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19464] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19474] <... set_robust_list resumed>) = 0 [pid 19473] <... openat resumed>) = 3 [pid 19472] <... futex resumed>) = 0 [pid 19471] <... write resumed>) = 4 [pid 19470] <... futex resumed>) = 0 [pid 19469] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19467] <... futex resumed>) = 0 [pid 19464] <... futex resumed>) = 1 [pid 19473] write(3, "1000", 4 [pid 19472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19471] close(3 [pid 19470] perf_event_open(NULL, -1, 0, -1, 0 [pid 19469] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19467] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19464] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19473] <... write resumed>) = 4 [pid 19472] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19471] <... close resumed>) = 0 [pid 19470] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19469] <... futex resumed>) = 0 [pid 19467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19473] close(3 [pid 19472] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19471] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19470] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19469] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19467] exit_group(0 [pid 19474] <... prctl resumed>) = 0 [pid 19473] <... close resumed>) = 0 [pid 19472] <... mprotect resumed>) = 0 [pid 19471] <... futex resumed>) = 0 [pid 19470] <... futex resumed>) = 1 [pid 19469] <... futex resumed>) = ? [pid 19467] <... exit_group resumed>) = ? [pid 19464] <... futex resumed>) = 0 [pid 19474] setpgid(0, 0 [pid 19473] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19472] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19470] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19469] +++ exited with 0 +++ [pid 19464] exit_group(0 [pid 19467] +++ exited with 0 +++ [pid 19474] <... setpgid resumed>) = 0 [pid 19473] <... futex resumed>) = 0 [pid 19471] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19470] <... futex resumed>) = ? [pid 19464] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19475 attached [pid 19474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19472] <... clone resumed>, parent_tid=[19475], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19475 [pid 19471] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19470] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19467, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19473] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19472] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19471] <... mprotect resumed>) = 0 [pid 19475] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19474] <... openat resumed>) = 3 [pid 19473] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19472] <... futex resumed>) = 0 [pid 19471] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19464] +++ exited with 0 +++ ./strace-static-x86_64: Process 19476 attached [pid 19475] <... set_robust_list resumed>) = 0 [pid 19474] write(3, "1000", 4 [pid 19473] <... mprotect resumed>) = 0 [pid 19472] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19476] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19475] perf_event_open( [pid 19474] <... write resumed>) = 4 [pid 19473] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19471] <... clone resumed>, parent_tid=[19476], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19476 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19477 attached [pid 19476] <... set_robust_list resumed>) = 0 [pid 19474] close(3 [pid 19471] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19479 attached ./strace-static-x86_64: Process 19478 attached [pid 19477] set_robust_list(0x5555558625e0, 24 [pid 19476] perf_event_open( [pid 19475] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19474] <... close resumed>) = 0 [pid 19473] <... clone resumed>, parent_tid=[19478], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19478 [pid 19471] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19477 [pid 19477] <... set_robust_list resumed>) = 0 [pid 19473] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19471] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19479 [pid 19477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19473] <... futex resumed>) = 0 [pid 19477] <... prctl resumed>) = 0 [pid 19473] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19477] setpgid(0, 0 [pid 19476] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19475] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19474] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19479] set_robust_list(0x5555558625e0, 24 [pid 19477] <... setpgid resumed>) = 0 [pid 19476] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19475] <... futex resumed>) = 1 [pid 19474] <... futex resumed>) = 0 [pid 19472] <... futex resumed>) = 0 [pid 19479] <... set_robust_list resumed>) = 0 [pid 19478] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19476] <... futex resumed>) = 1 [pid 19475] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19472] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19471] <... futex resumed>) = 0 [pid 19479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19478] <... set_robust_list resumed>) = 0 [pid 19477] <... openat resumed>) = 3 [pid 19476] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19474] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19472] <... futex resumed>) = 0 [pid 19471] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19479] <... prctl resumed>) = 0 [pid 19477] write(3, "1000", 4 [pid 19476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19475] perf_event_open(NULL, -1, 0, -1, 0 [pid 19474] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19472] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19471] <... futex resumed>) = 0 [pid 19479] setpgid(0, 0 [pid 19477] <... write resumed>) = 4 [pid 19476] perf_event_open(NULL, -1, 0, -1, 0 [pid 19475] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19474] <... mprotect resumed>) = 0 [pid 19471] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19479] <... setpgid resumed>) = 0 [pid 19477] close(3 [pid 19476] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19475] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19474] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19477] <... close resumed>) = 0 [pid 19476] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19475] <... futex resumed>) = 1 [pid 19472] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19480 attached [pid 19479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19477] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19476] <... futex resumed>) = 1 [pid 19475] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19474] <... clone resumed>, parent_tid=[19480], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19480 [pid 19472] exit_group(0 [pid 19478] perf_event_open( [pid 19471] <... futex resumed>) = 0 [pid 19479] <... openat resumed>) = 3 [pid 19477] <... futex resumed>) = 0 [pid 19476] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19475] <... futex resumed>) = ? [pid 19474] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19472] <... exit_group resumed>) = ? [pid 19471] exit_group(0 [pid 19478] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19480] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19479] write(3, "1000", 4 [pid 19477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19475] +++ exited with 0 +++ [pid 19474] <... futex resumed>) = 0 [pid 19472] +++ exited with 0 +++ [pid 19471] <... exit_group resumed>) = ? [pid 19480] <... set_robust_list resumed>) = 0 [pid 19479] <... write resumed>) = 4 [pid 19478] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19477] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19476] <... futex resumed>) = ? [pid 19474] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19480] perf_event_open( [pid 19479] close(3 [pid 19478] <... futex resumed>) = 1 [pid 19477] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19473] <... futex resumed>) = 0 [pid 19480] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19479] <... close resumed>) = 0 [pid 19478] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19476] +++ exited with 0 +++ [pid 19471] +++ exited with 0 +++ [pid 19480] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19479] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19477] <... mprotect resumed>) = 0 [pid 19473] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19471, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19480] <... futex resumed>) = 1 [pid 19479] <... futex resumed>) = 0 [pid 19478] perf_event_open(NULL, -1, 0, -1, 0 [pid 19477] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19474] <... futex resumed>) = 0 [pid 19473] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19481 attached [pid 19480] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19478] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19474] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19473] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19482 attached [pid 19481] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19479] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19478] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19477] <... clone resumed>, parent_tid=[19481], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19481 [pid 19474] <... futex resumed>) = 0 [pid 19473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19482 [pid 19482] set_robust_list(0x5555558625e0, 24 [pid 19481] <... set_robust_list resumed>) = 0 [pid 19480] perf_event_open(NULL, -1, 0, -1, 0 [pid 19479] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19478] <... futex resumed>) = 0 [pid 19477] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19474] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19473] exit_group(0 [pid 19482] <... set_robust_list resumed>) = 0 [pid 19481] perf_event_open( [pid 19480] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19479] <... mprotect resumed>) = 0 [pid 19477] <... futex resumed>) = 0 [pid 19473] <... exit_group resumed>) = ? [pid 19482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19481] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19480] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19479] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19477] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19482] <... prctl resumed>) = 0 [pid 19481] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19482] setpgid(0, 0 [pid 19481] <... futex resumed>) = 0 [pid 19478] +++ exited with 0 +++ [pid 19477] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19473] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19480] <... futex resumed>) = 1 [pid 19474] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19483 attached ./strace-static-x86_64: Process 19484 attached [pid 19482] <... setpgid resumed>) = 0 [pid 19481] perf_event_open(NULL, -1, 0, -1, 0 [pid 19480] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19477] <... futex resumed>) = 0 [pid 19474] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19481] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19477] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19484 [pid 19483] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19482] <... openat resumed>) = 3 [pid 19481] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19480] <... futex resumed>) = ? [pid 19479] <... clone resumed>, parent_tid=[19483], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19483 [pid 19477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19474] <... exit_group resumed>) = ? [pid 19482] write(3, "1000", 4 [pid 19481] <... futex resumed>) = 0 [pid 19477] exit_group(0 [pid 19482] <... write resumed>) = 4 [pid 19480] +++ exited with 0 +++ [pid 19479] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19477] <... exit_group resumed>) = ? [pid 19484] set_robust_list(0x5555558625e0, 24 [pid 19483] <... set_robust_list resumed>) = 0 [pid 19482] close(3 [pid 19481] +++ exited with 0 +++ [pid 19479] <... futex resumed>) = 0 [pid 19477] +++ exited with 0 +++ [pid 19474] +++ exited with 0 +++ [pid 19482] <... close resumed>) = 0 [pid 19479] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19485 attached [pid 19484] <... set_robust_list resumed>) = 0 [pid 19483] perf_event_open( [pid 19482] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19485] set_robust_list(0x5555558625e0, 24 [pid 19484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19483] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19482] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19485 [pid 19485] <... set_robust_list resumed>) = 0 [pid 19482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19484] <... prctl resumed>) = 0 [pid 19483] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19482] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19486 attached [pid 19485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19484] setpgid(0, 0 [pid 19483] <... futex resumed>) = 1 [pid 19482] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19479] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19487 attached [pid 19486] set_robust_list(0x5555558625e0, 24 [pid 19485] <... prctl resumed>) = 0 [pid 19484] <... setpgid resumed>) = 0 [pid 19483] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19482] <... mprotect resumed>) = 0 [pid 19479] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19486 [pid 19487] set_robust_list(0x5555558625e0, 24 [pid 19486] <... set_robust_list resumed>) = 0 [pid 19485] setpgid(0, 0 [pid 19484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19482] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19479] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19487 [pid 19487] <... set_robust_list resumed>) = 0 [pid 19486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19485] <... setpgid resumed>) = 0 [pid 19484] <... openat resumed>) = 3 [pid 19483] perf_event_open(NULL, -1, 0, -1, 0 [pid 19479] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19486] <... prctl resumed>) = 0 [pid 19485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19484] write(3, "1000", 4 [pid 19483] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19482] <... clone resumed>, parent_tid=[19488], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19488 ./strace-static-x86_64: Process 19488 attached [pid 19487] <... prctl resumed>) = 0 [pid 19486] setpgid(0, 0 [pid 19485] <... openat resumed>) = 3 [pid 19484] <... write resumed>) = 4 [pid 19483] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19482] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19487] setpgid(0, 0 [pid 19486] <... setpgid resumed>) = 0 [pid 19485] write(3, "1000", 4 [pid 19484] close(3 [pid 19483] <... futex resumed>) = 1 [pid 19482] <... futex resumed>) = 0 [pid 19479] <... futex resumed>) = 0 [pid 19488] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19487] <... setpgid resumed>) = 0 [pid 19486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19485] <... write resumed>) = 4 [pid 19484] <... close resumed>) = 0 [pid 19483] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19482] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19479] exit_group(0 [pid 19488] <... set_robust_list resumed>) = 0 [pid 19487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19486] <... openat resumed>) = 3 [pid 19485] close(3 [pid 19484] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19483] <... futex resumed>) = ? [pid 19479] <... exit_group resumed>) = ? [pid 19488] perf_event_open( [pid 19487] <... openat resumed>) = 3 [pid 19486] write(3, "1000", 4 [pid 19485] <... close resumed>) = 0 [pid 19484] <... futex resumed>) = 0 [pid 19483] +++ exited with 0 +++ [pid 19486] <... write resumed>) = 4 [pid 19485] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19479] +++ exited with 0 +++ [pid 19488] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19487] write(3, "1000", 4 [pid 19486] close(3 [pid 19485] <... futex resumed>) = 0 [pid 19484] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19488] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19487] <... write resumed>) = 4 [pid 19486] <... close resumed>) = 0 [pid 19485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19484] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19488] <... futex resumed>) = 1 [pid 19487] close(3 [pid 19486] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19485] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19484] <... mprotect resumed>) = 0 [pid 19482] <... futex resumed>) = 0 [pid 19488] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19487] <... close resumed>) = 0 [pid 19486] <... futex resumed>) = 0 [pid 19485] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19484] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19482] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19487] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19485] <... mprotect resumed>) = 0 [pid 19482] <... futex resumed>) = 0 [pid 19488] perf_event_open(NULL, -1, 0, -1, 0 [pid 19487] <... futex resumed>) = 0 [pid 19484] <... clone resumed>, parent_tid=[19489], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19489 [pid 19488] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19486] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19484] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19482] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19488] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19487] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19486] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19485] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19484] <... futex resumed>) = 0 [pid 19482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19490 [pid 19488] <... futex resumed>) = 0 [pid 19487] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19486] <... mprotect resumed>) = 0 [pid 19484] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19482] exit_group(0./strace-static-x86_64: Process 19490 attached [pid 19487] <... mprotect resumed>) = 0 [pid 19486] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19485] <... clone resumed>, parent_tid=[19491], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19491 [pid 19482] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19491 attached ./strace-static-x86_64: Process 19489 attached [pid 19490] set_robust_list(0x5555558625e0, 24 [pid 19488] +++ exited with 0 +++ [pid 19487] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19485] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19490] <... set_robust_list resumed>) = 0 [pid 19490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19487] <... clone resumed>, parent_tid=[19493], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19493 [pid 19490] <... prctl resumed>) = 0 [pid 19487] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19482] +++ exited with 0 +++ [pid 19485] <... futex resumed>) = 0 [pid 19486] <... clone resumed>, parent_tid=[19492], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19492 [pid 19490] setpgid(0, 0 [pid 19487] <... futex resumed>) = 0 [pid 19486] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19485] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19490] <... setpgid resumed>) = 0 [pid 19487] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19486] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19491] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19489] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19486] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19493 attached ./strace-static-x86_64: Process 19494 attached [pid 19491] <... set_robust_list resumed>) = 0 [pid 19490] <... openat resumed>) = 3 [pid 19489] <... set_robust_list resumed>) = 0 [pid 19493] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19491] perf_event_open( [pid 19490] write(3, "1000", 4 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19494 [pid 19489] perf_event_open(./strace-static-x86_64: Process 19492 attached [pid 19493] <... set_robust_list resumed>) = 0 [pid 19491] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19490] <... write resumed>) = 4 [pid 19489] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19493] perf_event_open( [pid 19492] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19491] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19490] close(3 [pid 19489] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19494] set_robust_list(0x5555558625e0, 24 [pid 19493] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19492] <... set_robust_list resumed>) = 0 [pid 19491] <... futex resumed>) = 1 [pid 19490] <... close resumed>) = 0 [pid 19489] <... futex resumed>) = 1 [pid 19485] <... futex resumed>) = 0 [pid 19484] <... futex resumed>) = 0 [pid 19494] <... set_robust_list resumed>) = 0 [pid 19493] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19492] perf_event_open( [pid 19491] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19490] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19489] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19485] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19484] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19493] <... futex resumed>) = 1 [pid 19492] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19490] <... futex resumed>) = 0 [pid 19489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19487] <... futex resumed>) = 0 [pid 19485] <... futex resumed>) = 0 [pid 19484] <... futex resumed>) = 0 [pid 19494] <... prctl resumed>) = 0 [pid 19493] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19492] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19491] perf_event_open(NULL, -1, 0, -1, 0 [pid 19490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19489] perf_event_open(NULL, -1, 0, -1, 0 [pid 19487] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19485] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19484] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19494] setpgid(0, 0 [pid 19493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19492] <... futex resumed>) = 1 [pid 19491] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19490] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19489] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19487] <... futex resumed>) = 0 [pid 19486] <... futex resumed>) = 0 [pid 19494] <... setpgid resumed>) = 0 [pid 19493] perf_event_open(NULL, -1, 0, -1, 0 [pid 19492] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19491] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19490] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19489] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19487] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19486] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19493] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19491] <... futex resumed>) = 1 [pid 19490] <... mprotect resumed>) = 0 [pid 19489] <... futex resumed>) = 1 [pid 19486] <... futex resumed>) = 0 [pid 19485] <... futex resumed>) = 0 [pid 19484] <... futex resumed>) = 0 [pid 19494] <... openat resumed>) = 3 [pid 19493] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19492] perf_event_open(NULL, -1, 0, -1, 0 [pid 19491] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19490] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19489] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19486] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19485] exit_group(0 [pid 19484] exit_group(0./strace-static-x86_64: Process 19495 attached [pid 19494] write(3, "1000", 4 [pid 19493] <... futex resumed>) = 1 [pid 19492] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19491] <... futex resumed>) = ? [pid 19489] <... futex resumed>) = ? [pid 19487] <... futex resumed>) = 0 [pid 19485] <... exit_group resumed>) = ? [pid 19484] <... exit_group resumed>) = ? [pid 19494] <... write resumed>) = 4 [pid 19493] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19492] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19491] +++ exited with 0 +++ [pid 19490] <... clone resumed>, parent_tid=[19495], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19495 [pid 19489] +++ exited with 0 +++ [pid 19487] exit_group(0 [pid 19485] +++ exited with 0 +++ [pid 19495] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19484] +++ exited with 0 +++ [pid 19495] <... set_robust_list resumed>) = 0 [pid 19494] close(3 [pid 19493] <... futex resumed>) = ? [pid 19492] <... futex resumed>) = 1 [pid 19490] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19487] <... exit_group resumed>) = ? [pid 19486] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19484, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19495] perf_event_open( [pid 19494] <... close resumed>) = 0 [pid 19493] +++ exited with 0 +++ [pid 19492] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19490] <... futex resumed>) = 0 [pid 19487] +++ exited with 0 +++ [pid 19486] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19495] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19494] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19492] <... futex resumed>) = ? [pid 19490] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19486] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19495] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19494] <... futex resumed>) = 0 [pid 19492] +++ exited with 0 +++ [pid 19495] <... futex resumed>) = 1 [pid 19490] <... futex resumed>) = 0 [pid 19486] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19496 [pid 19495] perf_event_open(NULL, -1, 0, -1, 0 [pid 19494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19490] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19496 attached [pid 19495] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19494] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19490] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19495] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19494] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19490] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19495] <... futex resumed>) = 0 [pid 19494] <... mprotect resumed>) = 0 [pid 19490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] <... restart_syscall resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19495] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19494] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19490] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19495] <... futex resumed>) = ? [pid 19490] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19497 attached [pid 19496] set_robust_list(0x5555558625e0, 24 [pid 19495] +++ exited with 0 +++ [pid 19494] <... clone resumed>, parent_tid=[19498], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19498 [pid 19490] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19497 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19499 [pid 19494] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19498 attached [pid 19498] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19498] perf_event_open( [pid 19494] <... futex resumed>) = 0 [pid 19494] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19500 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19498] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19496] <... set_robust_list resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19499 attached [pid 19498] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19499] set_robust_list(0x5555558625e0, 24 [pid 19498] <... futex resumed>) = 1 [pid 19494] <... futex resumed>) = 0 [pid 19499] <... set_robust_list resumed>) = 0 [pid 19494] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19498] perf_event_open(NULL, -1, 0, -1, 0 [pid 19496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19500 attached [pid 19499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19498] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19497] set_robust_list(0x5555558625e0, 24 [pid 19494] <... futex resumed>) = 0 [pid 19500] set_robust_list(0x5555558625e0, 24 [pid 19499] <... prctl resumed>) = 0 [pid 19498] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19500] <... set_robust_list resumed>) = 0 [pid 19499] setpgid(0, 0 [pid 19498] <... futex resumed>) = 0 [pid 19497] <... set_robust_list resumed>) = 0 [pid 19496] <... prctl resumed>) = 0 [pid 19494] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19499] <... setpgid resumed>) = 0 [pid 19498] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19496] setpgid(0, 0 [pid 19494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19501 [pid 19500] <... prctl resumed>) = 0 [pid 19499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19496] <... setpgid resumed>) = 0 [pid 19494] exit_group(0./strace-static-x86_64: Process 19501 attached [pid 19500] setpgid(0, 0 [pid 19499] <... openat resumed>) = 3 [pid 19498] <... futex resumed>) = ? [pid 19497] <... prctl resumed>) = 0 [pid 19494] <... exit_group resumed>) = ? [pid 19496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19501] set_robust_list(0x5555558625e0, 24 [pid 19500] <... setpgid resumed>) = 0 [pid 19499] write(3, "1000", 4 [pid 19498] +++ exited with 0 +++ [pid 19501] <... set_robust_list resumed>) = 0 [pid 19500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19499] <... write resumed>) = 4 [pid 19501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19500] <... openat resumed>) = 3 [pid 19499] close(3 [pid 19497] setpgid(0, 0 [pid 19496] <... openat resumed>) = 3 [pid 19494] +++ exited with 0 +++ [pid 19501] <... prctl resumed>) = 0 [pid 19500] write(3, "1000", 4 [pid 19499] <... close resumed>) = 0 [pid 19497] <... setpgid resumed>) = 0 [pid 19496] write(3, "1000", 4 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19501] setpgid(0, 0 [pid 19500] <... write resumed>) = 4 [pid 19499] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19496] <... write resumed>) = 4 [pid 19501] <... setpgid resumed>) = 0 [pid 19500] close(3 [pid 19499] <... futex resumed>) = 0 [pid 19497] <... openat resumed>) = 3 [pid 19496] close(3 [pid 19501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19500] <... close resumed>) = 0 [pid 19499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19497] write(3, "1000", 4 [pid 19496] <... close resumed>) = 0 [pid 19501] <... openat resumed>) = 3 [pid 19500] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19499] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19497] <... write resumed>) = 4 [pid 19496] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19501] write(3, "1000", 4 [pid 19500] <... futex resumed>) = 0 [pid 19499] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19497] close(3 [pid 19496] <... futex resumed>) = 0 [pid 19501] <... write resumed>) = 4 [pid 19500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19499] <... mprotect resumed>) = 0 [pid 19497] <... close resumed>) = 0 [pid 19496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19501] close(3 [pid 19500] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19499] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19497] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19502 attached [pid 19501] <... close resumed>) = 0 [pid 19500] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19497] <... futex resumed>) = 0 [pid 19496] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19502] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19501] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19500] <... mprotect resumed>) = 0 [pid 19499] <... clone resumed>, parent_tid=[19502], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19502 [pid 19497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19496] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19501] <... futex resumed>) = 0 [pid 19500] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19499] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19499] <... futex resumed>) = 0 [pid 19496] <... mprotect resumed>) = 0 [pid 19497] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19502] <... set_robust_list resumed>) = 0 [pid 19501] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19500] <... clone resumed>, parent_tid=[19504], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19504 [pid 19499] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19503 [pid 19501] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19500] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19497] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19496] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19503 attached [pid 19501] <... mprotect resumed>) = 0 [pid 19500] <... futex resumed>) = 0 [pid 19497] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19504 attached [pid 19503] set_robust_list(0x5555558625e0, 24 [pid 19502] perf_event_open( [pid 19501] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19500] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19506 attached [pid 19504] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19503] <... set_robust_list resumed>) = 0 [pid 19502] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19497] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19496] <... clone resumed>, parent_tid=[19505], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19505 [pid 19506] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19504] <... set_robust_list resumed>) = 0 [pid 19503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19502] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19501] <... clone resumed>, parent_tid=[19506], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19506 ./strace-static-x86_64: Process 19505 attached [pid 19503] <... prctl resumed>) = 0 [pid 19501] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19496] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19505] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19503] setpgid(0, 0 [pid 19501] <... futex resumed>) = 0 [pid 19505] <... set_robust_list resumed>) = 0 [pid 19503] <... setpgid resumed>) = 0 [pid 19501] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19497] <... clone resumed>, parent_tid=[19507], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19507 [pid 19496] <... futex resumed>) = 0 [pid 19502] <... futex resumed>) = 1 [pid 19499] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19507 attached [pid 19506] <... set_robust_list resumed>) = 0 [pid 19505] perf_event_open( [pid 19504] perf_event_open( [pid 19503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19499] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19502] perf_event_open(NULL, -1, 0, -1, 0 [pid 19497] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19496] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19505] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19504] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19503] <... openat resumed>) = 3 [pid 19502] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19499] <... futex resumed>) = 0 [pid 19497] <... futex resumed>) = 0 [pid 19505] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19504] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19503] write(3, "1000", 4 [pid 19502] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19499] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19497] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19505] <... futex resumed>) = 1 [pid 19504] <... futex resumed>) = 1 [pid 19503] <... write resumed>) = 4 [pid 19502] <... futex resumed>) = 0 [pid 19500] <... futex resumed>) = 0 [pid 19499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19496] <... futex resumed>) = 0 [pid 19506] perf_event_open( [pid 19507] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19505] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19504] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19503] close(3 [pid 19502] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19500] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19499] exit_group(0 [pid 19496] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19506] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19507] <... set_robust_list resumed>) = 0 [pid 19506] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19503] <... close resumed>) = 0 [pid 19502] <... futex resumed>) = ? [pid 19500] <... futex resumed>) = 0 [pid 19499] <... exit_group resumed>) = ? [pid 19496] <... futex resumed>) = 0 [pid 19507] perf_event_open( [pid 19506] <... futex resumed>) = 1 [pid 19505] perf_event_open(NULL, -1, 0, -1, 0 [pid 19504] perf_event_open(NULL, -1, 0, -1, 0 [pid 19503] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19502] +++ exited with 0 +++ [pid 19501] <... futex resumed>) = 0 [pid 19500] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19507] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19506] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19505] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19504] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19503] <... futex resumed>) = 0 [pid 19501] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19499] +++ exited with 0 +++ [pid 19496] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19507] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19505] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19504] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19501] <... futex resumed>) = 0 [pid 19496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19507] <... futex resumed>) = 1 [pid 19506] perf_event_open(NULL, -1, 0, -1, 0 [pid 19505] <... futex resumed>) = 0 [pid 19504] <... futex resumed>) = 1 [pid 19503] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19501] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19500] <... futex resumed>) = 0 [pid 19497] <... futex resumed>) = 0 [pid 19496] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19499, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19507] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19506] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19504] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19503] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19500] exit_group(0 [pid 19497] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19496] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19506] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19505] +++ exited with 0 +++ [pid 19504] <... futex resumed>) = ? [pid 19503] <... mprotect resumed>) = 0 [pid 19500] <... exit_group resumed>) = ? [pid 19497] <... futex resumed>) = 0 [pid 19496] +++ exited with 0 +++ [pid 19506] <... futex resumed>) = 1 [pid 19503] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19501] <... futex resumed>) = 0 [pid 19501] exit_group(0 [pid 19503] <... clone resumed>, parent_tid=[19509], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19509 [pid 19501] <... exit_group resumed>) = ? [pid 19503] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19503] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19504] +++ exited with 0 +++ [pid 19500] +++ exited with 0 +++ [pid 19497] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19507] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19508 [pid 19507] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 19508 attached [pid 19508] set_robust_list(0x5555558625e0, 24) = 0 [pid 19508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19508] setpgid(0, 0 [pid 19506] +++ exited with 0 +++ [pid 19501] +++ exited with 0 +++ [pid 19508] <... setpgid resumed>) = 0 [pid 19508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19507] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19501, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19507] <... futex resumed>) = 1 [pid 19497] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19497] exit_group(0 [pid 19508] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19509 attached [pid 19508] write(3, "1000", 4 [pid 19509] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19508] <... write resumed>) = 4 [pid 19497] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19509] <... set_robust_list resumed>) = 0 [pid 19508] close(3 [pid 19509] perf_event_open( [pid 19508] <... close resumed>) = 0 [pid 19509] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19508] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19509] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19508] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19510 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19511 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19510 attached [pid 19509] <... futex resumed>) = 1 [pid 19508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19503] <... futex resumed>) = 0 [pid 19510] set_robust_list(0x5555558625e0, 24 [pid 19509] perf_event_open(NULL, -1, 0, -1, 0 [pid 19508] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19503] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19510] <... set_robust_list resumed>) = 0 [pid 19509] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19508] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19507] +++ exited with 0 +++ [pid 19503] <... futex resumed>) = 0 [pid 19497] +++ exited with 0 +++ [pid 19510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19509] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19508] <... mprotect resumed>) = 0 [pid 19503] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19511 attached [pid 19510] <... prctl resumed>) = 0 [pid 19509] <... futex resumed>) = 0 [pid 19508] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19512 [pid 19511] set_robust_list(0x5555558625e0, 24 [pid 19510] setpgid(0, 0 [pid 19509] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19503] exit_group(0./strace-static-x86_64: Process 19513 attached ./strace-static-x86_64: Process 19512 attached [pid 19511] <... set_robust_list resumed>) = 0 [pid 19510] <... setpgid resumed>) = 0 [pid 19509] <... futex resumed>) = ? [pid 19508] <... clone resumed>, parent_tid=[19513], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19513 [pid 19503] <... exit_group resumed>) = ? [pid 19513] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19512] set_robust_list(0x5555558625e0, 24 [pid 19511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19509] +++ exited with 0 +++ [pid 19508] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19503] +++ exited with 0 +++ [pid 19513] <... set_robust_list resumed>) = 0 [pid 19512] <... set_robust_list resumed>) = 0 [pid 19511] <... prctl resumed>) = 0 [pid 19510] <... openat resumed>) = 3 [pid 19508] <... futex resumed>) = 0 [pid 19513] perf_event_open( [pid 19512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19511] setpgid(0, 0 [pid 19510] write(3, "1000", 4 [pid 19508] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19513] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19512] <... prctl resumed>) = 0 [pid 19511] <... setpgid resumed>) = 0 [pid 19510] <... write resumed>) = 4 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19513] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19512] setpgid(0, 0 [pid 19511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19510] close(3 [pid 19512] <... setpgid resumed>) = 0 [pid 19510] <... close resumed>) = 0 [pid 19512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19510] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19512] <... openat resumed>) = 3 [pid 19510] <... futex resumed>) = 0 [pid 19513] <... futex resumed>) = 1 [pid 19512] write(3, "1000", 4 [pid 19511] <... openat resumed>) = 3 [pid 19510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19508] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19514 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19513] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19512] <... write resumed>) = 4 [pid 19511] write(3, "1000", 4 [pid 19510] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19508] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19514 attached [pid 19512] close(3 [pid 19510] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19508] <... futex resumed>) = 0 [pid 19514] set_robust_list(0x5555558625e0, 24 [pid 19513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19512] <... close resumed>) = 0 [pid 19511] <... write resumed>) = 4 [pid 19510] <... mprotect resumed>) = 0 [pid 19508] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19514] <... set_robust_list resumed>) = 0 [pid 19513] perf_event_open(NULL, -1, 0, -1, 0 [pid 19512] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19511] close(3 [pid 19510] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19515 [pid 19514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19513] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19512] <... futex resumed>) = 0 [pid 19511] <... close resumed>) = 0 ./strace-static-x86_64: Process 19515 attached [pid 19514] <... prctl resumed>) = 0 [pid 19513] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19511] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19510] <... clone resumed>, parent_tid=[19516], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19516 ./strace-static-x86_64: Process 19516 attached [pid 19515] set_robust_list(0x5555558625e0, 24 [pid 19514] setpgid(0, 0 [pid 19513] <... futex resumed>) = 1 [pid 19512] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19511] <... futex resumed>) = 0 [pid 19510] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19508] <... futex resumed>) = 0 [pid 19515] <... set_robust_list resumed>) = 0 [pid 19514] <... setpgid resumed>) = 0 [pid 19513] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19512] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19510] <... futex resumed>) = 0 [pid 19508] exit_group(0 [pid 19516] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19513] <... futex resumed>) = ? [pid 19512] <... mprotect resumed>) = 0 [pid 19511] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19510] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19508] <... exit_group resumed>) = ? [pid 19516] perf_event_open( [pid 19515] <... prctl resumed>) = 0 [pid 19514] <... openat resumed>) = 3 [pid 19513] +++ exited with 0 +++ [pid 19512] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19511] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19508] +++ exited with 0 +++ [pid 19516] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19515] setpgid(0, 0 [pid 19514] write(3, "1000", 4 [pid 19511] <... mprotect resumed>) = 0 [pid 19515] <... setpgid resumed>) = 0 [pid 19514] <... write resumed>) = 4 [pid 19512] <... clone resumed>, parent_tid=[19517], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19517 [pid 19516] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19514] close(3 [pid 19512] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19511] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19517 attached [pid 19516] <... futex resumed>) = 1 [pid 19515] <... openat resumed>) = 3 [pid 19514] <... close resumed>) = 0 [pid 19512] <... futex resumed>) = 0 [pid 19510] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19516] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19515] write(3, "1000", 4 [pid 19514] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19512] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19511] <... clone resumed>, parent_tid=[19518], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19518 [pid 19510] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19515] <... write resumed>) = 4 [pid 19514] <... futex resumed>) = 0 [pid 19511] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19510] <... futex resumed>) = 0 [pid 19516] perf_event_open(NULL, -1, 0, -1, 0 [pid 19515] close(3 [pid 19514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19511] <... futex resumed>) = 0 [pid 19510] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19517] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19516] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19515] <... close resumed>) = 0 [pid 19514] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19511] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19518 attached [pid 19517] <... set_robust_list resumed>) = 0 [pid 19516] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19515] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19514] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19518] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19517] perf_event_open( [pid 19516] <... futex resumed>) = 1 [pid 19515] <... futex resumed>) = 0 [pid 19514] <... mprotect resumed>) = 0 [pid 19510] <... futex resumed>) = 0 [pid 19518] <... set_robust_list resumed>) = 0 [pid 19515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19514] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19518] perf_event_open( [pid 19517] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19516] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19515] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19510] exit_group(0./strace-static-x86_64: Process 19519 attached [pid 19518] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19517] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19515] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19514] <... clone resumed>, parent_tid=[19520], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19520 [pid 19510] <... exit_group resumed>) = ? [pid 19518] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19517] <... futex resumed>) = 1 [pid 19516] <... futex resumed>) = ? [pid 19515] <... mprotect resumed>) = 0 [pid 19514] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19512] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19519 [pid 19518] <... futex resumed>) = 1 [pid 19515] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19514] <... futex resumed>) = 0 [pid 19512] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19511] <... futex resumed>) = 0 [pid 19518] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19514] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19512] <... futex resumed>) = 0 [pid 19516] +++ exited with 0 +++ [pid 19515] <... clone resumed>, parent_tid=[19521], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19521 [pid 19512] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19510] +++ exited with 0 +++ [pid 19517] perf_event_open(NULL, -1, 0, -1, 0 [pid 19515] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19511] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19518] <... futex resumed>) = 0 [pid 19517] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19515] <... futex resumed>) = 0 [pid 19511] <... futex resumed>) = 1 [pid 19518] perf_event_open(NULL, -1, 0, -1, 0 [pid 19517] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19515] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19511] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19520 attached [pid 19519] set_robust_list(0x5555558625e0, 24 [pid 19518] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19517] <... futex resumed>) = 1 [pid 19512] <... futex resumed>) = 0 [pid 19520] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19519] <... set_robust_list resumed>) = 0 [pid 19518] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19517] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19512] exit_group(0./strace-static-x86_64: Process 19521 attached [pid 19520] <... set_robust_list resumed>) = 0 [pid 19518] <... futex resumed>) = 1 [pid 19517] <... futex resumed>) = ? [pid 19512] <... exit_group resumed>) = ? [pid 19511] <... futex resumed>) = 0 [pid 19521] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19520] perf_event_open( [pid 19519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19518] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19517] +++ exited with 0 +++ [pid 19512] +++ exited with 0 +++ [pid 19511] exit_group(0 [pid 19521] <... set_robust_list resumed>) = 0 [pid 19520] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19519] <... prctl resumed>) = 0 [pid 19518] <... futex resumed>) = ? [pid 19511] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19521] perf_event_open( [pid 19520] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19518] +++ exited with 0 +++ [pid 19521] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19520] <... futex resumed>) = 1 [pid 19514] <... futex resumed>) = 0 [pid 19521] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19520] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19514] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19521] <... futex resumed>) = 1 [pid 19520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19515] <... futex resumed>) = 0 [pid 19514] <... futex resumed>) = 0 [pid 19521] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19520] perf_event_open(NULL, -1, 0, -1, 0 [pid 19515] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19514] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19511] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19520] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19519] setpgid(0, 0 [pid 19515] <... futex resumed>) = 0 [pid 19521] perf_event_open(NULL, -1, 0, -1, 0 [pid 19520] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19515] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19521] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19520] <... futex resumed>) = 1 [pid 19514] <... futex resumed>) = 0 [pid 19521] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19520] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19519] <... setpgid resumed>) = 0 [pid 19514] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19522 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19521] <... futex resumed>) = 1 [pid 19520] <... futex resumed>) = ? [pid 19515] <... futex resumed>) = 0 [pid 19514] <... exit_group resumed>) = ? [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19522 attached [pid 19521] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19520] +++ exited with 0 +++ [pid 19519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19515] exit_group(0 [pid 19514] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19521] <... futex resumed>) = ? [pid 19515] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19523 attached [pid 19522] set_robust_list(0x5555558625e0, 24 [pid 19521] +++ exited with 0 +++ [pid 19519] <... openat resumed>) = 3 [pid 19515] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19522] <... set_robust_list resumed>) = 0 [pid 19519] write(3, "1000", 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19523 [pid 19523] set_robust_list(0x5555558625e0, 24 [pid 19519] <... write resumed>) = 4 [pid 19523] <... set_robust_list resumed>) = 0 [pid 19523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19515, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 19524 attached [pid 19522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19519] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19524 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19522] <... prctl resumed>) = 0 [pid 19519] <... close resumed>) = 0 [pid 19523] <... prctl resumed>) = 0 [pid 19523] setpgid(0, 0) = 0 [pid 19523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19523] write(3, "1000", 4) = 4 [pid 19523] close(3) = 0 [pid 19523] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19519] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19525 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19526 [pid 19522] setpgid(0, 0 [pid 19519] <... futex resumed>) = 0 [pid 19519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19522] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19525 attached [pid 19523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19519] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19525] set_robust_list(0x5555558625e0, 24 [pid 19524] set_robust_list(0x5555558625e0, 24 [pid 19523] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19519] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19526 attached [pid 19525] <... set_robust_list resumed>) = 0 [pid 19524] <... set_robust_list resumed>) = 0 [pid 19523] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19526] set_robust_list(0x5555558625e0, 24 [pid 19525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19523] <... mprotect resumed>) = 0 [pid 19522] <... openat resumed>) = 3 [pid 19519] <... mprotect resumed>) = 0 [pid 19526] <... set_robust_list resumed>) = 0 [pid 19525] <... prctl resumed>) = 0 [pid 19524] <... prctl resumed>) = 0 [pid 19523] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19522] write(3, "1000", 4./strace-static-x86_64: Process 19527 attached [pid 19526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19525] setpgid(0, 0 [pid 19524] setpgid(0, 0 [pid 19522] <... write resumed>) = 4 [pid 19519] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19527] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19526] <... prctl resumed>) = 0 [pid 19525] <... setpgid resumed>) = 0 [pid 19524] <... setpgid resumed>) = 0 [pid 19523] <... clone resumed>, parent_tid=[19527], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19527 [pid 19522] close(3 [pid 19526] setpgid(0, 0 [pid 19525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19523] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19522] <... close resumed>) = 0 [pid 19527] <... set_robust_list resumed>) = 0 [pid 19526] <... setpgid resumed>) = 0 [pid 19525] <... openat resumed>) = 3 [pid 19524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19523] <... futex resumed>) = 0 [pid 19522] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19519] <... clone resumed>, parent_tid=[19528], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19528 [pid 19527] perf_event_open( [pid 19526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19525] write(3, "1000", 4 [pid 19523] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19522] <... futex resumed>) = 0 [pid 19519] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19528 attached [pid 19527] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19526] <... openat resumed>) = 3 [pid 19525] <... write resumed>) = 4 [pid 19524] <... openat resumed>) = 3 [pid 19522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19519] <... futex resumed>) = 0 [pid 19528] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19527] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19526] write(3, "1000", 4 [pid 19525] close(3 [pid 19524] write(3, "1000", 4 [pid 19528] <... set_robust_list resumed>) = 0 [pid 19527] <... futex resumed>) = 1 [pid 19526] <... write resumed>) = 4 [pid 19525] <... close resumed>) = 0 [pid 19524] <... write resumed>) = 4 [pid 19523] <... futex resumed>) = 0 [pid 19522] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19519] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19528] perf_event_open( [pid 19527] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19526] close(3 [pid 19525] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19524] close(3 [pid 19523] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19522] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19528] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19526] <... close resumed>) = 0 [pid 19525] <... futex resumed>) = 0 [pid 19524] <... close resumed>) = 0 [pid 19523] <... futex resumed>) = 0 [pid 19522] <... mprotect resumed>) = 0 [pid 19528] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19527] perf_event_open(NULL, -1, 0, -1, 0 [pid 19526] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19524] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19523] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19528] <... futex resumed>) = 1 [pid 19527] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19526] <... futex resumed>) = 0 [pid 19525] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19524] <... futex resumed>) = 0 [pid 19522] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19519] <... futex resumed>) = 0 [pid 19528] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19527] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19525] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19519] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19527] <... futex resumed>) = 1 [pid 19526] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19525] <... mprotect resumed>) = 0 [pid 19523] <... futex resumed>) = 0 [pid 19524] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19522] <... clone resumed>, parent_tid=[19529], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19529 [pid 19528] perf_event_open(NULL, -1, 0, -1, 0 [pid 19527] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19526] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19525] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19524] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19523] exit_group(0 [pid 19522] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19519] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19529 attached [pid 19528] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19527] <... futex resumed>) = ? [pid 19526] <... mprotect resumed>) = 0 [pid 19524] <... mprotect resumed>) = 0 [pid 19523] <... exit_group resumed>) = ? [pid 19522] <... futex resumed>) = 0 [pid 19519] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19530 attached [pid 19529] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19528] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19527] +++ exited with 0 +++ [pid 19526] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19525] <... clone resumed>, parent_tid=[19530], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19530 [pid 19524] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19523] +++ exited with 0 +++ [pid 19522] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19530] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19529] <... set_robust_list resumed>) = 0 [pid 19528] <... futex resumed>) = 0 [pid 19525] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19519] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19530] <... set_robust_list resumed>) = 0 [pid 19529] perf_event_open( [pid 19526] <... clone resumed>, parent_tid=[19531], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19531 [pid 19525] <... futex resumed>) = 0 [pid 19524] <... clone resumed>, parent_tid=[19532], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19532 [pid 19519] <... exit_group resumed>) = ? [pid 19529] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19528] +++ exited with 0 +++ [pid 19526] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19525] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19524] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19529] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19526] <... futex resumed>) = 0 [pid 19529] <... futex resumed>) = 1 [pid 19526] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19522] <... futex resumed>) = 0 [pid 19529] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19522] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19522] <... futex resumed>) = 0 [pid 19529] perf_event_open(NULL, -1, 0, -1, 0 [pid 19522] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19519] +++ exited with 0 +++ [pid 19529] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19529] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19524] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19529] <... futex resumed>) = 1 [pid 19524] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19522] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19529] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19522] exit_group(0 [pid 19529] <... futex resumed>) = ? [pid 19522] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19533 attached ./strace-static-x86_64: Process 19532 attached ./strace-static-x86_64: Process 19531 attached [pid 19530] perf_event_open( [pid 19529] +++ exited with 0 +++ [pid 19522] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19530] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19522, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19533 [pid 19532] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19532] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19534 [pid 19530] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19532] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19532] <... futex resumed>) = 1 [pid 19530] <... futex resumed>) = 1 [pid 19525] <... futex resumed>) = 0 [pid 19524] <... futex resumed>) = 0 [pid 19532] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19525] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19524] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19525] <... futex resumed>) = 0 [pid 19524] <... futex resumed>) = 0 [pid 19532] perf_event_open(NULL, -1, 0, -1, 0 [pid 19525] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19524] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19530] perf_event_open(NULL, -1, 0, -1, 0./strace-static-x86_64: Process 19534 attached [pid 19533] set_robust_list(0x5555558625e0, 24 [pid 19532] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19530] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19535 ./strace-static-x86_64: Process 19535 attached [pid 19534] set_robust_list(0x5555558625e0, 24 [pid 19533] <... set_robust_list resumed>) = 0 [pid 19532] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19531] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19530] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19534] <... set_robust_list resumed>) = 0 [pid 19532] <... futex resumed>) = 1 [pid 19530] <... futex resumed>) = 1 [pid 19525] <... futex resumed>) = 0 [pid 19524] <... futex resumed>) = 0 [pid 19534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19532] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19531] <... set_robust_list resumed>) = 0 [pid 19530] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19525] exit_group(0 [pid 19524] exit_group(0 [pid 19535] set_robust_list(0x5555558625e0, 24 [pid 19534] <... prctl resumed>) = 0 [pid 19533] <... prctl resumed>) = 0 [pid 19532] <... futex resumed>) = ? [pid 19531] perf_event_open( [pid 19530] <... futex resumed>) = ? [pid 19525] <... exit_group resumed>) = ? [pid 19524] <... exit_group resumed>) = ? [pid 19535] <... set_robust_list resumed>) = 0 [pid 19534] setpgid(0, 0 [pid 19533] setpgid(0, 0 [pid 19532] +++ exited with 0 +++ [pid 19531] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19530] +++ exited with 0 +++ [pid 19525] +++ exited with 0 +++ [pid 19535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19534] <... setpgid resumed>) = 0 [pid 19533] <... setpgid resumed>) = 0 [pid 19531] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19524] +++ exited with 0 +++ [pid 19534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19524, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19535] <... prctl resumed>) = 0 [pid 19534] <... openat resumed>) = 3 [pid 19533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19531] <... futex resumed>) = 1 [pid 19526] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19535] setpgid(0, 0 [pid 19534] write(3, "1000", 4 [pid 19533] <... openat resumed>) = 3 [pid 19531] perf_event_open(NULL, -1, 0, -1, 0 [pid 19526] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19535] <... setpgid resumed>) = 0 [pid 19534] <... write resumed>) = 4 [pid 19533] write(3, "1000", 4 [pid 19531] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19526] <... futex resumed>) = 0 [pid 19535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19534] close(3 [pid 19533] <... write resumed>) = 4 [pid 19531] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19526] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19536 [pid 19535] <... openat resumed>) = 3 [pid 19534] <... close resumed>) = 0 [pid 19533] close(3 [pid 19531] <... futex resumed>) = 0 [pid 19526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19535] write(3, "1000", 4 [pid 19534] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19533] <... close resumed>) = 0 [pid 19531] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19526] exit_group(0 [pid 19535] <... write resumed>) = 4 [pid 19534] <... futex resumed>) = 0 [pid 19533] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19526] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19531] <... futex resumed>) = ? ./strace-static-x86_64: Process 19536 attached [pid 19535] close(3 [pid 19534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19533] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19537 attached [pid 19536] set_robust_list(0x5555558625e0, 24 [pid 19535] <... close resumed>) = 0 [pid 19534] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19531] +++ exited with 0 +++ [pid 19526] +++ exited with 0 +++ [pid 19536] <... set_robust_list resumed>) = 0 [pid 19535] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19534] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19533] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19537 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19537] set_robust_list(0x5555558625e0, 24 [pid 19536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19535] <... futex resumed>) = 0 [pid 19534] <... mprotect resumed>) = 0 [pid 19533] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19537] <... set_robust_list resumed>) = 0 [pid 19536] <... prctl resumed>) = 0 [pid 19535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19534] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19533] <... mprotect resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19538 attached [pid 19537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19536] setpgid(0, 0 [pid 19535] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19533] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19537] <... prctl resumed>) = 0 [pid 19536] <... setpgid resumed>) = 0 [pid 19535] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19534] <... clone resumed>, parent_tid=[19538], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19538 [pid 19538] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19539 attached [pid 19537] setpgid(0, 0 [pid 19536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19535] <... mprotect resumed>) = 0 [pid 19534] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19533] <... clone resumed>, parent_tid=[19539], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19539 [pid 19538] <... set_robust_list resumed>) = 0 [pid 19537] <... setpgid resumed>) = 0 [pid 19536] <... openat resumed>) = 3 [pid 19535] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19534] <... futex resumed>) = 0 [pid 19533] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19540 attached [pid 19539] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19538] perf_event_open( [pid 19537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19536] write(3, "1000", 4 [pid 19534] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19533] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19536] <... write resumed>) = 4 [pid 19535] <... clone resumed>, parent_tid=[19540], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19540 [pid 19533] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19536] close(3 [pid 19535] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19536] <... close resumed>) = 0 [pid 19535] <... futex resumed>) = 0 [pid 19536] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19535] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19536] <... futex resumed>) = 0 [pid 19538] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19537] <... openat resumed>) = 3 [pid 19536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19536] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19539] <... set_robust_list resumed>) = 0 [pid 19538] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19537] write(3, "1000", 4 [pid 19536] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19539] perf_event_open( [pid 19538] <... futex resumed>) = 1 [pid 19537] <... write resumed>) = 4 [pid 19534] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19541 [pid 19539] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19538] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19537] close(3 [pid 19536] <... clone resumed>, parent_tid=[19542], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19542 [pid 19534] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19541 attached [pid 19539] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19537] <... close resumed>) = 0 [pid 19536] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19534] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19542 attached [pid 19541] set_robust_list(0x5555558625e0, 24 [pid 19540] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19539] <... futex resumed>) = 1 [pid 19538] perf_event_open(NULL, -1, 0, -1, 0 [pid 19537] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19536] <... futex resumed>) = 0 [pid 19534] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19533] <... futex resumed>) = 0 [pid 19542] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19541] <... set_robust_list resumed>) = 0 [pid 19539] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19538] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19537] <... futex resumed>) = 0 [pid 19536] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19533] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19540] <... set_robust_list resumed>) = 0 [pid 19541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19538] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19533] <... futex resumed>) = 0 [pid 19541] <... prctl resumed>) = 0 [pid 19540] perf_event_open( [pid 19539] perf_event_open(NULL, -1, 0, -1, 0 [pid 19538] <... futex resumed>) = 1 [pid 19534] <... futex resumed>) = 0 [pid 19533] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19537] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19541] setpgid(0, 0 [pid 19539] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19538] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19537] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19534] exit_group(0 [pid 19540] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19541] <... setpgid resumed>) = 0 [pid 19539] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19538] <... futex resumed>) = ? [pid 19537] <... mprotect resumed>) = 0 [pid 19534] <... exit_group resumed>) = ? [pid 19540] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19542] <... set_robust_list resumed>) = 0 [pid 19541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19540] <... futex resumed>) = 1 [pid 19539] <... futex resumed>) = 1 [pid 19538] +++ exited with 0 +++ [pid 19537] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19533] <... futex resumed>) = 0 [pid 19541] <... openat resumed>) = 3 [pid 19540] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19539] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19535] <... futex resumed>) = 0 [pid 19534] +++ exited with 0 +++ [pid 19533] exit_group(0 [pid 19541] write(3, "1000", 4 [pid 19539] <... futex resumed>) = ? [pid 19537] <... clone resumed>, parent_tid=[19543], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19543 [pid 19535] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19533] <... exit_group resumed>) = ? [pid 19542] perf_event_open(./strace-static-x86_64: Process 19543 attached {type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19541] <... write resumed>) = 4 [pid 19540] <... futex resumed>) = 0 [pid 19539] +++ exited with 0 +++ [pid 19537] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19535] <... futex resumed>) = 1 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19543] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19542] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19541] close(3 [pid 19540] perf_event_open(NULL, -1, 0, -1, 0 [pid 19537] <... futex resumed>) = 0 [pid 19535] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19533] +++ exited with 0 +++ [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19543] <... set_robust_list resumed>) = 0 [pid 19542] <... futex resumed>) = 1 [pid 19541] <... close resumed>) = 0 [pid 19540] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19537] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19536] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... restart_syscall resumed>) = 0 [pid 19543] perf_event_open( [pid 19542] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19541] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19540] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19536] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19543] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19541] <... futex resumed>) = 0 [pid 19540] <... futex resumed>) = 1 [pid 19536] <... futex resumed>) = 0 [pid 19535] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19543] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19542] perf_event_open(NULL, -1, 0, -1, 0 [pid 19541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19540] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19536] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19535] exit_group(0 [pid 19543] <... futex resumed>) = 1 [pid 19542] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19541] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19540] <... futex resumed>) = ? [pid 19537] <... futex resumed>) = 0 [pid 19535] <... exit_group resumed>) = ? [pid 19543] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19542] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19541] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19540] +++ exited with 0 +++ [pid 19537] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19535] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19542] <... futex resumed>) = 1 [pid 19541] <... mprotect resumed>) = 0 [pid 19537] <... futex resumed>) = 0 [pid 19536] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19544 attached [pid 19543] perf_event_open(NULL, -1, 0, -1, 0 [pid 19542] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19541] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19537] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19536] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19546 attached ./strace-static-x86_64: Process 19545 attached [pid 19544] set_robust_list(0x5555558625e0, 24 [pid 19543] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19542] <... futex resumed>) = ? [pid 19536] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19544 [pid 19546] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19544] <... set_robust_list resumed>) = 0 [pid 19543] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19542] +++ exited with 0 +++ [pid 19541] <... clone resumed>, parent_tid=[19546], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19546 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19545 [pid 19546] <... set_robust_list resumed>) = 0 [pid 19544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19543] <... futex resumed>) = 1 [pid 19537] <... futex resumed>) = 0 [pid 19536] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19547 [pid 19546] perf_event_open( [pid 19544] <... prctl resumed>) = 0 [pid 19543] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19541] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19537] exit_group(0./strace-static-x86_64: Process 19547 attached [pid 19546] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19545] set_robust_list(0x5555558625e0, 24 [pid 19544] setpgid(0, 0 [pid 19543] <... futex resumed>) = ? [pid 19541] <... futex resumed>) = 0 [pid 19537] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19547] set_robust_list(0x5555558625e0, 24 [pid 19546] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19545] <... set_robust_list resumed>) = 0 [pid 19544] <... setpgid resumed>) = 0 [pid 19543] +++ exited with 0 +++ [pid 19541] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19546] <... futex resumed>) = 0 [pid 19544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19537] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19546] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19544] <... openat resumed>) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... restart_syscall resumed>) = 0 [pid 19544] write(3, "1000", 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19544] <... write resumed>) = 4 [pid 19541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] <... restart_syscall resumed>) = 0 [pid 19547] <... set_robust_list resumed>) = 0 [pid 19545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19544] close(3 [pid 19541] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19546] <... futex resumed>) = 0 [pid 19545] <... prctl resumed>) = 0 [pid 19544] <... close resumed>) = 0 [pid 19541] <... futex resumed>) = 1 [pid 19547] <... prctl resumed>) = 0 [pid 19545] setpgid(0, 0 [pid 19544] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19541] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19546] perf_event_open(NULL, -1, 0, -1, 0./strace-static-x86_64: Process 19548 attached [pid 19547] setpgid(0, 0 [pid 19545] <... setpgid resumed>) = 0 [pid 19544] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19548 [pid 19547] <... setpgid resumed>) = 0 [pid 19546] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19548] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 19549 attached [pid 19547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19548] <... set_robust_list resumed>) = 0 [pid 19546] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19545] <... openat resumed>) = 3 [pid 19544] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19549 [pid 19548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19547] <... openat resumed>) = 3 [pid 19546] <... futex resumed>) = 1 [pid 19545] write(3, "1000", 4 [pid 19544] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19541] <... futex resumed>) = 0 [pid 19548] <... prctl resumed>) = 0 [pid 19547] write(3, "1000", 4 [pid 19546] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19545] <... write resumed>) = 4 [pid 19544] <... mprotect resumed>) = 0 [pid 19541] exit_group(0 [pid 19548] setpgid(0, 0 [pid 19547] <... write resumed>) = 4 [pid 19545] close(3 [pid 19544] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19541] <... exit_group resumed>) = ? [pid 19546] <... futex resumed>) = ? [pid 19549] set_robust_list(0x5555558625e0, 24 [pid 19548] <... setpgid resumed>) = 0 [pid 19547] close(3 [pid 19545] <... close resumed>) = 0 [pid 19547] <... close resumed>) = 0 [pid 19545] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19547] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19545] <... futex resumed>) = 0 [pid 19547] <... futex resumed>) = 0 [pid 19545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19546] +++ exited with 0 +++ [pid 19545] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19544] <... clone resumed>, parent_tid=[19550], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19550 [pid 19541] +++ exited with 0 +++ [pid 19549] <... set_robust_list resumed>) = 0 [pid 19548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19547] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19545] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19544] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19548] <... openat resumed>) = 3 [pid 19547] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19545] <... mprotect resumed>) = 0 [pid 19544] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19550 attached [pid 19549] <... prctl resumed>) = 0 [pid 19548] write(3, "1000", 4 [pid 19547] <... mprotect resumed>) = 0 [pid 19545] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19544] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19551 attached [pid 19550] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19549] setpgid(0, 0 [pid 19548] <... write resumed>) = 4 [pid 19547] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19550] <... set_robust_list resumed>) = 0 [pid 19549] <... setpgid resumed>) = 0 [pid 19548] close(3 [pid 19545] <... clone resumed>, parent_tid=[19551], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19551 [pid 19550] perf_event_open( [pid 19548] <... close resumed>) = 0 [pid 19547] <... clone resumed>, parent_tid=[19552], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19552 [pid 19545] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19550] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19548] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19547] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19545] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19550] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19549] <... openat resumed>) = 3 [pid 19548] <... futex resumed>) = 0 [pid 19547] <... futex resumed>) = 0 [pid 19545] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19547] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19550] <... futex resumed>) = 1 [pid 19549] write(3, "1000", 4 [pid 19548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19544] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19553 [pid 19550] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19549] <... write resumed>) = 4 [pid 19548] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19544] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19548] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19549] close(3 [pid 19544] <... futex resumed>) = 0 [pid 19548] <... mprotect resumed>) = 0 [pid 19544] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19549] <... close resumed>) = 0 ./strace-static-x86_64: Process 19553 attached ./strace-static-x86_64: Process 19552 attached [pid 19550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19549] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19548] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19553] set_robust_list(0x5555558625e0, 24 [pid 19552] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19550] perf_event_open(NULL, -1, 0, -1, 0 [pid 19549] <... futex resumed>) = 0 [pid 19553] <... set_robust_list resumed>) = 0 [pid 19552] <... set_robust_list resumed>) = 0 [pid 19550] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19548] <... clone resumed>, parent_tid=[19554], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19554 [pid 19550] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19552] perf_event_open( [pid 19553] <... prctl resumed>) = 0 [pid 19552] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19553] setpgid(0, 0 [pid 19552] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19549] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19548] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19553] <... setpgid resumed>) = 0 [pid 19552] <... futex resumed>) = 1 [pid 19550] <... futex resumed>) = 1 [pid 19549] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19548] <... futex resumed>) = 0 [pid 19547] <... futex resumed>) = 0 [pid 19544] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19554 attached [pid 19553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19552] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19551] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19550] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19549] <... mprotect resumed>) = 0 [pid 19548] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19547] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19544] exit_group(0 [pid 19554] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19553] <... openat resumed>) = 3 [pid 19552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19551] <... set_robust_list resumed>) = 0 [pid 19547] <... futex resumed>) = 0 [pid 19544] <... exit_group resumed>) = ? [pid 19550] <... futex resumed>) = ? [pid 19549] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19554] <... set_robust_list resumed>) = 0 [pid 19553] write(3, "1000", 4 [pid 19552] perf_event_open(NULL, -1, 0, -1, 0 [pid 19547] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19554] perf_event_open( [pid 19553] <... write resumed>) = 4 [pid 19552] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19554] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19553] close(3 [pid 19552] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19550] +++ exited with 0 +++ [pid 19544] +++ exited with 0 +++ [pid 19554] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19553] <... close resumed>) = 0 [pid 19552] <... futex resumed>) = 1 [pid 19551] perf_event_open( [pid 19547] <... futex resumed>) = 0 [pid 19554] <... futex resumed>) = 1 [pid 19553] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19552] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19551] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19549] <... clone resumed>, parent_tid=[19555], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19555 [pid 19548] <... futex resumed>) = 0 [pid 19547] exit_group(0./strace-static-x86_64: Process 19555 attached [pid 19554] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19553] <... futex resumed>) = 0 [pid 19552] <... futex resumed>) = ? [pid 19551] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19549] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19548] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19547] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19555] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19552] +++ exited with 0 +++ [pid 19551] <... futex resumed>) = 1 [pid 19549] <... futex resumed>) = 0 [pid 19548] <... futex resumed>) = 0 [pid 19547] +++ exited with 0 +++ [pid 19545] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19555] <... set_robust_list resumed>) = 0 [pid 19554] perf_event_open(NULL, -1, 0, -1, 0 [pid 19553] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19551] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19549] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19548] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19545] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19554] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19553] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19545] <... futex resumed>) = 0 [pid 19551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19555] perf_event_open( [pid 19554] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19553] <... mprotect resumed>) = 0 [pid 19551] perf_event_open(NULL, -1, 0, -1, 0 [pid 19545] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19556 [pid 19555] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19554] <... futex resumed>) = 1 [pid 19553] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19551] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19548] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19557 attached ./strace-static-x86_64: Process 19556 attached [pid 19555] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19554] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19551] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19548] exit_group(0 [pid 19557] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19556] set_robust_list(0x5555558625e0, 24 [pid 19555] <... futex resumed>) = 1 [pid 19554] <... futex resumed>) = ? [pid 19553] <... clone resumed>, parent_tid=[19557], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19557 [pid 19551] <... futex resumed>) = 1 [pid 19549] <... futex resumed>) = 0 [pid 19548] <... exit_group resumed>) = ? [pid 19545] <... futex resumed>) = 0 [pid 19557] <... set_robust_list resumed>) = 0 [pid 19556] <... set_robust_list resumed>) = 0 [pid 19555] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19554] +++ exited with 0 +++ [pid 19553] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19551] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19549] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19545] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19558 attached [pid 19557] perf_event_open( [pid 19556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19553] <... futex resumed>) = 0 [pid 19551] <... futex resumed>) = ? [pid 19549] <... futex resumed>) = 0 [pid 19548] +++ exited with 0 +++ [pid 19545] <... exit_group resumed>) = ? [pid 19556] <... prctl resumed>) = 0 [pid 19555] perf_event_open(NULL, -1, 0, -1, 0 [pid 19553] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19558 [pid 19556] setpgid(0, 0) = 0 [pid 19556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19555] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19551] +++ exited with 0 +++ [pid 19549] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19545] +++ exited with 0 +++ [pid 19557] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19556] write(3, "1000", 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19556] <... write resumed>) = 4 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19556] close(3 [pid 19555] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... restart_syscall resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19558] set_robust_list(0x5555558625e0, 24 [pid 19557] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19556] <... close resumed>) = 0 [pid 19555] <... futex resumed>) = 0 [pid 19549] exit_group(0 [pid 19557] <... futex resumed>) = 1 [pid 19553] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19557] perf_event_open(NULL, -1, 0, -1, 0 [pid 19556] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19553] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19549] <... exit_group resumed>) = ? [pid 5074] <... restart_syscall resumed>) = 0 [pid 19556] <... futex resumed>) = 0 [pid 19555] +++ exited with 0 +++ [pid 19553] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19553] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19549] +++ exited with 0 +++ [pid 19557] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19556] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19559 [pid 19558] <... set_robust_list resumed>) = 0 [pid 19557] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19556] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19557] <... futex resumed>) = 1 [pid 19556] <... mprotect resumed>) = 0 [pid 19553] <... futex resumed>) = 0 [pid 19558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19557] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19556] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19553] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19557] <... futex resumed>) = ? [pid 19553] <... exit_group resumed>) = ? [pid 19556] <... clone resumed>, parent_tid=[19560], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19560 [pid 19556] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19556] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19561 ./strace-static-x86_64: Process 19559 attached [pid 19559] set_robust_list(0x5555558625e0, 24 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19559] <... set_robust_list resumed>) = 0 [pid 19559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19559] setpgid(0, 0) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19562 [pid 19559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19557] +++ exited with 0 +++ [pid 19553] +++ exited with 0 +++ ./strace-static-x86_64: Process 19562 attached ./strace-static-x86_64: Process 19561 attached ./strace-static-x86_64: Process 19560 attached [pid 19559] <... openat resumed>) = 3 [pid 19558] <... prctl resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19562] set_robust_list(0x5555558625e0, 24 [pid 19560] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19559] write(3, "1000", 4 [pid 19560] <... set_robust_list resumed>) = 0 [pid 19559] <... write resumed>) = 4 [pid 19558] setpgid(0, 0 [pid 19562] <... set_robust_list resumed>) = 0 [pid 19561] set_robust_list(0x5555558625e0, 24 [pid 19560] perf_event_open( [pid 19559] close(3 [pid 19558] <... setpgid resumed>) = 0 [pid 19562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19561] <... set_robust_list resumed>) = 0 [pid 19560] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19559] <... close resumed>) = 0 [pid 19560] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19559] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19560] <... futex resumed>) = 1 [pid 19559] <... futex resumed>) = 0 [pid 19556] <... futex resumed>) = 0 [pid 19562] <... prctl resumed>) = 0 [pid 19561] <... prctl resumed>) = 0 [pid 19560] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19558] <... openat resumed>) = 3 [pid 19556] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19562] setpgid(0, 0 [pid 19561] setpgid(0, 0 [pid 19560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19559] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19558] write(3, "1000", 4 [pid 19556] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19562] <... setpgid resumed>) = 0 [pid 19561] <... setpgid resumed>) = 0 [pid 19560] perf_event_open(NULL, -1, 0, -1, 0 [pid 19559] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19558] <... write resumed>) = 4 [pid 19556] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19560] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19559] <... mprotect resumed>) = 0 [pid 19558] close(3 [pid 19562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19560] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19559] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19558] <... close resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19563 [pid 19560] <... futex resumed>) = 1 [pid 19558] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19556] <... futex resumed>) = 0 [pid 19562] <... openat resumed>) = 3 [pid 19561] <... openat resumed>) = 3 [pid 19560] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19559] <... clone resumed>, parent_tid=[19564], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19564 [pid 19558] <... futex resumed>) = 0 [pid 19556] exit_group(0./strace-static-x86_64: Process 19563 attached [pid 19562] write(3, "1000", 4 [pid 19561] write(3, "1000", 4 [pid 19560] <... futex resumed>) = ? [pid 19559] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19556] <... exit_group resumed>) = ? [pid 19563] set_robust_list(0x5555558625e0, 24 [pid 19562] <... write resumed>) = 4 [pid 19561] <... write resumed>) = 4 [pid 19560] +++ exited with 0 +++ [pid 19559] <... futex resumed>) = 0 [pid 19558] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19556] +++ exited with 0 +++ [pid 19563] <... set_robust_list resumed>) = 0 [pid 19562] close(3 [pid 19561] close(3 [pid 19559] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19558] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19564 attached [pid 19563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19562] <... close resumed>) = 0 [pid 19561] <... close resumed>) = 0 [pid 19558] <... mprotect resumed>) = 0 [pid 19564] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19563] <... prctl resumed>) = 0 [pid 19562] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19561] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19558] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19565 attached [pid 19564] <... set_robust_list resumed>) = 0 [pid 19563] setpgid(0, 0 [pid 19562] <... futex resumed>) = 0 [pid 19561] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19565] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19564] perf_event_open( [pid 19563] <... setpgid resumed>) = 0 [pid 19562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19558] <... clone resumed>, parent_tid=[19565], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19565 ./strace-static-x86_64: Process 19566 attached [pid 19565] <... set_robust_list resumed>) = 0 [pid 19564] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19562] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19561] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19558] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19566] set_robust_list(0x5555558625e0, 24 [pid 19564] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19563] <... openat resumed>) = 3 [pid 19562] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19561] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19558] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19566 [pid 19566] <... set_robust_list resumed>) = 0 [pid 19565] perf_event_open( [pid 19564] <... futex resumed>) = 1 [pid 19563] write(3, "1000", 4 [pid 19562] <... mprotect resumed>) = 0 [pid 19561] <... mprotect resumed>) = 0 [pid 19559] <... futex resumed>) = 0 [pid 19558] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19565] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19564] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19563] <... write resumed>) = 4 [pid 19562] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19561] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19559] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19567 attached [pid 19566] <... prctl resumed>) = 0 [pid 19565] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19563] close(3 [pid 19559] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19568 attached [pid 19567] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19566] setpgid(0, 0 [pid 19565] <... futex resumed>) = 1 [pid 19564] perf_event_open(NULL, -1, 0, -1, 0 [pid 19563] <... close resumed>) = 0 [pid 19562] <... clone resumed>, parent_tid=[19567], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19567 [pid 19561] <... clone resumed>, parent_tid=[19568], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19568 [pid 19559] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19558] <... futex resumed>) = 0 [pid 19568] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19566] <... setpgid resumed>) = 0 [pid 19565] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19564] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19563] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19562] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19561] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19558] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19567] <... set_robust_list resumed>) = 0 [pid 19566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19564] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19563] <... futex resumed>) = 0 [pid 19562] <... futex resumed>) = 0 [pid 19561] <... futex resumed>) = 0 [pid 19558] <... futex resumed>) = 0 [pid 19565] perf_event_open(NULL, -1, 0, -1, 0 [pid 19564] <... futex resumed>) = 1 [pid 19563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19562] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19561] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19559] <... futex resumed>) = 0 [pid 19558] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19566] <... openat resumed>) = 3 [pid 19565] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19566] write(3, "1000", 4 [pid 19564] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19563] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19559] exit_group(0 [pid 19567] perf_event_open( [pid 19566] <... write resumed>) = 4 [pid 19565] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19564] <... futex resumed>) = ? [pid 19563] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19559] <... exit_group resumed>) = ? [pid 19568] <... set_robust_list resumed>) = 0 [pid 19567] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19566] close(3 [pid 19565] <... futex resumed>) = 1 [pid 19564] +++ exited with 0 +++ [pid 19563] <... mprotect resumed>) = 0 [pid 19559] +++ exited with 0 +++ [pid 19558] <... futex resumed>) = 0 [pid 19567] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19566] <... close resumed>) = 0 [pid 19565] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19563] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19558] exit_group(0./strace-static-x86_64: Process 19569 attached [pid 19568] perf_event_open( [pid 19567] <... futex resumed>) = 1 [pid 19566] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19565] <... futex resumed>) = ? [pid 19562] <... futex resumed>) = 0 [pid 19558] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19569] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19568] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19567] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19566] <... futex resumed>) = 0 [pid 19565] +++ exited with 0 +++ [pid 19563] <... clone resumed>, parent_tid=[19569], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19569 [pid 19562] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19569] <... set_robust_list resumed>) = 0 [pid 19568] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19563] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19562] <... futex resumed>) = 0 [pid 19558] +++ exited with 0 +++ [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19569] perf_event_open( [pid 19568] <... futex resumed>) = 1 [pid 19567] perf_event_open(NULL, -1, 0, -1, 0 [pid 19566] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19563] <... futex resumed>) = 0 [pid 19562] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19561] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19568] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19567] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19566] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19563] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19561] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19567] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19566] <... mprotect resumed>) = 0 [pid 19561] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19570 attached [pid 19569] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19568] perf_event_open(NULL, -1, 0, -1, 0 [pid 19567] <... futex resumed>) = 1 [pid 19566] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19562] <... futex resumed>) = 0 [pid 19561] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19572 attached [pid 19570] set_robust_list(0x5555558625e0, 24 [pid 19569] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19568] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19567] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19562] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19570 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19572 [pid 19569] <... futex resumed>) = 1 [pid 19568] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19566] <... clone resumed>, parent_tid=[19571], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19571 [pid 19563] <... futex resumed>) = 0 [pid 19562] <... exit_group resumed>) = ? [pid 19567] <... futex resumed>) = ? [pid 19570] <... set_robust_list resumed>) = 0 [pid 19563] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19563] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19571 attached [pid 19571] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19569] perf_event_open(NULL, -1, 0, -1, 0 [pid 19568] <... futex resumed>) = 1 [pid 19566] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19571] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19571] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19571] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19567] +++ exited with 0 +++ [pid 19562] +++ exited with 0 +++ [pid 19561] <... futex resumed>) = 0 [pid 19566] <... futex resumed>) = 0 [pid 19561] exit_group(0 [pid 19569] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19568] syscall_0xfffffffffffffff2(0xffffff01, 0x7ffc36d83434, 0x40000001, 0, 0x137, 0x7ffc36df5080 [pid 19566] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19561] <... exit_group resumed>) = ? [pid 19568] <... syscall_0xfffffffffffffff2 resumed>) = ? [pid 19572] set_robust_list(0x5555558625e0, 24 [pid 19569] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19568] +++ exited with 0 +++ [pid 19566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19572] <... set_robust_list resumed>) = 0 [pid 19572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19572] setpgid(0, 0 [pid 19561] +++ exited with 0 +++ [pid 19569] <... futex resumed>) = 1 [pid 19563] <... futex resumed>) = 0 [pid 19572] <... setpgid resumed>) = 0 [pid 19569] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19566] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19563] exit_group(0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19571] <... futex resumed>) = 0 [pid 19570] <... prctl resumed>) = 0 [pid 19569] <... futex resumed>) = ? [pid 19566] <... futex resumed>) = 1 [pid 19563] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19572] <... openat resumed>) = 3 [pid 19571] perf_event_open(NULL, -1, 0, -1, 0 [pid 19570] setpgid(0, 0 [pid 19569] +++ exited with 0 +++ [pid 19566] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19563] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19572] write(3, "1000", 4 [pid 19571] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19570] <... setpgid resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19572] <... write resumed>) = 4 [pid 19571] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... restart_syscall resumed>) = 0 [pid 19572] close(3 [pid 19571] <... futex resumed>) = 1 [pid 19570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19566] <... futex resumed>) = 0 [pid 19572] <... close resumed>) = 0 [pid 19571] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19572] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19566] exit_group(0 [pid 19572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19571] <... futex resumed>) = ? [pid 19566] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19573 [pid 19572] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19571] +++ exited with 0 +++ [pid 19570] <... openat resumed>) = 3 [pid 19572] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19572] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19566] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19573 attached [pid 19572] <... clone resumed>, parent_tid=[19574], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19574 [pid 19570] write(3, "1000", 4 [pid 19573] set_robust_list(0x5555558625e0, 24 [pid 19572] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19573] <... set_robust_list resumed>) = 0 [pid 19572] <... futex resumed>) = 0 [pid 19573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19572] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19573] <... prctl resumed>) = 0 [pid 19570] <... write resumed>) = 4 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19575 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19570] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19576 [pid 19570] <... close resumed>) = 0 ./strace-static-x86_64: Process 19575 attached [pid 19573] setpgid(0, 0 [pid 19575] set_robust_list(0x5555558625e0, 24 [pid 19573] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19576 attached ./strace-static-x86_64: Process 19574 attached [pid 19575] <... set_robust_list resumed>) = 0 [pid 19573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19570] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19573] <... openat resumed>) = 3 [pid 19570] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19577 [pid 19576] set_robust_list(0x5555558625e0, 24 [pid 19575] <... prctl resumed>) = 0 [pid 19574] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19573] write(3, "1000", 4 [pid 19570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19577 attached [pid 19576] <... set_robust_list resumed>) = 0 [pid 19575] setpgid(0, 0 [pid 19574] <... set_robust_list resumed>) = 0 [pid 19573] <... write resumed>) = 4 [pid 19570] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19577] set_robust_list(0x5555558625e0, 24 [pid 19576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19575] <... setpgid resumed>) = 0 [pid 19574] perf_event_open( [pid 19573] close(3 [pid 19570] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19577] <... set_robust_list resumed>) = 0 [pid 19576] <... prctl resumed>) = 0 [pid 19575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19573] <... close resumed>) = 0 [pid 19570] <... mprotect resumed>) = 0 [pid 19577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19576] setpgid(0, 0 [pid 19575] <... openat resumed>) = 3 [pid 19574] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19573] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19577] <... prctl resumed>) = 0 [pid 19576] <... setpgid resumed>) = 0 [pid 19575] write(3, "1000", 4 [pid 19573] <... futex resumed>) = 0 [pid 19570] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19574] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19577] setpgid(0, 0 [pid 19575] <... write resumed>) = 4 [pid 19573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19577] <... setpgid resumed>) = 0 [pid 19576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19575] close(3 [pid 19574] <... futex resumed>) = 1 [pid 19573] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19572] <... futex resumed>) = 0 [pid 19577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19576] <... openat resumed>) = 3 [pid 19575] <... close resumed>) = 0 [pid 19574] perf_event_open(NULL, -1, 0, -1, 0 [pid 19573] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19572] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19570] <... clone resumed>, parent_tid=[19578], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19578 ./strace-static-x86_64: Process 19578 attached [pid 19577] <... openat resumed>) = 3 [pid 19576] write(3, "1000", 4 [pid 19575] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19574] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19573] <... mprotect resumed>) = 0 [pid 19572] <... futex resumed>) = 0 [pid 19570] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19578] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19577] write(3, "1000", 4 [pid 19576] <... write resumed>) = 4 [pid 19575] <... futex resumed>) = 0 [pid 19574] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19573] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19572] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19570] <... futex resumed>) = 0 [pid 19578] <... set_robust_list resumed>) = 0 [pid 19577] <... write resumed>) = 4 [pid 19576] close(3 [pid 19575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19574] <... futex resumed>) = 0 [pid 19572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19570] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19579 attached [pid 19578] perf_event_open( [pid 19577] close(3 [pid 19576] <... close resumed>) = 0 [pid 19575] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19574] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19573] <... clone resumed>, parent_tid=[19579], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19579 [pid 19572] exit_group(0 [pid 19578] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19577] <... close resumed>) = 0 [pid 19576] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19575] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19574] <... futex resumed>) = ? [pid 19573] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19572] <... exit_group resumed>) = ? [pid 19579] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19578] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19577] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19576] <... futex resumed>) = 0 [pid 19575] <... mprotect resumed>) = 0 [pid 19574] +++ exited with 0 +++ [pid 19573] <... futex resumed>) = 0 [pid 19578] <... futex resumed>) = 1 [pid 19577] <... futex resumed>) = 0 [pid 19575] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19573] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19578] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19572] +++ exited with 0 +++ [pid 19570] <... futex resumed>) = 0 [pid 19579] <... set_robust_list resumed>) = 0 [pid 19577] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19575] <... clone resumed>, parent_tid=[19580], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19580 [pid 19570] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19578] <... futex resumed>) = 0 [pid 19577] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19576] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19575] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19570] <... futex resumed>) = 1 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19579] perf_event_open( [pid 19578] perf_event_open(NULL, -1, 0, -1, 0 [pid 19577] <... mprotect resumed>) = 0 [pid 19576] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19575] <... futex resumed>) = 0 [pid 19570] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 19579] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19578] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19577] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19576] <... mprotect resumed>) = 0 [pid 19575] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19581 attached [pid 19579] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19578] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19576] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19579] <... futex resumed>) = 1 [pid 19578] <... futex resumed>) = 1 [pid 19577] <... clone resumed>, parent_tid=[19581], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19581 [pid 19573] <... futex resumed>) = 0 [pid 19570] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19580 attached [pid 19581] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19579] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19578] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19577] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19576] <... clone resumed>, parent_tid=[19582], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19582 [pid 19573] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19570] exit_group(0./strace-static-x86_64: Process 19583 attached [pid 19580] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19578] <... futex resumed>) = ? [pid 19577] <... futex resumed>) = 0 [pid 19576] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19573] <... futex resumed>) = 0 [pid 19570] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19583 ./strace-static-x86_64: Process 19582 attached [pid 19583] set_robust_list(0x5555558625e0, 24 [pid 19581] <... set_robust_list resumed>) = 0 [pid 19580] <... set_robust_list resumed>) = 0 [pid 19579] perf_event_open(NULL, -1, 0, -1, 0 [pid 19578] +++ exited with 0 +++ [pid 19577] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19576] <... futex resumed>) = 0 [pid 19573] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19570] +++ exited with 0 +++ [pid 19583] <... set_robust_list resumed>) = 0 [pid 19582] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19581] perf_event_open( [pid 19580] perf_event_open( [pid 19579] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19576] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19582] <... set_robust_list resumed>) = 0 [pid 19581] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19580] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19579] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19583] <... prctl resumed>) = 0 [pid 19582] perf_event_open( [pid 19581] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19580] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19579] <... futex resumed>) = 1 [pid 19573] <... futex resumed>) = 0 [pid 19583] setpgid(0, 0 [pid 19582] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19581] <... futex resumed>) = 1 [pid 19580] <... futex resumed>) = 1 [pid 19579] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19577] <... futex resumed>) = 0 [pid 19575] <... futex resumed>) = 0 [pid 19573] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19584 attached [pid 19583] <... setpgid resumed>) = 0 [pid 19582] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19581] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19580] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19579] <... futex resumed>) = ? [pid 19577] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19575] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19573] <... exit_group resumed>) = ? [pid 19584] set_robust_list(0x5555558625e0, 24 [pid 19583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19582] <... futex resumed>) = 1 [pid 19581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19579] +++ exited with 0 +++ [pid 19577] <... futex resumed>) = 0 [pid 19576] <... futex resumed>) = 0 [pid 19575] <... futex resumed>) = 0 [pid 19573] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19584 [pid 19584] <... set_robust_list resumed>) = 0 [pid 19583] <... openat resumed>) = 3 [pid 19582] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19581] perf_event_open(NULL, -1, 0, -1, 0 [pid 19580] perf_event_open(NULL, -1, 0, -1, 0 [pid 19577] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19576] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19575] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19583] write(3, "1000", 4 [pid 19582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19581] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19580] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19576] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19584] <... prctl resumed>) = 0 [pid 19583] <... write resumed>) = 4 [pid 19582] perf_event_open(NULL, -1, 0, -1, 0 [pid 19581] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19580] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19576] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19584] setpgid(0, 0 [pid 19583] close(3 [pid 19582] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19581] <... futex resumed>) = 1 [pid 19580] <... futex resumed>) = 1 [pid 19577] <... futex resumed>) = 0 [pid 19575] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19584] <... setpgid resumed>) = 0 [pid 19583] <... close resumed>) = 0 [pid 19582] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19581] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19580] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19577] exit_group(0 [pid 19575] exit_group(0 [pid 19584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19583] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19582] <... futex resumed>) = 1 [pid 19581] <... futex resumed>) = ? [pid 19580] <... futex resumed>) = ? [pid 19577] <... exit_group resumed>) = ? [pid 19576] <... futex resumed>) = 0 [pid 19575] <... exit_group resumed>) = ? [pid 19584] <... openat resumed>) = 3 [pid 19583] <... futex resumed>) = 0 [pid 19582] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19581] +++ exited with 0 +++ [pid 19580] +++ exited with 0 +++ [pid 19576] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19584] write(3, "1000", 4 [pid 19583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19582] <... futex resumed>) = ? [pid 19577] +++ exited with 0 +++ [pid 19576] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19585 attached [pid 19584] <... write resumed>) = 4 [pid 19583] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19582] +++ exited with 0 +++ [pid 19575] +++ exited with 0 +++ [pid 19585] set_robust_list(0x5555558625e0, 24 [pid 19584] close(3 [pid 19583] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19576] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19585 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19584] <... close resumed>) = 0 [pid 19583] <... mprotect resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19584] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19583] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... restart_syscall resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19586 attached [pid 19585] <... set_robust_list resumed>) = 0 [pid 19584] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19586] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19583] <... clone resumed>, parent_tid=[19586], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19586 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19587 attached [pid 19586] <... set_robust_list resumed>) = 0 [pid 19585] <... prctl resumed>) = 0 [pid 19584] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19583] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19588 attached [pid 19587] set_robust_list(0x5555558625e0, 24 [pid 19585] setpgid(0, 0 [pid 19584] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19583] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19588 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19587 ./strace-static-x86_64: Process 19589 attached [pid 19588] set_robust_list(0x5555558625e0, 24 [pid 19587] <... set_robust_list resumed>) = 0 [pid 19586] perf_event_open( [pid 19585] <... setpgid resumed>) = 0 [pid 19584] <... mprotect resumed>) = 0 [pid 19583] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19589] set_robust_list(0x5555558625e0, 24 [pid 19588] <... set_robust_list resumed>) = 0 [pid 19587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19584] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19589 [pid 19589] <... set_robust_list resumed>) = 0 [pid 19588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19587] <... prctl resumed>) = 0 [pid 19589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19588] <... prctl resumed>) = 0 [pid 19587] setpgid(0, 0 [pid 19585] <... openat resumed>) = 3 [pid 19589] <... prctl resumed>) = 0 [pid 19588] setpgid(0, 0 [pid 19587] <... setpgid resumed>) = 0 [pid 19585] write(3, "1000", 4 [pid 19584] <... clone resumed>, parent_tid=[19590], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19590 [pid 19586] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19589] setpgid(0, 0 [pid 19588] <... setpgid resumed>) = 0 [pid 19587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19585] <... write resumed>) = 4 [pid 19584] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19590 attached [pid 19589] <... setpgid resumed>) = 0 [pid 19588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19587] <... openat resumed>) = 3 [pid 19586] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19585] close(3 [pid 19584] <... futex resumed>) = 0 [pid 19589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19588] <... openat resumed>) = 3 [pid 19587] write(3, "1000", 4 [pid 19586] <... futex resumed>) = 1 [pid 19585] <... close resumed>) = 0 [pid 19584] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19583] <... futex resumed>) = 0 [pid 19590] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19589] <... openat resumed>) = 3 [pid 19588] write(3, "1000", 4 [pid 19587] <... write resumed>) = 4 [pid 19586] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19585] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19583] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19590] <... set_robust_list resumed>) = 0 [pid 19589] write(3, "1000", 4 [pid 19588] <... write resumed>) = 4 [pid 19587] close(3 [pid 19586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19585] <... futex resumed>) = 0 [pid 19583] <... futex resumed>) = 0 [pid 19589] <... write resumed>) = 4 [pid 19588] close(3 [pid 19587] <... close resumed>) = 0 [pid 19586] perf_event_open(NULL, -1, 0, -1, 0 [pid 19585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19583] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19590] perf_event_open( [pid 19589] close(3 [pid 19590] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19588] <... close resumed>) = 0 [pid 19587] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19586] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19585] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19590] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19589] <... close resumed>) = 0 [pid 19588] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19587] <... futex resumed>) = 0 [pid 19586] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19585] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19590] <... futex resumed>) = 1 [pid 19589] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19588] <... futex resumed>) = 0 [pid 19587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19586] <... futex resumed>) = 1 [pid 19585] <... mprotect resumed>) = 0 [pid 19584] <... futex resumed>) = 0 [pid 19583] <... futex resumed>) = 0 [pid 19590] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19589] <... futex resumed>) = 0 [pid 19588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19587] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19586] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19585] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19584] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19583] exit_group(0 [pid 19590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19588] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19587] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19586] <... futex resumed>) = ? [pid 19584] <... futex resumed>) = 0 [pid 19583] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19591 attached [pid 19590] perf_event_open(NULL, -1, 0, -1, 0 [pid 19589] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19588] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19587] <... mprotect resumed>) = 0 [pid 19586] +++ exited with 0 +++ [pid 19585] <... clone resumed>, parent_tid=[19591], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19591 [pid 19584] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19591] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19590] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19589] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19588] <... mprotect resumed>) = 0 [pid 19587] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19585] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19583] +++ exited with 0 +++ [pid 19590] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19589] <... mprotect resumed>) = 0 [pid 19588] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19591] <... set_robust_list resumed>) = 0 [pid 19585] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19592 attached [pid 19590] <... futex resumed>) = 1 [pid 19589] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19587] <... clone resumed>, parent_tid=[19592], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19592 [pid 19585] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19584] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19591] perf_event_open( [pid 19590] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19588] <... clone resumed>, parent_tid=[19593], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19593 [pid 19587] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19584] exit_group(0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19591] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19590] <... futex resumed>) = ? [pid 19589] <... clone resumed>, parent_tid=[19594], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19594 [pid 19588] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19587] <... futex resumed>) = 0 [pid 19584] <... exit_group resumed>) = ? [pid 19591] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19590] +++ exited with 0 +++ [pid 19589] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19588] <... futex resumed>) = 0 [pid 19587] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 19589] <... futex resumed>) = 0 [pid 19588] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19589] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19584] +++ exited with 0 +++ ./strace-static-x86_64: Process 19594 attached [pid 19591] <... futex resumed>) = 1 [pid 19585] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19591] perf_event_open(NULL, -1, 0, -1, 0 [pid 19585] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19585] <... futex resumed>) = 0 [pid 19594] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19594] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19594] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19585] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19591] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19594] <... futex resumed>) = 1 [pid 19589] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19595 [pid 19594] perf_event_open(NULL, -1, 0, -1, 0 [pid 19589] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19594] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19589] <... futex resumed>) = 0 [pid 19594] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19591] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19589] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19596 ./strace-static-x86_64: Process 19595 attached [pid 19594] <... futex resumed>) = 0 [pid 19591] <... futex resumed>) = 1 [pid 19589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19585] <... futex resumed>) = 0 [pid 19595] set_robust_list(0x5555558625e0, 24 [pid 19594] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19591] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19589] exit_group(0 [pid 19585] exit_group(0./strace-static-x86_64: Process 19596 attached [pid 19595] <... set_robust_list resumed>) = 0 [pid 19594] <... futex resumed>) = ? [pid 19592] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19591] <... futex resumed>) = ? [pid 19589] <... exit_group resumed>) = ? [pid 19585] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19593 attached [pid 19596] set_robust_list(0x5555558625e0, 24 [pid 19595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19594] +++ exited with 0 +++ [pid 19592] <... set_robust_list resumed>) = 0 [pid 19591] +++ exited with 0 +++ [pid 19589] +++ exited with 0 +++ [pid 19585] +++ exited with 0 +++ [pid 19596] <... set_robust_list resumed>) = 0 [pid 19595] <... prctl resumed>) = 0 [pid 19592] perf_event_open( [pid 19596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19595] setpgid(0, 0 [pid 19592] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19585, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19589, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19596] <... prctl resumed>) = 0 [pid 19595] <... setpgid resumed>) = 0 [pid 19592] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19596] setpgid(0, 0 [pid 19595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19593] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19592] <... futex resumed>) = 1 [pid 19587] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19597 attached [pid 19596] <... setpgid resumed>) = 0 [pid 19595] <... openat resumed>) = 3 [pid 19593] <... set_robust_list resumed>) = 0 [pid 19592] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19587] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19597] set_robust_list(0x5555558625e0, 24 [pid 19596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19595] write(3, "1000", 4 [pid 19593] perf_event_open( [pid 19592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19587] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19597 [pid 19597] <... set_robust_list resumed>) = 0 [pid 19596] <... openat resumed>) = 3 [pid 19595] <... write resumed>) = 4 [pid 19593] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19592] perf_event_open(NULL, -1, 0, -1, 0 [pid 19587] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19596] write(3, "1000", 4 [pid 19595] close(3 [pid 19593] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19592] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 19598 attached [pid 19597] <... prctl resumed>) = 0 [pid 19596] <... write resumed>) = 4 [pid 19595] <... close resumed>) = 0 [pid 19593] <... futex resumed>) = 1 [pid 19592] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19588] <... futex resumed>) = 0 [pid 19598] set_robust_list(0x5555558625e0, 24 [pid 19597] setpgid(0, 0 [pid 19596] close(3 [pid 19595] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19593] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19592] <... futex resumed>) = 1 [pid 19588] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19587] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19598 [pid 19598] <... set_robust_list resumed>) = 0 [pid 19597] <... setpgid resumed>) = 0 [pid 19596] <... close resumed>) = 0 [pid 19595] <... futex resumed>) = 0 [pid 19593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19592] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19588] <... futex resumed>) = 0 [pid 19587] exit_group(0 [pid 19598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19596] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19593] perf_event_open(NULL, -1, 0, -1, 0 [pid 19592] <... futex resumed>) = ? [pid 19588] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19587] <... exit_group resumed>) = ? [pid 19598] <... prctl resumed>) = 0 [pid 19597] <... openat resumed>) = 3 [pid 19596] <... futex resumed>) = 0 [pid 19595] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19593] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19592] +++ exited with 0 +++ [pid 19598] setpgid(0, 0 [pid 19597] write(3, "1000", 4 [pid 19596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19595] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19598] <... setpgid resumed>) = 0 [pid 19597] <... write resumed>) = 4 [pid 19596] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19595] <... mprotect resumed>) = 0 [pid 19593] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19587] +++ exited with 0 +++ [pid 19598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19597] close(3 [pid 19596] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19595] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19593] <... futex resumed>) = 1 [pid 19588] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19599 attached [pid 19598] <... openat resumed>) = 3 [pid 19597] <... close resumed>) = 0 [pid 19596] <... mprotect resumed>) = 0 [pid 19593] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19588] exit_group(0 [pid 19599] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19598] write(3, "1000", 4 [pid 19597] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19596] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19595] <... clone resumed>, parent_tid=[19599], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19599 [pid 19593] <... futex resumed>) = ? [pid 19588] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19600 attached [pid 19599] <... set_robust_list resumed>) = 0 [pid 19598] <... write resumed>) = 4 [pid 19597] <... futex resumed>) = 0 [pid 19595] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19593] +++ exited with 0 +++ [pid 19588] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19600] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19599] perf_event_open( [pid 19598] close(3 [pid 19597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19596] <... clone resumed>, parent_tid=[19600], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19600 [pid 19595] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19599] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19598] <... close resumed>) = 0 [pid 19597] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19596] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19595] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19599] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19598] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19597] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19596] <... futex resumed>) = 0 [pid 19595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... restart_syscall resumed>) = 0 [pid 19599] <... futex resumed>) = 0 [pid 19598] <... futex resumed>) = 0 [pid 19597] <... mprotect resumed>) = 0 [pid 19596] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19595] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19601 [pid 19600] <... set_robust_list resumed>) = 0 [pid 19599] perf_event_open(NULL, -1, 0, -1, 0 [pid 19598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19597] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19595] <... futex resumed>) = 0 [pid 19600] perf_event_open( [pid 19599] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19598] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19595] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19602 attached ./strace-static-x86_64: Process 19601 attached ./strace-static-x86_64: Process 19603 attached [pid 19600] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19599] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19598] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19597] <... clone resumed>, parent_tid=[19602], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19602 [pid 19595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19602] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19601] set_robust_list(0x5555558625e0, 24 [pid 19600] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19599] <... futex resumed>) = 0 [pid 19598] <... mprotect resumed>) = 0 [pid 19597] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19595] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19603 [pid 19602] <... set_robust_list resumed>) = 0 [pid 19601] <... set_robust_list resumed>) = 0 [pid 19600] <... futex resumed>) = 1 [pid 19598] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19597] <... futex resumed>) = 0 [pid 19596] <... futex resumed>) = 0 [pid 19595] <... exit_group resumed>) = ? [pid 19602] perf_event_open( [pid 19600] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19599] +++ exited with 0 +++ [pid 19597] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19596] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19602] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19596] <... futex resumed>) = 0 [pid 19602] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19600] perf_event_open(NULL, -1, 0, -1, 0 [pid 19596] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19595] +++ exited with 0 +++ [pid 19598] <... clone resumed>, parent_tid=[19604], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19604 [pid 19601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19602] <... futex resumed>) = 0 [pid 19601] <... prctl resumed>) = 0 [pid 19600] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19598] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19597] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19604 attached [pid 19603] set_robust_list(0x5555558625e0, 24 [pid 19602] perf_event_open(NULL, -1, 0, -1, 0 [pid 19601] setpgid(0, 0 [pid 19600] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19598] <... futex resumed>) = 0 [pid 19597] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19604] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19603] <... set_robust_list resumed>) = 0 [pid 19602] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19601] <... setpgid resumed>) = 0 [pid 19600] <... futex resumed>) = 1 [pid 19598] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19597] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19596] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19604] <... set_robust_list resumed>) = 0 [pid 19603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19602] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19600] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19596] exit_group(0 [pid 19604] perf_event_open( [pid 19603] <... prctl resumed>) = 0 [pid 19602] <... futex resumed>) = 0 [pid 19601] <... openat resumed>) = 3 [pid 19600] <... futex resumed>) = ? [pid 19597] exit_group(0 [pid 19596] <... exit_group resumed>) = ? [pid 19604] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19603] setpgid(0, 0 [pid 19601] write(3, "1000", 4 [pid 19600] +++ exited with 0 +++ [pid 19597] <... exit_group resumed>) = ? [pid 19596] +++ exited with 0 +++ [pid 19604] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19603] <... setpgid resumed>) = 0 [pid 19602] +++ exited with 0 +++ [pid 19601] <... write resumed>) = 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19604] <... futex resumed>) = 1 [pid 19598] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19604] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19598] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19598] <... futex resumed>) = 0 [pid 19597] +++ exited with 0 +++ [pid 19604] perf_event_open(NULL, -1, 0, -1, 0 [pid 19601] close(3 [pid 19598] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19604] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19601] <... close resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19604] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19603] <... openat resumed>) = 3 [pid 19601] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19606 attached ./strace-static-x86_64: Process 19605 attached [pid 19604] <... futex resumed>) = 1 [pid 19603] write(3, "1000", 4 [pid 19601] <... futex resumed>) = 0 [pid 19598] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19605 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19606] set_robust_list(0x5555558625e0, 24 [pid 19605] set_robust_list(0x5555558625e0, 24 [pid 19604] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19603] <... write resumed>) = 4 [pid 19601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19598] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19606 ./strace-static-x86_64: Process 19607 attached [pid 19606] <... set_robust_list resumed>) = 0 [pid 19605] <... set_robust_list resumed>) = 0 [pid 19604] <... futex resumed>) = ? [pid 19603] close(3 [pid 19601] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19598] <... exit_group resumed>) = ? [pid 19606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19604] +++ exited with 0 +++ [pid 19603] <... close resumed>) = 0 [pid 19601] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19607 [pid 19606] <... prctl resumed>) = 0 [pid 19605] <... prctl resumed>) = 0 [pid 19603] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19601] <... mprotect resumed>) = 0 [pid 19606] setpgid(0, 0 [pid 19605] setpgid(0, 0 [pid 19603] <... futex resumed>) = 0 [pid 19601] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19598] +++ exited with 0 +++ ./strace-static-x86_64: Process 19608 attached [pid 19607] set_robust_list(0x5555558625e0, 24 [pid 19606] <... setpgid resumed>) = 0 [pid 19605] <... setpgid resumed>) = 0 [pid 19603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19608] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19607] <... set_robust_list resumed>) = 0 [pid 19606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19603] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19601] <... clone resumed>, parent_tid=[19608], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19608 [pid 19607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19606] <... openat resumed>) = 3 [pid 19605] <... openat resumed>) = 3 [pid 19603] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19601] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19606] write(3, "1000", 4 [pid 19605] write(3, "1000", 4 [pid 19603] <... mprotect resumed>) = 0 [pid 19601] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19607] <... prctl resumed>) = 0 [pid 19608] <... set_robust_list resumed>) = 0 [pid 19606] <... write resumed>) = 4 [pid 19605] <... write resumed>) = 4 [pid 19603] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19601] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19607] setpgid(0, 0 [pid 19606] close(3 [pid 19605] close(3 [pid 19606] <... close resumed>) = 0 [pid 19605] <... close resumed>) = 0 [pid 19603] <... clone resumed>, parent_tid=[19609], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19609 [pid 19607] <... setpgid resumed>) = 0 [pid 19606] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19605] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19603] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19606] <... futex resumed>) = 0 [pid 19605] <... futex resumed>) = 0 [pid 19603] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19610 [pid 19606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19603] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19607] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19610 attached [pid 19607] write(3, "1000", 4 [pid 19606] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19605] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19610] set_robust_list(0x5555558625e0, 24 [pid 19608] perf_event_open( [pid 19607] <... write resumed>) = 4 [pid 19606] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19605] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19609 attached [pid 19610] <... set_robust_list resumed>) = 0 [pid 19608] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19607] close(3 [pid 19606] <... mprotect resumed>) = 0 [pid 19609] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19608] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19607] <... close resumed>) = 0 [pid 19605] <... mprotect resumed>) = 0 [pid 19609] <... set_robust_list resumed>) = 0 [pid 19608] <... futex resumed>) = 1 [pid 19607] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19606] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19601] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19611 attached [pid 19610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19609] perf_event_open( [pid 19608] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19607] <... futex resumed>) = 0 [pid 19605] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19601] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19611] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19609] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19606] <... clone resumed>, parent_tid=[19611], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19611 [pid 19601] <... futex resumed>) = 0 [pid 19611] <... set_robust_list resumed>) = 0 [pid 19609] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19608] perf_event_open(NULL, -1, 0, -1, 0 [pid 19607] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19606] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19605] <... clone resumed>, parent_tid=[19612], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19612 [pid 19601] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19611] perf_event_open( [pid 19610] <... prctl resumed>) = 0 [pid 19609] <... futex resumed>) = 1 [pid 19608] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19607] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19606] <... futex resumed>) = 0 [pid 19605] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19603] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19612 attached [pid 19611] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19610] setpgid(0, 0 [pid 19609] perf_event_open(NULL, -1, 0, -1, 0 [pid 19608] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19607] <... mprotect resumed>) = 0 [pid 19606] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19605] <... futex resumed>) = 0 [pid 19603] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19611] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] <... setpgid resumed>) = 0 [pid 19609] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19608] <... futex resumed>) = 1 [pid 19607] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19605] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19603] <... futex resumed>) = 0 [pid 19601] <... futex resumed>) = 0 [pid 19611] <... futex resumed>) = 0 [pid 19610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19609] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19608] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19606] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19603] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19601] exit_group(0 [pid 19611] perf_event_open(NULL, -1, 0, -1, 0 [pid 19610] <... openat resumed>) = 3 [pid 19609] <... futex resumed>) = 0 [pid 19608] <... futex resumed>) = ? [pid 19612] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19607] <... clone resumed>, parent_tid=[19613], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19613 [pid 19606] <... futex resumed>) = 0 [pid 19603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19601] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19613 attached [pid 19612] <... set_robust_list resumed>) = 0 [pid 19611] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19610] write(3, "1000", 4 [pid 19609] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19608] +++ exited with 0 +++ [pid 19607] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19606] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19603] exit_group(0 [pid 19601] +++ exited with 0 +++ [pid 19613] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19612] perf_event_open( [pid 19611] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] <... write resumed>) = 4 [pid 19609] <... futex resumed>) = ? [pid 19607] <... futex resumed>) = 0 [pid 19606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19603] <... exit_group resumed>) = ? [pid 19613] <... set_robust_list resumed>) = 0 [pid 19612] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19611] <... futex resumed>) = 0 [pid 19610] close(3 [pid 19609] +++ exited with 0 +++ [pid 19607] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19606] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19613] perf_event_open( [pid 19612] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] <... close resumed>) = 0 [pid 19606] <... exit_group resumed>) = ? [pid 19603] +++ exited with 0 +++ [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19613] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19612] <... futex resumed>) = 1 [pid 19611] +++ exited with 0 +++ [pid 19610] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19605] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19613] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19612] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19610] <... futex resumed>) = 0 [pid 19613] <... futex resumed>) = 1 [pid 19610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19607] <... futex resumed>) = 0 [pid 19606] +++ exited with 0 +++ [pid 19605] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19613] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19612] <... futex resumed>) = 0 [pid 19610] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19607] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19605] <... futex resumed>) = 1 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19612] perf_event_open(NULL, -1, 0, -1, 0 [pid 19610] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19607] <... futex resumed>) = 0 [pid 19605] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19614 attached [pid 19613] perf_event_open(NULL, -1, 0, -1, 0 [pid 19612] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19610] <... mprotect resumed>) = 0 [pid 19607] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... restart_syscall resumed>) = 0 [pid 19613] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19612] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19614 [pid 19614] set_robust_list(0x5555558625e0, 24 [pid 19613] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19612] <... futex resumed>) = 1 [pid 19605] <... futex resumed>) = 0 [pid 19614] <... set_robust_list resumed>) = 0 [pid 19613] <... futex resumed>) = 1 [pid 19612] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19610] <... clone resumed>, parent_tid=[19615], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19615 [pid 19607] <... futex resumed>) = 0 [pid 19605] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19615 attached [pid 19614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19613] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19612] <... futex resumed>) = ? [pid 19610] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19607] exit_group(0 [pid 19605] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19616 attached [pid 19615] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19614] <... prctl resumed>) = 0 [pid 19613] <... futex resumed>) = ? [pid 19612] +++ exited with 0 +++ [pid 19610] <... futex resumed>) = 0 [pid 19607] <... exit_group resumed>) = ? [pid 19605] +++ exited with 0 +++ [pid 19616] set_robust_list(0x5555558625e0, 24 [pid 19613] +++ exited with 0 +++ [pid 19610] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19616 [pid 19616] <... set_robust_list resumed>) = 0 [pid 19616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19607] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19617 [pid 19616] setpgid(0, 0 [pid 19614] setpgid(0, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19617 attached [pid 19616] <... setpgid resumed>) = 0 [pid 19615] <... set_robust_list resumed>) = 0 [pid 19614] <... setpgid resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19617] set_robust_list(0x5555558625e0, 24 [pid 19616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19615] perf_event_open( [pid 19614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... restart_syscall resumed>) = 0 [pid 19617] <... set_robust_list resumed>) = 0 [pid 19616] <... openat resumed>) = 3 [pid 19615] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19616] write(3, "1000", 4 [pid 19614] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19618 attached [pid 19617] <... prctl resumed>) = 0 [pid 19616] <... write resumed>) = 4 [pid 19615] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19614] write(3, "1000", 4 [pid 19618] set_robust_list(0x5555558625e0, 24 [pid 19617] setpgid(0, 0 [pid 19616] close(3 [pid 19615] <... futex resumed>) = 1 [pid 19614] <... write resumed>) = 4 [pid 19610] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19618 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19618] <... set_robust_list resumed>) = 0 [pid 19617] <... setpgid resumed>) = 0 [pid 19616] <... close resumed>) = 0 [pid 19615] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19614] close(3 [pid 19610] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19619 attached [pid 19618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19616] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19614] <... close resumed>) = 0 [pid 19610] <... futex resumed>) = 0 [pid 19619] set_robust_list(0x5555558625e0, 24 [pid 19618] <... prctl resumed>) = 0 [pid 19617] <... openat resumed>) = 3 [pid 19616] <... futex resumed>) = 0 [pid 19615] perf_event_open(NULL, -1, 0, -1, 0 [pid 19614] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19619 [pid 19619] <... set_robust_list resumed>) = 0 [pid 19618] setpgid(0, 0 [pid 19617] write(3, "1000", 4 [pid 19616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19615] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19614] <... futex resumed>) = 0 [pid 19619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19618] <... setpgid resumed>) = 0 [pid 19617] <... write resumed>) = 4 [pid 19616] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19615] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19619] <... prctl resumed>) = 0 [pid 19618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19617] close(3 [pid 19616] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19615] <... futex resumed>) = 1 [pid 19610] <... futex resumed>) = 0 [pid 19619] setpgid(0, 0 [pid 19618] <... openat resumed>) = 3 [pid 19617] <... close resumed>) = 0 [pid 19616] <... mprotect resumed>) = 0 [pid 19615] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19614] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19610] exit_group(0 [pid 19619] <... setpgid resumed>) = 0 [pid 19618] write(3, "1000", 4 [pid 19617] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19616] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19615] <... futex resumed>) = ? [pid 19614] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19610] <... exit_group resumed>) = ? [pid 19619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19618] <... write resumed>) = 4 [pid 19617] <... futex resumed>) = 0 [pid 19615] +++ exited with 0 +++ [pid 19614] <... mprotect resumed>) = 0 [pid 19618] close(3 [pid 19617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19616] <... clone resumed>, parent_tid=[19620], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19620 [pid 19618] <... close resumed>) = 0 [pid 19617] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19616] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19610] +++ exited with 0 +++ [pid 19618] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19617] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19616] <... futex resumed>) = 0 [pid 19619] <... openat resumed>) = 3 [pid 19618] <... futex resumed>) = 0 [pid 19617] <... mprotect resumed>) = 0 [pid 19616] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19614] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19619] write(3, "1000", 4 [pid 19618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19617] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19619] <... write resumed>) = 4 [pid 19618] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19614] <... clone resumed>, parent_tid=[19621], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19621 [pid 19618] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19617] <... clone resumed>, parent_tid=[19622], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19622 [pid 19619] close(3 [pid 19618] <... mprotect resumed>) = 0 [pid 19617] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19614] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19623 attached ./strace-static-x86_64: Process 19620 attached [pid 19619] <... close resumed>) = 0 [pid 19618] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19617] <... futex resumed>) = 0 [pid 19614] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19623 [pid 19619] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19617] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19614] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19621 attached [pid 19619] <... futex resumed>) = 0 [pid 19618] <... clone resumed>, parent_tid=[19624], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19624 ./strace-static-x86_64: Process 19622 attached [pid 19621] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19618] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19623] set_robust_list(0x5555558625e0, 24 [pid 19622] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19621] <... set_robust_list resumed>) = 0 [pid 19619] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19624 attached [pid 19623] <... set_robust_list resumed>) = 0 [pid 19622] <... set_robust_list resumed>) = 0 [pid 19621] perf_event_open( [pid 19620] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19619] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19618] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19624] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19622] perf_event_open( [pid 19621] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19619] <... mprotect resumed>) = 0 [pid 19623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19620] <... set_robust_list resumed>) = 0 [pid 19624] <... set_robust_list resumed>) = 0 [pid 19622] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19621] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19619] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19623] <... prctl resumed>) = 0 [pid 19624] perf_event_open( [pid 19622] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19621] <... futex resumed>) = 1 [pid 19620] perf_event_open( [pid 19614] <... futex resumed>) = 0 [pid 19624] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19623] setpgid(0, 0 [pid 19622] <... futex resumed>) = 1 [pid 19621] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19620] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19619] <... clone resumed>, parent_tid=[19625], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19625 [pid 19617] <... futex resumed>) = 0 [pid 19614] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19624] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19623] <... setpgid resumed>) = 0 [pid 19622] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19620] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19619] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19617] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19614] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19625 attached [pid 19624] <... futex resumed>) = 1 [pid 19623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19621] perf_event_open(NULL, -1, 0, -1, 0 [pid 19620] <... futex resumed>) = 1 [pid 19619] <... futex resumed>) = 0 [pid 19618] <... futex resumed>) = 0 [pid 19617] <... futex resumed>) = 0 [pid 19616] <... futex resumed>) = 0 [pid 19614] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19625] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19624] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19623] <... openat resumed>) = 3 [pid 19622] perf_event_open(NULL, -1, 0, -1, 0 [pid 19621] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19620] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19619] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19618] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19617] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19616] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19625] <... set_robust_list resumed>) = 0 [pid 19624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19623] write(3, "1000", 4 [pid 19622] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19621] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19618] <... futex resumed>) = 0 [pid 19616] <... futex resumed>) = 0 [pid 19625] perf_event_open( [pid 19624] perf_event_open(NULL, -1, 0, -1, 0 [pid 19623] <... write resumed>) = 4 [pid 19622] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19621] <... futex resumed>) = 1 [pid 19620] perf_event_open(NULL, -1, 0, -1, 0 [pid 19618] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19616] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19614] <... futex resumed>) = 0 [pid 19625] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19624] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19623] close(3 [pid 19622] <... futex resumed>) = 1 [pid 19621] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19620] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19617] <... futex resumed>) = 0 [pid 19614] exit_group(0 [pid 19625] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19624] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19623] <... close resumed>) = 0 [pid 19622] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19621] <... futex resumed>) = ? [pid 19620] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19617] exit_group(0 [pid 19614] <... exit_group resumed>) = ? [pid 19625] <... futex resumed>) = 1 [pid 19624] <... futex resumed>) = 1 [pid 19623] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19622] <... futex resumed>) = ? [pid 19621] +++ exited with 0 +++ [pid 19620] <... futex resumed>) = 1 [pid 19619] <... futex resumed>) = 0 [pid 19618] <... futex resumed>) = 0 [pid 19617] <... exit_group resumed>) = ? [pid 19616] <... futex resumed>) = 0 [pid 19625] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19624] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19623] <... futex resumed>) = 0 [pid 19622] +++ exited with 0 +++ [pid 19620] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19619] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19618] exit_group(0 [pid 19617] +++ exited with 0 +++ [pid 19616] exit_group(0 [pid 19614] +++ exited with 0 +++ [pid 19625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19624] <... futex resumed>) = ? [pid 19623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19620] <... futex resumed>) = ? [pid 19619] <... futex resumed>) = 0 [pid 19618] <... exit_group resumed>) = ? [pid 19616] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19625] perf_event_open(NULL, -1, 0, -1, 0 [pid 19624] +++ exited with 0 +++ [pid 19623] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19620] +++ exited with 0 +++ [pid 19619] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19618] +++ exited with 0 +++ [pid 19616] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19625] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19623] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19625] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19623] <... mprotect resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19625] <... futex resumed>) = 1 [pid 19623] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19619] <... futex resumed>) = 0 [pid 19625] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19619] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19627 attached ./strace-static-x86_64: Process 19626 attached [pid 19625] <... futex resumed>) = ? [pid 19623] <... clone resumed>, parent_tid=[19626], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19626 [pid 19619] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19628 attached [pid 19627] set_robust_list(0x5555558625e0, 24 [pid 19626] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19625] +++ exited with 0 +++ [pid 19623] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19619] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19627 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19629 attached ./strace-static-x86_64: Process 19630 attached [pid 19628] set_robust_list(0x5555558625e0, 24 [pid 19627] <... set_robust_list resumed>) = 0 [pid 19626] <... set_robust_list resumed>) = 0 [pid 19623] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19628 [pid 19630] set_robust_list(0x5555558625e0, 24 [pid 19628] <... set_robust_list resumed>) = 0 [pid 19627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19626] perf_event_open( [pid 19623] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19629 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19630 [pid 19630] <... set_robust_list resumed>) = 0 [pid 19628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19627] <... prctl resumed>) = 0 [pid 19626] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19628] <... prctl resumed>) = 0 [pid 19627] setpgid(0, 0 [pid 19626] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19630] <... prctl resumed>) = 0 [pid 19629] set_robust_list(0x5555558625e0, 24 [pid 19628] setpgid(0, 0 [pid 19627] <... setpgid resumed>) = 0 [pid 19626] <... futex resumed>) = 1 [pid 19623] <... futex resumed>) = 0 [pid 19630] setpgid(0, 0 [pid 19628] <... setpgid resumed>) = 0 [pid 19627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19626] perf_event_open(NULL, -1, 0, -1, 0 [pid 19629] <... set_robust_list resumed>) = 0 [pid 19623] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19630] <... setpgid resumed>) = 0 [pid 19628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19627] <... openat resumed>) = 3 [pid 19626] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19623] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19628] <... openat resumed>) = 3 [pid 19627] write(3, "1000", 4 [pid 19626] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19623] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19631 attached [pid 19630] <... openat resumed>) = 3 [pid 19629] <... prctl resumed>) = 0 [pid 19628] write(3, "1000", 4 [pid 19627] <... write resumed>) = 4 [pid 19626] <... futex resumed>) = 0 [pid 19623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19631] set_robust_list(0x5555558625e0, 24 [pid 19630] write(3, "1000", 4 [pid 19629] setpgid(0, 0 [pid 19628] <... write resumed>) = 4 [pid 19627] close(3 [pid 19626] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19623] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19631 [pid 19631] <... set_robust_list resumed>) = 0 [pid 19630] <... write resumed>) = 4 [pid 19629] <... setpgid resumed>) = 0 [pid 19628] close(3 [pid 19627] <... close resumed>) = 0 [pid 19626] <... futex resumed>) = ? [pid 19623] <... exit_group resumed>) = ? [pid 19631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19630] close(3 [pid 19629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19628] <... close resumed>) = 0 [pid 19627] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19626] +++ exited with 0 +++ [pid 19631] <... prctl resumed>) = 0 [pid 19630] <... close resumed>) = 0 [pid 19629] <... openat resumed>) = 3 [pid 19628] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19627] <... futex resumed>) = 0 [pid 19623] +++ exited with 0 +++ [pid 19631] setpgid(0, 0 [pid 19630] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19629] write(3, "1000", 4 [pid 19628] <... futex resumed>) = 0 [pid 19627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19631] <... setpgid resumed>) = 0 [pid 19630] <... futex resumed>) = 0 [pid 19629] <... write resumed>) = 4 [pid 19628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19627] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19629] close(3 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19628] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19627] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19630] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19629] <... close resumed>) = 0 [pid 19628] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... restart_syscall resumed>) = 0 [pid 19630] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19629] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19627] <... mprotect resumed>) = 0 [pid 19628] <... mprotect resumed>) = 0 [pid 19630] <... mprotect resumed>) = 0 [pid 19629] <... futex resumed>) = 0 [pid 19627] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19628] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19630] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19629] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19634 attached [pid 19631] <... openat resumed>) = 3 [pid 19629] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19634 [pid 19631] write(3, "1000", 4 [pid 19629] <... mprotect resumed>) = 0 [pid 19628] <... clone resumed>, parent_tid=[19633], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19633 [pid 19627] <... clone resumed>, parent_tid=[19632], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19632 [pid 19634] set_robust_list(0x5555558625e0, 24 [pid 19631] <... write resumed>) = 4 [pid 19630] <... clone resumed>, parent_tid=[19635], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19635 [pid 19629] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19628] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19627] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19636 attached [pid 19634] <... set_robust_list resumed>) = 0 [pid 19631] close(3 [pid 19630] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19628] <... futex resumed>) = 0 [pid 19627] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19635 attached ./strace-static-x86_64: Process 19632 attached [pid 19631] <... close resumed>) = 0 [pid 19630] <... futex resumed>) = 0 [pid 19629] <... clone resumed>, parent_tid=[19636], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19636 [pid 19634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19628] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19627] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19633 attached [pid 19635] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19634] <... prctl resumed>) = 0 [pid 19632] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19631] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19630] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19629] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19635] <... set_robust_list resumed>) = 0 [pid 19634] setpgid(0, 0 [pid 19633] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19632] <... set_robust_list resumed>) = 0 [pid 19631] <... futex resumed>) = 0 [pid 19629] <... futex resumed>) = 0 [pid 19636] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19635] perf_event_open( [pid 19634] <... setpgid resumed>) = 0 [pid 19633] <... set_robust_list resumed>) = 0 [pid 19632] perf_event_open( [pid 19631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19629] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19636] <... set_robust_list resumed>) = 0 [pid 19635] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19633] perf_event_open( [pid 19632] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19631] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19635] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19634] <... openat resumed>) = 3 [pid 19633] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19632] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19631] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19636] perf_event_open( [pid 19635] <... futex resumed>) = 1 [pid 19634] write(3, "1000", 4 [pid 19633] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19632] <... futex resumed>) = 1 [pid 19631] <... mprotect resumed>) = 0 [pid 19630] <... futex resumed>) = 0 [pid 19627] <... futex resumed>) = 0 [pid 19636] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19635] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19634] <... write resumed>) = 4 [pid 19633] <... futex resumed>) = 1 [pid 19632] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19628] <... futex resumed>) = 0 [pid 19631] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19630] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19627] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19636] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19634] close(3 [pid 19633] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19630] <... futex resumed>) = 0 [pid 19628] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19627] <... futex resumed>) = 0 [pid 19636] <... futex resumed>) = 1 [pid 19635] perf_event_open(NULL, -1, 0, -1, 0 [pid 19634] <... close resumed>) = 0 [pid 19633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19632] perf_event_open(NULL, -1, 0, -1, 0 [pid 19631] <... clone resumed>, parent_tid=[19637], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19637 [pid 19630] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19629] <... futex resumed>) = 0 [pid 19628] <... futex resumed>) = 0 [pid 19627] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19636] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19635] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19634] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19633] perf_event_open(NULL, -1, 0, -1, 0 [pid 19632] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19631] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19629] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19628] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19637 attached [pid 19636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19635] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19634] <... futex resumed>) = 0 [pid 19633] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19632] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19631] <... futex resumed>) = 0 [pid 19629] <... futex resumed>) = 0 [pid 19637] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19636] perf_event_open(NULL, -1, 0, -1, 0 [pid 19635] <... futex resumed>) = 1 [pid 19634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19633] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19632] <... futex resumed>) = 1 [pid 19631] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19630] <... futex resumed>) = 0 [pid 19629] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19627] <... futex resumed>) = 0 [pid 19637] <... set_robust_list resumed>) = 0 [pid 19636] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19635] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19634] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19633] <... futex resumed>) = 1 [pid 19632] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19630] exit_group(0 [pid 19628] <... futex resumed>) = 0 [pid 19627] exit_group(0 [pid 19637] perf_event_open( [pid 19636] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19635] <... futex resumed>) = ? [pid 19634] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19633] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19632] <... futex resumed>) = ? [pid 19630] <... exit_group resumed>) = ? [pid 19628] exit_group(0 [pid 19627] <... exit_group resumed>) = ? [pid 19637] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19636] <... futex resumed>) = 1 [pid 19635] +++ exited with 0 +++ [pid 19634] <... mprotect resumed>) = 0 [pid 19632] +++ exited with 0 +++ [pid 19629] <... futex resumed>) = 0 [pid 19637] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19631] <... futex resumed>) = 0 [pid 19637] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19631] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19631] <... futex resumed>) = 0 [pid 19637] perf_event_open(NULL, -1, 0, -1, 0 [pid 19631] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19630] +++ exited with 0 +++ [pid 19633] <... futex resumed>) = ? [pid 19628] <... exit_group resumed>) = ? [pid 19637] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19633] +++ exited with 0 +++ [pid 19637] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19631] <... futex resumed>) = 0 [pid 19637] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19636] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19631] exit_group(0 [pid 19627] +++ exited with 0 +++ [pid 19629] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19637] <... futex resumed>) = ? [pid 19631] <... exit_group resumed>) = ? [pid 19637] +++ exited with 0 +++ [pid 19636] <... futex resumed>) = ? [pid 19634] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19631] +++ exited with 0 +++ [pid 19629] <... exit_group resumed>) = ? [pid 19628] +++ exited with 0 +++ [pid 19636] +++ exited with 0 +++ [pid 19634] <... clone resumed>, parent_tid=[19638], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19638 [pid 19629] +++ exited with 0 +++ ./strace-static-x86_64: Process 19638 attached [pid 19634] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19638] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19634] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19638] <... set_robust_list resumed>) = 0 [pid 19634] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19638] perf_event_open( [pid 5074] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19638] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558625d0) = 19639 [pid 19638] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19634] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19642 attached ./strace-static-x86_64: Process 19641 attached ./strace-static-x86_64: Process 19640 attached ./strace-static-x86_64: Process 19639 attached [pid 19638] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19634] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19641 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19640 [pid 19641] set_robust_list(0x5555558625e0, 24 [pid 19638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19634] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19642 [pid 19638] perf_event_open(NULL, -1, 0, -1, 0 [pid 19634] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19642] set_robust_list(0x5555558625e0, 24 [pid 19641] <... set_robust_list resumed>) = 0 [pid 19640] set_robust_list(0x5555558625e0, 24 [pid 19639] set_robust_list(0x5555558625e0, 24 [pid 19638] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19643 [pid 19642] <... set_robust_list resumed>) = 0 [pid 19641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19640] <... set_robust_list resumed>) = 0 [pid 19639] <... set_robust_list resumed>) = 0 [pid 19638] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19643 attached [pid 19642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19641] <... prctl resumed>) = 0 [pid 19640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19638] <... futex resumed>) = 1 [pid 19634] <... futex resumed>) = 0 [pid 19643] set_robust_list(0x5555558625e0, 24 [pid 19642] <... prctl resumed>) = 0 [pid 19641] setpgid(0, 0 [pid 19640] <... prctl resumed>) = 0 [pid 19639] <... prctl resumed>) = 0 [pid 19638] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19634] exit_group(0 [pid 19643] <... set_robust_list resumed>) = 0 [pid 19642] setpgid(0, 0 [pid 19641] <... setpgid resumed>) = 0 [pid 19640] setpgid(0, 0 [pid 19639] setpgid(0, 0 [pid 19638] <... futex resumed>) = ? [pid 19634] <... exit_group resumed>) = ? [pid 19642] <... setpgid resumed>) = 0 [pid 19641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19640] <... setpgid resumed>) = 0 [pid 19639] <... setpgid resumed>) = 0 [pid 19642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19641] <... openat resumed>) = 3 [pid 19640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19638] +++ exited with 0 +++ [pid 19634] +++ exited with 0 +++ [pid 19643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19642] <... openat resumed>) = 3 [pid 19641] write(3, "1000", 4 [pid 19640] <... openat resumed>) = 3 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19643] <... prctl resumed>) = 0 [pid 19642] write(3, "1000", 4 [pid 19641] <... write resumed>) = 4 [pid 19640] write(3, "1000", 4 [pid 19639] <... openat resumed>) = 3 [pid 19643] setpgid(0, 0 [pid 19642] <... write resumed>) = 4 [pid 19641] close(3 [pid 19640] <... write resumed>) = 4 [pid 19639] write(3, "1000", 4 [pid 19643] <... setpgid resumed>) = 0 [pid 19642] close(3 [pid 19641] <... close resumed>) = 0 [pid 19640] close(3 [pid 19639] <... write resumed>) = 4 [pid 19643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19642] <... close resumed>) = 0 [pid 19641] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19640] <... close resumed>) = 0 [pid 19639] close(3 [pid 19640] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19643] <... openat resumed>) = 3 [pid 19642] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19641] <... futex resumed>) = 0 [pid 19640] <... futex resumed>) = 0 [pid 19639] <... close resumed>) = 0 [pid 19643] write(3, "1000", 4 [pid 19642] <... futex resumed>) = 0 [pid 19641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19639] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19643] <... write resumed>) = 4 [pid 19642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19640] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19641] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19643] close(3 [pid 19639] <... futex resumed>) = 0 [pid 19643] <... close resumed>) = 0 [pid 19642] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19641] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19640] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19644 [pid 19639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19643] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19640] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19644 attached [pid 19643] <... futex resumed>) = 0 [pid 19642] <... mprotect resumed>) = 0 [pid 19641] <... mprotect resumed>) = 0 [pid 19640] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19639] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19644] set_robust_list(0x5555558625e0, 24 [pid 19643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19641] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19646 attached ./strace-static-x86_64: Process 19645 attached [pid 19644] <... set_robust_list resumed>) = 0 [pid 19642] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19640] <... clone resumed>, parent_tid=[19645], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19645 [pid 19639] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19643] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19647 attached [pid 19646] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19643] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19641] <... clone resumed>, parent_tid=[19646], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19646 [pid 19640] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19639] <... mprotect resumed>) = 0 [pid 19647] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19646] <... set_robust_list resumed>) = 0 [pid 19645] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19644] <... prctl resumed>) = 0 [pid 19643] <... mprotect resumed>) = 0 [pid 19642] <... clone resumed>, parent_tid=[19647], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19647 [pid 19641] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19640] <... futex resumed>) = 0 [pid 19639] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19648 attached [pid 19647] <... set_robust_list resumed>) = 0 [pid 19646] perf_event_open( [pid 19645] <... set_robust_list resumed>) = 0 [pid 19644] setpgid(0, 0 [pid 19643] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19642] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19641] <... futex resumed>) = 0 [pid 19640] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19649 attached [pid 19647] perf_event_open( [pid 19646] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19645] perf_event_open( [pid 19644] <... setpgid resumed>) = 0 [pid 19648] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19642] <... futex resumed>) = 0 [pid 19641] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19639] <... clone resumed>, parent_tid=[19648], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19648 [pid 19646] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19645] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19643] <... clone resumed>, parent_tid=[19649], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19649 [pid 19642] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19639] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19647] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19646] <... futex resumed>) = 0 [pid 19645] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19643] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19641] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19639] <... futex resumed>) = 0 [pid 19648] <... set_robust_list resumed>) = 0 [pid 19647] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19646] perf_event_open(NULL, -1, 0, -1, 0 [pid 19645] <... futex resumed>) = 1 [pid 19644] <... openat resumed>) = 3 [pid 19643] <... futex resumed>) = 0 [pid 19641] <... futex resumed>) = 0 [pid 19640] <... futex resumed>) = 0 [pid 19639] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19648] perf_event_open( [pid 19647] <... futex resumed>) = 1 [pid 19646] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19645] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19643] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19642] <... futex resumed>) = 0 [pid 19644] write(3, "1000", 4 [pid 19641] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19640] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19649] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19648] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19647] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19646] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19644] <... write resumed>) = 4 [pid 19642] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19640] <... futex resumed>) = 0 [pid 19648] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19646] <... futex resumed>) = 0 [pid 19645] perf_event_open(NULL, -1, 0, -1, 0 [pid 19644] close(3 [pid 19642] <... futex resumed>) = 0 [pid 19641] exit_group(0 [pid 19640] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19648] <... futex resumed>) = 1 [pid 19647] perf_event_open(NULL, -1, 0, -1, 0 [pid 19645] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19644] <... close resumed>) = 0 [pid 19642] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19641] <... exit_group resumed>) = ? [pid 19639] <... futex resumed>) = 0 [pid 19649] <... set_robust_list resumed>) = 0 [pid 19648] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19647] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19646] +++ exited with 0 +++ [pid 19645] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19644] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19649] perf_event_open( [pid 19647] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19645] <... futex resumed>) = 1 [pid 19644] <... futex resumed>) = 0 [pid 19641] +++ exited with 0 +++ [pid 19640] <... futex resumed>) = 0 [pid 19639] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19649] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19648] <... futex resumed>) = 0 [pid 19647] <... futex resumed>) = 1 [pid 19645] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19642] <... futex resumed>) = 0 [pid 19640] exit_group(0 [pid 19639] <... futex resumed>) = 1 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19649] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19648] perf_event_open(NULL, -1, 0, -1, 0 [pid 19647] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19645] <... futex resumed>) = ? [pid 19644] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19642] exit_group(0 [pid 19640] <... exit_group resumed>) = ? [pid 19639] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19649] <... futex resumed>) = 1 [pid 19648] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19647] <... futex resumed>) = ? [pid 19645] +++ exited with 0 +++ [pid 19644] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19643] <... futex resumed>) = 0 [pid 19642] <... exit_group resumed>) = ? [pid 19640] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 19649] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19648] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19647] +++ exited with 0 +++ [pid 19644] <... mprotect resumed>) = 0 [pid 19643] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19648] <... futex resumed>) = 1 [pid 19643] <... futex resumed>) = 0 [pid 19642] +++ exited with 0 +++ [pid 19639] <... futex resumed>) = 0 [pid 19644] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19643] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19639] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19649] perf_event_open(NULL, -1, 0, -1, 0 [pid 19648] +++ exited with 0 +++ [pid 19639] <... exit_group resumed>) = ? [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19650 attached [pid 19649] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19644] <... clone resumed>, parent_tid=[19650], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19650 [pid 19639] +++ exited with 0 +++ [pid 5078] <... restart_syscall resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19649] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19644] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19650] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19649] <... futex resumed>) = 1 [pid 19644] <... futex resumed>) = 0 [pid 19643] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19651 [pid 19643] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19653 [pid 19644] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19643] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19652 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19653 attached ./strace-static-x86_64: Process 19652 attached ./strace-static-x86_64: Process 19651 attached [pid 19650] <... set_robust_list resumed>) = 0 [pid 19649] +++ exited with 0 +++ [pid 19643] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19653] set_robust_list(0x5555558625e0, 24) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19654 [pid 19653] <... prctl resumed>) = 0 [pid 19651] set_robust_list(0x5555558625e0, 24 [pid 19650] perf_event_open( [pid 19653] setpgid(0, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19654 attached ./strace-static-x86_64: Process 19655 attached [pid 19653] <... setpgid resumed>) = 0 [pid 19652] set_robust_list(0x5555558625e0, 24 [pid 19651] <... set_robust_list resumed>) = 0 [pid 19650] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19655] set_robust_list(0x5555558625e0, 24 [pid 19653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19650] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19655 [pid 19655] <... set_robust_list resumed>) = 0 [pid 19653] <... openat resumed>) = 3 [pid 19650] <... futex resumed>) = 1 [pid 19644] <... futex resumed>) = 0 [pid 19655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19654] set_robust_list(0x5555558625e0, 24 [pid 19653] write(3, "1000", 4 [pid 19652] <... set_robust_list resumed>) = 0 [pid 19651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19650] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19644] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19655] <... prctl resumed>) = 0 [pid 19653] <... write resumed>) = 4 [pid 19651] <... prctl resumed>) = 0 [pid 19650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19644] <... futex resumed>) = 0 [pid 19655] setpgid(0, 0 [pid 19653] close(3 [pid 19652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19650] perf_event_open(NULL, -1, 0, -1, 0 [pid 19644] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19651] setpgid(0, 0 [pid 19655] <... setpgid resumed>) = 0 [pid 19654] <... set_robust_list resumed>) = 0 [pid 19653] <... close resumed>) = 0 [pid 19652] <... prctl resumed>) = 0 [pid 19650] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19651] <... setpgid resumed>) = 0 [pid 19655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19653] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19652] setpgid(0, 0 [pid 19651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19650] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19655] <... openat resumed>) = 3 [pid 19654] <... prctl resumed>) = 0 [pid 19653] <... futex resumed>) = 0 [pid 19652] <... setpgid resumed>) = 0 [pid 19651] <... openat resumed>) = 3 [pid 19650] <... futex resumed>) = 1 [pid 19644] <... futex resumed>) = 0 [pid 19655] write(3, "1000", 4 [pid 19654] setpgid(0, 0 [pid 19653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19651] write(3, "1000", 4 [pid 19650] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19644] exit_group(0 [pid 19655] <... write resumed>) = 4 [pid 19654] <... setpgid resumed>) = 0 [pid 19653] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19652] <... openat resumed>) = 3 [pid 19651] <... write resumed>) = 4 [pid 19650] <... futex resumed>) = ? [pid 19644] <... exit_group resumed>) = ? [pid 19655] close(3 [pid 19654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19653] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19652] write(3, "1000", 4 [pid 19651] close(3 [pid 19650] +++ exited with 0 +++ [pid 19644] +++ exited with 0 +++ [pid 19655] <... close resumed>) = 0 [pid 19654] <... openat resumed>) = 3 [pid 19653] <... mprotect resumed>) = 0 [pid 19652] <... write resumed>) = 4 [pid 19651] <... close resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19655] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19654] write(3, "1000", 4 [pid 19653] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19652] close(3 [pid 19651] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19655] <... futex resumed>) = 0 [pid 19654] <... write resumed>) = 4 [pid 19652] <... close resumed>) = 0 [pid 19651] <... futex resumed>) = 0 [pid 19655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19654] close(3 [pid 19653] <... clone resumed>, parent_tid=[19656], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19656 [pid 19652] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19655] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19654] <... close resumed>) = 0 [pid 19653] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19652] <... futex resumed>) = 0 [pid 19651] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19654] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19651] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19657 attached ./strace-static-x86_64: Process 19656 attached [pid 19655] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19654] <... futex resumed>) = 0 [pid 19653] <... futex resumed>) = 0 [pid 19652] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19651] <... mprotect resumed>) = 0 [pid 19655] <... mprotect resumed>) = 0 [pid 19654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19653] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19652] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19651] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19657 ./strace-static-x86_64: Process 19658 attached [pid 19657] set_robust_list(0x5555558625e0, 24 [pid 19656] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19655] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19654] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19652] <... mprotect resumed>) = 0 [pid 19658] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19654] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19652] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19651] <... clone resumed>, parent_tid=[19658], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19658 ./strace-static-x86_64: Process 19660 attached [pid 19658] <... set_robust_list resumed>) = 0 [pid 19657] <... set_robust_list resumed>) = 0 [pid 19656] <... set_robust_list resumed>) = 0 [pid 19655] <... clone resumed>, parent_tid=[19659], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19659 [pid 19654] <... mprotect resumed>) = 0 [pid 19651] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19660] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19658] perf_event_open( [pid 19657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19656] perf_event_open( [pid 19655] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19654] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19652] <... clone resumed>, parent_tid=[19660], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19660 [pid 19651] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19661 attached ./strace-static-x86_64: Process 19659 attached [pid 19660] <... set_robust_list resumed>) = 0 [pid 19658] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19657] <... prctl resumed>) = 0 [pid 19656] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19655] <... futex resumed>) = 0 [pid 19652] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19651] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19659] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19658] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19654] <... clone resumed>, parent_tid=[19661], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19661 [pid 19652] <... futex resumed>) = 0 [pid 19651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19659] <... set_robust_list resumed>) = 0 [pid 19658] <... futex resumed>) = 0 [pid 19657] setpgid(0, 0 [pid 19656] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19655] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19654] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19652] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19651] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19661] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19660] perf_event_open( [pid 19659] perf_event_open( [pid 19658] perf_event_open(NULL, -1, 0, -1, 0 [pid 19657] <... setpgid resumed>) = 0 [pid 19656] <... futex resumed>) = 1 [pid 19654] <... futex resumed>) = 0 [pid 19653] <... futex resumed>) = 0 [pid 19651] <... futex resumed>) = 0 [pid 19660] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19659] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19658] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19656] perf_event_open(NULL, -1, 0, -1, 0 [pid 19654] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19653] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19651] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19660] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19659] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19658] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19657] <... openat resumed>) = 3 [pid 19656] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19653] <... futex resumed>) = 0 [pid 19651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19660] <... futex resumed>) = 1 [pid 19659] <... futex resumed>) = 1 [pid 19658] <... futex resumed>) = 0 [pid 19657] write(3, "1000", 4 [pid 19656] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19655] <... futex resumed>) = 0 [pid 19653] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19652] <... futex resumed>) = 0 [pid 19651] exit_group(0 [pid 19661] <... set_robust_list resumed>) = 0 [pid 19660] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19659] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19657] <... write resumed>) = 4 [pid 19656] <... futex resumed>) = 0 [pid 19655] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19652] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19651] <... exit_group resumed>) = ? [pid 19661] perf_event_open( [pid 19660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19658] +++ exited with 0 +++ [pid 19657] close(3 [pid 19656] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19655] <... futex resumed>) = 0 [pid 19653] exit_group(0 [pid 19652] <... futex resumed>) = 0 [pid 19651] +++ exited with 0 +++ [pid 19661] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19660] perf_event_open(NULL, -1, 0, -1, 0 [pid 19659] perf_event_open(NULL, -1, 0, -1, 0 [pid 19657] <... close resumed>) = 0 [pid 19656] <... futex resumed>) = ? [pid 19655] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19653] <... exit_group resumed>) = ? [pid 19652] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19661] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19660] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19659] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19657] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19656] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19659] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19659] <... futex resumed>) = 1 [pid 19655] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19659] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19655] exit_group(0 [pid 19653] +++ exited with 0 +++ [pid 19661] <... futex resumed>) = 1 [pid 19660] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19659] <... futex resumed>) = ? [pid 19657] <... futex resumed>) = 0 [pid 19655] <... exit_group resumed>) = ? [pid 19654] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19661] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19660] <... futex resumed>) = 1 [pid 19659] +++ exited with 0 +++ [pid 19657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19655] +++ exited with 0 +++ [pid 19654] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19652] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19660] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19657] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19654] <... futex resumed>) = 0 [pid 19652] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19662 attached [pid 19661] perf_event_open(NULL, -1, 0, -1, 0 [pid 19660] <... futex resumed>) = ? [pid 19657] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19654] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19652] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19662 [pid 19661] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19660] +++ exited with 0 +++ [pid 19657] <... mprotect resumed>) = 0 [pid 19652] +++ exited with 0 +++ [pid 19662] set_robust_list(0x5555558625e0, 24 [pid 19661] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19657] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19663 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19664 attached ./strace-static-x86_64: Process 19663 attached ./strace-static-x86_64: Process 19665 attached [pid 19662] <... set_robust_list resumed>) = 0 [pid 19661] <... futex resumed>) = 1 [pid 19654] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19665] set_robust_list(0x5555558625e0, 24 [pid 19664] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19661] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19657] <... clone resumed>, parent_tid=[19664], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19664 [pid 19654] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19665 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19665] <... set_robust_list resumed>) = 0 [pid 19657] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19662] <... prctl resumed>) = 0 [pid 19661] <... futex resumed>) = ? [pid 19654] <... exit_group resumed>) = ? [pid 19665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19664] <... set_robust_list resumed>) = 0 [pid 19662] setpgid(0, 0 [pid 19661] +++ exited with 0 +++ [pid 19657] <... futex resumed>) = 0 [pid 19665] <... prctl resumed>) = 0 [pid 19657] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19665] setpgid(0, 0) = 0 [pid 19654] +++ exited with 0 +++ [pid 19665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19662] <... setpgid resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19665] <... openat resumed>) = 3 [pid 19662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19665] write(3, "1000", 4 [pid 19664] perf_event_open( [pid 19662] <... openat resumed>) = 3 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19665] <... write resumed>) = 4 [pid 19665] close(3 [pid 19662] write(3, "1000", 4 [pid 19665] <... close resumed>) = 0 [pid 19664] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19662] <... write resumed>) = 4 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19666 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19667 attached [pid 19665] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19664] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] set_robust_list(0x5555558625e0, 24 [pid 19662] close(3 [pid 19665] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19667 [pid 19665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19664] <... futex resumed>) = 1 [pid 19662] <... close resumed>) = 0 [pid 19657] <... futex resumed>) = 0 [pid 19665] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19664] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19663] <... set_robust_list resumed>) = 0 [pid 19662] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19657] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19666 attached [pid 19667] set_robust_list(0x5555558625e0, 24 [pid 19665] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19662] <... futex resumed>) = 0 [pid 19657] <... futex resumed>) = 0 [pid 19667] <... set_robust_list resumed>) = 0 [pid 19666] set_robust_list(0x5555558625e0, 24 [pid 19665] <... mprotect resumed>) = 0 [pid 19664] perf_event_open(NULL, -1, 0, -1, 0 [pid 19663] <... prctl resumed>) = 0 [pid 19662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19657] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19665] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19664] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19663] setpgid(0, 0 [pid 19662] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19664] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] <... setpgid resumed>) = 0 [pid 19662] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19666] <... set_robust_list resumed>) = 0 [pid 19665] <... clone resumed>, parent_tid=[19668], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19668 [pid 19664] <... futex resumed>) = 1 [pid 19663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19662] <... mprotect resumed>) = 0 [pid 19657] <... futex resumed>) = 0 [pid 19667] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 19668 attached ) = 0 [pid 19666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19665] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19664] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19663] <... openat resumed>) = 3 [pid 19662] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19657] exit_group(0./strace-static-x86_64: Process 19669 attached [pid 19668] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19667] setpgid(0, 0 [pid 19666] <... prctl resumed>) = 0 [pid 19665] <... futex resumed>) = 0 [pid 19664] <... futex resumed>) = ? [pid 19663] write(3, "1000", 4 [pid 19657] <... exit_group resumed>) = ? [pid 19669] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19668] <... set_robust_list resumed>) = 0 [pid 19667] <... setpgid resumed>) = 0 [pid 19666] setpgid(0, 0 [pid 19665] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19664] +++ exited with 0 +++ [pid 19663] <... write resumed>) = 4 [pid 19662] <... clone resumed>, parent_tid=[19669], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19669 [pid 19669] <... set_robust_list resumed>) = 0 [pid 19668] perf_event_open( [pid 19667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19666] <... setpgid resumed>) = 0 [pid 19663] close(3 [pid 19662] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19657] +++ exited with 0 +++ [pid 19669] perf_event_open( [pid 19668] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19667] <... openat resumed>) = 3 [pid 19663] <... close resumed>) = 0 [pid 19662] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19668] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19667] write(3, "1000", 4 [pid 19666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19663] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19662] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19668] <... futex resumed>) = 1 [pid 19667] <... write resumed>) = 4 [pid 19666] <... openat resumed>) = 3 [pid 19665] <... futex resumed>) = 0 [pid 19663] <... futex resumed>) = 0 [pid 19668] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19667] close(3 [pid 19666] write(3, "1000", 4 [pid 19665] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19667] <... close resumed>) = 0 [pid 19666] <... write resumed>) = 4 [pid 19665] <... futex resumed>) = 0 [pid 19669] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19668] perf_event_open(NULL, -1, 0, -1, 0 [pid 19667] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19666] close(3 [pid 19665] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19663] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19669] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19668] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19667] <... futex resumed>) = 0 [pid 19666] <... close resumed>) = 0 [pid 19669] <... futex resumed>) = 1 [pid 19668] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19666] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19662] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19668] <... futex resumed>) = 1 [pid 19667] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19665] <... futex resumed>) = 0 [pid 19662] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19668] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19665] exit_group(0 [pid 19663] <... mprotect resumed>) = 0 [pid 19662] <... futex resumed>) = 0 [pid 19668] <... futex resumed>) = ? [pid 19665] <... exit_group resumed>) = ? [pid 19662] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19670 attached [pid 19669] perf_event_open(NULL, -1, 0, -1, 0 [pid 19668] +++ exited with 0 +++ [pid 19667] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19666] <... futex resumed>) = 0 [pid 19663] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19670 [pid 19669] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19665] +++ exited with 0 +++ [pid 19667] <... mprotect resumed>) = 0 [pid 19666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19671 attached [pid 19671] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19666] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19663] <... clone resumed>, parent_tid=[19671], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19671 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19667] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19666] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19663] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19663] <... futex resumed>) = 0 [pid 19671] <... set_robust_list resumed>) = 0 [pid 19666] <... mprotect resumed>) = 0 [pid 19663] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19671] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19671] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19669] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19667] <... clone resumed>, parent_tid=[19672], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19672 [pid 19666] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19673 [pid 19671] <... futex resumed>) = 1 [pid 19669] <... futex resumed>) = 1 [pid 19667] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] <... futex resumed>) = 0 [pid 19662] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19672 attached [pid 19671] perf_event_open(NULL, -1, 0, -1, 0 [pid 19669] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19667] <... futex resumed>) = 0 [pid 19666] <... clone resumed>, parent_tid=[19674], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19674 [pid 19663] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19662] exit_group(0 [pid 19670] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 19673 attached [pid 19672] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19671] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19669] <... futex resumed>) = ? [pid 19667] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19666] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] <... futex resumed>) = 0 [pid 19662] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19674 attached [pid 19673] set_robust_list(0x5555558625e0, 24 [pid 19672] <... set_robust_list resumed>) = 0 [pid 19671] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19670] <... set_robust_list resumed>) = 0 [pid 19669] +++ exited with 0 +++ [pid 19666] <... futex resumed>) = 0 [pid 19663] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19674] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19666] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19674] <... set_robust_list resumed>) = 0 [pid 19671] <... futex resumed>) = 0 [pid 19672] perf_event_open( [pid 19670] <... prctl resumed>) = 0 [pid 19663] exit_group(0 [pid 19673] <... set_robust_list resumed>) = 0 [pid 19662] +++ exited with 0 +++ [pid 19674] perf_event_open( [pid 19673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19672] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19670] setpgid(0, 0 [pid 19663] <... exit_group resumed>) = ? [pid 19674] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19673] <... prctl resumed>) = 0 [pid 19672] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19671] +++ exited with 0 +++ [pid 19670] <... setpgid resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19673] setpgid(0, 0 [pid 19672] <... futex resumed>) = 1 [pid 19667] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19675 attached [pid 19674] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19673] <... setpgid resumed>) = 0 [pid 19672] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19667] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19663] +++ exited with 0 +++ [pid 19674] <... futex resumed>) = 1 [pid 19673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19670] <... openat resumed>) = 3 [pid 19667] <... futex resumed>) = 0 [pid 19666] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19675 [pid 19675] set_robust_list(0x5555558625e0, 24 [pid 19674] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19673] <... openat resumed>) = 3 [pid 19672] perf_event_open(NULL, -1, 0, -1, 0 [pid 19670] write(3, "1000", 4 [pid 19667] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19666] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19675] <... set_robust_list resumed>) = 0 [pid 19674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19673] write(3, "1000", 4 [pid 19672] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19670] <... write resumed>) = 4 [pid 19666] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19674] perf_event_open(NULL, -1, 0, -1, 0 [pid 19673] <... write resumed>) = 4 [pid 19672] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19670] close(3 [pid 19666] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19675] <... prctl resumed>) = 0 [pid 19674] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19673] close(3 [pid 19672] <... futex resumed>) = 1 [pid 19670] <... close resumed>) = 0 [pid 19667] <... futex resumed>) = 0 [pid 19674] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19673] <... close resumed>) = 0 [pid 19672] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19670] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19667] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19675] setpgid(0, 0./strace-static-x86_64: Process 19676 attached ) = 0 [pid 19674] <... futex resumed>) = 1 [pid 19673] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19672] <... futex resumed>) = ? [pid 19670] <... futex resumed>) = 0 [pid 19667] <... exit_group resumed>) = ? [pid 19666] <... futex resumed>) = 0 [pid 19676] set_robust_list(0x5555558625e0, 24 [pid 19675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19674] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19673] <... futex resumed>) = 0 [pid 19672] +++ exited with 0 +++ [pid 19670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19666] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19676 [pid 19676] <... set_robust_list resumed>) = 0 [pid 19675] <... openat resumed>) = 3 [pid 19673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19670] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19667] +++ exited with 0 +++ [pid 19674] <... futex resumed>) = ? [pid 19666] <... exit_group resumed>) = ? [pid 19676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19675] write(3, "1000", 4 [pid 19674] +++ exited with 0 +++ [pid 19673] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19670] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19676] <... prctl resumed>) = 0 [pid 19675] <... write resumed>) = 4 [pid 19673] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19670] <... mprotect resumed>) = 0 [pid 19666] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19676] setpgid(0, 0 [pid 19675] close(3 [pid 19673] <... mprotect resumed>) = 0 [pid 19670] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19676] <... setpgid resumed>) = 0 [pid 19675] <... close resumed>) = 0 [pid 19673] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... restart_syscall resumed>) = 0 [pid 19676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19675] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19670] <... clone resumed>, parent_tid=[19677], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19677 [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19678 attached [pid 19676] <... openat resumed>) = 3 [pid 19675] <... futex resumed>) = 0 [pid 19673] <... clone resumed>, parent_tid=[19678], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19678 [pid 19670] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19676] write(3, "1000", 4 [pid 19675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19673] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19670] <... futex resumed>) = 0 [pid 19678] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19676] <... write resumed>) = 4 [pid 19670] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19676] close(3) = 0 [pid 19676] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19676] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19675] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19673] <... futex resumed>) = 0 [pid 19676] <... mprotect resumed>) = 0 [pid 19675] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19673] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19676] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19675] <... mprotect resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19676] <... clone resumed>, parent_tid=[19679], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19679 [pid 19676] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19676] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19675] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19681 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19680 [pid 19675] <... clone resumed>, parent_tid=[19682], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19682 ./strace-static-x86_64: Process 19680 attached [pid 19675] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19681 attached ./strace-static-x86_64: Process 19677 attached [pid 19680] set_robust_list(0x5555558625e0, 24 [pid 19678] <... set_robust_list resumed>) = 0 [pid 19675] <... futex resumed>) = 0 [pid 19680] <... set_robust_list resumed>) = 0 [pid 19680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19675] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19682 attached [pid 19680] setpgid(0, 0 [pid 19678] perf_event_open( [pid 19682] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19680] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19679 attached [pid 19682] <... set_robust_list resumed>) = 0 [pid 19680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19678] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19682] perf_event_open( [pid 19681] set_robust_list(0x5555558625e0, 24 [pid 19680] <... openat resumed>) = 3 [pid 19679] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19678] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19677] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19682] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19680] write(3, "1000", 4 [pid 19679] <... set_robust_list resumed>) = 0 [pid 19682] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19681] <... set_robust_list resumed>) = 0 [pid 19680] <... write resumed>) = 4 [pid 19679] perf_event_open( [pid 19678] <... futex resumed>) = 1 [pid 19677] <... set_robust_list resumed>) = 0 [pid 19673] <... futex resumed>) = 0 [pid 19682] <... futex resumed>) = 1 [pid 19680] close(3 [pid 19679] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19678] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19677] perf_event_open( [pid 19675] <... futex resumed>) = 0 [pid 19673] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19682] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19680] <... close resumed>) = 0 [pid 19679] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19675] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19673] <... futex resumed>) = 0 [pid 19682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19680] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19679] <... futex resumed>) = 1 [pid 19678] perf_event_open(NULL, -1, 0, -1, 0 [pid 19677] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19676] <... futex resumed>) = 0 [pid 19675] <... futex resumed>) = 0 [pid 19673] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19682] perf_event_open(NULL, -1, 0, -1, 0 [pid 19681] <... prctl resumed>) = 0 [pid 19680] <... futex resumed>) = 0 [pid 19679] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19678] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19677] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19676] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19675] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19682] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19681] setpgid(0, 0 [pid 19680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19678] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19677] <... futex resumed>) = 1 [pid 19676] <... futex resumed>) = 0 [pid 19670] <... futex resumed>) = 0 [pid 19682] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19681] <... setpgid resumed>) = 0 [pid 19680] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19679] perf_event_open(NULL, -1, 0, -1, 0 [pid 19678] <... futex resumed>) = 1 [pid 19677] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19676] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19673] <... futex resumed>) = 0 [pid 19670] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19682] <... futex resumed>) = 1 [pid 19681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19680] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19679] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19678] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19675] <... futex resumed>) = 0 [pid 19673] exit_group(0 [pid 19670] <... futex resumed>) = 0 [pid 19682] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19681] <... openat resumed>) = 3 [pid 19680] <... mprotect resumed>) = 0 [pid 19679] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19678] <... futex resumed>) = ? [pid 19677] perf_event_open(NULL, -1, 0, -1, 0 [pid 19675] exit_group(0 [pid 19673] <... exit_group resumed>) = ? [pid 19670] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19682] <... futex resumed>) = ? [pid 19681] write(3, "1000", 4 [pid 19680] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19679] <... futex resumed>) = 1 [pid 19678] +++ exited with 0 +++ [pid 19677] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19676] <... futex resumed>) = 0 [pid 19675] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19683 attached [pid 19682] +++ exited with 0 +++ [pid 19681] <... write resumed>) = 4 [pid 19679] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19677] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19676] exit_group(0 [pid 19675] +++ exited with 0 +++ [pid 19673] +++ exited with 0 +++ [pid 19683] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19681] close(3 [pid 19680] <... clone resumed>, parent_tid=[19683], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19683 [pid 19679] <... futex resumed>) = ? [pid 19677] <... futex resumed>) = 1 [pid 19676] <... exit_group resumed>) = ? [pid 19670] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19673, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19683] <... set_robust_list resumed>) = 0 [pid 19681] <... close resumed>) = 0 [pid 19680] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19679] +++ exited with 0 +++ [pid 19677] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19676] +++ exited with 0 +++ [pid 19670] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19681] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19680] <... futex resumed>) = 0 [pid 19677] <... futex resumed>) = ? [pid 19670] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19681] <... futex resumed>) = 0 [pid 19680] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19677] +++ exited with 0 +++ [pid 19670] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19684 [pid 19681] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19684 attached [pid 19683] perf_event_open( [pid 19681] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19685 attached [pid 19684] set_robust_list(0x5555558625e0, 24 [pid 19683] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19681] <... mprotect resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19685 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19686 attached [pid 19685] set_robust_list(0x5555558625e0, 24 [pid 19684] <... set_robust_list resumed>) = 0 [pid 19683] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19681] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19687 attached ./strace-static-x86_64: Process 19688 attached [pid 19686] set_robust_list(0x5555558625e0, 24 [pid 19685] <... set_robust_list resumed>) = 0 [pid 19684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19683] <... futex resumed>) = 1 [pid 19680] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19686 [pid 19686] <... set_robust_list resumed>) = 0 [pid 19685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19684] <... prctl resumed>) = 0 [pid 19683] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19681] <... clone resumed>, parent_tid=[19688], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19688 [pid 19680] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19687 [pid 19687] set_robust_list(0x5555558625e0, 24 [pid 19686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19685] <... prctl resumed>) = 0 [pid 19684] setpgid(0, 0 [pid 19683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19681] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19680] <... futex resumed>) = 0 [pid 19687] <... set_robust_list resumed>) = 0 [pid 19686] <... prctl resumed>) = 0 [pid 19685] setpgid(0, 0 [pid 19684] <... setpgid resumed>) = 0 [pid 19683] perf_event_open(NULL, -1, 0, -1, 0 [pid 19681] <... futex resumed>) = 0 [pid 19680] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19688] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19686] setpgid(0, 0 [pid 19685] <... setpgid resumed>) = 0 [pid 19684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19683] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19681] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19686] <... setpgid resumed>) = 0 [pid 19685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19683] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19684] <... openat resumed>) = 3 [pid 19683] <... futex resumed>) = 1 [pid 19680] <... futex resumed>) = 0 [pid 19687] <... prctl resumed>) = 0 [pid 19686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19685] <... openat resumed>) = 3 [pid 19684] write(3, "1000", 4 [pid 19683] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19680] exit_group(0 [pid 19685] write(3, "1000", 4 [pid 19684] <... write resumed>) = 4 [pid 19683] <... futex resumed>) = ? [pid 19680] <... exit_group resumed>) = ? [pid 19686] <... openat resumed>) = 3 [pid 19687] setpgid(0, 0 [pid 19688] <... set_robust_list resumed>) = 0 [pid 19687] <... setpgid resumed>) = 0 [pid 19686] write(3, "1000", 4 [pid 19685] <... write resumed>) = 4 [pid 19684] close(3 [pid 19683] +++ exited with 0 +++ [pid 19688] perf_event_open( [pid 19687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19686] <... write resumed>) = 4 [pid 19685] close(3 [pid 19684] <... close resumed>) = 0 [pid 19680] +++ exited with 0 +++ [pid 19686] close(3 [pid 19685] <... close resumed>) = 0 [pid 19684] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19687] <... openat resumed>) = 3 [pid 19688] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19687] write(3, "1000", 4 [pid 19686] <... close resumed>) = 0 [pid 19685] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19684] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19688] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19687] <... write resumed>) = 4 [pid 19686] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19685] <... futex resumed>) = 0 [pid 19684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19687] close(3 [pid 19686] <... futex resumed>) = 0 [pid 19685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19684] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19688] <... futex resumed>) = 1 [pid 19687] <... close resumed>) = 0 [pid 19686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19685] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19684] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19681] <... futex resumed>) = 0 [pid 19688] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19687] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19686] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19685] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19684] <... mprotect resumed>) = 0 [pid 19681] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19687] <... futex resumed>) = 0 [pid 19686] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19685] <... mprotect resumed>) = 0 [pid 19681] <... futex resumed>) = 0 [pid 19684] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19681] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19685] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19684] <... clone resumed>, parent_tid=[19690], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19690 ./strace-static-x86_64: Process 19691 attached ./strace-static-x86_64: Process 19690 attached ./strace-static-x86_64: Process 19689 attached [pid 19688] perf_event_open(NULL, -1, 0, -1, 0 [pid 19687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19686] <... mprotect resumed>) = 0 [pid 19685] <... clone resumed>, parent_tid=[19691], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19691 [pid 19684] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19689 [pid 19691] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19690] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19688] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19687] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19688] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19686] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19685] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19687] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19684] <... futex resumed>) = 0 [pid 19691] <... set_robust_list resumed>) = 0 [pid 19689] set_robust_list(0x5555558625e0, 24 [pid 19690] <... set_robust_list resumed>) = 0 [pid 19688] <... futex resumed>) = 1 [pid 19685] <... futex resumed>) = 0 [pid 19684] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19681] <... futex resumed>) = 0 [pid 19688] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19691] perf_event_open( [pid 19687] <... mprotect resumed>) = 0 [pid 19689] <... set_robust_list resumed>) = 0 [pid 19686] <... clone resumed>, parent_tid=[19692], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19692 [pid 19685] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19681] exit_group(0./strace-static-x86_64: Process 19692 attached [pid 19691] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19690] perf_event_open( [pid 19688] <... futex resumed>) = ? [pid 19687] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19686] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19681] <... exit_group resumed>) = ? [pid 19689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19692] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19691] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19690] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19688] +++ exited with 0 +++ [pid 19686] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19693 attached [pid 19692] <... set_robust_list resumed>) = 0 [pid 19691] <... futex resumed>) = 1 [pid 19690] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19689] <... prctl resumed>) = 0 [pid 19687] <... clone resumed>, parent_tid=[19693], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19693 [pid 19686] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19685] <... futex resumed>) = 0 [pid 19681] +++ exited with 0 +++ [pid 19693] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19692] perf_event_open( [pid 19691] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19690] <... futex resumed>) = 1 [pid 19689] setpgid(0, 0 [pid 19687] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19685] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19684] <... futex resumed>) = 0 [pid 19693] <... set_robust_list resumed>) = 0 [pid 19692] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19690] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19689] <... setpgid resumed>) = 0 [pid 19687] <... futex resumed>) = 0 [pid 19685] <... futex resumed>) = 0 [pid 19684] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19693] perf_event_open( [pid 19692] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19691] perf_event_open(NULL, -1, 0, -1, 0 [pid 19690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19687] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19685] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19684] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19693] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19692] <... futex resumed>) = 1 [pid 19691] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19690] perf_event_open(NULL, -1, 0, -1, 0 [pid 19689] <... openat resumed>) = 3 [pid 19686] <... futex resumed>) = 0 [pid 19684] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... restart_syscall resumed>) = 0 [pid 19693] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19692] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19691] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19690] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19689] write(3, "1000", 4 [pid 19686] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19693] <... futex resumed>) = 1 [pid 19692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19691] <... futex resumed>) = 1 [pid 19690] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19689] <... write resumed>) = 4 [pid 19687] <... futex resumed>) = 0 [pid 19686] <... futex resumed>) = 0 [pid 19685] <... futex resumed>) = 0 [pid 19693] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19692] perf_event_open(NULL, -1, 0, -1, 0 [pid 19691] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19690] <... futex resumed>) = 1 [pid 19689] close(3 [pid 19687] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19686] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19685] exit_group(0 [pid 19684] <... futex resumed>) = 0 [pid 19693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19692] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19691] <... futex resumed>) = ? [pid 19690] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19689] <... close resumed>) = 0 [pid 19687] <... futex resumed>) = 0 [pid 19685] <... exit_group resumed>) = ? [pid 19684] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19693] perf_event_open(NULL, -1, 0, -1, 0 [pid 19692] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19691] +++ exited with 0 +++ [pid 19690] <... futex resumed>) = ? [pid 19689] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19687] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19685] +++ exited with 0 +++ [pid 19684] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19694 attached [pid 19693] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19692] <... futex resumed>) = 1 [pid 19690] +++ exited with 0 +++ [pid 19689] <... futex resumed>) = 0 [pid 19686] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19694 [pid 19694] set_robust_list(0x5555558625e0, 24 [pid 19693] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19692] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19686] exit_group(0 [pid 19684] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19685, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19694] <... set_robust_list resumed>) = 0 [pid 19693] <... futex resumed>) = 1 [pid 19692] <... futex resumed>) = ? [pid 19689] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19687] <... futex resumed>) = 0 [pid 19686] <... exit_group resumed>) = ? [pid 19694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19693] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19692] +++ exited with 0 +++ [pid 19689] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19687] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19694] <... prctl resumed>) = 0 [pid 19689] <... mprotect resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19694] setpgid(0, 0 [pid 19693] <... futex resumed>) = ? [pid 19689] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19687] <... exit_group resumed>) = ? [pid 19686] +++ exited with 0 +++ ./strace-static-x86_64: Process 19696 attached ./strace-static-x86_64: Process 19695 attached [pid 19694] <... setpgid resumed>) = 0 [pid 19693] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19695 ./strace-static-x86_64: Process 19697 attached [pid 19696] set_robust_list(0x5555558625e0, 24 [pid 19695] set_robust_list(0x5555558625e0, 24 [pid 19694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19689] <... clone resumed>, parent_tid=[19697], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19697 [pid 19687] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19696 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19697] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19696] <... set_robust_list resumed>) = 0 [pid 19695] <... set_robust_list resumed>) = 0 [pid 19694] <... openat resumed>) = 3 [pid 19689] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19697] <... set_robust_list resumed>) = 0 [pid 19694] write(3, "1000", 4 [pid 19689] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... restart_syscall resumed>) = 0 [pid 19697] perf_event_open( [pid 19696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19694] <... write resumed>) = 4 [pid 19689] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... restart_syscall resumed>) = 0 [pid 19695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19697] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19696] <... prctl resumed>) = 0 [pid 19694] close(3 [pid 19697] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19695] <... prctl resumed>) = 0 [pid 19694] <... close resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19698 attached [pid 19697] <... futex resumed>) = 1 [pid 19696] setpgid(0, 0 [pid 19695] setpgid(0, 0 [pid 19694] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19689] <... futex resumed>) = 0 [pid 19697] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19696] <... setpgid resumed>) = 0 [pid 19695] <... setpgid resumed>) = 0 [pid 19694] <... futex resumed>) = 0 [pid 19689] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19698 [pid 19697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19689] <... futex resumed>) = 0 [pid 19697] perf_event_open(NULL, -1, 0, -1, 0 [pid 19689] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19697] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19697] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19689] <... futex resumed>) = 0 [pid 19697] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19694] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19689] exit_group(0 [pid 19697] <... futex resumed>) = ? [pid 19696] <... openat resumed>) = 3 [pid 19689] <... exit_group resumed>) = ? [pid 19698] set_robust_list(0x5555558625e0, 24 [pid 19697] +++ exited with 0 +++ [pid 19696] write(3, "1000", 4 [pid 19695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19694] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19689] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19699 ./strace-static-x86_64: Process 19699 attached [pid 19694] <... mprotect resumed>) = 0 [pid 19699] set_robust_list(0x5555558625e0, 24 [pid 19694] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19696] <... write resumed>) = 4 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19699] <... set_robust_list resumed>) = 0 [pid 19695] <... openat resumed>) = 3 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19696] close(3 [pid 19695] write(3, "1000", 4 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19696] <... close resumed>) = 0 [pid 19695] <... write resumed>) = 4 [pid 19694] <... clone resumed>, parent_tid=[19700], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19700 [pid 19699] <... prctl resumed>) = 0 [pid 19699] setpgid(0, 0 [pid 19698] <... set_robust_list resumed>) = 0 [pid 19696] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19695] close(3 [pid 19694] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19700 attached [pid 19699] <... setpgid resumed>) = 0 [pid 19696] <... futex resumed>) = 0 [pid 19695] <... close resumed>) = 0 [pid 19694] <... futex resumed>) = 0 [pid 19700] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19695] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19694] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19700] <... set_robust_list resumed>) = 0 [pid 19699] <... openat resumed>) = 3 [pid 19698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19696] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19700] perf_event_open( [pid 19699] write(3, "1000", 4 [pid 19700] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19699] <... write resumed>) = 4 [pid 19700] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19699] close(3 [pid 19696] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19695] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19701 [pid 19700] <... futex resumed>) = 1 [pid 19699] <... close resumed>) = 0 [pid 19696] <... mprotect resumed>) = 0 [pid 19694] <... futex resumed>) = 0 [pid 19700] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19699] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19694] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19701 attached [pid 19700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19699] <... futex resumed>) = 0 [pid 19696] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19695] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19694] <... futex resumed>) = 0 [pid 19701] set_robust_list(0x5555558625e0, 24 [pid 19700] perf_event_open(NULL, -1, 0, -1, 0 [pid 19699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19694] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19698] <... prctl resumed>) = 0 [pid 19695] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19701] <... set_robust_list resumed>) = 0 [pid 19700] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19699] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19696] <... clone resumed>, parent_tid=[19702], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19702 [pid 19695] <... mprotect resumed>) = 0 [pid 19701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19700] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19699] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19698] setpgid(0, 0 [pid 19696] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19695] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19701] <... prctl resumed>) = 0 [pid 19700] <... futex resumed>) = 1 [pid 19699] <... mprotect resumed>) = 0 [pid 19698] <... setpgid resumed>) = 0 [pid 19696] <... futex resumed>) = 0 [pid 19694] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19703 attached ./strace-static-x86_64: Process 19702 attached [pid 19701] setpgid(0, 0 [pid 19700] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19699] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19696] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19695] <... clone resumed>, parent_tid=[19703], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19703 [pid 19694] exit_group(0 [pid 19702] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19701] <... setpgid resumed>) = 0 [pid 19698] <... openat resumed>) = 3 [pid 19695] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19700] <... futex resumed>) = ? [pid 19694] <... exit_group resumed>) = ? [pid 19703] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19702] <... set_robust_list resumed>) = 0 [pid 19701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19700] +++ exited with 0 +++ [pid 19699] <... clone resumed>, parent_tid=[19704], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19704 [pid 19698] write(3, "1000", 4 [pid 19695] <... futex resumed>) = 0 [pid 19702] perf_event_open( [pid 19701] <... openat resumed>) = 3 [pid 19699] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19698] <... write resumed>) = 4 [pid 19695] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19694] +++ exited with 0 +++ [pid 19703] <... set_robust_list resumed>) = 0 [pid 19702] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19701] write(3, "1000", 4 [pid 19699] <... futex resumed>) = 0 [pid 19698] close(3 [pid 19702] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19701] <... write resumed>) = 4 [pid 19699] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19698] <... close resumed>) = 0 [pid 19703] perf_event_open( [pid 19702] <... futex resumed>) = 1 [pid 19701] close(3 [pid 19698] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19696] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19704 attached [pid 19703] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19702] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19701] <... close resumed>) = 0 [pid 19698] <... futex resumed>) = 0 [pid 19696] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19704] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19703] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19701] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19696] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19705 attached [pid 19704] <... set_robust_list resumed>) = 0 [pid 19703] <... futex resumed>) = 1 [pid 19702] perf_event_open(NULL, -1, 0, -1, 0 [pid 19701] <... futex resumed>) = 0 [pid 19698] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19696] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19695] <... futex resumed>) = 0 [pid 19705] set_robust_list(0x5555558625e0, 24 [pid 19704] perf_event_open( [pid 19703] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19702] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19698] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19695] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19705 [pid 19705] <... set_robust_list resumed>) = 0 [pid 19704] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19702] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19701] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19698] <... mprotect resumed>) = 0 [pid 19695] <... futex resumed>) = 0 [pid 19705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19704] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19703] perf_event_open(NULL, -1, 0, -1, 0 [pid 19702] <... futex resumed>) = 1 [pid 19701] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19698] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19696] <... futex resumed>) = 0 [pid 19695] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19706 attached [pid 19705] <... prctl resumed>) = 0 [pid 19704] <... futex resumed>) = 1 [pid 19703] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19702] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19701] <... mprotect resumed>) = 0 [pid 19699] <... futex resumed>) = 0 [pid 19696] exit_group(0 [pid 19706] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19705] setpgid(0, 0 [pid 19704] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19703] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19702] <... futex resumed>) = ? [pid 19701] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19699] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19698] <... clone resumed>, parent_tid=[19706], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19706 [pid 19696] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19707 attached [pid 19706] <... set_robust_list resumed>) = 0 [pid 19705] <... setpgid resumed>) = 0 [pid 19704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19703] <... futex resumed>) = 1 [pid 19702] +++ exited with 0 +++ [pid 19699] <... futex resumed>) = 0 [pid 19698] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19695] <... futex resumed>) = 0 [pid 19707] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19706] perf_event_open( [pid 19705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19704] perf_event_open(NULL, -1, 0, -1, 0 [pid 19703] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19701] <... clone resumed>, parent_tid=[19707], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19707 [pid 19699] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19698] <... futex resumed>) = 0 [pid 19696] +++ exited with 0 +++ [pid 19695] exit_group(0 [pid 19705] <... openat resumed>) = 3 [pid 19704] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19703] <... futex resumed>) = ? [pid 19701] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19698] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19695] <... exit_group resumed>) = ? [pid 19706] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19707] <... set_robust_list resumed>) = 0 [pid 19706] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19705] write(3, "1000", 4 [pid 19704] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19703] +++ exited with 0 +++ [pid 19701] <... futex resumed>) = 0 [pid 19695] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19707] perf_event_open( [pid 19706] <... futex resumed>) = 1 [pid 19705] <... write resumed>) = 4 [pid 19704] <... futex resumed>) = 1 [pid 19701] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19699] <... futex resumed>) = 0 [pid 19698] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19707] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19706] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19705] close(3 [pid 19704] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19699] exit_group(0 [pid 19698] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19707] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19705] <... close resumed>) = 0 [pid 19704] <... futex resumed>) = ? [pid 19699] <... exit_group resumed>) = ? [pid 19698] <... futex resumed>) = 0 [pid 19707] <... futex resumed>) = 1 [pid 19706] perf_event_open(NULL, -1, 0, -1, 0 [pid 19705] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19704] +++ exited with 0 +++ [pid 19701] <... futex resumed>) = 0 [pid 19698] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19707] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19705] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19706] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19701] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19699] +++ exited with 0 +++ ./strace-static-x86_64: Process 19708 attached [pid 19707] <... futex resumed>) = 0 [pid 19706] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19705] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19701] <... futex resumed>) = 1 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19708] set_robust_list(0x5555558625e0, 24 [pid 19707] perf_event_open(NULL, -1, 0, -1, 0 [pid 19706] <... futex resumed>) = 1 [pid 19705] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19701] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19698] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19709 attached [pid 19708] <... set_robust_list resumed>) = 0 [pid 19707] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19706] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19705] <... mprotect resumed>) = 0 [pid 19698] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19708 [pid 19709] set_robust_list(0x5555558625e0, 24 [pid 19708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19707] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19706] <... futex resumed>) = ? [pid 19705] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19698] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19709 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19710 attached [pid 19709] <... set_robust_list resumed>) = 0 [pid 19708] <... prctl resumed>) = 0 [pid 19707] <... futex resumed>) = 1 [pid 19706] +++ exited with 0 +++ [pid 19701] <... futex resumed>) = 0 [pid 19698] +++ exited with 0 +++ [pid 19709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19708] setpgid(0, 0 [pid 19707] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19705] <... clone resumed>, parent_tid=[19710], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19710 [pid 19701] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19698, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19709] <... prctl resumed>) = 0 [pid 19708] <... setpgid resumed>) = 0 [pid 19707] <... futex resumed>) = ? [pid 19705] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19701] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19711 [pid 19709] setpgid(0, 0 [pid 19708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19707] +++ exited with 0 +++ [pid 19705] <... futex resumed>) = 0 [pid 19709] <... setpgid resumed>) = 0 [pid 19705] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19711 attached [pid 19710] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19708] <... openat resumed>) = 3 [pid 19701] +++ exited with 0 +++ ./strace-static-x86_64: Process 19712 attached [pid 19708] write(3, "1000", 4 [pid 19709] <... openat resumed>) = 3 [pid 19709] write(3, "1000", 4 [pid 19708] <... write resumed>) = 4 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19712 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19712] set_robust_list(0x5555558625e0, 24 [pid 19709] <... write resumed>) = 4 [pid 19708] close(3 [pid 19710] <... set_robust_list resumed>) = 0 [pid 19709] close(3 [pid 19708] <... close resumed>) = 0 [pid 19710] perf_event_open( [pid 19709] <... close resumed>) = 0 [pid 19708] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] <... set_robust_list resumed>) = 0 [pid 19711] set_robust_list(0x5555558625e0, 24 [pid 19710] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19709] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19708] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19711] <... set_robust_list resumed>) = 0 [pid 19710] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19709] <... futex resumed>) = 0 [pid 19708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19710] <... futex resumed>) = 1 [pid 19708] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19705] <... futex resumed>) = 0 [pid 19710] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19708] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19705] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19709] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19708] <... mprotect resumed>) = 0 [pid 19705] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19713 [pid 19712] <... prctl resumed>) = 0 [pid 19711] <... prctl resumed>) = 0 [pid 19710] perf_event_open(NULL, -1, 0, -1, 0 [pid 19709] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19708] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19705] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19713 attached [pid 19712] setpgid(0, 0 [pid 19711] setpgid(0, 0 [pid 19710] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19709] <... mprotect resumed>) = 0 [pid 19713] set_robust_list(0x5555558625e0, 24 [pid 19712] <... setpgid resumed>) = 0 [pid 19711] <... setpgid resumed>) = 0 [pid 19710] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19709] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19708] <... clone resumed>, parent_tid=[19714], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19714 [pid 19713] <... set_robust_list resumed>) = 0 [pid 19710] <... futex resumed>) = 1 [pid 19708] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19705] <... futex resumed>) = 0 [pid 19713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19710] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19709] <... clone resumed>, parent_tid=[19715], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19715 [pid 19708] <... futex resumed>) = 0 [pid 19705] exit_group(0 [pid 19713] <... prctl resumed>) = 0 [pid 19712] <... openat resumed>) = 3 [pid 19711] <... openat resumed>) = 3 [pid 19710] <... futex resumed>) = ? [pid 19709] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19708] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19705] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19715 attached ./strace-static-x86_64: Process 19714 attached [pid 19713] setpgid(0, 0 [pid 19712] write(3, "1000", 4 [pid 19711] write(3, "1000", 4 [pid 19710] +++ exited with 0 +++ [pid 19709] <... futex resumed>) = 0 [pid 19705] +++ exited with 0 +++ [pid 19715] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19714] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19713] <... setpgid resumed>) = 0 [pid 19712] <... write resumed>) = 4 [pid 19711] <... write resumed>) = 4 [pid 19709] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19705, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19715] <... set_robust_list resumed>) = 0 [pid 19714] <... set_robust_list resumed>) = 0 [pid 19713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19712] close(3 [pid 19711] close(3 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19715] perf_event_open( [pid 19714] perf_event_open( [pid 19713] <... openat resumed>) = 3 [pid 19712] <... close resumed>) = 0 [pid 19711] <... close resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19715] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19713] write(3, "1000", 4 [pid 19712] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19711] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19714] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19715] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19714] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19713] <... write resumed>) = 4 [pid 19712] <... futex resumed>) = 0 [pid 19711] <... futex resumed>) = 0 [pid 19715] <... futex resumed>) = 1 [pid 19714] <... futex resumed>) = 1 [pid 19713] close(3 [pid 19712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19709] <... futex resumed>) = 0 [pid 19708] <... futex resumed>) = 0 [pid 19715] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19714] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19713] <... close resumed>) = 0 [pid 19712] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19708] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19711] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19709] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19713] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19711] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19709] <... futex resumed>) = 0 [pid 19708] <... futex resumed>) = 0 [pid 19715] perf_event_open(NULL, -1, 0, -1, 0 [pid 19713] <... futex resumed>) = 0 [pid 19708] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19715] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19715] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19714] perf_event_open(NULL, -1, 0, -1, 0 [pid 19713] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19712] <... mprotect resumed>) = 0 [pid 19711] <... mprotect resumed>) = 0 [pid 19709] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19716 [pid 19715] <... futex resumed>) = 0 [pid 19714] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19713] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19712] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19715] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19714] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19713] <... mprotect resumed>) = 0 [pid 19711] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19716 attached [pid 19714] <... futex resumed>) = 1 [pid 19713] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19708] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19717 attached [pid 19716] set_robust_list(0x5555558625e0, 24 [pid 19714] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19712] <... clone resumed>, parent_tid=[19717], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19717 [pid 19709] exit_group(0 [pid 19708] exit_group(0 [pid 19716] <... set_robust_list resumed>) = 0 [pid 19715] <... futex resumed>) = ? [pid 19714] <... futex resumed>) = ? [pid 19713] <... clone resumed>, parent_tid=[19719], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19719 [pid 19712] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19711] <... clone resumed>, parent_tid=[19718], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19718 [pid 19709] <... exit_group resumed>) = ? [pid 19708] <... exit_group resumed>) = ? [pid 19717] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19718 attached [pid 19716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19715] +++ exited with 0 +++ [pid 19714] +++ exited with 0 +++ [pid 19713] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] <... futex resumed>) = 0 [pid 19711] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19709] +++ exited with 0 +++ [pid 19708] +++ exited with 0 +++ ./strace-static-x86_64: Process 19719 attached [pid 19718] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19717] <... set_robust_list resumed>) = 0 [pid 19716] <... prctl resumed>) = 0 [pid 19713] <... futex resumed>) = 0 [pid 19712] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19711] <... futex resumed>) = 0 [pid 19719] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19718] <... set_robust_list resumed>) = 0 [pid 19717] perf_event_open( [pid 19716] setpgid(0, 0 [pid 19713] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19711] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19719] <... set_robust_list resumed>) = 0 [pid 19718] perf_event_open( [pid 19716] <... setpgid resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19719] perf_event_open( [pid 19718] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19717] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19719] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19718] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19717] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] <... openat resumed>) = 3 [pid 19719] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19718] <... futex resumed>) = 1 [pid 19716] write(3, "1000", 4 [pid 19711] <... futex resumed>) = 0 [pid 19719] <... futex resumed>) = 1 [pid 19718] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19717] <... futex resumed>) = 1 [pid 19716] <... write resumed>) = 4 [pid 19713] <... futex resumed>) = 0 [pid 19712] <... futex resumed>) = 0 [pid 19711] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19719] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19717] perf_event_open(NULL, -1, 0, -1, 0 [pid 19716] close(3 [pid 19713] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19711] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19718] perf_event_open(NULL, -1, 0, -1, 0 [pid 19717] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19716] <... close resumed>) = 0 [pid 19713] <... futex resumed>) = 0 [pid 19712] <... futex resumed>) = 0 [pid 19711] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19719] perf_event_open(NULL, -1, 0, -1, 0 [pid 19718] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19713] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19719] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19718] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19719] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19718] <... futex resumed>) = 0 [pid 19719] <... futex resumed>) = 1 [pid 19718] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19713] <... futex resumed>) = 0 [pid 19716] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19712] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19719] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19717] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] <... futex resumed>) = 0 [pid 19713] exit_group(0 [pid 19712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19720 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19721 ./strace-static-x86_64: Process 19720 attached [pid 19719] <... futex resumed>) = ? [pid 19717] <... futex resumed>) = 0 [pid 19716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19713] <... exit_group resumed>) = ? [pid 19712] exit_group(0 [pid 19711] exit_group(0./strace-static-x86_64: Process 19721 attached [pid 19720] set_robust_list(0x5555558625e0, 24 [pid 19719] +++ exited with 0 +++ [pid 19718] <... futex resumed>) = ? [pid 19716] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19713] +++ exited with 0 +++ [pid 19712] <... exit_group resumed>) = ? [pid 19711] <... exit_group resumed>) = ? [pid 19720] <... set_robust_list resumed>) = 0 [pid 19718] +++ exited with 0 +++ [pid 19717] +++ exited with 0 +++ [pid 19716] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19720] setpgid(0, 0) = 0 [pid 19720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19712] +++ exited with 0 +++ [pid 19720] <... openat resumed>) = 3 [pid 19720] write(3, "1000", 4) = 4 [pid 19720] close(3) = 0 [pid 19711] +++ exited with 0 +++ [pid 19720] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19711, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19721] set_robust_list(0x5555558625e0, 24 [pid 19720] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19716] <... mprotect resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19720] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19721] <... set_robust_list resumed>) = 0 [pid 19720] <... mprotect resumed>) = 0 [pid 19716] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19720] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19721] <... prctl resumed>) = 0 [pid 19716] <... clone resumed>, parent_tid=[19722], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19722 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19720] <... clone resumed>, parent_tid=[19723], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19723 [pid 19716] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19725 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19724 [pid 19721] setpgid(0, 0 [pid 19720] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] <... futex resumed>) = 0 [pid 19721] <... setpgid resumed>) = 0 [pid 19720] <... futex resumed>) = 0 [pid 19716] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19720] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19722 attached [pid 19722] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 ./strace-static-x86_64: Process 19725 attached [pid 19722] perf_event_open( [pid 19725] set_robust_list(0x5555558625e0, 24 [pid 19722] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19721] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19726 ./strace-static-x86_64: Process 19724 attached ./strace-static-x86_64: Process 19723 attached [pid 19725] <... set_robust_list resumed>) = 0 [pid 19722] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19721] write(3, "1000", 4 [pid 19725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19724] set_robust_list(0x5555558625e0, 24 [pid 19723] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19722] <... futex resumed>) = 1 [pid 19721] <... write resumed>) = 4 [pid 19716] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19726 attached [pid 19725] <... prctl resumed>) = 0 [pid 19724] <... set_robust_list resumed>) = 0 [pid 19723] <... set_robust_list resumed>) = 0 [pid 19722] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19721] close(3 [pid 19716] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19726] set_robust_list(0x5555558625e0, 24 [pid 19725] setpgid(0, 0 [pid 19724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19723] perf_event_open( [pid 19722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19721] <... close resumed>) = 0 [pid 19716] <... futex resumed>) = 0 [pid 19726] <... set_robust_list resumed>) = 0 [pid 19725] <... setpgid resumed>) = 0 [pid 19724] <... prctl resumed>) = 0 [pid 19723] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19722] perf_event_open(NULL, -1, 0, -1, 0 [pid 19721] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19724] setpgid(0, 0 [pid 19723] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19722] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19721] <... futex resumed>) = 0 [pid 19726] <... prctl resumed>) = 0 [pid 19725] <... openat resumed>) = 3 [pid 19724] <... setpgid resumed>) = 0 [pid 19723] <... futex resumed>) = 1 [pid 19722] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19720] <... futex resumed>) = 0 [pid 19726] setpgid(0, 0 [pid 19725] write(3, "1000", 4 [pid 19724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19723] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19722] <... futex resumed>) = 1 [pid 19721] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19720] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] <... futex resumed>) = 0 [pid 19726] <... setpgid resumed>) = 0 [pid 19725] <... write resumed>) = 4 [pid 19724] <... openat resumed>) = 3 [pid 19723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19722] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19721] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19720] <... futex resumed>) = 0 [pid 19716] exit_group(0 [pid 19726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19725] close(3 [pid 19724] write(3, "1000", 4 [pid 19723] perf_event_open(NULL, -1, 0, -1, 0 [pid 19722] <... futex resumed>) = ? [pid 19721] <... mprotect resumed>) = 0 [pid 19720] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19716] <... exit_group resumed>) = ? [pid 19726] <... openat resumed>) = 3 [pid 19725] <... close resumed>) = 0 [pid 19724] <... write resumed>) = 4 [pid 19723] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19722] +++ exited with 0 +++ [pid 19721] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19723] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19716] +++ exited with 0 +++ [pid 19726] write(3, "1000", 4 [pid 19725] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19724] close(3 [pid 19723] <... futex resumed>) = 1 [pid 19720] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19726] <... write resumed>) = 4 [pid 19725] <... futex resumed>) = 0 [pid 19724] <... close resumed>) = 0 [pid 19723] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19721] <... clone resumed>, parent_tid=[19727], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19727 [pid 19720] exit_group(0 [pid 19726] close(3 [pid 19725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19724] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19723] <... futex resumed>) = ? [pid 19721] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19720] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19727 attached [pid 19726] <... close resumed>) = 0 [pid 19725] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19724] <... futex resumed>) = 0 [pid 19723] +++ exited with 0 +++ [pid 19721] <... futex resumed>) = 0 [pid 19720] +++ exited with 0 +++ [pid 19727] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19726] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19725] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19721] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19727] <... set_robust_list resumed>) = 0 [pid 19726] <... futex resumed>) = 0 [pid 19725] <... mprotect resumed>) = 0 [pid 19724] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 19727] perf_event_open( [pid 19726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19725] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19724] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19728 [pid 19727] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19726] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19724] <... mprotect resumed>) = 0 [pid 19727] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19726] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19725] <... clone resumed>, parent_tid=[19729], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19729 [pid 19724] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19728 attached [pid 19727] <... futex resumed>) = 1 [pid 19726] <... mprotect resumed>) = 0 [pid 19725] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19721] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19730 attached [pid 19728] set_robust_list(0x5555558625e0, 24 [pid 19727] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19726] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19725] <... futex resumed>) = 0 [pid 19721] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19732 attached [pid 19730] set_robust_list(0x5555558625e0, 24 [pid 19728] <... set_robust_list resumed>) = 0 [pid 19727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19725] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19724] <... clone resumed>, parent_tid=[19731], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19731 [pid 19721] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19730 ./strace-static-x86_64: Process 19729 attached [pid 19732] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19730] <... set_robust_list resumed>) = 0 [pid 19727] perf_event_open(NULL, -1, 0, -1, 0 [pid 19726] <... clone resumed>, parent_tid=[19732], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19732 [pid 19724] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19721] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19732] <... set_robust_list resumed>) = 0 [pid 19730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19729] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19727] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19726] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19724] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19731 attached [pid 19732] perf_event_open( [pid 19730] <... prctl resumed>) = 0 [pid 19729] <... set_robust_list resumed>) = 0 [pid 19728] <... prctl resumed>) = 0 [pid 19727] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19726] <... futex resumed>) = 0 [pid 19724] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19730] setpgid(0, 0 [pid 19729] perf_event_open( [pid 19728] setpgid(0, 0 [pid 19727] <... futex resumed>) = 1 [pid 19726] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19721] <... futex resumed>) = 0 [pid 19732] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19731] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19730] <... setpgid resumed>) = 0 [pid 19729] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19728] <... setpgid resumed>) = 0 [pid 19727] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19721] exit_group(0 [pid 19732] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19731] <... set_robust_list resumed>) = 0 [pid 19730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19729] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19727] <... futex resumed>) = ? [pid 19721] <... exit_group resumed>) = ? [pid 19732] <... futex resumed>) = 1 [pid 19731] perf_event_open( [pid 19730] <... openat resumed>) = 3 [pid 19729] <... futex resumed>) = 1 [pid 19728] <... openat resumed>) = 3 [pid 19727] +++ exited with 0 +++ [pid 19726] <... futex resumed>) = 0 [pid 19725] <... futex resumed>) = 0 [pid 19732] perf_event_open(NULL, -1, 0, -1, 0 [pid 19731] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19730] write(3, "1000", 4 [pid 19729] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19728] write(3, "1000", 4 [pid 19726] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19725] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19721] +++ exited with 0 +++ [pid 19732] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19731] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19730] <... write resumed>) = 4 [pid 19729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19728] <... write resumed>) = 4 [pid 19726] <... futex resumed>) = 0 [pid 19725] <... futex resumed>) = 0 [pid 19732] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19731] <... futex resumed>) = 1 [pid 19730] close(3 [pid 19729] perf_event_open(NULL, -1, 0, -1, 0 [pid 19728] close(3 [pid 19726] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19725] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19724] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19732] <... futex resumed>) = 0 [pid 19731] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19730] <... close resumed>) = 0 [pid 19729] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19728] <... close resumed>) = 0 [pid 19726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19724] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19732] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19730] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19729] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19728] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19726] exit_group(0 [pid 19724] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19732] <... futex resumed>) = ? [pid 19731] perf_event_open(NULL, -1, 0, -1, 0 [pid 19730] <... futex resumed>) = 0 [pid 19729] <... futex resumed>) = 1 [pid 19728] <... futex resumed>) = 0 [pid 19726] <... exit_group resumed>) = ? [pid 19725] <... futex resumed>) = 0 [pid 19724] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19732] +++ exited with 0 +++ [pid 19731] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19729] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19731] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19728] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19731] <... futex resumed>) = 0 [pid 19728] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19726] +++ exited with 0 +++ [pid 19731] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19728] <... mprotect resumed>) = 0 [pid 19725] exit_group(0 [pid 19724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19730] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19729] <... futex resumed>) = ? [pid 19728] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19725] <... exit_group resumed>) = ? [pid 19724] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19733 attached [pid 19730] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19729] +++ exited with 0 +++ [pid 19728] <... clone resumed>, parent_tid=[19733], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19733 [pid 19728] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19728] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19725] +++ exited with 0 +++ [pid 19731] <... futex resumed>) = ? [pid 19724] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19731] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19730] <... mprotect resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19724] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19735 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19730] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19734 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19724, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19734 attached ) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19736 ./strace-static-x86_64: Process 19737 attached ./strace-static-x86_64: Process 19736 attached [pid 19734] set_robust_list(0x5555558625e0, 24 [pid 19733] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19730] <... clone resumed>, parent_tid=[19737], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19737 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19738 attached [pid 19737] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19736] set_robust_list(0x5555558625e0, 24 [pid 19734] <... set_robust_list resumed>) = 0 [pid 19733] <... set_robust_list resumed>) = 0 [pid 19730] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19730] <... futex resumed>) = 0 [pid 19733] perf_event_open( [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19738 ./strace-static-x86_64: Process 19735 attached [pid 19734] <... prctl resumed>) = 0 [pid 19730] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19737] <... set_robust_list resumed>) = 0 [pid 19736] <... set_robust_list resumed>) = 0 [pid 19735] set_robust_list(0x5555558625e0, 24 [pid 19734] setpgid(0, 0 [pid 19733] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19738] set_robust_list(0x5555558625e0, 24 [pid 19735] <... set_robust_list resumed>) = 0 [pid 19734] <... setpgid resumed>) = 0 [pid 19738] <... set_robust_list resumed>) = 0 [pid 19737] perf_event_open( [pid 19736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19733] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19737] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19736] <... prctl resumed>) = 0 [pid 19735] <... prctl resumed>) = 0 [pid 19734] <... openat resumed>) = 3 [pid 19733] <... futex resumed>) = 1 [pid 19728] <... futex resumed>) = 0 [pid 19737] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19736] setpgid(0, 0 [pid 19735] setpgid(0, 0 [pid 19734] write(3, "1000", 4 [pid 19733] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19728] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19738] <... prctl resumed>) = 0 [pid 19737] <... futex resumed>) = 1 [pid 19736] <... setpgid resumed>) = 0 [pid 19735] <... setpgid resumed>) = 0 [pid 19734] <... write resumed>) = 4 [pid 19733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19730] <... futex resumed>) = 0 [pid 19728] <... futex resumed>) = 0 [pid 19738] setpgid(0, 0 [pid 19737] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19734] close(3 [pid 19733] perf_event_open(NULL, -1, 0, -1, 0 [pid 19730] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19728] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19738] <... setpgid resumed>) = 0 [pid 19737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19736] <... openat resumed>) = 3 [pid 19735] <... openat resumed>) = 3 [pid 19734] <... close resumed>) = 0 [pid 19733] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19730] <... futex resumed>) = 0 [pid 19738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19737] perf_event_open(NULL, -1, 0, -1, 0 [pid 19736] write(3, "1000", 4 [pid 19735] write(3, "1000", 4 [pid 19734] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19733] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19730] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19738] <... openat resumed>) = 3 [pid 19737] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19736] <... write resumed>) = 4 [pid 19735] <... write resumed>) = 4 [pid 19734] <... futex resumed>) = 0 [pid 19733] <... futex resumed>) = 1 [pid 19728] <... futex resumed>) = 0 [pid 19738] write(3, "1000", 4 [pid 19737] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19736] close(3 [pid 19735] close(3 [pid 19734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19733] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19728] exit_group(0 [pid 19738] <... write resumed>) = 4 [pid 19737] <... futex resumed>) = 1 [pid 19736] <... close resumed>) = 0 [pid 19735] <... close resumed>) = 0 [pid 19734] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19733] <... futex resumed>) = ? [pid 19730] <... futex resumed>) = 0 [pid 19728] <... exit_group resumed>) = ? [pid 19738] close(3 [pid 19737] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19736] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19735] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19734] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19733] +++ exited with 0 +++ [pid 19730] exit_group(0 [pid 19728] +++ exited with 0 +++ [pid 19738] <... close resumed>) = 0 [pid 19737] <... futex resumed>) = ? [pid 19736] <... futex resumed>) = 0 [pid 19735] <... futex resumed>) = 0 [pid 19734] <... mprotect resumed>) = 0 [pid 19730] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19738] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19737] +++ exited with 0 +++ [pid 19736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19734] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19736] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19735] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19730] +++ exited with 0 +++ [pid 19738] <... futex resumed>) = 0 [pid 19736] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19735] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19734] <... clone resumed>, parent_tid=[19739], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19739 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19739 attached [pid 19738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19736] <... mprotect resumed>) = 0 [pid 19735] <... mprotect resumed>) = 0 [pid 19734] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19738] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19736] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19735] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19734] <... futex resumed>) = 0 [pid 19739] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19740 attached [pid 19738] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19734] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19736] <... clone resumed>, parent_tid=[19740], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19740 [pid 19735] <... clone resumed>, parent_tid=[19741], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19741 [pid 19738] <... mprotect resumed>) = 0 [pid 19736] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19735] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19736] <... futex resumed>) = 0 [pid 19735] <... futex resumed>) = 0 [pid 19738] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19736] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19735] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19742 attached [pid 19740] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19739] <... set_robust_list resumed>) = 0 [pid 19738] <... clone resumed>, parent_tid=[19742], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19742 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19741 attached [pid 19741] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 19741] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19739] perf_event_open( [pid 19738] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19741] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19735] <... futex resumed>) = 0 [pid 19738] <... futex resumed>) = 0 [pid 19735] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19741] <... futex resumed>) = 1 [pid 19739] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19738] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19735] <... futex resumed>) = 0 [pid 19741] perf_event_open(NULL, -1, 0, -1, 0 [pid 19735] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19744 attached [pid 19742] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19741] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19740] <... set_robust_list resumed>) = 0 [pid 19739] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19744 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19743 [pid 19741] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19739] <... futex resumed>) = 1 [pid 19734] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19743 attached [pid 19741] <... futex resumed>) = 1 [pid 19739] perf_event_open(NULL, -1, 0, -1, 0 [pid 19740] perf_event_open( [pid 19735] <... futex resumed>) = 0 [pid 19734] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19743] set_robust_list(0x5555558625e0, 24 [pid 19742] <... set_robust_list resumed>) = 0 [pid 19741] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19740] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19739] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19735] exit_group(0 [pid 19734] <... futex resumed>) = 0 [pid 19743] <... set_robust_list resumed>) = 0 [pid 19741] <... futex resumed>) = ? [pid 19740] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19739] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19735] <... exit_group resumed>) = ? [pid 19734] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19744] set_robust_list(0x5555558625e0, 24 [pid 19743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19742] perf_event_open( [pid 19741] +++ exited with 0 +++ [pid 19740] <... futex resumed>) = 1 [pid 19739] <... futex resumed>) = 0 [pid 19736] <... futex resumed>) = 0 [pid 19735] +++ exited with 0 +++ [pid 19734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19743] <... prctl resumed>) = 0 [pid 19742] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19740] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19739] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19736] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19734] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19744] <... set_robust_list resumed>) = 0 [pid 19743] setpgid(0, 0 [pid 19742] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19739] <... futex resumed>) = ? [pid 19736] <... futex resumed>) = 0 [pid 19734] <... exit_group resumed>) = ? [pid 19744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19743] <... setpgid resumed>) = 0 [pid 19742] <... futex resumed>) = 1 [pid 19740] perf_event_open(NULL, -1, 0, -1, 0 [pid 19739] +++ exited with 0 +++ [pid 19738] <... futex resumed>) = 0 [pid 19736] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19734] +++ exited with 0 +++ [pid 19744] <... prctl resumed>) = 0 [pid 19743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19742] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19740] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19738] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19744] setpgid(0, 0 [pid 19743] <... openat resumed>) = 3 [pid 19742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19740] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19738] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19745 attached [pid 19744] <... setpgid resumed>) = 0 [pid 19743] write(3, "1000", 4 [pid 19742] perf_event_open(NULL, -1, 0, -1, 0 [pid 19740] <... futex resumed>) = 1 [pid 19738] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19736] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19745 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19743] <... write resumed>) = 4 [pid 19742] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19740] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19736] exit_group(0 [pid 19745] set_robust_list(0x5555558625e0, 24 [pid 19744] <... openat resumed>) = 3 [pid 19743] close(3 [pid 19742] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19740] <... futex resumed>) = ? [pid 19736] <... exit_group resumed>) = ? [pid 19745] <... set_robust_list resumed>) = 0 [pid 19744] write(3, "1000", 4 [pid 19743] <... close resumed>) = 0 [pid 19742] <... futex resumed>) = 1 [pid 19740] +++ exited with 0 +++ [pid 19738] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19746 attached [pid 19745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19744] <... write resumed>) = 4 [pid 19743] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19742] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19738] exit_group(0 [pid 19736] +++ exited with 0 +++ [pid 19745] <... prctl resumed>) = 0 [pid 19744] close(3 [pid 19742] <... futex resumed>) = ? [pid 19738] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19746 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19746] set_robust_list(0x5555558625e0, 24 [pid 19745] setpgid(0, 0 [pid 19744] <... close resumed>) = 0 [pid 19743] <... futex resumed>) = 0 [pid 19742] +++ exited with 0 +++ [pid 19738] +++ exited with 0 +++ [pid 19746] <... set_robust_list resumed>) = 0 [pid 19745] <... setpgid resumed>) = 0 [pid 19744] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19744] <... futex resumed>) = 0 [pid 19743] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19746] <... prctl resumed>) = 0 [pid 19744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19743] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19746] setpgid(0, 0 [pid 19744] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19743] <... mprotect resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19747 attached [pid 19746] <... setpgid resumed>) = 0 [pid 19745] <... openat resumed>) = 3 [pid 19744] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19743] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19747 ./strace-static-x86_64: Process 19749 attached ./strace-static-x86_64: Process 19748 attached [pid 19747] set_robust_list(0x5555558625e0, 24 [pid 19746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19745] write(3, "1000", 4 [pid 19744] <... mprotect resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19748 [pid 19747] <... set_robust_list resumed>) = 0 [pid 19746] <... openat resumed>) = 3 [pid 19745] <... write resumed>) = 4 [pid 19744] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19743] <... clone resumed>, parent_tid=[19749], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19749 [pid 19747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19746] write(3, "1000", 4 [pid 19745] close(3 [pid 19743] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19748] set_robust_list(0x5555558625e0, 24 [pid 19747] <... prctl resumed>) = 0 [pid 19746] <... write resumed>) = 4 [pid 19745] <... close resumed>) = 0 [pid 19744] <... clone resumed>, parent_tid=[19750], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19750 [pid 19743] <... futex resumed>) = 0 [pid 19748] <... set_robust_list resumed>) = 0 [pid 19747] setpgid(0, 0 [pid 19746] close(3 [pid 19745] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19744] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19743] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19749] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19747] <... setpgid resumed>) = 0 [pid 19746] <... close resumed>) = 0 [pid 19745] <... futex resumed>) = 0 [pid 19744] <... futex resumed>) = 0 [pid 19749] <... set_robust_list resumed>) = 0 [pid 19748] <... prctl resumed>) = 0 [pid 19747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19746] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19744] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19747] <... openat resumed>) = 3 [pid 19746] <... futex resumed>) = 0 [pid 19747] write(3, "1000", 4 [pid 19746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19745] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19748] setpgid(0, 0./strace-static-x86_64: Process 19750 attached [pid 19749] perf_event_open( [pid 19748] <... setpgid resumed>) = 0 [pid 19747] <... write resumed>) = 4 [pid 19746] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19745] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19750] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19747] close(3 [pid 19746] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19750] <... set_robust_list resumed>) = 0 [pid 19748] <... openat resumed>) = 3 [pid 19747] <... close resumed>) = 0 [pid 19746] <... mprotect resumed>) = 0 [pid 19745] <... mprotect resumed>) = 0 [pid 19750] perf_event_open( [pid 19749] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19748] write(3, "1000", 4 [pid 19747] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19746] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19745] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19750] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19749] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19748] <... write resumed>) = 4 [pid 19747] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19752 attached [pid 19750] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19749] <... futex resumed>) = 1 [pid 19748] close(3 [pid 19747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19746] <... clone resumed>, parent_tid=[19751], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19751 [pid 19745] <... clone resumed>, parent_tid=[19752], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19752 [pid 19743] <... futex resumed>) = 0 [pid 19750] <... futex resumed>) = 1 [pid 19749] perf_event_open(NULL, -1, 0, -1, 0 [pid 19748] <... close resumed>) = 0 [pid 19747] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19746] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19745] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19744] <... futex resumed>) = 0 [pid 19743] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19750] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19749] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19748] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19747] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19746] <... futex resumed>) = 0 [pid 19745] <... futex resumed>) = 0 [pid 19744] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19743] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19751 attached [pid 19752] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19749] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19748] <... futex resumed>) = 0 [pid 19747] <... mprotect resumed>) = 0 [pid 19746] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19745] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19744] <... futex resumed>) = 0 [pid 19743] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19752] <... set_robust_list resumed>) = 0 [pid 19751] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19750] perf_event_open(NULL, -1, 0, -1, 0 [pid 19749] <... futex resumed>) = 0 [pid 19748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19747] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19744] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19751] <... set_robust_list resumed>) = 0 [pid 19750] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19749] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19748] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19743] exit_group(0 [pid 19752] perf_event_open( [pid 19751] perf_event_open( [pid 19750] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19749] <... futex resumed>) = ? [pid 19748] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19747] <... clone resumed>, parent_tid=[19753], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19753 [pid 19743] <... exit_group resumed>) = ? [pid 19752] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19751] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19750] <... futex resumed>) = 1 [pid 19749] +++ exited with 0 +++ [pid 19748] <... mprotect resumed>) = 0 [pid 19747] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19744] <... futex resumed>) = 0 [pid 19743] +++ exited with 0 +++ ./strace-static-x86_64: Process 19753 attached [pid 19752] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19751] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19750] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19748] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19747] <... futex resumed>) = 0 [pid 19744] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19753] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19752] <... futex resumed>) = 1 [pid 19751] <... futex resumed>) = 1 [pid 19750] <... futex resumed>) = ? [pid 19747] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19746] <... futex resumed>) = 0 [pid 19745] <... futex resumed>) = 0 [pid 19744] <... exit_group resumed>) = ? [pid 19753] <... set_robust_list resumed>) = 0 [pid 19752] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19751] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19750] +++ exited with 0 +++ [pid 19748] <... clone resumed>, parent_tid=[19754], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19754 [pid 19746] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19745] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19744] +++ exited with 0 +++ [pid 19753] perf_event_open( [pid 19752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19748] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19746] <... futex resumed>) = 0 [pid 19745] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19754 attached [pid 19753] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19752] perf_event_open(NULL, -1, 0, -1, 0 [pid 19751] perf_event_open(NULL, -1, 0, -1, 0 [pid 19748] <... futex resumed>) = 0 [pid 19746] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19745] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19754] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19753] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19752] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19751] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19748] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19754] <... set_robust_list resumed>) = 0 [pid 19751] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19755 attached [pid 19754] perf_event_open( [pid 19753] <... futex resumed>) = 1 [pid 19752] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19751] <... futex resumed>) = 1 [pid 19747] <... futex resumed>) = 0 [pid 19746] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19755 [pid 19755] set_robust_list(0x5555558625e0, 24 [pid 19754] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19753] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19752] <... futex resumed>) = 1 [pid 19751] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19747] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19746] exit_group(0 [pid 19745] <... futex resumed>) = 0 [pid 19755] <... set_robust_list resumed>) = 0 [pid 19754] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19752] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19751] <... futex resumed>) = ? [pid 19747] <... futex resumed>) = 0 [pid 19746] <... exit_group resumed>) = ? [pid 19745] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19754] <... futex resumed>) = 1 [pid 19753] perf_event_open(NULL, -1, 0, -1, 0 [pid 19752] <... futex resumed>) = ? [pid 19751] +++ exited with 0 +++ [pid 19748] <... futex resumed>) = 0 [pid 19747] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19746] +++ exited with 0 +++ [pid 19745] <... exit_group resumed>) = ? [pid 19754] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19748] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19748] <... futex resumed>) = 0 [pid 19754] perf_event_open(NULL, -1, 0, -1, 0 [pid 19752] +++ exited with 0 +++ [pid 19748] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19754] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19754] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19748] <... futex resumed>) = 0 [pid 19754] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19748] exit_group(0 [pid 19754] <... futex resumed>) = ? [pid 19748] <... exit_group resumed>) = ? [pid 19745] +++ exited with 0 +++ ./strace-static-x86_64: Process 19756 attached [pid 19755] <... prctl resumed>) = 0 [pid 19754] +++ exited with 0 +++ [pid 19753] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19748] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19756 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19755] setpgid(0, 0 [pid 19753] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19753] <... futex resumed>) = 1 [pid 19747] <... futex resumed>) = 0 [pid 19756] set_robust_list(0x5555558625e0, 24 [pid 19747] exit_group(0) = ? [pid 19756] <... set_robust_list resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19757 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19755] <... setpgid resumed>) = 0 [pid 19756] <... prctl resumed>) = 0 [pid 19753] +++ exited with 0 +++ [pid 19747] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19758 attached ./strace-static-x86_64: Process 19759 attached ./strace-static-x86_64: Process 19757 attached [pid 19756] setpgid(0, 0 [pid 19755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19759] set_robust_list(0x5555558625e0, 24 [pid 19758] set_robust_list(0x5555558625e0, 24 [pid 19757] set_robust_list(0x5555558625e0, 24 [pid 19756] <... setpgid resumed>) = 0 [pid 19755] <... openat resumed>) = 3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19758 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19759 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19759] <... set_robust_list resumed>) = 0 [pid 19758] <... set_robust_list resumed>) = 0 [pid 19757] <... set_robust_list resumed>) = 0 [pid 19756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19755] write(3, "1000", 4 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19756] <... openat resumed>) = 3 [pid 19755] <... write resumed>) = 4 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19759] <... prctl resumed>) = 0 [pid 19757] <... prctl resumed>) = 0 [pid 19756] write(3, "1000", 4 [pid 19755] close(3 [pid 19759] setpgid(0, 0 [pid 19758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19757] setpgid(0, 0 [pid 19756] <... write resumed>) = 4 [pid 19755] <... close resumed>) = 0 [pid 19759] <... setpgid resumed>) = 0 [pid 19758] <... prctl resumed>) = 0 [pid 19757] <... setpgid resumed>) = 0 [pid 19756] close(3 [pid 19755] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19758] setpgid(0, 0 [pid 19756] <... close resumed>) = 0 [pid 19755] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19759] <... openat resumed>) = 3 [pid 19758] <... setpgid resumed>) = 0 [pid 19757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19756] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19759] write(3, "1000", 4 [pid 19757] <... openat resumed>) = 3 [pid 19756] <... futex resumed>) = 0 [pid 19755] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19760 attached [pid 19759] <... write resumed>) = 4 [pid 19758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19757] write(3, "1000", 4 [pid 19756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19755] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19760 [pid 19760] set_robust_list(0x5555558625e0, 24 [pid 19759] close(3 [pid 19758] <... openat resumed>) = 3 [pid 19757] <... write resumed>) = 4 [pid 19756] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19755] <... mprotect resumed>) = 0 [pid 19760] <... set_robust_list resumed>) = 0 [pid 19759] <... close resumed>) = 0 [pid 19758] write(3, "1000", 4 [pid 19757] close(3 [pid 19756] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19755] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19759] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19758] <... write resumed>) = 4 [pid 19757] <... close resumed>) = 0 [pid 19756] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19761 attached [pid 19760] <... prctl resumed>) = 0 [pid 19759] <... futex resumed>) = 0 [pid 19758] close(3 [pid 19757] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19756] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19761] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19760] setpgid(0, 0 [pid 19759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19758] <... close resumed>) = 0 [pid 19757] <... futex resumed>) = 0 [pid 19755] <... clone resumed>, parent_tid=[19761], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19761 [pid 19761] <... set_robust_list resumed>) = 0 [pid 19760] <... setpgid resumed>) = 0 [pid 19759] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19758] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19756] <... clone resumed>, parent_tid=[19762], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19762 [pid 19755] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19762 attached [pid 19761] perf_event_open( [pid 19760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19759] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19758] <... futex resumed>) = 0 [pid 19757] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19756] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19755] <... futex resumed>) = 0 [pid 19761] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19760] <... openat resumed>) = 3 [pid 19759] <... mprotect resumed>) = 0 [pid 19758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19757] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19756] <... futex resumed>) = 0 [pid 19755] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19762] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19761] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19760] write(3, "1000", 4 [pid 19759] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19758] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19757] <... mprotect resumed>) = 0 [pid 19756] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19763 attached [pid 19762] <... set_robust_list resumed>) = 0 [pid 19761] <... futex resumed>) = 0 [pid 19760] <... write resumed>) = 4 [pid 19758] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19757] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19755] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19764 attached [pid 19762] perf_event_open( [pid 19761] perf_event_open(NULL, -1, 0, -1, 0 [pid 19760] close(3 [pid 19759] <... clone resumed>, parent_tid=[19763], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19763 [pid 19758] <... mprotect resumed>) = 0 [pid 19755] <... futex resumed>) = 0 [pid 19763] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19762] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19761] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19760] <... close resumed>) = 0 [pid 19759] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19758] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19757] <... clone resumed>, parent_tid=[19764], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19764 [pid 19755] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19763] <... set_robust_list resumed>) = 0 [pid 19762] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19761] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19760] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19759] <... futex resumed>) = 0 [pid 19757] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19763] perf_event_open( [pid 19762] <... futex resumed>) = 1 [pid 19761] <... futex resumed>) = 0 [pid 19760] <... futex resumed>) = 0 [pid 19759] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19758] <... clone resumed>, parent_tid=[19765], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19765 [pid 19757] <... futex resumed>) = 0 [pid 19756] <... futex resumed>) = 0 [pid 19755] exit_group(0 [pid 19764] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19763] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19762] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19758] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19757] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19756] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19755] <... exit_group resumed>) = ? [pid 19764] <... set_robust_list resumed>) = 0 [pid 19763] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19761] +++ exited with 0 +++ [pid 19760] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19758] <... futex resumed>) = 0 [pid 19756] <... futex resumed>) = 0 [pid 19755] +++ exited with 0 +++ ./strace-static-x86_64: Process 19765 attached [pid 19764] perf_event_open( [pid 19763] <... futex resumed>) = 1 [pid 19762] perf_event_open(NULL, -1, 0, -1, 0 [pid 19760] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19759] <... futex resumed>) = 0 [pid 19758] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19756] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19765] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19764] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19763] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19762] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19760] <... mprotect resumed>) = 0 [pid 19759] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19765] <... set_robust_list resumed>) = 0 [pid 19764] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19762] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19760] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19759] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19766 attached [pid 19765] perf_event_open( [pid 19764] <... futex resumed>) = 1 [pid 19763] perf_event_open(NULL, -1, 0, -1, 0 [pid 19762] <... futex resumed>) = 1 [pid 19759] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19757] <... futex resumed>) = 0 [pid 19756] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19765] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19764] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19763] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19762] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19760] <... clone resumed>, parent_tid=[19766], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19766 [pid 19757] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19756] exit_group(0 [pid 19765] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19763] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19762] <... futex resumed>) = ? [pid 19760] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19757] <... futex resumed>) = 0 [pid 19756] <... exit_group resumed>) = ? [pid 19765] <... futex resumed>) = 1 [pid 19764] perf_event_open(NULL, -1, 0, -1, 0 [pid 19763] <... futex resumed>) = 1 [pid 19762] +++ exited with 0 +++ [pid 19760] <... futex resumed>) = 0 [pid 19759] <... futex resumed>) = 0 [pid 19758] <... futex resumed>) = 0 [pid 19757] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19765] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19764] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19763] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19760] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19759] exit_group(0 [pid 19758] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19756] +++ exited with 0 +++ [pid 19765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19764] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19763] <... futex resumed>) = ? [pid 19759] <... exit_group resumed>) = ? [pid 19758] <... futex resumed>) = 0 [pid 19766] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19767 [pid 19765] perf_event_open(NULL, -1, 0, -1, 0 [pid 19764] <... futex resumed>) = 1 [pid 19763] +++ exited with 0 +++ [pid 19758] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19757] <... futex resumed>) = 0 [pid 19765] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19757] exit_group(0 [pid 19765] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19757] <... exit_group resumed>) = ? [pid 19759] +++ exited with 0 +++ [pid 19766] <... set_robust_list resumed>) = 0 [pid 19765] <... futex resumed>) = 1 [pid 19758] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19765] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19758] exit_group(0 [pid 19765] <... futex resumed>) = ? [pid 19758] <... exit_group resumed>) = ? [pid 19766] perf_event_open( [pid 19765] +++ exited with 0 +++ [pid 19764] +++ exited with 0 +++ [pid 19758] +++ exited with 0 +++ [pid 19757] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19767 attached [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19767] set_robust_list(0x5555558625e0, 24 [pid 19766] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19767] <... set_robust_list resumed>) = 0 [pid 19766] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19768 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19768 attached [pid 19767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19766] <... futex resumed>) = 1 [pid 19760] <... futex resumed>) = 0 [pid 19767] <... prctl resumed>) = 0 [pid 19766] perf_event_open(NULL, -1, 0, -1, 0 [pid 19760] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19767] setpgid(0, 0 [pid 19766] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19760] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19769 attached [pid 19768] set_robust_list(0x5555558625e0, 24 [pid 19767] <... setpgid resumed>) = 0 [pid 19766] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19760] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19769] set_robust_list(0x5555558625e0, 24 [pid 19768] <... set_robust_list resumed>) = 0 [pid 19767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19766] <... futex resumed>) = 0 [pid 19760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19769 ./strace-static-x86_64: Process 19770 attached [pid 19769] <... set_robust_list resumed>) = 0 [pid 19768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19767] <... openat resumed>) = 3 [pid 19766] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19760] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19771 attached [pid 19770] set_robust_list(0x5555558625e0, 24 [pid 19769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19768] <... prctl resumed>) = 0 [pid 19767] write(3, "1000", 4 [pid 19766] <... futex resumed>) = ? [pid 19760] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19770 [pid 19770] <... set_robust_list resumed>) = 0 [pid 19769] <... prctl resumed>) = 0 [pid 19768] setpgid(0, 0 [pid 19767] <... write resumed>) = 4 [pid 19766] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19771 [pid 19768] <... setpgid resumed>) = 0 [pid 19768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19760] +++ exited with 0 +++ [pid 19769] setpgid(0, 0 [pid 19767] close(3 [pid 19770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19769] <... setpgid resumed>) = 0 [pid 19768] write(3, "1000", 4 [pid 19767] <... close resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19768] <... write resumed>) = 4 [pid 19767] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19770] <... prctl resumed>) = 0 [pid 19769] <... openat resumed>) = 3 [pid 19768] close(3 [pid 19769] write(3, "1000", 4 [pid 19768] <... close resumed>) = 0 [pid 19767] <... futex resumed>) = 0 [pid 19770] setpgid(0, 0 [pid 19769] <... write resumed>) = 4 [pid 19768] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19770] <... setpgid resumed>) = 0 [pid 19769] close(3 [pid 19768] <... futex resumed>) = 0 [pid 19767] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19768] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19767] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19769] <... close resumed>) = 0 [pid 19770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19768] <... mprotect resumed>) = 0 [pid 19769] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19768] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19770] <... openat resumed>) = 3 [pid 19767] <... mprotect resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19772 ./strace-static-x86_64: Process 19772 attached [pid 19770] write(3, "1000", 4 [pid 19769] <... futex resumed>) = 0 [pid 19767] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19772] set_robust_list(0x5555558625e0, 24 [pid 19770] <... write resumed>) = 4 [pid 19769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19768] <... clone resumed>, parent_tid=[19773], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19773 [pid 19772] <... set_robust_list resumed>) = 0 [pid 19771] set_robust_list(0x5555558625e0, 24 [pid 19770] close(3 [pid 19769] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19768] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19767] <... clone resumed>, parent_tid=[19774], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19774 [pid 19772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19771] <... set_robust_list resumed>) = 0 [pid 19770] <... close resumed>) = 0 [pid 19769] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19768] <... futex resumed>) = 0 [pid 19767] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19772] <... prctl resumed>) = 0 [pid 19770] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19769] <... mprotect resumed>) = 0 [pid 19768] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19767] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19773 attached [pid 19772] setpgid(0, 0 [pid 19770] <... futex resumed>) = 0 [pid 19769] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19767] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19774 attached [pid 19773] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19772] <... setpgid resumed>) = 0 [pid 19771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19775 attached [pid 19774] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19773] <... set_robust_list resumed>) = 0 [pid 19772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19771] <... prctl resumed>) = 0 [pid 19770] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19769] <... clone resumed>, parent_tid=[19775], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19775 [pid 19775] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19774] <... set_robust_list resumed>) = 0 [pid 19773] perf_event_open( [pid 19772] <... openat resumed>) = 3 [pid 19770] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19771] setpgid(0, 0 [pid 19769] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19775] <... set_robust_list resumed>) = 0 [pid 19774] perf_event_open( [pid 19773] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19772] write(3, "1000", 4 [pid 19771] <... setpgid resumed>) = 0 [pid 19770] <... mprotect resumed>) = 0 [pid 19769] <... futex resumed>) = 0 [pid 19775] perf_event_open( [pid 19774] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19773] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19772] <... write resumed>) = 4 [pid 19770] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19769] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 19776 attached [pid 19775] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19774] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19773] <... futex resumed>) = 1 [pid 19772] close(3 [pid 19771] <... openat resumed>) = 3 [pid 19768] <... futex resumed>) = 0 [pid 19776] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19775] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19774] <... futex resumed>) = 1 [pid 19773] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19772] <... close resumed>) = 0 [pid 19771] write(3, "1000", 4 [pid 19770] <... clone resumed>, parent_tid=[19776], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19776 [pid 19768] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19767] <... futex resumed>) = 0 [pid 19776] <... set_robust_list resumed>) = 0 [pid 19775] <... futex resumed>) = 1 [pid 19774] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19772] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19771] <... write resumed>) = 4 [pid 19770] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19769] <... futex resumed>) = 0 [pid 19768] <... futex resumed>) = 0 [pid 19767] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19776] perf_event_open( [pid 19775] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19773] perf_event_open(NULL, -1, 0, -1, 0 [pid 19772] <... futex resumed>) = 0 [pid 19771] close(3 [pid 19770] <... futex resumed>) = 0 [pid 19769] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19768] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19767] <... futex resumed>) = 0 [pid 19776] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19774] perf_event_open(NULL, -1, 0, -1, 0 [pid 19773] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19771] <... close resumed>) = 0 [pid 19770] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19769] <... futex resumed>) = 0 [pid 19767] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19776] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19775] perf_event_open(NULL, -1, 0, -1, 0 [pid 19774] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19773] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19772] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19771] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19769] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19776] <... futex resumed>) = 0 [pid 19775] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19774] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19773] <... futex resumed>) = 1 [pid 19772] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19771] <... futex resumed>) = 0 [pid 19770] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19768] <... futex resumed>) = 0 [pid 19776] perf_event_open(NULL, -1, 0, -1, 0 [pid 19775] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19774] <... futex resumed>) = 1 [pid 19773] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19772] <... mprotect resumed>) = 0 [pid 19771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19770] <... futex resumed>) = 0 [pid 19768] exit_group(0 [pid 19767] <... futex resumed>) = 0 [pid 19776] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19775] <... futex resumed>) = 1 [pid 19774] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19772] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19771] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19769] <... futex resumed>) = 0 [pid 19767] exit_group(0./strace-static-x86_64: Process 19777 attached [pid 19776] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19775] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19774] <... futex resumed>) = ? [pid 19773] <... futex resumed>) = ? [pid 19771] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19770] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19769] exit_group(0 [pid 19768] <... exit_group resumed>) = ? [pid 19767] <... exit_group resumed>) = ? [pid 19776] <... futex resumed>) = 0 [pid 19774] +++ exited with 0 +++ [pid 19773] +++ exited with 0 +++ [pid 19772] <... clone resumed>, parent_tid=[19777], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19777 [pid 19771] <... mprotect resumed>) = 0 [pid 19770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19769] <... exit_group resumed>) = ? [pid 19777] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19776] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19772] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19777] <... set_robust_list resumed>) = 0 [pid 19772] <... futex resumed>) = 0 [pid 19777] perf_event_open( [pid 19772] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19768] +++ exited with 0 +++ [pid 19777] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19777] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19775] <... futex resumed>) = ? [pid 19767] +++ exited with 0 +++ [pid 19770] exit_group(0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19777] <... futex resumed>) = 1 [pid 19772] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19777] perf_event_open(NULL, -1, 0, -1, 0 [pid 19772] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19777] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19775] +++ exited with 0 +++ [pid 19772] <... futex resumed>) = 0 [pid 19770] <... exit_group resumed>) = ? [pid 19769] +++ exited with 0 +++ [pid 19777] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19776] <... futex resumed>) = ? [pid 19772] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19771] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19777] <... futex resumed>) = 0 [pid 19772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19776] +++ exited with 0 +++ [pid 19770] +++ exited with 0 +++ ./strace-static-x86_64: Process 19779 attached ./strace-static-x86_64: Process 19778 attached [pid 19777] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19772] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19778 [pid 19779] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19778] set_robust_list(0x5555558625e0, 24 [pid 19777] <... futex resumed>) = ? [pid 19772] <... exit_group resumed>) = ? [pid 19771] <... clone resumed>, parent_tid=[19779], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19779 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19779] <... set_robust_list resumed>) = 0 [pid 19778] <... set_robust_list resumed>) = 0 [pid 19777] +++ exited with 0 +++ [pid 19772] +++ exited with 0 +++ [pid 19771] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19780 attached [pid 19779] perf_event_open( [pid 19778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19771] <... futex resumed>) = 0 [pid 19771] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19780 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19772, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 19781 attached [pid 19780] set_robust_list(0x5555558625e0, 24 [pid 19779] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19778] <... prctl resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19781 [pid 19780] <... set_robust_list resumed>) = 0 [pid 19779] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] setpgid(0, 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19783 [pid 19781] set_robust_list(0x5555558625e0, 24 [pid 19779] <... futex resumed>) = 1 [pid 19778] <... setpgid resumed>) = 0 [pid 19771] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19782 [pid 19779] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19771] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19771] <... futex resumed>) = 1 ./strace-static-x86_64: Process 19782 attached [pid 19779] <... futex resumed>) = 0 [pid 19778] <... openat resumed>) = 3 [pid 19771] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19782] set_robust_list(0x5555558625e0, 24 [pid 19780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19779] perf_event_open(NULL, -1, 0, -1, 0 [pid 19778] write(3, "1000", 4 [pid 19781] <... set_robust_list resumed>) = 0 [pid 19782] <... set_robust_list resumed>) = 0 [pid 19780] <... prctl resumed>) = 0 [pid 19779] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19778] <... write resumed>) = 4 [pid 19782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19780] setpgid(0, 0 [pid 19779] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] close(3./strace-static-x86_64: Process 19783 attached [pid 19782] <... prctl resumed>) = 0 [pid 19780] <... setpgid resumed>) = 0 [pid 19779] <... futex resumed>) = 1 [pid 19778] <... close resumed>) = 0 [pid 19771] <... futex resumed>) = 0 [pid 19782] setpgid(0, 0 [pid 19783] set_robust_list(0x5555558625e0, 24 [pid 19781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19779] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19778] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19771] exit_group(0 [pid 19782] <... setpgid resumed>) = 0 [pid 19783] <... set_robust_list resumed>) = 0 [pid 19780] <... openat resumed>) = 3 [pid 19779] <... futex resumed>) = ? [pid 19778] <... futex resumed>) = 0 [pid 19771] <... exit_group resumed>) = ? [pid 19782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19781] <... prctl resumed>) = 0 [pid 19780] write(3, "1000", 4 [pid 19779] +++ exited with 0 +++ [pid 19782] <... openat resumed>) = 3 [pid 19783] <... prctl resumed>) = 0 [pid 19771] +++ exited with 0 +++ [pid 19782] write(3, "1000", 4 [pid 19783] setpgid(0, 0 [pid 19781] setpgid(0, 0 [pid 19780] <... write resumed>) = 4 [pid 19778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19782] <... write resumed>) = 4 [pid 19783] <... setpgid resumed>) = 0 [pid 19781] <... setpgid resumed>) = 0 [pid 19780] close(3 [pid 19778] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19782] close(3 [pid 19783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19780] <... close resumed>) = 0 [pid 19778] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19782] <... close resumed>) = 0 [pid 19783] <... openat resumed>) = 3 [pid 19781] <... openat resumed>) = 3 [pid 19780] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] <... mprotect resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19782] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19783] write(3, "1000", 4 [pid 19781] write(3, "1000", 4 [pid 19780] <... futex resumed>) = 0 [pid 19778] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19782] <... futex resumed>) = 0 [pid 19783] <... write resumed>) = 4 [pid 19782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19783] close(3 [pid 19781] <... write resumed>) = 4 [pid 19780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19785 attached [pid 19782] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19783] <... close resumed>) = 0 [pid 19781] close(3 [pid 19780] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19778] <... clone resumed>, parent_tid=[19785], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19785 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19784 [pid 19782] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19783] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19781] <... close resumed>) = 0 [pid 19780] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19778] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19784 attached [pid 19785] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19782] <... mprotect resumed>) = 0 [pid 19783] <... futex resumed>) = 0 [pid 19781] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19780] <... mprotect resumed>) = 0 [pid 19778] <... futex resumed>) = 0 [pid 19785] <... set_robust_list resumed>) = 0 [pid 19784] set_robust_list(0x5555558625e0, 24 [pid 19782] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19781] <... futex resumed>) = 0 [pid 19780] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19778] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19786 attached [pid 19785] perf_event_open( [pid 19784] <... set_robust_list resumed>) = 0 [pid 19783] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19785] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19782] <... clone resumed>, parent_tid=[19786], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19786 [pid 19783] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19786] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19785] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19784] <... prctl resumed>) = 0 [pid 19782] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19783] <... mprotect resumed>) = 0 [pid 19781] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19780] <... clone resumed>, parent_tid=[19787], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19787 [pid 19786] <... set_robust_list resumed>) = 0 [pid 19785] <... futex resumed>) = 1 [pid 19784] setpgid(0, 0 [pid 19782] <... futex resumed>) = 0 [pid 19783] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19781] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19780] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19787 attached [pid 19785] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19784] <... setpgid resumed>) = 0 [pid 19782] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19781] <... mprotect resumed>) = 0 [pid 19778] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19780] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19788 attached [pid 19787] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19786] perf_event_open( [pid 19785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19783] <... clone resumed>, parent_tid=[19788], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19788 [pid 19781] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19780] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19778] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19789 attached [pid 19787] <... set_robust_list resumed>) = 0 [pid 19786] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19785] perf_event_open(NULL, -1, 0, -1, 0 [pid 19784] <... openat resumed>) = 3 [pid 19783] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19787] perf_event_open( [pid 19786] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19785] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19784] write(3, "1000", 4 [pid 19783] <... futex resumed>) = 0 [pid 19789] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19781] <... clone resumed>, parent_tid=[19789], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19789 [pid 19789] <... set_robust_list resumed>) = 0 [pid 19787] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19786] <... futex resumed>) = 1 [pid 19785] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19784] <... write resumed>) = 4 [pid 19782] <... futex resumed>) = 0 [pid 19783] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19781] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19789] perf_event_open( [pid 19787] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19786] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19785] <... futex resumed>) = 1 [pid 19784] close(3 [pid 19782] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19781] <... futex resumed>) = 0 [pid 19778] <... futex resumed>) = 0 [pid 19789] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19788] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19787] <... futex resumed>) = 1 [pid 19786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19785] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19784] <... close resumed>) = 0 [pid 19782] <... futex resumed>) = 0 [pid 19781] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19780] <... futex resumed>) = 0 [pid 19778] exit_group(0 [pid 19789] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19788] <... set_robust_list resumed>) = 0 [pid 19787] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19786] perf_event_open(NULL, -1, 0, -1, 0 [pid 19785] <... futex resumed>) = ? [pid 19784] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19782] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19780] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19778] <... exit_group resumed>) = ? [pid 19789] <... futex resumed>) = 0 [pid 19788] perf_event_open( [pid 19787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19786] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19785] +++ exited with 0 +++ [pid 19784] <... futex resumed>) = 0 [pid 19781] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19780] <... futex resumed>) = 0 [pid 19789] perf_event_open(NULL, -1, 0, -1, 0 [pid 19788] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19787] perf_event_open(NULL, -1, 0, -1, 0 [pid 19786] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19781] <... futex resumed>) = 0 [pid 19780] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19778] +++ exited with 0 +++ [pid 19789] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19788] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19787] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19786] <... futex resumed>) = 1 [pid 19784] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19782] <... futex resumed>) = 0 [pid 19781] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19778, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19789] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19788] <... futex resumed>) = 1 [pid 19787] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19786] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19784] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19782] exit_group(0 [pid 19783] <... futex resumed>) = 0 [pid 19781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19789] <... futex resumed>) = 0 [pid 19788] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19787] <... futex resumed>) = 1 [pid 19786] <... futex resumed>) = ? [pid 19784] <... mprotect resumed>) = 0 [pid 19782] <... exit_group resumed>) = ? [pid 19783] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19781] exit_group(0 [pid 19780] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19789] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19787] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19786] +++ exited with 0 +++ [pid 19783] <... futex resumed>) = 0 [pid 19780] exit_group(0 [pid 19789] <... futex resumed>) = ? [pid 19788] perf_event_open(NULL, -1, 0, -1, 0 [pid 19787] <... futex resumed>) = ? [pid 19784] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19782] +++ exited with 0 +++ [pid 19783] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19781] <... exit_group resumed>) = ? [pid 19780] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19790 attached [pid 19789] +++ exited with 0 +++ [pid 19788] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19787] +++ exited with 0 +++ [pid 19781] +++ exited with 0 +++ [pid 19780] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19791 attached [pid 19790] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19788] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19784] <... clone resumed>, parent_tid=[19790], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19790 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19790] <... set_robust_list resumed>) = 0 [pid 19788] <... futex resumed>) = 1 [pid 19784] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19783] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19791 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19790] perf_event_open( [pid 19788] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19784] <... futex resumed>) = 0 [pid 19783] exit_group(0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19790] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19788] <... futex resumed>) = ? [pid 19784] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19783] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19790] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19788] +++ exited with 0 +++ [pid 19784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19783] +++ exited with 0 +++ [pid 19784] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19792 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19790] <... futex resumed>) = 0 [pid 19791] set_robust_list(0x5555558625e0, 24 [pid 19790] perf_event_open(NULL, -1, 0, -1, 0 [pid 19784] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19790] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19784] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19793 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19790] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19791] <... set_robust_list resumed>) = 0 [pid 19790] <... futex resumed>) = 1 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19794 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19784] <... futex resumed>) = 0 [pid 19790] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19784] exit_group(0./strace-static-x86_64: Process 19792 attached [pid 19791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19790] <... futex resumed>) = ? [pid 19784] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19794 attached [pid 19792] set_robust_list(0x5555558625e0, 24 [pid 19790] +++ exited with 0 +++ [pid 19794] set_robust_list(0x5555558625e0, 24 [pid 19792] <... set_robust_list resumed>) = 0 [pid 19794] <... set_robust_list resumed>) = 0 [pid 19792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19791] <... prctl resumed>) = 0 [pid 19784] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19793 attached [pid 19794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19792] <... prctl resumed>) = 0 [pid 19791] setpgid(0, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19794] <... prctl resumed>) = 0 [pid 19792] setpgid(0, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19794] setpgid(0, 0 [pid 19792] <... setpgid resumed>) = 0 [pid 19791] <... setpgid resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19794] <... setpgid resumed>) = 0 [pid 19792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19795 ./strace-static-x86_64: Process 19795 attached [pid 19794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19793] set_robust_list(0x5555558625e0, 24 [pid 19792] <... openat resumed>) = 3 [pid 19795] set_robust_list(0x5555558625e0, 24 [pid 19794] <... openat resumed>) = 3 [pid 19792] write(3, "1000", 4 [pid 19793] <... set_robust_list resumed>) = 0 [pid 19791] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19796 attached [pid 19795] <... set_robust_list resumed>) = 0 [pid 19794] write(3, "1000", 4 [pid 19793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19792] <... write resumed>) = 4 [pid 19791] write(3, "1000", 4 [pid 19794] <... write resumed>) = 4 [pid 19792] close(3 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19796 [pid 19791] <... write resumed>) = 4 [pid 19794] close(3 [pid 19793] <... prctl resumed>) = 0 [pid 19792] <... close resumed>) = 0 [pid 19791] close(3 [pid 19794] <... close resumed>) = 0 [pid 19793] setpgid(0, 0 [pid 19792] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19791] <... close resumed>) = 0 [pid 19795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19794] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19793] <... setpgid resumed>) = 0 [pid 19792] <... futex resumed>) = 0 [pid 19791] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19796] set_robust_list(0x5555558625e0, 24 [pid 19794] <... futex resumed>) = 0 [pid 19793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19795] <... prctl resumed>) = 0 [pid 19791] <... futex resumed>) = 0 [pid 19796] <... set_robust_list resumed>) = 0 [pid 19795] setpgid(0, 0 [pid 19794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19793] <... openat resumed>) = 3 [pid 19792] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19795] <... setpgid resumed>) = 0 [pid 19794] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19793] write(3, "1000", 4 [pid 19792] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19791] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19794] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19793] <... write resumed>) = 4 [pid 19792] <... mprotect resumed>) = 0 [pid 19791] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19795] <... openat resumed>) = 3 [pid 19794] <... mprotect resumed>) = 0 [pid 19793] close(3 [pid 19792] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19791] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19797 attached [pid 19796] <... prctl resumed>) = 0 [pid 19795] write(3, "1000", 4 [pid 19794] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19793] <... close resumed>) = 0 [pid 19791] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19798 attached [pid 19797] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19796] setpgid(0, 0 [pid 19795] <... write resumed>) = 4 [pid 19793] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19792] <... clone resumed>, parent_tid=[19797], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19797 [pid 19797] <... set_robust_list resumed>) = 0 [pid 19796] <... setpgid resumed>) = 0 [pid 19795] close(3 [pid 19794] <... clone resumed>, parent_tid=[19798], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19798 [pid 19798] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19793] <... futex resumed>) = 0 [pid 19792] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19791] <... clone resumed>, parent_tid=[19799], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19799 [pid 19797] perf_event_open( [pid 19796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19795] <... close resumed>) = 0 [pid 19794] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19792] <... futex resumed>) = 0 [pid 19791] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19799 attached [pid 19798] <... set_robust_list resumed>) = 0 [pid 19797] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19796] <... openat resumed>) = 3 [pid 19795] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19794] <... futex resumed>) = 0 [pid 19793] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19792] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19791] <... futex resumed>) = 0 [pid 19799] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19797] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19796] write(3, "1000", 4 [pid 19795] <... futex resumed>) = 0 [pid 19794] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19793] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19791] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19799] <... set_robust_list resumed>) = 0 [pid 19797] <... futex resumed>) = 0 [pid 19796] <... write resumed>) = 4 [pid 19795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19793] <... mprotect resumed>) = 0 [pid 19792] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19798] perf_event_open( [pid 19799] perf_event_open( [pid 19797] perf_event_open(NULL, -1, 0, -1, 0 [pid 19796] close(3 [pid 19795] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19792] <... futex resumed>) = 0 [pid 19793] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19799] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19798] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19797] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19796] <... close resumed>) = 0 [pid 19795] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19792] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19799] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19798] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19797] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19796] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19795] <... mprotect resumed>) = 0 [pid 19792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19799] <... futex resumed>) = 1 [pid 19798] <... futex resumed>) = 1 [pid 19797] <... futex resumed>) = 0 [pid 19796] <... futex resumed>) = 0 [pid 19795] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19794] <... futex resumed>) = 0 [pid 19793] <... clone resumed>, parent_tid=[19800], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19800 [pid 19792] exit_group(0 [pid 19791] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19801 attached [pid 19799] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19798] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19794] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19793] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19792] <... exit_group resumed>) = ? [pid 19791] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19797] +++ exited with 0 +++ [pid 19796] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19795] <... clone resumed>, parent_tid=[19801], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19801 [pid 19794] <... futex resumed>) = 0 [pid 19793] <... futex resumed>) = 0 [pid 19792] +++ exited with 0 +++ [pid 19791] <... futex resumed>) = 0 [pid 19799] perf_event_open(NULL, -1, 0, -1, 0 [pid 19798] perf_event_open(NULL, -1, 0, -1, 0 [pid 19796] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19795] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19794] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19793] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19791] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19800 attached [pid 19799] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19798] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19796] <... mprotect resumed>) = 0 [pid 19795] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19801] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19800] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19799] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19798] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19796] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19795] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19802 attached [pid 19801] <... set_robust_list resumed>) = 0 [pid 19800] <... set_robust_list resumed>) = 0 [pid 19799] <... futex resumed>) = 1 [pid 19798] <... futex resumed>) = 1 [pid 19794] <... futex resumed>) = 0 [pid 19791] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19802] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19801] perf_event_open( [pid 19800] perf_event_open( [pid 19799] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19798] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19796] <... clone resumed>, parent_tid=[19802], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19802 [pid 19794] exit_group(0 [pid 19791] exit_group(0 [pid 19802] <... set_robust_list resumed>) = 0 [pid 19801] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19800] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19799] <... futex resumed>) = ? [pid 19798] <... futex resumed>) = ? [pid 19796] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19794] <... exit_group resumed>) = ? [pid 19791] <... exit_group resumed>) = ? [pid 19802] perf_event_open( [pid 19801] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19800] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19799] +++ exited with 0 +++ [pid 19798] +++ exited with 0 +++ [pid 19796] <... futex resumed>) = 0 [pid 19794] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19803 attached [pid 19802] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19801] <... futex resumed>) = 1 [pid 19800] <... futex resumed>) = 1 [pid 19796] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19795] <... futex resumed>) = 0 [pid 19793] <... futex resumed>) = 0 [pid 19791] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19802] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19801] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19795] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19793] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19800] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19803 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19802] <... futex resumed>) = 0 [pid 19801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19796] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19800] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19795] <... futex resumed>) = 0 [pid 19793] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... restart_syscall resumed>) = 0 [pid 19802] perf_event_open(NULL, -1, 0, -1, 0 [pid 19801] perf_event_open(NULL, -1, 0, -1, 0 [pid 19800] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19796] <... futex resumed>) = 0 [pid 19795] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19793] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 19802] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19801] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19800] <... futex resumed>) = 0 [pid 19796] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19802] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19801] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19800] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19793] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19802] <... futex resumed>) = 0 [pid 19801] <... futex resumed>) = 1 [pid 19800] <... futex resumed>) = ? [pid 19796] exit_group(0 [pid 19795] <... futex resumed>) = 0 [pid 19793] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19801] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19796] <... exit_group resumed>) = ? [pid 19795] exit_group(0 [pid 19802] +++ exited with 0 +++ [pid 19801] <... futex resumed>) = ? [pid 19795] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19805 [pid 19801] +++ exited with 0 +++ [pid 19800] +++ exited with 0 +++ [pid 19796] +++ exited with 0 +++ [pid 19795] +++ exited with 0 +++ [pid 19793] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19804 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19804 attached ./strace-static-x86_64: Process 19805 attached [pid 19804] set_robust_list(0x5555558625e0, 24 [pid 19803] set_robust_list(0x5555558625e0, 24 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19804] <... set_robust_list resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19806 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19807 [pid 19804] setpgid(0, 0 [pid 19803] <... set_robust_list resumed>) = 0 [pid 19804] <... setpgid resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19807 attached ./strace-static-x86_64: Process 19808 attached ./strace-static-x86_64: Process 19806 attached [pid 19805] set_robust_list(0x5555558625e0, 24 [pid 19804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19808] set_robust_list(0x5555558625e0, 24 [pid 19806] set_robust_list(0x5555558625e0, 24 [pid 19805] <... set_robust_list resumed>) = 0 [pid 19804] <... openat resumed>) = 3 [pid 19803] <... prctl resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19808 [pid 19808] <... set_robust_list resumed>) = 0 [pid 19804] write(3, "1000", 4 [pid 19803] setpgid(0, 0 [pid 19808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19804] <... write resumed>) = 4 [pid 19803] <... setpgid resumed>) = 0 [pid 19808] <... prctl resumed>) = 0 [pid 19804] close(3 [pid 19803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19808] setpgid(0, 0 [pid 19805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19804] <... close resumed>) = 0 [pid 19808] <... setpgid resumed>) = 0 [pid 19805] <... prctl resumed>) = 0 [pid 19804] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19803] <... openat resumed>) = 3 [pid 19808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19804] <... futex resumed>) = 0 [pid 19803] write(3, "1000", 4 [pid 19805] setpgid(0, 0 [pid 19806] <... set_robust_list resumed>) = 0 [pid 19808] <... openat resumed>) = 3 [pid 19805] <... setpgid resumed>) = 0 [pid 19804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19803] <... write resumed>) = 4 [pid 19808] write(3, "1000", 4 [pid 19807] set_robust_list(0x5555558625e0, 24 [pid 19806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19804] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19803] close(3 [pid 19808] <... write resumed>) = 4 [pid 19807] <... set_robust_list resumed>) = 0 [pid 19806] <... prctl resumed>) = 0 [pid 19805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19804] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19803] <... close resumed>) = 0 [pid 19808] close(3 [pid 19807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19806] setpgid(0, 0 [pid 19805] <... openat resumed>) = 3 [pid 19804] <... mprotect resumed>) = 0 [pid 19803] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19808] <... close resumed>) = 0 [pid 19807] <... prctl resumed>) = 0 [pid 19806] <... setpgid resumed>) = 0 [pid 19805] write(3, "1000", 4 [pid 19804] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19803] <... futex resumed>) = 0 [pid 19808] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19807] setpgid(0, 0 [pid 19806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19805] <... write resumed>) = 4 [pid 19803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19809 attached [pid 19808] <... futex resumed>) = 0 [pid 19807] <... setpgid resumed>) = 0 [pid 19804] <... clone resumed>, parent_tid=[19809], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19809 [pid 19808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19806] <... openat resumed>) = 3 [pid 19805] close(3 [pid 19804] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19803] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19809] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19808] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19807] <... openat resumed>) = 3 [pid 19806] write(3, "1000", 4 [pid 19805] <... close resumed>) = 0 [pid 19804] <... futex resumed>) = 0 [pid 19803] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19809] <... set_robust_list resumed>) = 0 [pid 19808] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19807] write(3, "1000", 4 [pid 19804] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19808] <... mprotect resumed>) = 0 [pid 19807] <... write resumed>) = 4 [pid 19806] <... write resumed>) = 4 [pid 19805] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19803] <... mprotect resumed>) = 0 [pid 19809] perf_event_open( [pid 19808] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19807] close(3 [pid 19806] close(3 [pid 19805] <... futex resumed>) = 0 [pid 19803] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19807] <... close resumed>) = 0 [pid 19806] <... close resumed>) = 0 [pid 19805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19808] <... clone resumed>, parent_tid=[19810], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19810 [pid 19807] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19806] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19808] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19807] <... futex resumed>) = 0 [pid 19806] <... futex resumed>) = 0 [pid 19805] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19803] <... clone resumed>, parent_tid=[19811], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19811 [pid 19809] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19808] <... futex resumed>) = 0 [pid 19807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19806] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19805] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19803] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19808] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19807] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19806] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19809] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19807] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19806] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19805] <... mprotect resumed>) = 0 [pid 19803] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19811 attached ./strace-static-x86_64: Process 19810 attached [pid 19809] <... futex resumed>) = 1 [pid 19807] <... mprotect resumed>) = 0 [pid 19806] <... mprotect resumed>) = 0 [pid 19805] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19804] <... futex resumed>) = 0 [pid 19803] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19811] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19807] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19806] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19804] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19811] <... set_robust_list resumed>) = 0 [pid 19809] perf_event_open(NULL, -1, 0, -1, 0 [pid 19804] <... futex resumed>) = 0 [pid 19811] perf_event_open( [pid 19810] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19809] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19807] <... clone resumed>, parent_tid=[19813], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19813 [pid 19806] <... clone resumed>, parent_tid=[19814], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19814 [pid 19805] <... clone resumed>, parent_tid=[19812], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19812 [pid 19804] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19814 attached ./strace-static-x86_64: Process 19812 attached [pid 19811] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19810] <... set_robust_list resumed>) = 0 [pid 19809] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19807] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19806] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19805] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19813 attached [pid 19812] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19811] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19810] perf_event_open( [pid 19809] <... futex resumed>) = 0 [pid 19807] <... futex resumed>) = 0 [pid 19806] <... futex resumed>) = 0 [pid 19805] <... futex resumed>) = 0 [pid 19804] exit_group(0 [pid 19813] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19812] <... set_robust_list resumed>) = 0 [pid 19811] <... futex resumed>) = 1 [pid 19810] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19807] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19806] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19805] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19804] <... exit_group resumed>) = ? [pid 19803] <... futex resumed>) = 0 [pid 19814] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19813] <... set_robust_list resumed>) = 0 [pid 19812] perf_event_open( [pid 19811] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19810] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19809] +++ exited with 0 +++ [pid 19803] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19814] <... set_robust_list resumed>) = 0 [pid 19811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19810] <... futex resumed>) = 1 [pid 19808] <... futex resumed>) = 0 [pid 19804] +++ exited with 0 +++ [pid 19803] <... futex resumed>) = 0 [pid 19814] perf_event_open( [pid 19813] perf_event_open( [pid 19812] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19811] perf_event_open(NULL, -1, 0, -1, 0 [pid 19810] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19808] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19803] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19814] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19813] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19812] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19811] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19808] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19814] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19813] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19812] <... futex resumed>) = 1 [pid 19811] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19810] perf_event_open(NULL, -1, 0, -1, 0 [pid 19808] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19805] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19815 attached [pid 19814] <... futex resumed>) = 1 [pid 19813] <... futex resumed>) = 1 [pid 19812] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19811] <... futex resumed>) = 1 [pid 19810] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19807] <... futex resumed>) = 0 [pid 19806] <... futex resumed>) = 0 [pid 19805] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19803] <... futex resumed>) = 0 [pid 19814] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19813] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19811] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19810] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19807] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19806] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19805] <... futex resumed>) = 0 [pid 19803] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19815 [pid 19815] set_robust_list(0x5555558625e0, 24 [pid 19814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19812] perf_event_open(NULL, -1, 0, -1, 0 [pid 19811] <... futex resumed>) = ? [pid 19810] <... futex resumed>) = 1 [pid 19808] <... futex resumed>) = 0 [pid 19807] <... futex resumed>) = 0 [pid 19806] <... futex resumed>) = 0 [pid 19805] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19803] <... exit_group resumed>) = ? [pid 19815] <... set_robust_list resumed>) = 0 [pid 19814] perf_event_open(NULL, -1, 0, -1, 0 [pid 19813] perf_event_open(NULL, -1, 0, -1, 0 [pid 19812] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19811] +++ exited with 0 +++ [pid 19810] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19808] exit_group(0 [pid 19807] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19806] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19814] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19810] <... futex resumed>) = ? [pid 19808] <... exit_group resumed>) = ? [pid 19815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19814] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19813] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19812] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19810] +++ exited with 0 +++ [pid 19803] +++ exited with 0 +++ [pid 19815] <... prctl resumed>) = 0 [pid 19814] <... futex resumed>) = 1 [pid 19813] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19812] <... futex resumed>) = 1 [pid 19808] +++ exited with 0 +++ [pid 19806] <... futex resumed>) = 0 [pid 19805] <... futex resumed>) = 0 [pid 19815] setpgid(0, 0 [pid 19814] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19813] <... futex resumed>) = 1 [pid 19812] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19807] <... futex resumed>) = 0 [pid 19806] exit_group(0 [pid 19805] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19815] <... setpgid resumed>) = 0 [pid 19814] <... futex resumed>) = ? [pid 19813] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19812] <... futex resumed>) = ? [pid 19807] exit_group(0 [pid 19806] <... exit_group resumed>) = ? [pid 19805] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19814] +++ exited with 0 +++ [pid 19813] <... futex resumed>) = ? [pid 19812] +++ exited with 0 +++ [pid 19807] <... exit_group resumed>) = ? [pid 19815] <... openat resumed>) = 3 [pid 19813] +++ exited with 0 +++ [pid 19807] +++ exited with 0 +++ [pid 19806] +++ exited with 0 +++ [pid 19805] +++ exited with 0 +++ [pid 19815] write(3, "1000", 4./strace-static-x86_64: Process 19816 attached ) = 4 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19806, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19815] close(3 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19816 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19817 attached [pid 19816] set_robust_list(0x5555558625e0, 24 [pid 19815] <... close resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19819 attached ./strace-static-x86_64: Process 19818 attached [pid 19817] set_robust_list(0x5555558625e0, 24 [pid 19815] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19817 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19818 [pid 19819] set_robust_list(0x5555558625e0, 24 [pid 19818] set_robust_list(0x5555558625e0, 24 [pid 19817] <... set_robust_list resumed>) = 0 [pid 19816] <... set_robust_list resumed>) = 0 [pid 19815] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19819 [pid 19819] <... set_robust_list resumed>) = 0 [pid 19818] <... set_robust_list resumed>) = 0 [pid 19815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19816] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 19820 attached [pid 19819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19816] <... prctl resumed>) = 0 [pid 19815] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19820] set_robust_list(0x5555558625e0, 24 [pid 19819] <... prctl resumed>) = 0 [pid 19818] <... prctl resumed>) = 0 [pid 19816] setpgid(0, 0 [pid 19815] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19820 [pid 19820] <... set_robust_list resumed>) = 0 [pid 19819] setpgid(0, 0 [pid 19818] setpgid(0, 0 [pid 19817] <... prctl resumed>) = 0 [pid 19816] <... setpgid resumed>) = 0 [pid 19815] <... mprotect resumed>) = 0 [pid 19820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19819] <... setpgid resumed>) = 0 [pid 19818] <... setpgid resumed>) = 0 [pid 19817] setpgid(0, 0 [pid 19816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19815] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19820] <... prctl resumed>) = 0 [pid 19819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19817] <... setpgid resumed>) = 0 [pid 19816] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19821 attached [pid 19820] setpgid(0, 0 [pid 19819] <... openat resumed>) = 3 [pid 19818] <... openat resumed>) = 3 [pid 19817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19816] write(3, "1000", 4 [pid 19815] <... clone resumed>, parent_tid=[19821], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19821 [pid 19821] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19820] <... setpgid resumed>) = 0 [pid 19819] write(3, "1000", 4 [pid 19818] write(3, "1000", 4 [pid 19817] <... openat resumed>) = 3 [pid 19816] <... write resumed>) = 4 [pid 19815] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19821] <... set_robust_list resumed>) = 0 [pid 19820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19819] <... write resumed>) = 4 [pid 19818] <... write resumed>) = 4 [pid 19817] write(3, "1000", 4 [pid 19816] close(3 [pid 19815] <... futex resumed>) = 0 [pid 19821] perf_event_open( [pid 19820] <... openat resumed>) = 3 [pid 19819] close(3 [pid 19818] close(3 [pid 19817] <... write resumed>) = 4 [pid 19816] <... close resumed>) = 0 [pid 19815] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19821] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19820] write(3, "1000", 4 [pid 19819] <... close resumed>) = 0 [pid 19818] <... close resumed>) = 0 [pid 19817] close(3 [pid 19816] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19821] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19820] <... write resumed>) = 4 [pid 19819] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19818] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19817] <... close resumed>) = 0 [pid 19816] <... futex resumed>) = 0 [pid 19821] <... futex resumed>) = 1 [pid 19820] close(3 [pid 19819] <... futex resumed>) = 0 [pid 19818] <... futex resumed>) = 0 [pid 19817] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19815] <... futex resumed>) = 0 [pid 19821] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19820] <... close resumed>) = 0 [pid 19819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19817] <... futex resumed>) = 0 [pid 19816] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19815] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19820] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19819] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19818] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19816] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19815] <... futex resumed>) = 0 [pid 19821] perf_event_open(NULL, -1, 0, -1, 0 [pid 19820] <... futex resumed>) = 0 [pid 19819] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19818] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19817] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19816] <... mprotect resumed>) = 0 [pid 19815] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19821] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19819] <... mprotect resumed>) = 0 [pid 19818] <... mprotect resumed>) = 0 [pid 19817] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19816] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19821] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19819] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19817] <... mprotect resumed>) = 0 [pid 19821] <... futex resumed>) = 1 [pid 19818] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19815] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19823 attached [pid 19821] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19820] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19819] <... clone resumed>, parent_tid=[19823], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19823 [pid 19817] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19816] <... clone resumed>, parent_tid=[19822], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19822 [pid 19815] exit_group(0./strace-static-x86_64: Process 19825 attached [pid 19823] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19821] <... futex resumed>) = ? [pid 19820] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19819] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19818] <... clone resumed>, parent_tid=[19824], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19824 [pid 19816] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19815] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19824 attached ./strace-static-x86_64: Process 19822 attached [pid 19825] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19823] <... set_robust_list resumed>) = 0 [pid 19821] +++ exited with 0 +++ [pid 19820] <... mprotect resumed>) = 0 [pid 19819] <... futex resumed>) = 0 [pid 19818] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19817] <... clone resumed>, parent_tid=[19825], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19825 [pid 19816] <... futex resumed>) = 0 [pid 19819] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19820] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19818] <... futex resumed>) = 0 [pid 19817] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19816] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19815] +++ exited with 0 +++ [pid 19823] perf_event_open( [pid 19825] <... set_robust_list resumed>) = 0 [pid 19824] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19822] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 19826 attached [pid 19825] perf_event_open( [pid 19824] <... set_robust_list resumed>) = 0 [pid 19823] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19822] <... set_robust_list resumed>) = 0 [pid 19818] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19817] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19815, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19826] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19825] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19824] perf_event_open( [pid 19823] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19822] perf_event_open( [pid 19820] <... clone resumed>, parent_tid=[19826], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19826 [pid 19817] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19826] <... set_robust_list resumed>) = 0 [pid 19825] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19824] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19823] <... futex resumed>) = 1 [pid 19822] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19820] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19819] <... futex resumed>) = 0 [pid 19817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... restart_syscall resumed>) = 0 [pid 19826] perf_event_open( [pid 19825] <... futex resumed>) = 0 [pid 19824] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19823] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19822] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19820] <... futex resumed>) = 0 [pid 19819] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19817] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19826] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19825] perf_event_open(NULL, -1, 0, -1, 0 [pid 19824] <... futex resumed>) = 1 [pid 19823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19822] <... futex resumed>) = 1 [pid 19820] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19819] <... futex resumed>) = 0 [pid 19818] <... futex resumed>) = 0 [pid 19817] <... futex resumed>) = 0 [pid 19816] <... futex resumed>) = 0 [pid 19826] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19825] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19824] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19823] perf_event_open(NULL, -1, 0, -1, 0 [pid 19822] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19819] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19818] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19817] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19816] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19826] <... futex resumed>) = 0 [pid 19825] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19823] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19820] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19818] <... futex resumed>) = 0 [pid 19817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19816] <... futex resumed>) = 0 [pid 19826] perf_event_open(NULL, -1, 0, -1, 0 [pid 19825] <... futex resumed>) = 0 [pid 19824] perf_event_open(NULL, -1, 0, -1, 0 [pid 19823] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19822] perf_event_open(NULL, -1, 0, -1, 0 [pid 19820] <... futex resumed>) = 0 [pid 19818] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19817] exit_group(0 [pid 19816] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19826] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19824] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19823] <... futex resumed>) = 1 [pid 19822] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19820] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19819] <... futex resumed>) = 0 [pid 19817] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19827 ./strace-static-x86_64: Process 19827 attached [pid 19826] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19825] +++ exited with 0 +++ [pid 19824] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19823] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19822] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19819] exit_group(0 [pid 19827] set_robust_list(0x5555558625e0, 24 [pid 19826] <... futex resumed>) = 0 [pid 19824] <... futex resumed>) = 1 [pid 19823] <... futex resumed>) = ? [pid 19822] <... futex resumed>) = 1 [pid 19820] exit_group(0 [pid 19819] <... exit_group resumed>) = ? [pid 19818] <... futex resumed>) = 0 [pid 19817] +++ exited with 0 +++ [pid 19816] <... futex resumed>) = 0 [pid 19827] <... set_robust_list resumed>) = 0 [pid 19824] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19823] +++ exited with 0 +++ [pid 19822] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19820] <... exit_group resumed>) = ? [pid 19819] +++ exited with 0 +++ [pid 19827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19826] +++ exited with 0 +++ [pid 19820] +++ exited with 0 +++ [pid 19818] exit_group(0 [pid 19816] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19827] <... prctl resumed>) = 0 [pid 19824] <... futex resumed>) = ? [pid 19822] <... futex resumed>) = ? [pid 19818] <... exit_group resumed>) = ? [pid 19816] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19827] setpgid(0, 0 [pid 19824] +++ exited with 0 +++ [pid 19822] +++ exited with 0 +++ [pid 19827] <... setpgid resumed>) = 0 [pid 19818] +++ exited with 0 +++ [pid 19827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19816] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19827] <... openat resumed>) = 3 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19827] write(3, "1000", 4 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19828 attached [pid 19827] <... write resumed>) = 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19829 attached [pid 19828] set_robust_list(0x5555558625e0, 24 [pid 19827] close(3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19829 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19830 attached [pid 19829] set_robust_list(0x5555558625e0, 24 [pid 19828] <... set_robust_list resumed>) = 0 [pid 19827] <... close resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19828 [pid 19830] set_robust_list(0x5555558625e0, 24 [pid 19829] <... set_robust_list resumed>) = 0 [pid 19828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19827] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19830 ./strace-static-x86_64: Process 19831 attached [pid 19830] <... set_robust_list resumed>) = 0 [pid 19829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19828] <... prctl resumed>) = 0 [pid 19827] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19831 [pid 19831] set_robust_list(0x5555558625e0, 24 [pid 19829] <... prctl resumed>) = 0 [pid 19828] setpgid(0, 0 [pid 19827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19831] <... set_robust_list resumed>) = 0 [pid 19829] setpgid(0, 0 [pid 19828] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19832 attached [pid 19831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19829] <... setpgid resumed>) = 0 [pid 19828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19827] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19832 [pid 19831] <... prctl resumed>) = 0 [pid 19830] <... prctl resumed>) = 0 [pid 19829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19828] <... openat resumed>) = 3 [pid 19827] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19831] setpgid(0, 0 [pid 19830] setpgid(0, 0 [pid 19829] <... openat resumed>) = 3 [pid 19828] write(3, "1000", 4 [pid 19831] <... setpgid resumed>) = 0 [pid 19830] <... setpgid resumed>) = 0 [pid 19829] write(3, "1000", 4 [pid 19828] <... write resumed>) = 4 [pid 19827] <... mprotect resumed>) = 0 [pid 19832] set_robust_list(0x5555558625e0, 24 [pid 19831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19829] <... write resumed>) = 4 [pid 19828] close(3 [pid 19827] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19831] <... openat resumed>) = 3 [pid 19829] close(3 [pid 19828] <... close resumed>) = 0 [pid 19831] write(3, "1000", 4 [pid 19829] <... close resumed>) = 0 [pid 19828] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] <... set_robust_list resumed>) = 0 [pid 19831] <... write resumed>) = 4 [pid 19830] <... openat resumed>) = 3 [pid 19829] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19828] <... futex resumed>) = 0 [pid 19827] <... clone resumed>, parent_tid=[19833], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19833 [pid 19832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19831] close(3 [pid 19830] write(3, "1000", 4 [pid 19829] <... futex resumed>) = 0 [pid 19828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19827] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19833 attached [pid 19832] <... prctl resumed>) = 0 [pid 19831] <... close resumed>) = 0 [pid 19830] <... write resumed>) = 4 [pid 19829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19828] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19827] <... futex resumed>) = 0 [pid 19833] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19832] setpgid(0, 0 [pid 19831] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19830] close(3 [pid 19829] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19828] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19827] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19833] <... set_robust_list resumed>) = 0 [pid 19832] <... setpgid resumed>) = 0 [pid 19831] <... futex resumed>) = 0 [pid 19830] <... close resumed>) = 0 [pid 19829] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19828] <... mprotect resumed>) = 0 [pid 19833] perf_event_open( [pid 19832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19830] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19829] <... mprotect resumed>) = 0 [pid 19828] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19833] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19832] <... openat resumed>) = 3 [pid 19831] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19830] <... futex resumed>) = 0 [pid 19829] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19834 attached [pid 19833] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] write(3, "1000", 4 [pid 19831] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 19835 attached [pid 19834] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19833] <... futex resumed>) = 1 [pid 19832] <... write resumed>) = 4 [pid 19831] <... mprotect resumed>) = 0 [pid 19829] <... clone resumed>, parent_tid=[19835], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19835 [pid 19828] <... clone resumed>, parent_tid=[19834], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19834 [pid 19827] <... futex resumed>) = 0 [pid 19830] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19835] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19833] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19832] close(3 [pid 19831] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19830] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19829] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19828] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19827] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19836 attached [pid 19835] <... set_robust_list resumed>) = 0 [pid 19834] <... set_robust_list resumed>) = 0 [pid 19833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19832] <... close resumed>) = 0 [pid 19830] <... mprotect resumed>) = 0 [pid 19829] <... futex resumed>) = 0 [pid 19828] <... futex resumed>) = 0 [pid 19827] <... futex resumed>) = 0 [pid 19835] perf_event_open( [pid 19834] perf_event_open( [pid 19833] perf_event_open(NULL, -1, 0, -1, 0 [pid 19832] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19831] <... clone resumed>, parent_tid=[19836], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19836 [pid 19830] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19829] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19828] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19827] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19836] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19835] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19834] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19833] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19832] <... futex resumed>) = 0 [pid 19831] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19836] <... set_robust_list resumed>) = 0 [pid 19835] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19834] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19833] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19831] <... futex resumed>) = 0 [pid 19830] <... clone resumed>, parent_tid=[19837], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19837 [pid 19836] perf_event_open( [pid 19835] <... futex resumed>) = 1 [pid 19834] <... futex resumed>) = 1 [pid 19833] <... futex resumed>) = 1 [pid 19832] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19831] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19830] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19829] <... futex resumed>) = 0 [pid 19828] <... futex resumed>) = 0 [pid 19827] <... futex resumed>) = 0 [pid 19836] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19835] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19834] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19833] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19832] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19830] <... futex resumed>) = 0 [pid 19829] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19828] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19827] exit_group(0./strace-static-x86_64: Process 19837 attached [pid 19836] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19833] <... futex resumed>) = ? [pid 19832] <... mprotect resumed>) = 0 [pid 19830] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19829] <... futex resumed>) = 0 [pid 19828] <... futex resumed>) = 0 [pid 19827] <... exit_group resumed>) = ? [pid 19837] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19836] <... futex resumed>) = 1 [pid 19835] perf_event_open(NULL, -1, 0, -1, 0 [pid 19834] perf_event_open(NULL, -1, 0, -1, 0 [pid 19833] +++ exited with 0 +++ [pid 19832] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19831] <... futex resumed>) = 0 [pid 19829] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19828] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19827] +++ exited with 0 +++ [pid 19836] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19835] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19834] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19831] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19837] <... set_robust_list resumed>) = 0 [pid 19836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19835] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19834] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] <... clone resumed>, parent_tid=[19838], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19838 [pid 19831] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19838 attached [pid 19837] perf_event_open( [pid 19836] perf_event_open(NULL, -1, 0, -1, 0 [pid 19835] <... futex resumed>) = 1 [pid 19834] <... futex resumed>) = 1 [pid 19832] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19831] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19829] <... futex resumed>) = 0 [pid 19828] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19837] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19836] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19835] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19834] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19832] <... futex resumed>) = 0 [pid 19829] exit_group(0 [pid 19828] exit_group(0 [pid 19837] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19836] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19835] <... futex resumed>) = ? [pid 19834] <... futex resumed>) = ? [pid 19832] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19829] <... exit_group resumed>) = ? [pid 19828] <... exit_group resumed>) = ? [pid 19838] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19837] <... futex resumed>) = 1 [pid 19836] <... futex resumed>) = 1 [pid 19835] +++ exited with 0 +++ [pid 19834] +++ exited with 0 +++ [pid 19831] <... futex resumed>) = 0 [pid 19830] <... futex resumed>) = 0 [pid 19829] +++ exited with 0 +++ [pid 19838] <... set_robust_list resumed>) = 0 [pid 19837] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19836] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19831] exit_group(0 [pid 19830] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19828] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19838] perf_event_open( [pid 19837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19836] <... futex resumed>) = ? [pid 19831] <... exit_group resumed>) = ? [pid 19830] <... futex resumed>) = 0 [pid 19838] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19837] perf_event_open(NULL, -1, 0, -1, 0 [pid 19836] +++ exited with 0 +++ [pid 19831] +++ exited with 0 +++ [pid 19830] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19839 attached [pid 19838] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19837] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19839 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19839] set_robust_list(0x5555558625e0, 24 [pid 19838] <... futex resumed>) = 1 [pid 19837] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19838] perf_event_open(NULL, -1, 0, -1, 0 [pid 19837] <... futex resumed>) = 1 [pid 19832] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19830] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19840 attached [pid 19839] <... set_robust_list resumed>) = 0 [pid 19838] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19837] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19832] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5072] <... restart_syscall resumed>) = 0 [pid 19840] set_robust_list(0x5555558625e0, 24 [pid 19839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19838] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19832] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19830] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19840 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19840] <... set_robust_list resumed>) = 0 [pid 19839] <... prctl resumed>) = 0 [pid 19838] <... futex resumed>) = 0 [pid 19837] <... futex resumed>) = ? [pid 19832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19830] <... exit_group resumed>) = ? [pid 19840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19839] setpgid(0, 0 [pid 19838] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19837] +++ exited with 0 +++ [pid 19832] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19840] <... prctl resumed>) = 0 [pid 19839] <... setpgid resumed>) = 0 [pid 19838] <... futex resumed>) = ? [pid 19832] <... exit_group resumed>) = ? [pid 19830] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19840] setpgid(0, 0 [pid 19839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19838] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19841 [pid 19840] <... setpgid resumed>) = 0 [pid 19839] <... openat resumed>) = 3 [pid 19832] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19842 [pid 19840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19839] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19842 attached [pid 19840] <... openat resumed>) = 3 [pid 19839] <... write resumed>) = 4 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19840] write(3, "1000", 4 [pid 19839] close(3 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19840] <... write resumed>) = 4 [pid 19839] <... close resumed>) = 0 [pid 19840] close(3 [pid 19839] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19840] <... close resumed>) = 0 [pid 19839] <... futex resumed>) = 0 [pid 19840] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19842] set_robust_list(0x5555558625e0, 24 [pid 19840] <... futex resumed>) = 0 [pid 19839] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19842] <... set_robust_list resumed>) = 0 [pid 19840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19839] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19843 attached ./strace-static-x86_64: Process 19841 attached [pid 19842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19840] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19839] <... mprotect resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19842] <... prctl resumed>) = 0 [pid 19841] set_robust_list(0x5555558625e0, 24 [pid 19840] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19839] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19842] setpgid(0, 0 [pid 19841] <... set_robust_list resumed>) = 0 [pid 19840] <... mprotect resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19843 ./strace-static-x86_64: Process 19844 attached [pid 19843] set_robust_list(0x5555558625e0, 24 [pid 19842] <... setpgid resumed>) = 0 [pid 19841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19840] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19839] <... clone resumed>, parent_tid=[19845], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19845 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19844 ./strace-static-x86_64: Process 19846 attached ./strace-static-x86_64: Process 19845 attached [pid 19843] <... set_robust_list resumed>) = 0 [pid 19842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19841] <... prctl resumed>) = 0 [pid 19839] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19844] set_robust_list(0x5555558625e0, 24 [pid 19843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19842] <... openat resumed>) = 3 [pid 19840] <... clone resumed>, parent_tid=[19846], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19846 [pid 19839] <... futex resumed>) = 0 [pid 19844] <... set_robust_list resumed>) = 0 [pid 19843] <... prctl resumed>) = 0 [pid 19842] write(3, "1000", 4 [pid 19841] setpgid(0, 0 [pid 19840] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19839] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19845] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19846] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19843] setpgid(0, 0 [pid 19842] <... write resumed>) = 4 [pid 19841] <... setpgid resumed>) = 0 [pid 19840] <... futex resumed>) = 0 [pid 19842] close(3 [pid 19840] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19842] <... close resumed>) = 0 [pid 19842] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19845] <... set_robust_list resumed>) = 0 [pid 19844] <... prctl resumed>) = 0 [pid 19843] <... setpgid resumed>) = 0 [pid 19842] <... futex resumed>) = 0 [pid 19841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19844] setpgid(0, 0 [pid 19843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19841] <... openat resumed>) = 3 [pid 19844] <... setpgid resumed>) = 0 [pid 19843] <... openat resumed>) = 3 [pid 19842] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19841] write(3, "1000", 4 [pid 19845] perf_event_open( [pid 19844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19845] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19843] write(3, "1000", 4 [pid 19842] <... mprotect resumed>) = 0 [pid 19841] <... write resumed>) = 4 [pid 19846] <... set_robust_list resumed>) = 0 [pid 19845] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19844] <... openat resumed>) = 3 [pid 19843] <... write resumed>) = 4 [pid 19842] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19841] close(3./strace-static-x86_64: Process 19847 attached [pid 19846] perf_event_open( [pid 19845] <... futex resumed>) = 1 [pid 19844] write(3, "1000", 4 [pid 19843] close(3 [pid 19841] <... close resumed>) = 0 [pid 19839] <... futex resumed>) = 0 [pid 19846] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19845] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19844] <... write resumed>) = 4 [pid 19843] <... close resumed>) = 0 [pid 19842] <... clone resumed>, parent_tid=[19847], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19847 [pid 19841] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19839] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19846] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19844] close(3 [pid 19843] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19842] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19841] <... futex resumed>) = 0 [pid 19839] <... futex resumed>) = 0 [pid 19846] <... futex resumed>) = 1 [pid 19845] perf_event_open(NULL, -1, 0, -1, 0 [pid 19844] <... close resumed>) = 0 [pid 19843] <... futex resumed>) = 0 [pid 19842] <... futex resumed>) = 0 [pid 19841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19840] <... futex resumed>) = 0 [pid 19839] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19846] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19845] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19844] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19842] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19841] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19840] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19845] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19844] <... futex resumed>) = 0 [pid 19843] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19841] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19840] <... futex resumed>) = 0 [pid 19847] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19846] perf_event_open(NULL, -1, 0, -1, 0 [pid 19845] <... futex resumed>) = 1 [pid 19844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19843] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19841] <... mprotect resumed>) = 0 [pid 19840] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19839] <... futex resumed>) = 0 [pid 19846] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19845] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19844] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19843] <... mprotect resumed>) = 0 [pid 19839] exit_group(0 [pid 19846] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19845] <... futex resumed>) = ? [pid 19844] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19843] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19841] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19839] <... exit_group resumed>) = ? [pid 19847] <... set_robust_list resumed>) = 0 [pid 19846] <... futex resumed>) = 1 [pid 19845] +++ exited with 0 +++ [pid 19844] <... mprotect resumed>) = 0 [pid 19840] <... futex resumed>) = 0 [pid 19839] +++ exited with 0 +++ ./strace-static-x86_64: Process 19849 attached ./strace-static-x86_64: Process 19848 attached [pid 19847] perf_event_open( [pid 19846] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19844] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19843] <... clone resumed>, parent_tid=[19849], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19849 [pid 19841] <... clone resumed>, parent_tid=[19848], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19848 [pid 19840] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19839, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19849] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19848] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19847] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19846] <... futex resumed>) = ? [pid 19843] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19841] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19840] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19850 attached [pid 19849] <... set_robust_list resumed>) = 0 [pid 19848] <... set_robust_list resumed>) = 0 [pid 19847] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19846] +++ exited with 0 +++ [pid 19844] <... clone resumed>, parent_tid=[19850], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19850 [pid 19843] <... futex resumed>) = 0 [pid 19841] <... futex resumed>) = 0 [pid 19844] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19843] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19841] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19840] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19850] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19849] perf_event_open( [pid 19848] perf_event_open( [pid 19847] <... futex resumed>) = 1 [pid 19844] <... futex resumed>) = 0 [pid 19842] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19851 attached [pid 19850] <... set_robust_list resumed>) = 0 [pid 19849] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19848] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19847] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19844] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19842] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19850] perf_event_open( [pid 19849] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19848] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19842] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19851 [pid 19851] set_robust_list(0x5555558625e0, 24 [pid 19850] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19849] <... futex resumed>) = 1 [pid 19848] <... futex resumed>) = 1 [pid 19847] perf_event_open(NULL, -1, 0, -1, 0 [pid 19843] <... futex resumed>) = 0 [pid 19842] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19841] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19851] <... set_robust_list resumed>) = 0 [pid 19850] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19849] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19848] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19847] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19843] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19841] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19852 attached [pid 19851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19850] <... futex resumed>) = 1 [pid 19849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19847] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19844] <... futex resumed>) = 0 [pid 19843] <... futex resumed>) = 0 [pid 19841] <... futex resumed>) = 0 [pid 19852] set_robust_list(0x5555558625e0, 24 [pid 19851] <... prctl resumed>) = 0 [pid 19850] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19849] perf_event_open(NULL, -1, 0, -1, 0 [pid 19848] perf_event_open(NULL, -1, 0, -1, 0 [pid 19847] <... futex resumed>) = 1 [pid 19844] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19843] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19842] <... futex resumed>) = 0 [pid 19841] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19852 [pid 19852] <... set_robust_list resumed>) = 0 [pid 19851] setpgid(0, 0 [pid 19850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19849] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19848] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19847] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19844] <... futex resumed>) = 0 [pid 19842] exit_group(0 [pid 19852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19851] <... setpgid resumed>) = 0 [pid 19850] perf_event_open(NULL, -1, 0, -1, 0 [pid 19849] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19848] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19847] <... futex resumed>) = ? [pid 19844] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19842] <... exit_group resumed>) = ? [pid 19852] <... prctl resumed>) = 0 [pid 19851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19850] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19849] <... futex resumed>) = 1 [pid 19848] <... futex resumed>) = 1 [pid 19847] +++ exited with 0 +++ [pid 19843] <... futex resumed>) = 0 [pid 19841] <... futex resumed>) = 0 [pid 19852] setpgid(0, 0 [pid 19851] <... openat resumed>) = 3 [pid 19850] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19849] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19848] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19843] exit_group(0 [pid 19842] +++ exited with 0 +++ [pid 19841] exit_group(0 [pid 19852] <... setpgid resumed>) = 0 [pid 19851] write(3, "1000", 4 [pid 19850] <... futex resumed>) = 1 [pid 19849] <... futex resumed>) = ? [pid 19848] <... futex resumed>) = ? [pid 19844] <... futex resumed>) = 0 [pid 19843] <... exit_group resumed>) = ? [pid 19841] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19851] <... write resumed>) = 4 [pid 19850] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19849] +++ exited with 0 +++ [pid 19848] +++ exited with 0 +++ [pid 19844] exit_group(0 [pid 19852] <... openat resumed>) = 3 [pid 19843] +++ exited with 0 +++ [pid 19852] write(3, "1000", 4) = 4 [pid 19851] close(3 [pid 19850] <... futex resumed>) = ? [pid 19844] <... exit_group resumed>) = ? [pid 19841] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19843, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19852] close(3 [pid 19851] <... close resumed>) = 0 [pid 19850] +++ exited with 0 +++ [pid 19844] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19852] <... close resumed>) = 0 [pid 19851] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19852] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19851] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... restart_syscall resumed>) = 0 [pid 19852] <... futex resumed>) = 0 [pid 19851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19855 attached ./strace-static-x86_64: Process 19854 attached ./strace-static-x86_64: Process 19853 attached [pid 19852] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19851] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19853 [pid 19855] set_robust_list(0x5555558625e0, 24 [pid 19854] set_robust_list(0x5555558625e0, 24 [pid 19853] set_robust_list(0x5555558625e0, 24 [pid 19852] <... mprotect resumed>) = 0 [pid 19851] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19854 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19855 [pid 19855] <... set_robust_list resumed>) = 0 [pid 19854] <... set_robust_list resumed>) = 0 [pid 19853] <... set_robust_list resumed>) = 0 [pid 19852] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19851] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 19856 attached [pid 19854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19851] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19854] <... prctl resumed>) = 0 [pid 19853] <... prctl resumed>) = 0 [pid 19852] <... clone resumed>, parent_tid=[19856], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19856 [pid 19852] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19852] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19857 attached [pid 19857] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19854] setpgid(0, 0) = 0 [pid 19853] setpgid(0, 0 [pid 19851] <... clone resumed>, parent_tid=[19857], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19857 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19858 [pid 19855] <... prctl resumed>) = 0 [pid 19856] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19857] <... set_robust_list resumed>) = 0 [pid 19854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19853] <... setpgid resumed>) = 0 [pid 19855] setpgid(0, 0 [pid 19851] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19856] <... set_robust_list resumed>) = 0 [pid 19857] perf_event_open( [pid 19854] <... openat resumed>) = 3 [pid 19853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19851] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19858 attached [pid 19857] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19856] perf_event_open( [pid 19855] <... setpgid resumed>) = 0 [pid 19854] write(3, "1000", 4 [pid 19853] <... openat resumed>) = 3 [pid 19851] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19858] set_robust_list(0x5555558625e0, 24 [pid 19857] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19856] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19854] <... write resumed>) = 4 [pid 19853] write(3, "1000", 4 [pid 19851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19858] <... set_robust_list resumed>) = 0 [pid 19857] <... futex resumed>) = 0 [pid 19856] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19855] <... openat resumed>) = 3 [pid 19854] close(3 [pid 19853] <... write resumed>) = 4 [pid 19851] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19857] perf_event_open(NULL, -1, 0, -1, 0 [pid 19856] <... futex resumed>) = 1 [pid 19855] write(3, "1000", 4 [pid 19854] <... close resumed>) = 0 [pid 19853] close(3 [pid 19852] <... futex resumed>) = 0 [pid 19851] <... futex resumed>) = 0 [pid 19858] <... prctl resumed>) = 0 [pid 19857] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19856] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19855] <... write resumed>) = 4 [pid 19854] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19853] <... close resumed>) = 0 [pid 19852] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19851] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19858] setpgid(0, 0 [pid 19857] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19855] close(3 [pid 19854] <... futex resumed>) = 0 [pid 19853] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19852] <... futex resumed>) = 0 [pid 19851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19858] <... setpgid resumed>) = 0 [pid 19857] <... futex resumed>) = 0 [pid 19856] perf_event_open(NULL, -1, 0, -1, 0 [pid 19855] <... close resumed>) = 0 [pid 19854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19853] <... futex resumed>) = 0 [pid 19852] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19851] exit_group(0 [pid 19858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19856] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19855] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19854] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19851] <... exit_group resumed>) = ? [pid 19858] <... openat resumed>) = 3 [pid 19857] +++ exited with 0 +++ [pid 19856] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19855] <... futex resumed>) = 0 [pid 19854] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19853] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19851] +++ exited with 0 +++ [pid 19858] write(3, "1000", 4 [pid 19856] <... futex resumed>) = 1 [pid 19855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19854] <... mprotect resumed>) = 0 [pid 19853] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19852] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19858] <... write resumed>) = 4 [pid 19856] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19855] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19854] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19853] <... mprotect resumed>) = 0 [pid 19852] exit_group(0./strace-static-x86_64: Process 19859 attached [pid 19858] close(3 [pid 19856] <... futex resumed>) = ? [pid 19855] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19853] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19852] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19860 attached [pid 19859] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19858] <... close resumed>) = 0 [pid 19856] +++ exited with 0 +++ [pid 19855] <... mprotect resumed>) = 0 [pid 19854] <... clone resumed>, parent_tid=[19859], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19859 [pid 19858] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19855] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19854] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19853] <... clone resumed>, parent_tid=[19860], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19860 ./strace-static-x86_64: Process 19861 attached [pid 19860] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19859] <... set_robust_list resumed>) = 0 [pid 19858] <... futex resumed>) = 0 [pid 19854] <... futex resumed>) = 0 [pid 19853] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19852] +++ exited with 0 +++ [pid 19861] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19859] perf_event_open( [pid 19858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19855] <... clone resumed>, parent_tid=[19861], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19861 [pid 19854] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19853] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19860] <... set_robust_list resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19862 attached [pid 19861] <... set_robust_list resumed>) = 0 [pid 19860] perf_event_open( [pid 19859] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19858] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19855] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19853] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19858] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19855] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19862 [pid 19858] <... mprotect resumed>) = 0 [pid 19855] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19860] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19859] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19858] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] <... restart_syscall resumed>) = 0 [pid 19861] perf_event_open( [pid 19860] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19859] <... futex resumed>) = 1 [pid 19854] <... futex resumed>) = 0 [pid 19861] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19860] <... futex resumed>) = 1 [pid 19859] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19858] <... clone resumed>, parent_tid=[19863], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19863 [pid 19854] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19853] <... futex resumed>) = 0 [pid 19861] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19860] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19858] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19854] <... futex resumed>) = 0 [pid 19853] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19861] <... futex resumed>) = 1 [pid 19860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19859] perf_event_open(NULL, -1, 0, -1, 0 [pid 19858] <... futex resumed>) = 0 [pid 19855] <... futex resumed>) = 0 [pid 19854] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19853] <... futex resumed>) = 0 [pid 19858] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19855] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19853] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19859] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19861] perf_event_open(NULL, -1, 0, -1, 0 [pid 19860] perf_event_open(NULL, -1, 0, -1, 0 [pid 19859] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19855] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19864 [pid 19861] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19860] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19859] <... futex resumed>) = 1 [pid 19855] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19854] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19863 attached [pid 19861] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19860] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19859] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19854] exit_group(0./strace-static-x86_64: Process 19864 attached [pid 19863] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19862] set_robust_list(0x5555558625e0, 24 [pid 19861] <... futex resumed>) = 0 [pid 19860] <... futex resumed>) = 1 [pid 19859] <... futex resumed>) = ? [pid 19855] exit_group(0 [pid 19854] <... exit_group resumed>) = ? [pid 19853] <... futex resumed>) = 0 [pid 19864] set_robust_list(0x5555558625e0, 24 [pid 19863] <... set_robust_list resumed>) = 0 [pid 19862] <... set_robust_list resumed>) = 0 [pid 19860] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19859] +++ exited with 0 +++ [pid 19855] <... exit_group resumed>) = ? [pid 19854] +++ exited with 0 +++ [pid 19853] exit_group(0 [pid 19864] <... set_robust_list resumed>) = 0 [pid 19863] perf_event_open( [pid 19862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19861] +++ exited with 0 +++ [pid 19860] <... futex resumed>) = ? [pid 19855] +++ exited with 0 +++ [pid 19853] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19863] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19862] <... prctl resumed>) = 0 [pid 19860] +++ exited with 0 +++ [pid 19853] +++ exited with 0 +++ [pid 19863] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19858] <... futex resumed>) = 0 [pid 19864] <... prctl resumed>) = 0 [pid 19863] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19862] setpgid(0, 0 [pid 19858] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19864] setpgid(0, 0 [pid 19863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19862] <... setpgid resumed>) = 0 [pid 19858] <... futex resumed>) = 0 [pid 19863] perf_event_open(NULL, -1, 0, -1, 0 [pid 19858] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19863] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19853, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19863] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19865 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... restart_syscall resumed>) = 0 [pid 19862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19864] <... setpgid resumed>) = 0 [pid 19863] <... futex resumed>) = 1 [pid 19858] <... futex resumed>) = 0 [pid 19863] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19858] exit_group(0 [pid 19863] <... futex resumed>) = ? [pid 19858] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19866 attached ./strace-static-x86_64: Process 19865 attached [pid 19864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19863] +++ exited with 0 +++ [pid 19862] <... openat resumed>) = 3 [pid 19858] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19866 [pid 19866] set_robust_list(0x5555558625e0, 24 [pid 19865] set_robust_list(0x5555558625e0, 24 [pid 19864] <... openat resumed>) = 3 [pid 19862] write(3, "1000", 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19865] <... set_robust_list resumed>) = 0 [pid 19864] write(3, "1000", 4 [pid 19862] <... write resumed>) = 4 [pid 19865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19865] setpgid(0, 0) = 0 [pid 19865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19864] <... write resumed>) = 4 [pid 19862] close(3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19867 ./strace-static-x86_64: Process 19867 attached [pid 19866] <... set_robust_list resumed>) = 0 [pid 19865] <... openat resumed>) = 3 [pid 19864] close(3 [pid 19862] <... close resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19865] write(3, "1000", 4 [pid 19864] <... close resumed>) = 0 [pid 19862] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19865] <... write resumed>) = 4 [pid 19864] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19862] <... futex resumed>) = 0 [pid 19867] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 19868 attached ) = 0 [pid 19866] <... prctl resumed>) = 0 [pid 19865] close(3 [pid 19864] <... futex resumed>) = 0 [pid 19862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19868 [pid 19868] set_robust_list(0x5555558625e0, 24 [pid 19867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19866] setpgid(0, 0 [pid 19865] <... close resumed>) = 0 [pid 19864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19862] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19868] <... set_robust_list resumed>) = 0 [pid 19867] <... prctl resumed>) = 0 [pid 19866] <... setpgid resumed>) = 0 [pid 19865] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19864] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19862] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19865] <... futex resumed>) = 0 [pid 19864] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19862] <... mprotect resumed>) = 0 [pid 19867] setpgid(0, 0 [pid 19868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19867] <... setpgid resumed>) = 0 [pid 19866] <... openat resumed>) = 3 [pid 19865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19864] <... mprotect resumed>) = 0 [pid 19862] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19868] <... prctl resumed>) = 0 [pid 19864] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19868] setpgid(0, 0 [pid 19867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19866] write(3, "1000", 4 [pid 19865] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19862] <... clone resumed>, parent_tid=[19869], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19869 [pid 19868] <... setpgid resumed>) = 0 [pid 19867] <... openat resumed>) = 3 [pid 19866] <... write resumed>) = 4 [pid 19865] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19864] <... clone resumed>, parent_tid=[19870], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19870 [pid 19862] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19869 attached [pid 19868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19867] write(3, "1000", 4 [pid 19866] close(3 [pid 19865] <... mprotect resumed>) = 0 [pid 19864] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19862] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19870 attached [pid 19869] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19868] <... openat resumed>) = 3 [pid 19867] <... write resumed>) = 4 [pid 19866] <... close resumed>) = 0 [pid 19865] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19864] <... futex resumed>) = 0 [pid 19862] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19870] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19869] <... set_robust_list resumed>) = 0 [pid 19868] write(3, "1000", 4 [pid 19866] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19864] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19870] <... set_robust_list resumed>) = 0 [pid 19869] perf_event_open( [pid 19867] close(3 [pid 19866] <... futex resumed>) = 0 [pid 19865] <... clone resumed>, parent_tid=[19871], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19871 [pid 19868] <... write resumed>) = 4 ./strace-static-x86_64: Process 19871 attached [pid 19870] perf_event_open( [pid 19869] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19867] <... close resumed>) = 0 [pid 19866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19865] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19870] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19869] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19868] close(3 [pid 19867] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19866] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19865] <... futex resumed>) = 0 [pid 19870] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19869] <... futex resumed>) = 1 [pid 19868] <... close resumed>) = 0 [pid 19867] <... futex resumed>) = 0 [pid 19866] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19865] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19862] <... futex resumed>) = 0 [pid 19870] <... futex resumed>) = 1 [pid 19869] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19868] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19866] <... mprotect resumed>) = 0 [pid 19864] <... futex resumed>) = 0 [pid 19862] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19870] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19867] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19864] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19862] <... futex resumed>) = 0 [pid 19871] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19869] perf_event_open(NULL, -1, 0, -1, 0 [pid 19868] <... futex resumed>) = 0 [pid 19867] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19866] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19864] <... futex resumed>) = 0 [pid 19862] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19871] <... set_robust_list resumed>) = 0 [pid 19870] perf_event_open(NULL, -1, 0, -1, 0 [pid 19869] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19867] <... mprotect resumed>) = 0 [pid 19864] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19872 attached [pid 19871] perf_event_open( [pid 19870] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19869] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19868] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19867] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19866] <... clone resumed>, parent_tid=[19872], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19872 [pid 19872] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19871] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19870] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19869] <... futex resumed>) = 1 [pid 19868] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19866] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19862] <... futex resumed>) = 0 [pid 19871] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19870] <... futex resumed>) = 1 [pid 19869] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19868] <... mprotect resumed>) = 0 [pid 19867] <... clone resumed>, parent_tid=[19873], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19873 [pid 19866] <... futex resumed>) = 0 [pid 19864] <... futex resumed>) = 0 [pid 19862] exit_group(0 [pid 19872] <... set_robust_list resumed>) = 0 [pid 19871] <... futex resumed>) = 1 [pid 19870] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19869] <... futex resumed>) = ? [pid 19868] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19867] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19866] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19865] <... futex resumed>) = 0 [pid 19864] exit_group(0 [pid 19862] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19874 attached ./strace-static-x86_64: Process 19873 attached [pid 19872] perf_event_open( [pid 19871] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19870] <... futex resumed>) = ? [pid 19869] +++ exited with 0 +++ [pid 19867] <... futex resumed>) = 0 [pid 19865] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19864] <... exit_group resumed>) = ? [pid 19871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19868] <... clone resumed>, parent_tid=[19874], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19874 [pid 19867] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19865] <... futex resumed>) = 0 [pid 19871] perf_event_open(NULL, -1, 0, -1, 0 [pid 19868] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19865] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19862] +++ exited with 0 +++ [pid 19870] +++ exited with 0 +++ [pid 19871] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19868] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19871] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19868] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19874] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19871] <... futex resumed>) = 1 [pid 19865] <... futex resumed>) = 0 [pid 19864] +++ exited with 0 +++ [pid 19872] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19874] <... set_robust_list resumed>) = 0 [pid 19871] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19865] exit_group(0 [pid 19872] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19874] perf_event_open( [pid 19871] <... futex resumed>) = ? [pid 19866] <... futex resumed>) = 0 [pid 19872] <... futex resumed>) = 1 [pid 19865] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19874] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19873] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19872] perf_event_open(NULL, -1, 0, -1, 0 [pid 19871] +++ exited with 0 +++ [pid 19866] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19872] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19866] <... futex resumed>) = 0 [pid 19865] +++ exited with 0 +++ [pid 19874] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19872] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19866] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19874] <... futex resumed>) = 1 [pid 19872] <... futex resumed>) = 0 [pid 19868] <... futex resumed>) = 0 [pid 19866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19872] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19866] exit_group(0 [pid 19872] <... futex resumed>) = ? [pid 19866] <... exit_group resumed>) = ? [pid 19868] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19874] perf_event_open(NULL, -1, 0, -1, 0./strace-static-x86_64: Process 19875 attached ) = -1 EFAULT (Bad address) [pid 19873] <... set_robust_list resumed>) = 0 [pid 19872] +++ exited with 0 +++ [pid 19868] <... futex resumed>) = 0 [pid 19866] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19875 [pid 19874] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19868] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19876 [pid 19874] <... futex resumed>) = 0 [pid 19868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19874] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19868] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19877 attached ./strace-static-x86_64: Process 19876 attached [pid 19875] set_robust_list(0x5555558625e0, 24 [pid 19874] <... futex resumed>) = ? [pid 19873] perf_event_open( [pid 19868] <... exit_group resumed>) = ? [pid 5073] <... restart_syscall resumed>) = 0 [pid 19877] set_robust_list(0x5555558625e0, 24 [pid 19875] <... set_robust_list resumed>) = 0 [pid 19874] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19877 [pid 19877] <... set_robust_list resumed>) = 0 [pid 19877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19877] setpgid(0, 0 [pid 19875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19873] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19868] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19877] <... setpgid resumed>) = 0 [pid 19875] <... prctl resumed>) = 0 [pid 19873] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19875] setpgid(0, 0 [pid 19873] <... futex resumed>) = 1 [pid 19867] <... futex resumed>) = 0 [pid 19877] <... openat resumed>) = 3 [pid 19877] write(3, "1000", 4 [pid 19875] <... setpgid resumed>) = 0 [pid 19873] perf_event_open(NULL, -1, 0, -1, 0 [pid 19867] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19877] <... write resumed>) = 4 [pid 19873] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19867] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19878 [pid 19877] close(3 [pid 19875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19867] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19873] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19878 attached [pid 19877] <... close resumed>) = 0 [pid 19867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19873] <... futex resumed>) = 0 [pid 19878] set_robust_list(0x5555558625e0, 24 [pid 19877] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] set_robust_list(0x5555558625e0, 24 [pid 19875] <... openat resumed>) = 3 [pid 19873] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19867] exit_group(0 [pid 19878] <... set_robust_list resumed>) = 0 [pid 19877] <... futex resumed>) = 0 [pid 19876] <... set_robust_list resumed>) = 0 [pid 19875] write(3, "1000", 4 [pid 19873] <... futex resumed>) = ? [pid 19867] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19875] <... write resumed>) = 4 [pid 19878] <... prctl resumed>) = 0 [pid 19877] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19878] setpgid(0, 0 [pid 19877] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19878] <... setpgid resumed>) = 0 [pid 19877] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19879 [pid 19878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19877] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19875] close(3./strace-static-x86_64: Process 19880 attached [pid 19878] <... openat resumed>) = 3 [pid 19876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19875] <... close resumed>) = 0 [pid 19873] +++ exited with 0 +++ [pid 19867] +++ exited with 0 +++ [pid 19878] write(3, "1000", 4 [pid 19877] <... clone resumed>, parent_tid=[19880], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19880 [pid 19876] <... prctl resumed>) = 0 [pid 19875] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19880] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19878] <... write resumed>) = 4 [pid 19877] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] setpgid(0, 0 [pid 19875] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19878] close(3 [pid 19877] <... futex resumed>) = 0 [pid 19876] <... setpgid resumed>) = 0 [pid 19875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19879 attached [pid 19880] <... set_robust_list resumed>) = 0 [pid 19878] <... close resumed>) = 0 [pid 19877] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19875] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 19881 attached [pid 19880] perf_event_open( [pid 19878] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19875] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19881] set_robust_list(0x5555558625e0, 24 [pid 19880] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19878] <... futex resumed>) = 0 [pid 19876] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19881 [pid 19875] <... mprotect resumed>) = 0 [pid 19881] <... set_robust_list resumed>) = 0 [pid 19878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19876] write(3, "1000", 4 [pid 19881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19880] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19879] set_robust_list(0x5555558625e0, 24 [pid 19878] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19876] <... write resumed>) = 4 [pid 19875] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19881] <... prctl resumed>) = 0 [pid 19880] <... futex resumed>) = 1 [pid 19879] <... set_robust_list resumed>) = 0 [pid 19878] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19877] <... futex resumed>) = 0 [pid 19876] close(3 [pid 19881] setpgid(0, 0 [pid 19880] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19878] <... mprotect resumed>) = 0 [pid 19877] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] <... close resumed>) = 0 [pid 19875] <... clone resumed>, parent_tid=[19882], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19882 ./strace-static-x86_64: Process 19882 attached [pid 19881] <... setpgid resumed>) = 0 [pid 19880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19879] <... prctl resumed>) = 0 [pid 19878] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19877] <... futex resumed>) = 0 [pid 19876] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19875] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19883 attached [pid 19882] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19880] perf_event_open(NULL, -1, 0, -1, 0 [pid 19879] setpgid(0, 0 [pid 19877] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19876] <... futex resumed>) = 0 [pid 19875] <... futex resumed>) = 0 [pid 19882] <... set_robust_list resumed>) = 0 [pid 19881] <... openat resumed>) = 3 [pid 19880] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19879] <... setpgid resumed>) = 0 [pid 19878] <... clone resumed>, parent_tid=[19883], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19883 [pid 19876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19875] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19883] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19882] perf_event_open( [pid 19881] write(3, "1000", 4 [pid 19880] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19878] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19882] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19881] <... write resumed>) = 4 [pid 19880] <... futex resumed>) = 1 [pid 19879] <... openat resumed>) = 3 [pid 19878] <... futex resumed>) = 0 [pid 19877] <... futex resumed>) = 0 [pid 19876] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19882] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19881] close(3 [pid 19880] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19879] write(3, "1000", 4 [pid 19878] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19877] exit_group(0 [pid 19876] <... mprotect resumed>) = 0 [pid 19882] <... futex resumed>) = 1 [pid 19881] <... close resumed>) = 0 [pid 19880] <... futex resumed>) = ? [pid 19879] <... write resumed>) = 4 [pid 19877] <... exit_group resumed>) = ? [pid 19875] <... futex resumed>) = 0 [pid 19883] <... set_robust_list resumed>) = 0 [pid 19882] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19881] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19880] +++ exited with 0 +++ [pid 19879] close(3 [pid 19877] +++ exited with 0 +++ [pid 19876] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19875] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19881] <... futex resumed>) = 0 [pid 19879] <... close resumed>) = 0 [pid 19875] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19883] perf_event_open( [pid 19882] perf_event_open(NULL, -1, 0, -1, 0 [pid 19881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19879] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] <... clone resumed>, parent_tid=[19884], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19884 [pid 19875] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19883] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19884 attached [pid 19883] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19882] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19881] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19879] <... futex resumed>) = 0 [pid 19876] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19884] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19883] <... futex resumed>) = 1 [pid 19882] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19881] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19878] <... futex resumed>) = 0 [pid 19876] <... futex resumed>) = 0 [pid 19884] <... set_robust_list resumed>) = 0 [pid 19883] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19882] <... futex resumed>) = 1 [pid 19881] <... mprotect resumed>) = 0 [pid 19879] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19878] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19875] <... futex resumed>) = 0 [pid 19884] perf_event_open( [pid 19883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19882] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19881] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19879] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19878] <... futex resumed>) = 0 [pid 19875] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19885 attached ./strace-static-x86_64: Process 19886 attached [pid 19884] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19883] perf_event_open(NULL, -1, 0, -1, 0 [pid 19882] <... futex resumed>) = ? [pid 19879] <... mprotect resumed>) = 0 [pid 19878] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19875] <... exit_group resumed>) = ? [pid 19886] set_robust_list(0x5555558625e0, 24 [pid 19885] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19884] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19883] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19882] +++ exited with 0 +++ [pid 19881] <... clone resumed>, parent_tid=[19885], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19885 [pid 19879] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19886 [pid 19885] <... set_robust_list resumed>) = 0 [pid 19884] <... futex resumed>) = 1 [pid 19883] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19881] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19876] <... futex resumed>) = 0 [pid 19875] +++ exited with 0 +++ ./strace-static-x86_64: Process 19887 attached [pid 19885] perf_event_open( [pid 19884] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19883] <... futex resumed>) = 1 [pid 19881] <... futex resumed>) = 0 [pid 19879] <... clone resumed>, parent_tid=[19887], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19887 [pid 19886] <... set_robust_list resumed>) = 0 [pid 19878] <... futex resumed>) = 0 [pid 19876] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19885] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19883] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19881] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19879] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19878] exit_group(0 [pid 19876] <... futex resumed>) = 0 [pid 19886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19886] <... prctl resumed>) = 0 [pid 19885] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19884] perf_event_open(NULL, -1, 0, -1, 0 [pid 19883] <... futex resumed>) = ? [pid 19881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19879] <... futex resumed>) = 0 [pid 19878] <... exit_group resumed>) = ? [pid 19876] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19886] setpgid(0, 0 [pid 19885] <... futex resumed>) = 0 [pid 19884] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19883] +++ exited with 0 +++ [pid 19881] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19879] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 19885] perf_event_open(NULL, -1, 0, -1, 0) = -1 EFAULT (Bad address) [pid 19878] +++ exited with 0 +++ [pid 19881] <... futex resumed>) = 0 [pid 19884] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19886] <... setpgid resumed>) = 0 [pid 19885] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19884] <... futex resumed>) = 1 [pid 19881] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19876] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19888 attached [pid 19887] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19885] <... futex resumed>) = 0 [pid 19884] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19876] exit_group(0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 19887] <... set_robust_list resumed>) = 0 [pid 19886] <... openat resumed>) = 3 [pid 19885] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19884] <... futex resumed>) = ? [pid 19881] exit_group(0 [pid 19876] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19888 [pid 5073] <... restart_syscall resumed>) = 0 [pid 19888] set_robust_list(0x5555558625e0, 24 [pid 19887] perf_event_open( [pid 19886] write(3, "1000", 4 [pid 19885] <... futex resumed>) = ? [pid 19884] +++ exited with 0 +++ [pid 19881] <... exit_group resumed>) = ? [pid 19887] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19886] <... write resumed>) = 4 [pid 19887] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19886] close(3 [pid 19876] +++ exited with 0 +++ [pid 19887] <... futex resumed>) = 1 [pid 19886] <... close resumed>) = 0 [pid 19879] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19887] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19886] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19885] +++ exited with 0 +++ [pid 19881] +++ exited with 0 +++ [pid 19879] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19888] <... set_robust_list resumed>) = 0 [pid 19887] <... futex resumed>) = 0 [pid 19886] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19879] <... futex resumed>) = 1 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19887] perf_event_open(NULL, -1, 0, -1, 0 [pid 19886] <... mprotect resumed>) = 0 [pid 19879] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19887] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19886] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19890 attached ./strace-static-x86_64: Process 19889 attached [pid 19888] <... prctl resumed>) = 0 [pid 19887] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19889 [pid 19890] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19889] set_robust_list(0x5555558625e0, 24 [pid 19888] setpgid(0, 0 [pid 19887] <... futex resumed>) = 1 [pid 19886] <... clone resumed>, parent_tid=[19890], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19890 [pid 19879] <... futex resumed>) = 0 [pid 19890] <... set_robust_list resumed>) = 0 [pid 19889] <... set_robust_list resumed>) = 0 [pid 19888] <... setpgid resumed>) = 0 [pid 19887] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19886] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19879] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19891 attached ./strace-static-x86_64: Process 19892 attached [pid 19890] perf_event_open( [pid 19889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19887] <... futex resumed>) = ? [pid 19886] <... futex resumed>) = 0 [pid 19879] <... exit_group resumed>) = ? [pid 19890] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19889] <... prctl resumed>) = 0 [pid 19888] <... openat resumed>) = 3 [pid 19887] +++ exited with 0 +++ [pid 19886] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19891 [pid 19891] set_robust_list(0x5555558625e0, 24 [pid 19890] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19889] setpgid(0, 0 [pid 19888] write(3, "1000", 4 [pid 19886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19879] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19892 [pid 19891] <... set_robust_list resumed>) = 0 [pid 19892] set_robust_list(0x5555558625e0, 24 [pid 19890] <... futex resumed>) = 0 [pid 19889] <... setpgid resumed>) = 0 [pid 19888] <... write resumed>) = 4 [pid 19886] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19892] <... set_robust_list resumed>) = 0 [pid 19890] perf_event_open(NULL, -1, 0, -1, 0 [pid 19889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19888] close(3 [pid 19886] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19891] <... prctl resumed>) = 0 [pid 19890] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19889] <... openat resumed>) = 3 [pid 19888] <... close resumed>) = 0 [pid 19886] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19891] setpgid(0, 0 [pid 19892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19890] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19889] write(3, "1000", 4 [pid 19888] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] <... restart_syscall resumed>) = 0 [pid 19891] <... setpgid resumed>) = 0 [pid 19890] <... futex resumed>) = 0 [pid 19889] <... write resumed>) = 4 [pid 19888] <... futex resumed>) = 0 [pid 19886] exit_group(0 [pid 19889] close(3 [pid 19888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19889] <... close resumed>) = 0 [pid 19886] <... exit_group resumed>) = ? [pid 19892] <... prctl resumed>) = 0 [pid 19888] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19892] setpgid(0, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19888] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19889] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19892] <... setpgid resumed>) = 0 [pid 19892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19888] <... mprotect resumed>) = 0 [pid 19892] write(3, "1000", 4 [pid 19889] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19893 [pid 19892] <... write resumed>) = 4 [pid 19889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19888] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19892] close(3 [pid 19889] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19889] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19892] <... close resumed>) = 0 ./strace-static-x86_64: Process 19893 attached [pid 19892] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19889] <... mprotect resumed>) = 0 [pid 19888] <... clone resumed>, parent_tid=[19894], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19894 [pid 19891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19893] set_robust_list(0x5555558625e0, 24 [pid 19892] <... futex resumed>) = 0 [pid 19889] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19893] <... set_robust_list resumed>) = 0 [pid 19892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19888] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19894 attached [pid 19893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19891] <... openat resumed>) = 3 [pid 19892] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19889] <... clone resumed>, parent_tid=[19895], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19895 [pid 19888] <... futex resumed>) = 0 [pid 19894] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19893] <... prctl resumed>) = 0 [pid 19891] write(3, "1000", 4 [pid 19892] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19889] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19888] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19894] <... set_robust_list resumed>) = 0 [pid 19893] setpgid(0, 0 [pid 19891] <... write resumed>) = 4 [pid 19892] <... mprotect resumed>) = 0 [pid 19890] +++ exited with 0 +++ [pid 19889] <... futex resumed>) = 0 [pid 19886] +++ exited with 0 +++ ./strace-static-x86_64: Process 19895 attached [pid 19894] perf_event_open( [pid 19893] <... setpgid resumed>) = 0 [pid 19891] close(3 [pid 19892] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19889] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19896 attached [pid 19895] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19894] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19891] <... close resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19896] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19895] <... set_robust_list resumed>) = 0 [pid 19894] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19893] <... openat resumed>) = 3 [pid 19891] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19892] <... clone resumed>, parent_tid=[19896], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19896 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19896] <... set_robust_list resumed>) = 0 [pid 19895] perf_event_open( [pid 19894] <... futex resumed>) = 1 [pid 19893] write(3, "1000", 4 [pid 19891] <... futex resumed>) = 0 [pid 19892] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19888] <... futex resumed>) = 0 [pid 19896] perf_event_open( [pid 19895] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19894] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19893] <... write resumed>) = 4 [pid 19891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19892] <... futex resumed>) = 0 [pid 19888] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19895] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19893] close(3 [pid 19891] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19892] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19888] <... futex resumed>) = 0 [pid 19895] <... futex resumed>) = 1 [pid 19894] perf_event_open(NULL, -1, 0, -1, 0 [pid 19893] <... close resumed>) = 0 [pid 19896] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19891] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19889] <... futex resumed>) = 0 [pid 19888] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19895] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19894] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19893] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19891] <... mprotect resumed>) = 0 [pid 19889] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19894] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19893] <... futex resumed>) = 0 [pid 19895] perf_event_open(NULL, -1, 0, -1, 0 [pid 19894] <... futex resumed>) = 1 [pid 19893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19895] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19894] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19893] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19889] <... futex resumed>) = 0 [pid 19891] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19888] <... futex resumed>) = 0 [pid 19896] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19895] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19893] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19889] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19896] <... futex resumed>) = 1 [pid 19895] <... futex resumed>) = 0 [pid 19893] <... mprotect resumed>) = 0 [pid 19891] <... clone resumed>, parent_tid=[19898], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19898 [pid 19892] <... futex resumed>) = 0 [pid 19889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19888] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19897 ./strace-static-x86_64: Process 19898 attached ./strace-static-x86_64: Process 19897 attached [pid 19896] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19895] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19894] <... futex resumed>) = ? [pid 19893] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19891] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19892] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19889] exit_group(0 [pid 19888] <... exit_group resumed>) = ? [pid 19898] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19897] set_robust_list(0x5555558625e0, 24 [pid 19896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19895] <... futex resumed>) = ? [pid 19894] +++ exited with 0 +++ [pid 19891] <... futex resumed>) = 0 [pid 19892] <... futex resumed>) = 0 [pid 19889] <... exit_group resumed>) = ? [pid 19897] <... set_robust_list resumed>) = 0 [pid 19895] +++ exited with 0 +++ [pid 19893] <... clone resumed>, parent_tid=[19899], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19899 [pid 19892] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19893] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19888] +++ exited with 0 +++ [pid 19897] <... prctl resumed>) = 0 [pid 19893] <... futex resumed>) = 0 [pid 19891] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19897] setpgid(0, 0 [pid 19893] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19897] <... setpgid resumed>) = 0 [pid 19897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19889] +++ exited with 0 +++ ./strace-static-x86_64: Process 19899 attached [pid 19898] <... set_robust_list resumed>) = 0 [pid 19897] <... openat resumed>) = 3 [pid 19896] perf_event_open(NULL, -1, 0, -1, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19897] write(3, "1000", 4 [pid 19898] perf_event_open( [pid 19897] <... write resumed>) = 4 [pid 19896] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19898] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19897] close(3 [pid 19896] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19898] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19897] <... close resumed>) = 0 [pid 19896] <... futex resumed>) = 1 [pid 19892] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19898] <... futex resumed>) = 1 [pid 19897] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19896] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19891] <... futex resumed>) = 0 [pid 19892] exit_group(0 [pid 19898] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19897] <... futex resumed>) = 0 [pid 19896] <... futex resumed>) = ? [pid 19891] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19892] <... exit_group resumed>) = ? [pid 19899] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19896] +++ exited with 0 +++ [pid 19891] <... futex resumed>) = 0 [pid 19892] +++ exited with 0 +++ [pid 19899] <... set_robust_list resumed>) = 0 [pid 19898] perf_event_open(NULL, -1, 0, -1, 0 [pid 19897] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19891] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19898] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19897] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19899] perf_event_open( [pid 19898] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19897] <... mprotect resumed>) = 0 [pid 19897] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[19900], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19900 [pid 19891] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19897] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19891] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19901 [pid 19897] <... futex resumed>) = 0 [pid 19897] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19891] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19902 ./strace-static-x86_64: Process 19901 attached [pid 19901] set_robust_list(0x5555558625e0, 24) = 0 [pid 19901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19898] <... futex resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19903 [pid 19901] <... prctl resumed>) = 0 [pid 19901] setpgid(0, 0) = 0 [pid 19901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19898] +++ exited with 0 +++ [pid 19891] +++ exited with 0 +++ [pid 19899] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19901] write(3, "1000", 4 [pid 19899] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19900 attached [pid 19901] <... write resumed>) = 4 [pid 19899] <... futex resumed>) = 1 [pid 19893] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19902 attached ./strace-static-x86_64: Process 19903 attached [pid 19901] close(3 [pid 19900] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19899] perf_event_open(NULL, -1, 0, -1, 0 [pid 19893] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... restart_syscall resumed>) = 0 [pid 19901] <... close resumed>) = 0 [pid 19900] <... set_robust_list resumed>) = 0 [pid 19899] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19893] <... futex resumed>) = 0 [pid 19903] set_robust_list(0x5555558625e0, 24 [pid 19902] set_robust_list(0x5555558625e0, 24 [pid 19901] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19900] perf_event_open( [pid 19899] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19893] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19903] <... set_robust_list resumed>) = 0 [pid 19902] <... set_robust_list resumed>) = 0 [pid 19901] <... futex resumed>) = 0 [pid 19900] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19899] <... futex resumed>) = 0 [pid 19893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19904 attached [pid 19903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19900] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19899] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19893] exit_group(0 [pid 19903] <... prctl resumed>) = 0 [pid 19902] <... prctl resumed>) = 0 [pid 19901] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19900] <... futex resumed>) = 1 [pid 19899] <... futex resumed>) = ? [pid 19897] <... futex resumed>) = 0 [pid 19893] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19904 [pid 19904] set_robust_list(0x5555558625e0, 24 [pid 19903] setpgid(0, 0 [pid 19902] setpgid(0, 0 [pid 19901] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19900] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19899] +++ exited with 0 +++ [pid 19897] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19893] +++ exited with 0 +++ [pid 19904] <... set_robust_list resumed>) = 0 [pid 19903] <... setpgid resumed>) = 0 [pid 19902] <... setpgid resumed>) = 0 [pid 19901] <... mprotect resumed>) = 0 [pid 19900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19897] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19901] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19900] perf_event_open(NULL, -1, 0, -1, 0 [pid 19897] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19905 attached [pid 19904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19903] <... openat resumed>) = 3 [pid 19902] <... openat resumed>) = 3 [pid 19900] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19901] <... clone resumed>, parent_tid=[19905], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19905 [pid 19900] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19904] <... prctl resumed>) = 0 [pid 19903] write(3, "1000", 4 [pid 19902] write(3, "1000", 4 [pid 19901] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19900] <... futex resumed>) = 1 [pid 19897] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19904] setpgid(0, 0 [pid 19903] <... write resumed>) = 4 [pid 19902] <... write resumed>) = 4 [pid 19901] <... futex resumed>) = 0 [pid 19900] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19897] exit_group(0 [pid 19904] <... setpgid resumed>) = 0 [pid 19903] close(3 [pid 19902] close(3 [pid 19901] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19900] <... futex resumed>) = ? [pid 19897] <... exit_group resumed>) = ? [pid 19905] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19903] <... close resumed>) = 0 [pid 19902] <... close resumed>) = 0 [pid 19900] +++ exited with 0 +++ [pid 19905] <... set_robust_list resumed>) = 0 [pid 19897] +++ exited with 0 +++ [pid 19904] <... openat resumed>) = 3 [pid 19903] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19902] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19904] write(3, "1000", 4 [pid 19903] <... futex resumed>) = 0 [pid 19902] <... futex resumed>) = 0 [pid 19905] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19905] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19905] <... futex resumed>) = 1 [pid 19901] <... futex resumed>) = 0 [pid 19903] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19905] perf_event_open(NULL, -1, 0, -1, 0 [pid 19903] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19902] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19904] <... write resumed>) = 4 [pid 19901] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19906 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19905] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19903] <... mprotect resumed>) = 0 [pid 19902] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19906 attached [pid 19905] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19901] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19906] set_robust_list(0x5555558625e0, 24 [pid 19905] <... futex resumed>) = 0 [pid 19901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19906] <... set_robust_list resumed>) = 0 [pid 19905] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19904] close(3 [pid 19903] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19902] <... mprotect resumed>) = 0 [pid 19901] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19907 ./strace-static-x86_64: Process 19907 attached [pid 19906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19905] <... futex resumed>) = ? [pid 19904] <... close resumed>) = 0 [pid 19901] <... exit_group resumed>) = ? [pid 19907] set_robust_list(0x5555558625e0, 24 [pid 19906] <... prctl resumed>) = 0 [pid 19905] +++ exited with 0 +++ [pid 19904] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19903] <... clone resumed>, parent_tid=[19908], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19908 [pid 19902] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19901] +++ exited with 0 +++ [pid 19906] setpgid(0, 0 [pid 19904] <... futex resumed>) = 0 [pid 19903] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19906] <... setpgid resumed>) = 0 [pid 19904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19903] <... futex resumed>) = 0 [pid 19902] <... clone resumed>, parent_tid=[19909], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19909 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19904] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19903] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19908 attached [pid 19906] <... openat resumed>) = 3 [pid 19904] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19902] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19909 attached [pid 19908] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19907] <... set_robust_list resumed>) = 0 [pid 19906] write(3, "1000", 4 [pid 19904] <... mprotect resumed>) = 0 [pid 19909] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19908] <... set_robust_list resumed>) = 0 [pid 19906] <... write resumed>) = 4 [pid 19902] <... futex resumed>) = 0 [pid 19909] <... set_robust_list resumed>) = 0 [pid 19908] perf_event_open( [pid 19906] close(3 [pid 19904] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19902] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19909] perf_event_open( [pid 19908] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19906] <... close resumed>) = 0 [pid 19909] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19908] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19906] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19909] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19908] <... futex resumed>) = 1 [pid 19907] <... prctl resumed>) = 0 [pid 19906] <... futex resumed>) = 0 [pid 19904] <... clone resumed>, parent_tid=[19910], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19910 [pid 19903] <... futex resumed>) = 0 [pid 19909] <... futex resumed>) = 1 [pid 19908] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19907] setpgid(0, 0 [pid 19906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19904] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19903] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19902] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19910 attached [pid 19909] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19907] <... setpgid resumed>) = 0 [pid 19906] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19904] <... futex resumed>) = 0 [pid 19903] <... futex resumed>) = 0 [pid 19902] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19910] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19908] perf_event_open(NULL, -1, 0, -1, 0 [pid 19906] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19910] <... set_robust_list resumed>) = 0 [pid 19909] perf_event_open(NULL, -1, 0, -1, 0 [pid 19908] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19906] <... mprotect resumed>) = 0 [pid 19904] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19903] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19902] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19911 [pid 19910] perf_event_open( [pid 19909] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19908] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19907] <... openat resumed>) = 3 [pid 19906] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19902] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19911 attached [pid 19910] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19909] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19908] <... futex resumed>) = 0 [pid 19907] write(3, "1000", 4 [pid 19903] exit_group(0 [pid 19902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19912 attached [pid 19911] set_robust_list(0x5555558625e0, 24 [pid 19910] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19909] <... futex resumed>) = 0 [pid 19907] <... write resumed>) = 4 [pid 19906] <... clone resumed>, parent_tid=[19912], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19912 [pid 19903] <... exit_group resumed>) = ? [pid 19902] exit_group(0 [pid 19911] <... set_robust_list resumed>) = 0 [pid 19910] <... futex resumed>) = 1 [pid 19909] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19908] +++ exited with 0 +++ [pid 19907] close(3 [pid 19906] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19904] <... futex resumed>) = 0 [pid 19911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19910] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19906] <... futex resumed>) = 0 [pid 19911] <... prctl resumed>) = 0 [pid 19906] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19903] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19904] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19911] setpgid(0, 0 [pid 19909] <... futex resumed>) = ? [pid 19907] <... close resumed>) = 0 [pid 19910] <... futex resumed>) = 0 [pid 19904] <... futex resumed>) = 1 [pid 19902] <... exit_group resumed>) = ? [pid 19912] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19911] <... setpgid resumed>) = 0 [pid 19910] perf_event_open(NULL, -1, 0, -1, 0 [pid 19909] +++ exited with 0 +++ [pid 19907] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19904] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19910] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19911] <... openat resumed>) = 3 [pid 19910] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19907] <... futex resumed>) = 0 [pid 19904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19902] +++ exited with 0 +++ [pid 19911] write(3, "1000", 4 [pid 19910] <... futex resumed>) = 0 [pid 19907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19904] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19912] <... set_robust_list resumed>) = 0 [pid 19911] <... write resumed>) = 4 [pid 19910] stat(0x1200000, [pid 19907] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19911] close(3 [pid 19910] +++ exited with 0 +++ [pid 19904] <... exit_group resumed>) = ? [pid 19911] <... close resumed>) = 0 [pid 19911] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 19911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 19911] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 19907] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19904] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19913 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19914 attached ./strace-static-x86_64: Process 19913 attached [pid 19912] perf_event_open( [pid 19911] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19907] <... mprotect resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19907] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19914 [pid 19913] set_robust_list(0x5555558625e0, 24 [pid 19912] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19911] <... clone resumed>, parent_tid=[19915], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19915 [pid 19913] <... set_robust_list resumed>) = 0 [pid 19912] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19911] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19907] <... clone resumed>, parent_tid=[19916], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19916 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19917 attached [pid 19914] set_robust_list(0x5555558625e0, 24 [pid 19913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19912] <... futex resumed>) = 1 [pid 19911] <... futex resumed>) = 0 [pid 19907] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19906] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19916 attached [pid 19913] <... prctl resumed>) = 0 [pid 19912] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19911] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19907] <... futex resumed>) = 0 [pid 19906] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19917 [pid 19916] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19914] <... set_robust_list resumed>) = 0 [pid 19913] setpgid(0, 0 [pid 19912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19907] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19906] <... futex resumed>) = 0 [pid 19917] set_robust_list(0x5555558625e0, 24 [pid 19916] <... set_robust_list resumed>) = 0 [pid 19914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19913] <... setpgid resumed>) = 0 [pid 19912] perf_event_open(NULL, -1, 0, -1, 0 [pid 19906] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19915 attached [pid 19917] <... set_robust_list resumed>) = 0 [pid 19916] perf_event_open( [pid 19914] <... prctl resumed>) = 0 [pid 19913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19912] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19916] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19915] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19916] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19915] <... set_robust_list resumed>) = 0 [pid 19914] setpgid(0, 0 [pid 19913] <... openat resumed>) = 3 [pid 19912] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19916] <... futex resumed>) = 1 [pid 19915] perf_event_open( [pid 19914] <... setpgid resumed>) = 0 [pid 19913] write(3, "1000", 4 [pid 19912] <... futex resumed>) = 1 [pid 19907] <... futex resumed>) = 0 [pid 19906] <... futex resumed>) = 0 [pid 19917] <... prctl resumed>) = 0 [pid 19916] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19915] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19913] <... write resumed>) = 4 [pid 19912] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19907] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19906] exit_group(0 [pid 19917] setpgid(0, 0 [pid 19916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19915] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19914] <... openat resumed>) = 3 [pid 19913] close(3 [pid 19912] <... futex resumed>) = ? [pid 19907] <... futex resumed>) = 0 [pid 19906] <... exit_group resumed>) = ? [pid 19917] <... setpgid resumed>) = 0 [pid 19916] perf_event_open(NULL, -1, 0, -1, 0 [pid 19915] <... futex resumed>) = 1 [pid 19914] write(3, "1000", 4 [pid 19913] <... close resumed>) = 0 [pid 19912] +++ exited with 0 +++ [pid 19911] <... futex resumed>) = 0 [pid 19907] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19906] +++ exited with 0 +++ [pid 19917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19916] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19915] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19914] <... write resumed>) = 4 [pid 19913] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19911] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19916] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19914] close(3 [pid 19913] <... futex resumed>) = 0 [pid 19911] <... futex resumed>) = 0 [pid 19917] <... openat resumed>) = 3 [pid 19917] write(3, "1000", 4 [pid 19916] <... futex resumed>) = 1 [pid 19915] perf_event_open(NULL, -1, 0, -1, 0 [pid 19914] <... close resumed>) = 0 [pid 19913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19911] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19907] <... futex resumed>) = 0 [pid 19917] <... write resumed>) = 4 [pid 19916] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19915] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19914] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19913] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19907] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19917] close(3 [pid 19916] <... futex resumed>) = ? [pid 19915] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19914] <... futex resumed>) = 0 [pid 19913] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19907] <... exit_group resumed>) = ? [pid 19917] <... close resumed>) = 0 [pid 19916] +++ exited with 0 +++ [pid 19915] <... futex resumed>) = 1 [pid 19914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19913] <... mprotect resumed>) = 0 [pid 19911] <... futex resumed>) = 0 [pid 19917] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19914] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19913] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19918 [pid 19917] <... futex resumed>) = 0 [pid 19915] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19914] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19911] exit_group(0 [pid 19907] +++ exited with 0 +++ ./strace-static-x86_64: Process 19918 attached [pid 19917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19915] <... futex resumed>) = ? [pid 19914] <... mprotect resumed>) = 0 [pid 19913] <... clone resumed>, parent_tid=[19919], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19919 [pid 19911] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19918] set_robust_list(0x5555558625e0, 24 [pid 19917] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19915] +++ exited with 0 +++ [pid 19914] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19913] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19917] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19913] <... futex resumed>) = 0 [pid 19917] <... mprotect resumed>) = 0 [pid 19914] <... clone resumed>, parent_tid=[19920], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19920 [pid 19913] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19911] +++ exited with 0 +++ ./strace-static-x86_64: Process 19920 attached ./strace-static-x86_64: Process 19919 attached [pid 19918] <... set_robust_list resumed>) = 0 [pid 19917] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19914] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19921 attached [pid 19920] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19919] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19914] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19921] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19917] <... clone resumed>, parent_tid=[19921], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19921 [pid 19914] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19921] <... set_robust_list resumed>) = 0 [pid 19920] <... set_robust_list resumed>) = 0 [pid 19919] <... set_robust_list resumed>) = 0 [pid 19918] <... prctl resumed>) = 0 [pid 19917] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19921] perf_event_open( [pid 19918] setpgid(0, 0 [pid 19917] <... futex resumed>) = 0 [pid 19921] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19917] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19921] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 19917] <... futex resumed>) = 0 [pid 19921] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19917] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19917] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19922 [pid 19918] <... setpgid resumed>) = 0 [pid 19921] perf_event_open(NULL, -1, 0, -1, 0 [pid 19917] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19921] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19923 [pid 19921] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19922 attached ) = 1 [pid 19917] <... futex resumed>) = 0 [pid 19922] set_robust_list(0x5555558625e0, 24 [pid 19921] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19917] exit_group(0 [pid 19922] <... set_robust_list resumed>) = 0 [pid 19921] <... futex resumed>) = ? [pid 19918] <... openat resumed>) = 3 [pid 19917] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19923 attached [pid 19922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19921] +++ exited with 0 +++ [pid 19920] perf_event_open( [pid 19919] perf_event_open( [pid 19918] write(3, "1000", 4 [pid 19917] +++ exited with 0 +++ [pid 19922] <... prctl resumed>) = 0 [pid 19918] <... write resumed>) = 4 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19918] close(3 [pid 19920] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19923] set_robust_list(0x5555558625e0, 24 [pid 19922] setpgid(0, 0 [pid 19919] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19920] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19918] <... close resumed>) = 0 [pid 19923] <... set_robust_list resumed>) = 0 [pid 19922] <... setpgid resumed>) = 0 [pid 19919] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19918] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19914] <... futex resumed>) = 0 [pid 19920] <... futex resumed>) = 1 [pid 19923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19919] <... futex resumed>) = 1 [pid 19918] <... futex resumed>) = 0 [pid 19914] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19913] <... futex resumed>) = 0 [pid 19920] perf_event_open(NULL, -1, 0, -1, 0 [pid 19923] <... prctl resumed>) = 0 [pid 19922] <... openat resumed>) = 3 [pid 19920] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19919] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19914] <... futex resumed>) = 0 [pid 19913] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19923] setpgid(0, 0 [pid 19922] write(3, "1000", 4 [pid 19920] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19918] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19914] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19913] <... futex resumed>) = 0 [pid 19923] <... setpgid resumed>) = 0 [pid 19922] <... write resumed>) = 4 [pid 19920] <... futex resumed>) = 0 [pid 19919] perf_event_open(NULL, -1, 0, -1, 0 [pid 19918] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19913] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19922] close(3 [pid 19920] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19919] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19918] <... mprotect resumed>) = 0 [pid 19914] exit_group(0 [pid 19923] <... openat resumed>) = 3 [pid 19922] <... close resumed>) = 0 [pid 19919] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19923] write(3, "1000", 4 [pid 19922] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19920] <... futex resumed>) = ? [pid 19919] <... futex resumed>) = 1 [pid 19918] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19914] <... exit_group resumed>) = ? [pid 19913] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19924 [pid 19923] <... write resumed>) = 4 [pid 19922] <... futex resumed>) = 0 [pid 19920] +++ exited with 0 +++ [pid 19919] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19913] exit_group(0./strace-static-x86_64: Process 19924 attached [pid 19923] close(3 [pid 19922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19919] <... futex resumed>) = ? [pid 19913] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19925 attached [pid 19924] set_robust_list(0x5555558625e0, 24 [pid 19923] <... close resumed>) = 0 [pid 19922] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19919] +++ exited with 0 +++ [pid 19918] <... clone resumed>, parent_tid=[19925], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19925 [pid 19914] +++ exited with 0 +++ [pid 19913] +++ exited with 0 +++ [pid 19925] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19924] <... set_robust_list resumed>) = 0 [pid 19923] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19922] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19918] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19925] <... set_robust_list resumed>) = 0 [pid 19924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19923] <... futex resumed>) = 0 [pid 19922] <... mprotect resumed>) = 0 [pid 19918] <... futex resumed>) = 0 [pid 19925] perf_event_open( [pid 19924] <... prctl resumed>) = 0 [pid 19923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19922] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19918] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19925] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19924] setpgid(0, 0 [pid 19923] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19926 attached [pid 19925] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19924] <... setpgid resumed>) = 0 [pid 19923] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19922] <... clone resumed>, parent_tid=[19926], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19926 ./strace-static-x86_64: Process 19928 attached ./strace-static-x86_64: Process 19927 attached [pid 19926] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19925] <... futex resumed>) = 1 [pid 19924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19923] <... mprotect resumed>) = 0 [pid 19922] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19918] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19927 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19928 [pid 19926] <... set_robust_list resumed>) = 0 [pid 19925] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19924] <... openat resumed>) = 3 [pid 19923] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19922] <... futex resumed>) = 0 [pid 19918] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19927] set_robust_list(0x5555558625e0, 24 [pid 19925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19926] perf_event_open( [pid 19924] write(3, "1000", 4 [pid 19922] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19918] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19929 attached [pid 19928] set_robust_list(0x5555558625e0, 24 [pid 19927] <... set_robust_list resumed>) = 0 [pid 19926] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19925] perf_event_open(NULL, -1, 0, -1, 0 [pid 19924] <... write resumed>) = 4 [pid 19923] <... clone resumed>, parent_tid=[19929], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19929 [pid 19918] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19929] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19928] <... set_robust_list resumed>) = 0 [pid 19927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19926] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19925] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19924] close(3 [pid 19923] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19929] <... set_robust_list resumed>) = 0 [pid 19926] <... futex resumed>) = 1 [pid 19925] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19924] <... close resumed>) = 0 [pid 19923] <... futex resumed>) = 0 [pid 19922] <... futex resumed>) = 0 [pid 19929] perf_event_open( [pid 19926] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19925] <... futex resumed>) = 1 [pid 19924] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19923] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19922] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19918] <... futex resumed>) = 0 [pid 19929] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19925] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19924] <... futex resumed>) = 0 [pid 19922] <... futex resumed>) = 0 [pid 19918] exit_group(0 [pid 19929] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19926] perf_event_open(NULL, -1, 0, -1, 0 [pid 19925] <... futex resumed>) = ? [pid 19924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19922] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19918] <... exit_group resumed>) = ? [pid 19929] <... futex resumed>) = 1 [pid 19926] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19925] +++ exited with 0 +++ [pid 19923] <... futex resumed>) = 0 [pid 19929] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19926] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19923] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19926] <... futex resumed>) = 1 [pid 19923] <... futex resumed>) = 0 [pid 19922] <... futex resumed>) = 0 [pid 19929] perf_event_open(NULL, -1, 0, -1, 0 [pid 19926] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19923] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19922] exit_group(0 [pid 19918] +++ exited with 0 +++ [pid 19929] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19926] <... futex resumed>) = ? [pid 19924] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19922] <... exit_group resumed>) = ? [pid 19928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19929] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19928] <... prctl resumed>) = 0 [pid 19927] <... prctl resumed>) = 0 [pid 19926] +++ exited with 0 +++ [pid 19924] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19929] <... futex resumed>) = 1 [pid 19923] <... futex resumed>) = 0 [pid 19922] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19929] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19928] setpgid(0, 0 [pid 19927] setpgid(0, 0 [pid 19924] <... mprotect resumed>) = 0 [pid 19923] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19929] <... futex resumed>) = ? [pid 19924] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19923] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 [pid 19927] <... setpgid resumed>) = 0 [pid 19928] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 19930 attached [pid 19929] +++ exited with 0 +++ [pid 19927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19923] +++ exited with 0 +++ [pid 19930] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19924] <... clone resumed>, parent_tid=[19930], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19930 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19930] <... set_robust_list resumed>) = 0 [pid 19927] <... openat resumed>) = 3 [pid 19924] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19930] perf_event_open( [pid 19928] <... openat resumed>) = 3 [pid 19927] write(3, "1000", 4 [pid 19924] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 19930] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19928] write(3, "1000", 4 [pid 19927] <... write resumed>) = 4 [pid 19924] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19931 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19932 [pid 5075] <... restart_syscall resumed>) = 0 [pid 19930] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19928] <... write resumed>) = 4 [pid 19927] close(3./strace-static-x86_64: Process 19932 attached ./strace-static-x86_64: Process 19931 attached [pid 19930] <... futex resumed>) = 1 [pid 19928] close(3 [pid 19927] <... close resumed>) = 0 [pid 19924] <... futex resumed>) = 0 [pid 19931] set_robust_list(0x5555558625e0, 24 [pid 19930] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19928] <... close resumed>) = 0 [pid 19927] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19924] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19932] set_robust_list(0x5555558625e0, 24 [pid 19931] <... set_robust_list resumed>) = 0 [pid 19930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19928] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19927] <... futex resumed>) = 0 [pid 19924] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19932] <... set_robust_list resumed>) = 0 [pid 19931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19930] perf_event_open(NULL, -1, 0, -1, 0 [pid 19928] <... futex resumed>) = 0 [pid 19927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19924] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19933 attached [pid 19932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19931] <... prctl resumed>) = 0 [pid 19930] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19927] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19933] set_robust_list(0x5555558625e0, 24 [pid 19932] <... prctl resumed>) = 0 [pid 19931] setpgid(0, 0 [pid 19930] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19928] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19927] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19933 [pid 19933] <... set_robust_list resumed>) = 0 [pid 19932] setpgid(0, 0 [pid 19931] <... setpgid resumed>) = 0 [pid 19930] <... futex resumed>) = 1 [pid 19928] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19927] <... mprotect resumed>) = 0 [pid 19924] <... futex resumed>) = 0 [pid 19933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19932] <... setpgid resumed>) = 0 [pid 19931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19930] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19928] <... mprotect resumed>) = 0 [pid 19924] exit_group(0 [pid 19933] <... prctl resumed>) = 0 [pid 19932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19931] <... openat resumed>) = 3 [pid 19930] <... futex resumed>) = ? [pid 19928] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19927] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19924] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19935 attached ./strace-static-x86_64: Process 19934 attached [pid 19933] setpgid(0, 0 [pid 19932] <... openat resumed>) = 3 [pid 19931] write(3, "1000", 4 [pid 19930] +++ exited with 0 +++ [pid 19924] +++ exited with 0 +++ [pid 19935] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19934] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19933] <... setpgid resumed>) = 0 [pid 19932] write(3, "1000", 4 [pid 19931] <... write resumed>) = 4 [pid 19928] <... clone resumed>, parent_tid=[19934], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19934 [pid 19927] <... clone resumed>, parent_tid=[19935], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19935 [pid 19934] <... set_robust_list resumed>) = 0 [pid 19933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19932] <... write resumed>) = 4 [pid 19931] close(3 [pid 19928] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19927] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19934] perf_event_open( [pid 19933] <... openat resumed>) = 3 [pid 19932] close(3 [pid 19931] <... close resumed>) = 0 [pid 19928] <... futex resumed>) = 0 [pid 19927] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19935] <... set_robust_list resumed>) = 0 [pid 19934] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19933] write(3, "1000", 4 [pid 19932] <... close resumed>) = 0 [pid 19931] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19928] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19927] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19934] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19932] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19931] <... futex resumed>) = 0 [pid 19928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19934] <... futex resumed>) = 0 [pid 19933] <... write resumed>) = 4 [pid 19932] <... futex resumed>) = 0 [pid 19931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19928] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19934] perf_event_open(NULL, -1, 0, -1, 0 [pid 19933] close(3 [pid 19932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19931] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19928] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19936 ./strace-static-x86_64: Process 19936 attached [pid 19935] perf_event_open( [pid 19934] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19933] <... close resumed>) = 0 [pid 19932] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19931] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19928] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19934] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19933] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19932] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19931] <... mprotect resumed>) = 0 [pid 19936] set_robust_list(0x5555558625e0, 24 [pid 19935] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19934] <... futex resumed>) = 0 [pid 19933] <... futex resumed>) = 0 [pid 19932] <... mprotect resumed>) = 0 [pid 19931] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19936] <... set_robust_list resumed>) = 0 [pid 19935] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19934] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19932] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19928] exit_group(0 [pid 19935] <... futex resumed>) = 1 [pid 19934] <... futex resumed>) = ? [pid 19933] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19931] <... clone resumed>, parent_tid=[19937], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19937 [pid 19928] <... exit_group resumed>) = ? [pid 19927] <... futex resumed>) = 0 [pid 19936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19935] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19934] +++ exited with 0 +++ [pid 19933] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19932] <... clone resumed>, parent_tid=[19938], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19938 [pid 19931] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19932] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19931] <... futex resumed>) = 0 [pid 19932] <... futex resumed>) = 0 [pid 19931] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19932] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19928] +++ exited with 0 +++ [pid 19927] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19933] <... mprotect resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19928, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19927] <... futex resumed>) = 0 [pid 19933] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19927] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19936] <... prctl resumed>) = 0 [pid 19935] perf_event_open(NULL, -1, 0, -1, 0 [pid 19933] <... clone resumed>, parent_tid=[19939], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19939 [pid 19935] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19936] setpgid(0, 0 [pid 19935] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19933] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19937 attached [pid 19935] <... futex resumed>) = 1 [pid 19933] <... futex resumed>) = 0 [pid 19927] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19938 attached [pid 19937] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19938] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19937] <... set_robust_list resumed>) = 0 [pid 19938] <... set_robust_list resumed>) = 0 [pid 19937] perf_event_open( [pid 19927] exit_group(0 [pid 19938] perf_event_open( [pid 19937] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19936] <... setpgid resumed>) = 0 [pid 19933] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19927] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19940 ./strace-static-x86_64: Process 19939 attached [pid 19938] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19937] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19939] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19938] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19937] <... futex resumed>) = 1 [pid 19931] <... futex resumed>) = 0 [pid 19939] <... set_robust_list resumed>) = 0 [pid 19938] <... futex resumed>) = 1 [pid 19937] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19932] <... futex resumed>) = 0 [pid 19931] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19939] perf_event_open( [pid 19938] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19935] +++ exited with 0 +++ [pid 19932] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19931] <... futex resumed>) = 0 [pid 19927] +++ exited with 0 +++ [pid 19939] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19937] perf_event_open(NULL, -1, 0, -1, 0 [pid 19936] <... openat resumed>) = 3 [pid 19932] <... futex resumed>) = 0 [pid 19931] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19940 attached [pid 19939] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19938] perf_event_open(NULL, -1, 0, -1, 0 [pid 19937] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19936] write(3, "1000", 4 [pid 19932] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19940] set_robust_list(0x5555558625e0, 24 [pid 19939] <... futex resumed>) = 1 [pid 19938] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19937] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19936] <... write resumed>) = 4 [pid 19933] <... futex resumed>) = 0 [pid 19940] <... set_robust_list resumed>) = 0 [pid 19939] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19938] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19937] <... futex resumed>) = 1 [pid 19936] close(3 [pid 19933] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19931] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19941 attached [pid 19940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19938] <... futex resumed>) = 1 [pid 19937] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19936] <... close resumed>) = 0 [pid 19933] <... futex resumed>) = 0 [pid 19932] <... futex resumed>) = 0 [pid 19931] exit_group(0 [pid 19940] <... prctl resumed>) = 0 [pid 19939] perf_event_open(NULL, -1, 0, -1, 0 [pid 19938] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19937] <... futex resumed>) = ? [pid 19936] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19933] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19932] exit_group(0 [pid 19931] <... exit_group resumed>) = ? [pid 19941] set_robust_list(0x5555558625e0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19941 [pid 19940] setpgid(0, 0 [pid 19939] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19938] <... futex resumed>) = ? [pid 19937] +++ exited with 0 +++ [pid 19936] <... futex resumed>) = 0 [pid 19932] <... exit_group resumed>) = ? [pid 19940] <... setpgid resumed>) = 0 [pid 19936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19939] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19938] +++ exited with 0 +++ [pid 19936] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19931] +++ exited with 0 +++ [pid 19940] <... openat resumed>) = 3 [pid 19936] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19932] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19941] <... set_robust_list resumed>) = 0 [pid 19940] write(3, "1000", 4 [pid 19939] <... futex resumed>) = 1 [pid 19936] <... mprotect resumed>) = 0 [pid 19933] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19940] <... write resumed>) = 4 [pid 19939] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19936] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19933] exit_group(0 [pid 19941] <... prctl resumed>) = 0 [pid 19940] close(3 [pid 19939] <... futex resumed>) = ? [pid 19933] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19941] setpgid(0, 0 [pid 19940] <... close resumed>) = 0 [pid 19939] +++ exited with 0 +++ [pid 19936] <... clone resumed>, parent_tid=[19942], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19942 [pid 19941] <... setpgid resumed>) = 0 [pid 19941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19933] +++ exited with 0 +++ [pid 19941] write(3, "1000", 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19944 attached [pid 19941] <... write resumed>) = 4 [pid 19940] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19936] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] close(3 [pid 19940] <... futex resumed>) = 0 [pid 19936] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19943 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19944 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19942 attached [pid 19941] <... close resumed>) = 0 [pid 19940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19936] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19943 attached [pid 19942] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19941] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19940] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19943] set_robust_list(0x5555558625e0, 24 [pid 19942] <... set_robust_list resumed>) = 0 [pid 19941] <... futex resumed>) = 0 [pid 19943] <... set_robust_list resumed>) = 0 [pid 19942] perf_event_open( [pid 19941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19940] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 19945 attached [pid 19944] set_robust_list(0x5555558625e0, 24 [pid 19943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19942] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19941] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19940] <... mprotect resumed>) = 0 [pid 19943] <... prctl resumed>) = 0 [pid 19942] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19945 [pid 19944] <... set_robust_list resumed>) = 0 [pid 19943] setpgid(0, 0 [pid 19942] <... futex resumed>) = 1 [pid 19941] <... mprotect resumed>) = 0 [pid 19940] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19936] <... futex resumed>) = 0 [pid 19943] <... setpgid resumed>) = 0 [pid 19942] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19941] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19936] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19940] <... clone resumed>, parent_tid=[19946], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19946 [pid 19936] <... futex resumed>) = 0 [pid 19945] set_robust_list(0x5555558625e0, 24 [pid 19944] <... prctl resumed>) = 0 [pid 19943] <... openat resumed>) = 3 [pid 19942] perf_event_open(NULL, -1, 0, -1, 0 [pid 19941] <... clone resumed>, parent_tid=[19947], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19947 [pid 19940] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19936] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 19946 attached [pid 19945] <... set_robust_list resumed>) = 0 [pid 19944] setpgid(0, 0 [pid 19943] write(3, "1000", 4 [pid 19942] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19941] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19940] <... futex resumed>) = 0 [pid 19946] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19944] <... setpgid resumed>) = 0 [pid 19943] <... write resumed>) = 4 [pid 19942] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] <... futex resumed>) = 0 [pid 19940] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19946] <... set_robust_list resumed>) = 0 [pid 19945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19943] close(3 [pid 19942] <... futex resumed>) = 1 [pid 19941] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19936] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19947 attached [pid 19946] perf_event_open( [pid 19945] <... prctl resumed>) = 0 [pid 19944] <... openat resumed>) = 3 [pid 19943] <... close resumed>) = 0 [pid 19942] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19936] exit_group(0 [pid 19946] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19945] setpgid(0, 0 [pid 19944] write(3, "1000", 4 [pid 19943] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19942] <... futex resumed>) = ? [pid 19936] <... exit_group resumed>) = ? [pid 19947] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19946] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19945] <... setpgid resumed>) = 0 [pid 19944] <... write resumed>) = 4 [pid 19943] <... futex resumed>) = 0 [pid 19942] +++ exited with 0 +++ [pid 19947] <... set_robust_list resumed>) = 0 [pid 19946] <... futex resumed>) = 1 [pid 19945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19944] close(3 [pid 19943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19940] <... futex resumed>) = 0 [pid 19936] +++ exited with 0 +++ [pid 19946] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19945] <... openat resumed>) = 3 [pid 19944] <... close resumed>) = 0 [pid 19943] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19940] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19947] perf_event_open( [pid 19946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19945] write(3, "1000", 4 [pid 19944] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19943] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19940] <... futex resumed>) = 0 [pid 19947] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19946] perf_event_open(NULL, -1, 0, -1, 0 [pid 19945] <... write resumed>) = 4 [pid 19944] <... futex resumed>) = 0 [pid 19943] <... mprotect resumed>) = 0 [pid 19940] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19947] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19946] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19945] close(3 [pid 19944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19943] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19947] <... futex resumed>) = 1 [pid 19946] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19945] <... close resumed>) = 0 [pid 19944] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19941] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19947] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19946] <... futex resumed>) = 1 [pid 19945] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19944] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19943] <... clone resumed>, parent_tid=[19948], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19948 [pid 19941] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19940] <... futex resumed>) = 0 [pid 19946] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19943] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] <... futex resumed>) = 0 [pid 19940] exit_group(0 [pid 19947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19946] <... futex resumed>) = ? [pid 19945] <... futex resumed>) = 0 [pid 19944] <... mprotect resumed>) = 0 [pid 19943] <... futex resumed>) = 0 [pid 19941] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19940] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19949 attached ./strace-static-x86_64: Process 19948 attached [pid 19947] perf_event_open(NULL, -1, 0, -1, 0 [pid 19946] +++ exited with 0 +++ [pid 19945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19944] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19943] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19940] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19949 [pid 19947] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19945] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19947] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19945] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19944] <... clone resumed>, parent_tid=[19950], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19950 [pid 19947] <... futex resumed>) = 1 [pid 19941] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19945] <... mprotect resumed>) = 0 [pid 19948] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19947] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19944] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] exit_group(0 [pid 19948] <... set_robust_list resumed>) = 0 [pid 19941] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19950 attached [pid 19948] perf_event_open( [pid 19947] <... futex resumed>) = ? [pid 19944] <... futex resumed>) = 0 [pid 19950] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19948] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19945] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19950] <... set_robust_list resumed>) = 0 [pid 19948] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19950] perf_event_open( [pid 19948] <... futex resumed>) = 1 [pid 19943] <... futex resumed>) = 0 [pid 19950] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19948] perf_event_open(NULL, -1, 0, -1, 0 [pid 19947] +++ exited with 0 +++ [pid 19944] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19943] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19941] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19951 ./strace-static-x86_64: Process 19951 attached [pid 19950] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19949] set_robust_list(0x5555558625e0, 24 [pid 19948] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19945] <... clone resumed>, parent_tid=[19952], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19952 [pid 19944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19943] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19952 attached [pid 19951] set_robust_list(0x5555558625e0, 24 [pid 19950] <... futex resumed>) = 0 [pid 19949] <... set_robust_list resumed>) = 0 [pid 19948] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19945] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19944] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19943] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19951] <... set_robust_list resumed>) = 0 [pid 19950] perf_event_open(NULL, -1, 0, -1, 0 [pid 19949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19948] <... futex resumed>) = 0 [pid 19945] <... futex resumed>) = 0 [pid 19944] <... futex resumed>) = 0 [pid 19943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19952] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19950] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19949] <... prctl resumed>) = 0 [pid 19948] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19945] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19944] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19943] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19952] <... set_robust_list resumed>) = 0 [pid 19951] <... prctl resumed>) = 0 [pid 19950] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19949] setpgid(0, 0 [pid 19948] <... futex resumed>) = ? [pid 19944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19943] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19953 attached [pid 19952] perf_event_open( [pid 19951] setpgid(0, 0 [pid 19950] <... futex resumed>) = 0 [pid 19949] <... setpgid resumed>) = 0 [pid 19948] +++ exited with 0 +++ [pid 19944] exit_group(0 [pid 19953] set_robust_list(0x5555558625e0, 24 [pid 19952] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19951] <... setpgid resumed>) = 0 [pid 19949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19944] <... exit_group resumed>) = ? [pid 19943] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19953 [pid 19953] <... set_robust_list resumed>) = 0 [pid 19952] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19950] +++ exited with 0 +++ [pid 19949] <... openat resumed>) = 3 [pid 19944] +++ exited with 0 +++ [pid 19953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19952] <... futex resumed>) = 1 [pid 19951] <... openat resumed>) = 3 [pid 19949] write(3, "1000", 4 [pid 19945] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19953] <... prctl resumed>) = 0 [pid 19952] perf_event_open(NULL, -1, 0, -1, 0 [pid 19951] write(3, "1000", 4 [pid 19949] <... write resumed>) = 4 [pid 19945] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 19953] setpgid(0, 0 [pid 19952] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19951] <... write resumed>) = 4 [pid 19949] close(3 [pid 19945] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19953] <... setpgid resumed>) = 0 [pid 19952] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19951] close(3 [pid 19949] <... close resumed>) = 0 [pid 19945] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19952] <... futex resumed>) = 0 [pid 19951] <... close resumed>) = 0 [pid 19949] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19953] <... openat resumed>) = 3 [pid 19952] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19951] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19949] <... futex resumed>) = 0 [pid 19945] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19953] write(3, "1000", 4 [pid 19952] <... futex resumed>) = ? [pid 19951] <... futex resumed>) = 0 [pid 19949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19945] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 19954 attached [pid 19953] <... write resumed>) = 4 [pid 19951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19949] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19953] close(3 [pid 19952] +++ exited with 0 +++ [pid 19951] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19949] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19945] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19954 [pid 19953] <... close resumed>) = 0 [pid 19951] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19955 [pid 19953] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19951] <... mprotect resumed>) = 0 [pid 19949] <... mprotect resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19955 attached [pid 19953] <... futex resumed>) = 0 [pid 19951] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19949] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19958 attached [pid 19955] set_robust_list(0x5555558625e0, 24 [pid 19954] set_robust_list(0x5555558625e0, 24 [pid 19953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19955] <... set_robust_list resumed>) = 0 [pid 19954] <... set_robust_list resumed>) = 0 [pid 19953] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19951] <... clone resumed>, parent_tid=[19956], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19956 [pid 19949] <... clone resumed>, parent_tid=[19957], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19957 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19958 [pid 19955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19953] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19951] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19949] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19953] <... mprotect resumed>) = 0 [pid 19951] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19957 attached [pid 19955] <... prctl resumed>) = 0 [pid 19954] <... prctl resumed>) = 0 [pid 19953] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19951] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19949] <... futex resumed>) = 0 [pid 19957] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19955] setpgid(0, 0 [pid 19954] setpgid(0, 0 [pid 19949] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19958] set_robust_list(0x5555558625e0, 24) = 0 [pid 19957] <... set_robust_list resumed>) = 0 [pid 19955] <... setpgid resumed>) = 0 [pid 19954] <... setpgid resumed>) = 0 [pid 19953] <... clone resumed>, parent_tid=[19959], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19959 [pid 19957] perf_event_open( [pid 19955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19953] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19957] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19955] <... openat resumed>) = 3 [pid 19954] <... openat resumed>) = 3 [pid 19953] <... futex resumed>) = 0 [pid 19958] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 19956 attached ) = 0 [pid 19957] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19955] write(3, "1000", 4 [pid 19954] write(3, "1000", 4 [pid 19953] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19958] setpgid(0, 0 [pid 19957] <... futex resumed>) = 1 [pid 19955] <... write resumed>) = 4 [pid 19954] <... write resumed>) = 4 [pid 19949] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19959 attached [pid 19958] <... setpgid resumed>) = 0 [pid 19957] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19956] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19955] close(3 [pid 19954] close(3 [pid 19949] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19955] <... close resumed>) = 0 [pid 19954] <... close resumed>) = 0 [pid 19949] <... futex resumed>) = 0 [pid 19958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19957] perf_event_open(NULL, -1, 0, -1, 0 [pid 19955] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19954] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19949] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19958] <... openat resumed>) = 3 [pid 19957] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19955] <... futex resumed>) = 0 [pid 19954] <... futex resumed>) = 0 [pid 19958] write(3, "1000", 4 [pid 19957] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19958] <... write resumed>) = 4 [pid 19957] <... futex resumed>) = 1 [pid 19955] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19949] <... futex resumed>) = 0 [pid 19958] close(3 [pid 19957] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19955] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19954] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19949] exit_group(0 [pid 19958] <... close resumed>) = 0 [pid 19957] <... futex resumed>) = ? [pid 19956] <... set_robust_list resumed>) = 0 [pid 19955] <... mprotect resumed>) = 0 [pid 19954] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19949] <... exit_group resumed>) = ? [pid 19959] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19958] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19957] +++ exited with 0 +++ [pid 19956] perf_event_open( [pid 19955] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19954] <... mprotect resumed>) = 0 [pid 19949] +++ exited with 0 +++ ./strace-static-x86_64: Process 19960 attached [pid 19959] <... set_robust_list resumed>) = 0 [pid 19958] <... futex resumed>) = 0 [pid 19956] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19954] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19960] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19956] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19955] <... clone resumed>, parent_tid=[19960], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19960 [pid 19960] <... set_robust_list resumed>) = 0 [pid 19955] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19954] <... clone resumed>, parent_tid=[19961], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19961 [pid 19958] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19959] perf_event_open( [pid 19956] <... futex resumed>) = 1 [pid 19951] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19960] perf_event_open( [pid 19958] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19955] <... futex resumed>) = 0 [pid 19954] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19956] perf_event_open(NULL, -1, 0, -1, 0 [pid 19951] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19960] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19959] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19958] <... mprotect resumed>) = 0 [pid 19956] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19955] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19954] <... futex resumed>) = 0 [pid 19951] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19961 attached [pid 19960] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19951] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19961] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19960] <... futex resumed>) = 0 [pid 19955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19958] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19954] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19956] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19959] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19961] <... set_robust_list resumed>) = 0 [pid 19960] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19955] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19959] <... futex resumed>) = 1 [pid 19956] <... futex resumed>) = 1 [pid 19953] <... futex resumed>) = 0 [pid 19951] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19962 ./strace-static-x86_64: Process 19962 attached [pid 19961] perf_event_open( [pid 19960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19959] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19958] <... clone resumed>, parent_tid=[19963], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19963 [pid 19956] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19955] <... futex resumed>) = 0 [pid 19953] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19951] exit_group(0./strace-static-x86_64: Process 19963 attached [pid 19962] set_robust_list(0x5555558625e0, 24 [pid 19961] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19960] perf_event_open(NULL, -1, 0, -1, 0 [pid 19959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19958] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19956] <... futex resumed>) = ? [pid 19955] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19953] <... futex resumed>) = 0 [pid 19951] <... exit_group resumed>) = ? [pid 19963] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19962] <... set_robust_list resumed>) = 0 [pid 19961] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19960] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19959] perf_event_open(NULL, -1, 0, -1, 0 [pid 19958] <... futex resumed>) = 0 [pid 19956] +++ exited with 0 +++ [pid 19953] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19963] <... set_robust_list resumed>) = 0 [pid 19962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19961] <... futex resumed>) = 1 [pid 19960] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19959] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19958] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19954] <... futex resumed>) = 0 [pid 19951] +++ exited with 0 +++ [pid 19963] perf_event_open( [pid 19962] <... prctl resumed>) = 0 [pid 19961] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19960] <... futex resumed>) = 1 [pid 19959] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19955] <... futex resumed>) = 0 [pid 19954] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19963] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19962] setpgid(0, 0 [pid 19961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19960] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19959] <... futex resumed>) = 1 [pid 19955] exit_group(0 [pid 19954] <... futex resumed>) = 0 [pid 19953] <... futex resumed>) = 0 [pid 19963] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19962] <... setpgid resumed>) = 0 [pid 19961] perf_event_open(NULL, -1, 0, -1, 0 [pid 19960] <... futex resumed>) = ? [pid 19959] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19955] <... exit_group resumed>) = ? [pid 19954] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19953] exit_group(0 [pid 19963] <... futex resumed>) = 1 [pid 19962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19961] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19960] +++ exited with 0 +++ [pid 19958] <... futex resumed>) = 0 [pid 19953] <... exit_group resumed>) = ? [pid 19963] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19962] <... openat resumed>) = 3 [pid 19961] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19959] <... futex resumed>) = ? [pid 19958] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19955] +++ exited with 0 +++ [pid 19963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19962] write(3, "1000", 4 [pid 19961] <... futex resumed>) = 1 [pid 19954] <... futex resumed>) = 0 [pid 19963] perf_event_open(NULL, -1, 0, -1, 0 [pid 19962] <... write resumed>) = 4 [pid 19961] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19954] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19955, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 19959] +++ exited with 0 +++ [pid 19953] +++ exited with 0 +++ [pid 19963] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19962] close(3 [pid 19961] <... futex resumed>) = ? [pid 19958] <... futex resumed>) = 0 [pid 19954] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19963] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19962] <... close resumed>) = 0 [pid 19961] +++ exited with 0 +++ [pid 19958] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19954] +++ exited with 0 +++ ./strace-static-x86_64: Process 19964 attached [pid 19963] <... futex resumed>) = 0 [pid 19962] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19964] set_robust_list(0x5555558625e0, 24 [pid 19963] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19962] <... futex resumed>) = 0 [pid 19958] exit_group(0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19964 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 19964] <... set_robust_list resumed>) = 0 [pid 19962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 19964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19963] <... futex resumed>) = ? [pid 19962] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19958] <... exit_group resumed>) = ? [pid 5078] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 19965 attached [pid 19964] <... prctl resumed>) = 0 [pid 19963] +++ exited with 0 +++ [pid 19962] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19964] setpgid(0, 0 [pid 19962] <... mprotect resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19965] set_robust_list(0x5555558625e0, 24 [pid 19964] <... setpgid resumed>) = 0 [pid 19962] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19958] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19965 ./strace-static-x86_64: Process 19967 attached ./strace-static-x86_64: Process 19966 attached [pid 19965] <... set_robust_list resumed>) = 0 [pid 19964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19967] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19966] set_robust_list(0x5555558625e0, 24 [pid 19965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19964] <... openat resumed>) = 3 [pid 19962] <... clone resumed>, parent_tid=[19967], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19967 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19966 [pid 19967] <... set_robust_list resumed>) = 0 [pid 19966] <... set_robust_list resumed>) = 0 [pid 19964] write(3, "1000", 4 [pid 19962] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19967] perf_event_open( [pid 19966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19964] <... write resumed>) = 4 [pid 19962] <... futex resumed>) = 0 [pid 19967] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19966] <... prctl resumed>) = 0 [pid 19965] <... prctl resumed>) = 0 [pid 19964] close(3 [pid 19962] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19968 ./strace-static-x86_64: Process 19968 attached [pid 19967] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19966] setpgid(0, 0 [pid 19965] setpgid(0, 0 [pid 19964] <... close resumed>) = 0 [pid 19962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19967] <... futex resumed>) = 0 [pid 19966] <... setpgid resumed>) = 0 [pid 19965] <... setpgid resumed>) = 0 [pid 19964] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19962] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19969 attached [pid 19968] set_robust_list(0x5555558625e0, 24 [pid 19967] perf_event_open(NULL, -1, 0, -1, 0 [pid 19966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19964] <... futex resumed>) = 0 [pid 19962] <... futex resumed>) = 0 [pid 19969] set_robust_list(0x5555558625e0, 24 [pid 19968] <... set_robust_list resumed>) = 0 [pid 19967] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19966] <... openat resumed>) = 3 [pid 19965] <... openat resumed>) = 3 [pid 19964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19962] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19969 [pid 19969] <... set_robust_list resumed>) = 0 [pid 19968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19967] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19966] write(3, "1000", 4 [pid 19965] write(3, "1000", 4 [pid 19964] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19968] <... prctl resumed>) = 0 [pid 19967] <... futex resumed>) = 0 [pid 19966] <... write resumed>) = 4 [pid 19965] <... write resumed>) = 4 [pid 19964] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19962] exit_group(0 [pid 19969] <... prctl resumed>) = 0 [pid 19968] setpgid(0, 0 [pid 19966] close(3 [pid 19965] close(3 [pid 19964] <... mprotect resumed>) = 0 [pid 19962] <... exit_group resumed>) = ? [pid 19969] setpgid(0, 0 [pid 19968] <... setpgid resumed>) = 0 [pid 19967] +++ exited with 0 +++ [pid 19966] <... close resumed>) = 0 [pid 19965] <... close resumed>) = 0 [pid 19964] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19969] <... setpgid resumed>) = 0 [pid 19968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19966] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19965] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19962] +++ exited with 0 +++ [pid 19969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19968] <... openat resumed>) = 3 [pid 19966] <... futex resumed>) = 0 [pid 19965] <... futex resumed>) = 0 [pid 19964] <... clone resumed>, parent_tid=[19970], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19970 ./strace-static-x86_64: Process 19970 attached [pid 19969] <... openat resumed>) = 3 [pid 19968] write(3, "1000", 4 [pid 19966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19964] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19970] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19969] write(3, "1000", 4 [pid 19968] <... write resumed>) = 4 [pid 19966] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19965] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19964] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 19970] <... set_robust_list resumed>) = 0 [pid 19969] <... write resumed>) = 4 [pid 19968] close(3 [pid 19966] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19965] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19964] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 [pid 19970] perf_event_open( [pid 19969] close(3 [pid 19968] <... close resumed>) = 0 [pid 19966] <... mprotect resumed>) = 0 [pid 19965] <... mprotect resumed>) = 0 [pid 19970] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19969] <... close resumed>) = 0 [pid 19968] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19966] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19965] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19970] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19969] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19968] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19972 attached ./strace-static-x86_64: Process 19971 attached ./strace-static-x86_64: Process 19973 attached [pid 19970] <... futex resumed>) = 1 [pid 19969] <... futex resumed>) = 0 [pid 19968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19966] <... clone resumed>, parent_tid=[19971], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19971 [pid 19965] <... clone resumed>, parent_tid=[19972], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19972 [pid 19964] <... futex resumed>) = 0 [pid 19973] set_robust_list(0x5555558625e0, 24 [pid 19972] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19971] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19970] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19968] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19966] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19965] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19964] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19973 [pid 19973] <... set_robust_list resumed>) = 0 [pid 19972] <... set_robust_list resumed>) = 0 [pid 19970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19969] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19968] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19966] <... futex resumed>) = 0 [pid 19971] <... set_robust_list resumed>) = 0 [pid 19965] <... futex resumed>) = 0 [pid 19964] <... futex resumed>) = 0 [pid 19973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19970] perf_event_open(NULL, -1, 0, -1, 0 [pid 19969] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19968] <... mprotect resumed>) = 0 [pid 19966] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19965] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19964] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19973] <... prctl resumed>) = 0 [pid 19972] perf_event_open( [pid 19970] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19969] <... mprotect resumed>) = 0 [pid 19968] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19973] setpgid(0, 0 [pid 19971] perf_event_open( [pid 19970] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19969] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19973] <... setpgid resumed>) = 0 [pid 19972] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19971] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19970] <... futex resumed>) = 1 [pid 19968] <... clone resumed>, parent_tid=[19974], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19974 [pid 19964] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19975 attached [pid 19973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19972] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19971] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19970] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19969] <... clone resumed>, parent_tid=[19975], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19975 [pid 19968] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19964] exit_group(0./strace-static-x86_64: Process 19974 attached [pid 19975] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19973] <... openat resumed>) = 3 [pid 19972] <... futex resumed>) = 1 [pid 19971] <... futex resumed>) = 1 [pid 19970] <... futex resumed>) = ? [pid 19969] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19968] <... futex resumed>) = 0 [pid 19966] <... futex resumed>) = 0 [pid 19965] <... futex resumed>) = 0 [pid 19964] <... exit_group resumed>) = ? [pid 19975] <... set_robust_list resumed>) = 0 [pid 19974] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19973] write(3, "1000", 4 [pid 19972] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19971] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19970] +++ exited with 0 +++ [pid 19969] <... futex resumed>) = 0 [pid 19968] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19966] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19965] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19975] perf_event_open( [pid 19974] <... set_robust_list resumed>) = 0 [pid 19973] <... write resumed>) = 4 [pid 19972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19969] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19966] <... futex resumed>) = 0 [pid 19965] <... futex resumed>) = 0 [pid 19964] +++ exited with 0 +++ [pid 19975] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19974] perf_event_open( [pid 19973] close(3 [pid 19972] perf_event_open(NULL, -1, 0, -1, 0 [pid 19971] perf_event_open(NULL, -1, 0, -1, 0 [pid 19966] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19965] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19975] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19974] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19973] <... close resumed>) = 0 [pid 19972] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19971] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19975] <... futex resumed>) = 1 [pid 19974] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19973] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19972] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19971] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19969] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19975] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19974] <... futex resumed>) = 1 [pid 19973] <... futex resumed>) = 0 [pid 19972] <... futex resumed>) = 1 [pid 19971] <... futex resumed>) = 1 [pid 19969] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19968] <... futex resumed>) = 0 [pid 19966] <... futex resumed>) = 0 [pid 19965] <... futex resumed>) = 0 [pid 19975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19974] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19972] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19971] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19969] <... futex resumed>) = 0 [pid 19968] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19966] exit_group(0 [pid 19965] exit_group(0 [pid 19975] perf_event_open(NULL, -1, 0, -1, 0 [pid 19974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19973] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19972] <... futex resumed>) = ? [pid 19971] <... futex resumed>) = ? [pid 19969] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19968] <... futex resumed>) = 0 [pid 19966] <... exit_group resumed>) = ? [pid 19965] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19976 attached [pid 19975] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19974] perf_event_open(NULL, -1, 0, -1, 0 [pid 19973] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19972] +++ exited with 0 +++ [pid 19971] +++ exited with 0 +++ [pid 19968] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19966] +++ exited with 0 +++ [pid 19965] +++ exited with 0 +++ [pid 19976] set_robust_list(0x5555558625e0, 24 [pid 19975] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19974] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19973] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19976 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19976] <... set_robust_list resumed>) = 0 [pid 19975] <... futex resumed>) = 1 [pid 19974] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19969] <... futex resumed>) = 0 [pid 19976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19975] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19974] <... futex resumed>) = 1 [pid 19973] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19969] exit_group(0 [pid 19968] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19976] <... prctl resumed>) = 0 [pid 19975] <... futex resumed>) = ? [pid 19974] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19969] <... exit_group resumed>) = ? [pid 19968] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19977 attached [pid 19976] setpgid(0, 0 [pid 19975] +++ exited with 0 +++ [pid 19974] <... futex resumed>) = ? [pid 19973] <... clone resumed>, parent_tid=[19977], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19977 [pid 19968] <... exit_group resumed>) = ? [pid 19976] <... setpgid resumed>) = 0 [pid 19974] +++ exited with 0 +++ [pid 19973] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19969] +++ exited with 0 +++ [pid 19968] +++ exited with 0 +++ [pid 19977] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19973] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19978 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19979 attached [pid 19977] <... set_robust_list resumed>) = 0 [pid 19976] <... openat resumed>) = 3 [pid 19973] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19976] write(3, "1000", 4 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19979 [pid 19977] perf_event_open( [pid 19976] <... write resumed>) = 4 [pid 5078] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 19978 attached [pid 19976] close(3 [pid 19978] set_robust_list(0x5555558625e0, 24 [pid 19976] <... close resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 19978] <... set_robust_list resumed>) = 0 [pid 19977] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19976] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19977] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19976] <... futex resumed>) = 0 [pid 19978] <... prctl resumed>) = 0 [pid 19976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19978] setpgid(0, 0 [pid 19977] <... futex resumed>) = 1 [pid 19976] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19973] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19979] set_robust_list(0x5555558625e0, 24 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19978] <... setpgid resumed>) = 0 [pid 19977] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19976] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19973] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19976] <... mprotect resumed>) = 0 [pid 19978] <... openat resumed>) = 3 [pid 19977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19976] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19973] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19980 [pid 19978] write(3, "1000", 4 [pid 19977] perf_event_open(NULL, -1, 0, -1, 0 [pid 19973] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19981 ./strace-static-x86_64: Process 19980 attached [pid 19978] <... write resumed>) = 4 [pid 19977] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19976] <... clone resumed>, parent_tid=[19982], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19982 ./strace-static-x86_64: Process 19981 attached [pid 19980] set_robust_list(0x5555558625e0, 24 [pid 19979] <... set_robust_list resumed>) = 0 [pid 19978] close(3 [pid 19977] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19976] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19980] <... set_robust_list resumed>) = 0 [pid 19979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19978] <... close resumed>) = 0 [pid 19977] <... futex resumed>) = 1 [pid 19976] <... futex resumed>) = 0 [pid 19973] <... futex resumed>) = 0 [pid 19981] set_robust_list(0x5555558625e0, 24 [pid 19980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19979] <... prctl resumed>) = 0 [pid 19978] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19977] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19976] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19973] exit_group(0./strace-static-x86_64: Process 19982 attached [pid 19980] <... prctl resumed>) = 0 [pid 19979] setpgid(0, 0 [pid 19978] <... futex resumed>) = 0 [pid 19977] <... futex resumed>) = ? [pid 19973] <... exit_group resumed>) = ? [pid 19982] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19981] <... set_robust_list resumed>) = 0 [pid 19980] setpgid(0, 0 [pid 19979] <... setpgid resumed>) = 0 [pid 19978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19977] +++ exited with 0 +++ [pid 19982] <... set_robust_list resumed>) = 0 [pid 19980] <... setpgid resumed>) = 0 [pid 19978] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19982] perf_event_open( [pid 19980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19978] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19973] +++ exited with 0 +++ [pid 19982] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19980] <... openat resumed>) = 3 [pid 19979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19978] <... mprotect resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19982] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] <... prctl resumed>) = 0 [pid 19980] write(3, "1000", 4 [pid 19979] <... openat resumed>) = 3 [pid 19978] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 19983 attached [pid 19982] <... futex resumed>) = 1 [pid 19981] setpgid(0, 0 [pid 19980] <... write resumed>) = 4 [pid 19979] write(3, "1000", 4 [pid 19976] <... futex resumed>) = 0 [pid 19982] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19981] <... setpgid resumed>) = 0 [pid 19980] close(3 [pid 19979] <... write resumed>) = 4 [pid 19978] <... clone resumed>, parent_tid=[19983], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19983 [pid 19976] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19983] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19980] <... close resumed>) = 0 [pid 19979] close(3 [pid 19978] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19976] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19984 attached [pid 19983] <... set_robust_list resumed>) = 0 [pid 19982] perf_event_open(NULL, -1, 0, -1, 0 [pid 19981] <... openat resumed>) = 3 [pid 19980] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19979] <... close resumed>) = 0 [pid 19978] <... futex resumed>) = 0 [pid 19976] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19982] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19981] write(3, "1000", 4 [pid 19980] <... futex resumed>) = 0 [pid 19979] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19978] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19984 [pid 19983] perf_event_open( [pid 19982] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] <... write resumed>) = 4 [pid 19980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19979] <... futex resumed>) = 0 [pid 19983] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19982] <... futex resumed>) = 1 [pid 19981] close(3 [pid 19980] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19976] <... futex resumed>) = 0 [pid 19984] set_robust_list(0x5555558625e0, 24 [pid 19983] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19982] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19981] <... close resumed>) = 0 [pid 19980] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19979] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19976] exit_group(0 [pid 19983] <... futex resumed>) = 1 [pid 19984] <... set_robust_list resumed>) = 0 [pid 19982] <... futex resumed>) = ? [pid 19981] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19980] <... mprotect resumed>) = 0 [pid 19979] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19978] <... futex resumed>) = 0 [pid 19976] <... exit_group resumed>) = ? [pid 19983] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19982] +++ exited with 0 +++ [pid 19981] <... futex resumed>) = 0 [pid 19980] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19979] <... mprotect resumed>) = 0 [pid 19978] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19979] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19981] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19978] <... futex resumed>) = 0 [pid 19976] +++ exited with 0 +++ ./strace-static-x86_64: Process 19985 attached [pid 19984] <... prctl resumed>) = 0 [pid 19983] perf_event_open(NULL, -1, 0, -1, 0 [pid 19981] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19980] <... clone resumed>, parent_tid=[19985], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19985 [pid 19979] <... clone resumed>, parent_tid=[19986], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19986 [pid 19978] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19984] setpgid(0, 0 [pid 19983] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19981] <... mprotect resumed>) = 0 [pid 19980] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19979] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 19986 attached [pid 19985] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19984] <... setpgid resumed>) = 0 [pid 19983] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19980] <... futex resumed>) = 0 [pid 19979] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 19986] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19983] <... futex resumed>) = 1 [pid 19980] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19979] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19978] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 19985] <... set_robust_list resumed>) = 0 [pid 19984] <... openat resumed>) = 3 [pid 19985] perf_event_open( [pid 19983] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19981] <... clone resumed>, parent_tid=[19987], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19987 [pid 19978] exit_group(0./strace-static-x86_64: Process 19987 attached [pid 19986] <... set_robust_list resumed>) = 0 [pid 19985] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19984] write(3, "1000", 4 [pid 19983] <... futex resumed>) = ? [pid 19981] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19978] <... exit_group resumed>) = ? [pid 19984] <... write resumed>) = 4 [pid 19983] +++ exited with 0 +++ [pid 19981] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19986] perf_event_open( [pid 19985] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19984] close(3 [pid 19981] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19978] +++ exited with 0 +++ [pid 19986] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19985] <... futex resumed>) = 1 [pid 19984] <... close resumed>) = 0 [pid 19980] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19988 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19986] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19985] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19984] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19980] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19986] <... futex resumed>) = 1 [pid 19985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19984] <... futex resumed>) = 0 [pid 19980] <... futex resumed>) = 0 [pid 19979] <... futex resumed>) = 0 [pid 19987] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19986] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19985] perf_event_open(NULL, -1, 0, -1, 0 [pid 19984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19980] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19979] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 19988 attached [pid 19987] <... set_robust_list resumed>) = 0 [pid 19986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19985] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19984] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19979] <... futex resumed>) = 0 [pid 19988] set_robust_list(0x5555558625e0, 24 [pid 19987] perf_event_open( [pid 19986] perf_event_open(NULL, -1, 0, -1, 0 [pid 19985] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19984] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19979] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19988] <... set_robust_list resumed>) = 0 [pid 19987] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19986] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19985] <... futex resumed>) = 1 [pid 19984] <... mprotect resumed>) = 0 [pid 19980] <... futex resumed>) = 0 [pid 19987] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19986] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19985] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19984] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19980] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19989 attached [pid 19988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19987] <... futex resumed>) = 1 [pid 19986] <... futex resumed>) = 1 [pid 19985] <... futex resumed>) = ? [pid 19981] <... futex resumed>) = 0 [pid 19980] <... exit_group resumed>) = ? [pid 19979] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19990 attached [pid 19989] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19988] <... prctl resumed>) = 0 [pid 19987] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19986] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19985] +++ exited with 0 +++ [pid 19984] <... clone resumed>, parent_tid=[19989], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19989 [pid 19981] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19979] exit_group(0 [pid 19990] set_robust_list(0x5555558625e0, 24 [pid 19987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19986] <... futex resumed>) = ? [pid 19984] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] <... futex resumed>) = 0 [pid 19980] +++ exited with 0 +++ [pid 19979] <... exit_group resumed>) = ? [pid 19988] setpgid(0, 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 19990 [pid 19990] <... set_robust_list resumed>) = 0 [pid 19989] <... set_robust_list resumed>) = 0 [pid 19988] <... setpgid resumed>) = 0 [pid 19987] perf_event_open(NULL, -1, 0, -1, 0 [pid 19986] +++ exited with 0 +++ [pid 19984] <... futex resumed>) = 0 [pid 19981] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19979] +++ exited with 0 +++ [pid 19990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19987] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19984] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19990] <... prctl resumed>) = 0 [pid 19988] <... openat resumed>) = 3 [pid 19987] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19990] setpgid(0, 0 [pid 19988] write(3, "1000", 4 [pid 19987] <... futex resumed>) = 1 [pid 19981] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19990] <... setpgid resumed>) = 0 [pid 19989] perf_event_open( [pid 19988] <... write resumed>) = 4 [pid 19987] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19981] exit_group(0./strace-static-x86_64: Process 19991 attached [pid 19990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19989] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19988] close(3 [pid 19987] <... futex resumed>) = ? [pid 19981] <... exit_group resumed>) = ? [pid 19991] set_robust_list(0x5555558625e0, 24 [pid 19990] <... openat resumed>) = 3 [pid 19989] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19988] <... close resumed>) = 0 [pid 19987] +++ exited with 0 +++ [pid 19989] <... futex resumed>) = 1 [pid 19988] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19984] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19992 attached [pid 19991] <... set_robust_list resumed>) = 0 [pid 19990] write(3, "1000", 4 [pid 19989] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19988] <... futex resumed>) = 0 [pid 19984] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19981] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 19991 [pid 19991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19990] <... write resumed>) = 4 [pid 19989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19984] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 19992 [pid 19991] <... prctl resumed>) = 0 [pid 19990] close(3 [pid 19989] perf_event_open(NULL, -1, 0, -1, 0 [pid 19988] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19984] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19991] setpgid(0, 0 [pid 19990] <... close resumed>) = 0 [pid 19989] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19988] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19992] set_robust_list(0x5555558625e0, 24 [pid 19991] <... setpgid resumed>) = 0 [pid 19990] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19989] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19988] <... mprotect resumed>) = 0 [pid 19989] <... futex resumed>) = 1 [pid 19988] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19984] <... futex resumed>) = 0 [pid 19990] <... futex resumed>) = 0 [pid 19989] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19984] exit_group(0 [pid 19990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19989] <... futex resumed>) = ? [pid 19988] <... clone resumed>, parent_tid=[19994], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19994 [pid 19984] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 19993 [pid 19991] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19994 attached ./strace-static-x86_64: Process 19993 attached [pid 19992] <... set_robust_list resumed>) = 0 [pid 19991] write(3, "1000", 4 [pid 19990] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19989] +++ exited with 0 +++ [pid 19988] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19984] +++ exited with 0 +++ [pid 19994] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19991] <... write resumed>) = 4 [pid 19990] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19988] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19994] <... set_robust_list resumed>) = 0 [pid 19991] close(3 [pid 19990] <... mprotect resumed>) = 0 [pid 19988] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19994] perf_event_open( [pid 19991] <... close resumed>) = 0 [pid 19990] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19991] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19994] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19991] <... futex resumed>) = 0 [pid 19991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19990] <... clone resumed>, parent_tid=[19995], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19995 [pid 19994] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19992] <... prctl resumed>) = 0 [pid 19994] <... futex resumed>) = 1 [pid 19991] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19988] <... futex resumed>) = 0 [pid 19990] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19992] setpgid(0, 0./strace-static-x86_64: Process 19995 attached [pid 19994] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19991] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19992] <... setpgid resumed>) = 0 [pid 19990] <... futex resumed>) = 0 [pid 19988] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] set_robust_list(0x5555558625e0, 24 [pid 19995] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19993] <... set_robust_list resumed>) = 0 [pid 19992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19991] <... mprotect resumed>) = 0 [pid 19990] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19988] <... futex resumed>) = 0 [pid 19995] <... set_robust_list resumed>) = 0 [pid 19994] perf_event_open(NULL, -1, 0, -1, 0 [pid 19993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19991] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19988] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19992] <... openat resumed>) = 3 ./strace-static-x86_64: Process 19996 attached [pid 19995] perf_event_open( [pid 19994] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19993] <... prctl resumed>) = 0 [pid 19992] write(3, "1000", 4 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19996] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19995] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19994] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] setpgid(0, 0 [pid 19992] <... write resumed>) = 4 [pid 19991] <... clone resumed>, parent_tid=[19996], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19996 [pid 19995] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19994] <... futex resumed>) = 1 [pid 19988] <... futex resumed>) = 0 [pid 19995] <... futex resumed>) = 1 [pid 19994] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19993] <... setpgid resumed>) = 0 [pid 19992] close(3 [pid 19991] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19990] <... futex resumed>) = 0 [pid 19988] exit_group(0 [pid 19995] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19994] <... futex resumed>) = ? [pid 19993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19992] <... close resumed>) = 0 [pid 19991] <... futex resumed>) = 0 [pid 19990] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19988] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 19997 ./strace-static-x86_64: Process 19997 attached [pid 19996] <... set_robust_list resumed>) = 0 [pid 19995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19994] +++ exited with 0 +++ [pid 19993] <... openat resumed>) = 3 [pid 19992] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19991] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19990] <... futex resumed>) = 0 [pid 19988] +++ exited with 0 +++ [pid 19995] perf_event_open(NULL, -1, 0, -1, 0 [pid 19993] write(3, "1000", 4 [pid 19992] <... futex resumed>) = 0 [pid 19990] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19996] perf_event_open( [pid 19995] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19993] <... write resumed>) = 4 [pid 19992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19995] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] close(3 [pid 19992] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19996] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19995] <... futex resumed>) = 1 [pid 19993] <... close resumed>) = 0 [pid 19992] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19990] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19997] set_robust_list(0x5555558625e0, 24 [pid 19996] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19995] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19993] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19992] <... mprotect resumed>) = 0 [pid 19990] exit_group(0 [pid 19995] <... futex resumed>) = ? [pid 19990] <... exit_group resumed>) = ? [pid 19997] <... set_robust_list resumed>) = 0 [pid 19996] <... futex resumed>) = 1 [pid 19995] +++ exited with 0 +++ [pid 19993] <... futex resumed>) = 0 [pid 19992] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19991] <... futex resumed>) = 0 ./strace-static-x86_64: Process 19998 attached [pid 19997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19996] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19990] +++ exited with 0 +++ [pid 19998] set_robust_list(0x5555558625e0, 24 [pid 19991] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 19998 [pid 19996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 19999 attached [pid 19998] <... set_robust_list resumed>) = 0 [pid 19997] <... prctl resumed>) = 0 [pid 19996] perf_event_open(NULL, -1, 0, -1, 0 [pid 19993] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19992] <... clone resumed>, parent_tid=[19999], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 19999 [pid 19991] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19996] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19993] <... mprotect resumed>) = 0 [pid 19992] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19997] setpgid(0, 0 [pid 19991] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 19999] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 19998] <... prctl resumed>) = 0 [pid 19997] <... setpgid resumed>) = 0 [pid 19996] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19992] <... futex resumed>) = 0 [pid 19991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19998] setpgid(0, 0) = 0 [pid 19998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19992] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19998] <... openat resumed>) = 3 [pid 19996] <... futex resumed>) = 0 [pid 19991] exit_group(0 [pid 19997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19999] <... set_robust_list resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20000 [pid 19998] write(3, "1000", 4 [pid 19993] <... clone resumed>, parent_tid=[20001], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20001 [pid 19991] <... exit_group resumed>) = ? [pid 19998] <... write resumed>) = 4 [pid 19993] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20000 attached [pid 19998] close(3 [pid 19993] <... futex resumed>) = 0 [pid 20000] set_robust_list(0x5555558625e0, 24 [pid 19998] <... close resumed>) = 0 [pid 19993] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20001 attached [pid 20000] <... set_robust_list resumed>) = 0 [pid 19998] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20001] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 19998] <... futex resumed>) = 0 [pid 19997] <... openat resumed>) = 3 [pid 19996] +++ exited with 0 +++ [pid 19991] +++ exited with 0 +++ [pid 20001] <... set_robust_list resumed>) = 0 [pid 20000] <... prctl resumed>) = 0 [pid 19999] perf_event_open( [pid 19998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19997] write(3, "1000", 4 [pid 20001] perf_event_open( [pid 20000] setpgid(0, 0 [pid 19999] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19998] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19997] <... write resumed>) = 4 [pid 20001] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20000] <... setpgid resumed>) = 0 [pid 19998] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19997] close(3 [pid 19999] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20001] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 19998] <... mprotect resumed>) = 0 [pid 19999] <... futex resumed>) = 1 [pid 19997] <... close resumed>) = 0 [pid 19992] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20001] <... futex resumed>) = 1 [pid 20000] <... openat resumed>) = 3 [pid 19999] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19998] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19997] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19993] <... futex resumed>) = 0 [pid 19992] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20001] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20000] write(3, "1000", 4 [pid 20001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20000] <... write resumed>) = 4 [pid 19999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 19998] <... clone resumed>, parent_tid=[20002], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20002 [pid 19997] <... futex resumed>) = 0 [pid 19993] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19992] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20003 ./strace-static-x86_64: Process 20003 attached [pid 20001] perf_event_open(NULL, -1, 0, -1, 0 [pid 20000] close(3 [pid 19999] perf_event_open(NULL, -1, 0, -1, 0 [pid 19998] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19993] <... futex resumed>) = 0 [pid 19992] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20003] set_robust_list(0x5555558625e0, 24 [pid 20001] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20000] <... close resumed>) = 0 [pid 19999] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 19998] <... futex resumed>) = 0 [pid 19997] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19993] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20001] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20000] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19999] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 19998] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19997] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 19993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20003] <... set_robust_list resumed>) = 0 [pid 20001] <... futex resumed>) = 0 [pid 20000] <... futex resumed>) = 0 [pid 19999] <... futex resumed>) = 1 [pid 19997] <... mprotect resumed>) = 0 [pid 19992] <... futex resumed>) = 0 [pid 20001] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19999] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19993] exit_group(0./strace-static-x86_64: Process 20002 attached [pid 20003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20001] <... futex resumed>) = ? [pid 20000] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 19997] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 19993] <... exit_group resumed>) = ? [pid 19992] exit_group(0 [pid 20003] <... prctl resumed>) = 0 [pid 20002] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20001] +++ exited with 0 +++ [pid 20000] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20002] <... set_robust_list resumed>) = 0 [pid 20000] <... mprotect resumed>) = 0 [pid 20002] perf_event_open( [pid 20000] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20002] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 19999] <... futex resumed>) = ? [pid 19997] <... clone resumed>, parent_tid=[20004], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20004 [pid 19993] +++ exited with 0 +++ [pid 19992] <... exit_group resumed>) = ? [pid 20003] setpgid(0, 0 [pid 20002] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20000] <... clone resumed>, parent_tid=[20005], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20005 [pid 19999] +++ exited with 0 +++ [pid 19997] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20004 attached [pid 20002] <... futex resumed>) = 1 [pid 20000] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 19998] <... futex resumed>) = 0 [pid 20004] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20002] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20000] <... futex resumed>) = 0 [pid 19998] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20004] <... set_robust_list resumed>) = 0 [pid 20002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20000] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19998] <... futex resumed>) = 0 [pid 19992] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 19997] <... futex resumed>) = 0 [pid 20003] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 20005 attached [pid 20004] perf_event_open( [pid 20003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20002] perf_event_open(NULL, -1, 0, -1, 0 [pid 19998] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 19997] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20005] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20004] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20002] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20005] <... set_robust_list resumed>) = 0 [pid 20004] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20003] <... openat resumed>) = 3 [pid 20002] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20006 attached [pid 20005] perf_event_open( [pid 20004] <... futex resumed>) = 1 [pid 20003] write(3, "1000", 4 [pid 20002] <... futex resumed>) = 1 [pid 19998] <... futex resumed>) = 0 [pid 19997] <... futex resumed>) = 0 [pid 20005] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20004] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20003] <... write resumed>) = 4 [pid 20002] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 19998] exit_group(0 [pid 19997] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20006 [pid 20005] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20003] close(3 [pid 20002] <... futex resumed>) = ? [pid 19998] <... exit_group resumed>) = ? [pid 19997] <... futex resumed>) = 0 [pid 20006] set_robust_list(0x5555558625e0, 24 [pid 20005] <... futex resumed>) = 1 [pid 20004] perf_event_open(NULL, -1, 0, -1, 0 [pid 20003] <... close resumed>) = 0 [pid 20002] +++ exited with 0 +++ [pid 20000] <... futex resumed>) = 0 [pid 19998] +++ exited with 0 +++ [pid 19997] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20005] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20004] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20003] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20000] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20004] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20000] <... futex resumed>) = 0 [pid 20005] perf_event_open(NULL, -1, 0, -1, 0 [pid 20004] <... futex resumed>) = 1 [pid 20000] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20005] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20004] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20003] <... futex resumed>) = 0 [pid 19997] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20007 [pid 20005] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 19997] exit_group(0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20005] <... futex resumed>) = 1 [pid 20000] <... futex resumed>) = 0 [pid 20003] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20006] <... set_robust_list resumed>) = 0 [pid 20005] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20004] <... futex resumed>) = ? [pid 20003] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20000] exit_group(0 [pid 19997] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20007 attached [pid 20006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20005] <... futex resumed>) = ? [pid 20004] +++ exited with 0 +++ [pid 20003] <... mprotect resumed>) = 0 [pid 20000] <... exit_group resumed>) = ? [pid 20007] set_robust_list(0x5555558625e0, 24 [pid 20006] <... prctl resumed>) = 0 [pid 20005] +++ exited with 0 +++ [pid 20003] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20000] +++ exited with 0 +++ [pid 19997] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20008 attached [pid 20007] <... set_robust_list resumed>) = 0 [pid 20006] setpgid(0, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20008] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20006] <... setpgid resumed>) = 0 [pid 20003] <... clone resumed>, parent_tid=[20008], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20008 ./strace-static-x86_64: Process 20009 attached [pid 20007] <... prctl resumed>) = 0 [pid 20003] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20008] <... set_robust_list resumed>) = 0 [pid 20007] setpgid(0, 0 [pid 20006] <... openat resumed>) = 3 [pid 20003] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20009 [pid 20009] set_robust_list(0x5555558625e0, 24 [pid 20008] perf_event_open( [pid 20007] <... setpgid resumed>) = 0 [pid 20006] write(3, "1000", 4 [pid 20003] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20009] <... set_robust_list resumed>) = 0 [pid 20008] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20006] <... write resumed>) = 4 [pid 20009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20008] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20007] <... openat resumed>) = 3 [pid 20006] close(3 [pid 20009] <... prctl resumed>) = 0 [pid 20008] <... futex resumed>) = 1 [pid 20007] write(3, "1000", 4 [pid 20006] <... close resumed>) = 0 [pid 20003] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20009] setpgid(0, 0 [pid 20008] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20007] <... write resumed>) = 4 [pid 20006] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20003] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20009] <... setpgid resumed>) = 0 [pid 20008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20007] close(3 [pid 20006] <... futex resumed>) = 0 [pid 20003] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20008] perf_event_open(NULL, -1, 0, -1, 0 [pid 20007] <... close resumed>) = 0 [pid 20006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20003] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20010 [pid 20007] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20006] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 20011 attached ./strace-static-x86_64: Process 20010 attached [pid 20009] <... openat resumed>) = 3 [pid 20008] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20007] <... futex resumed>) = 0 [pid 20006] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20011 [pid 20011] set_robust_list(0x5555558625e0, 24 [pid 20010] set_robust_list(0x5555558625e0, 24 [pid 20009] write(3, "1000", 4 [pid 20008] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20006] <... mprotect resumed>) = 0 [pid 20011] <... set_robust_list resumed>) = 0 [pid 20010] <... set_robust_list resumed>) = 0 [pid 20009] <... write resumed>) = 4 [pid 20008] <... futex resumed>) = 1 [pid 20007] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20006] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20003] <... futex resumed>) = 0 [pid 20011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20009] close(3 [pid 20008] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20007] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20011] <... prctl resumed>) = 0 [pid 20009] <... close resumed>) = 0 [pid 20007] <... mprotect resumed>) = 0 [pid 20003] exit_group(0 [pid 20011] setpgid(0, 0 [pid 20009] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20008] <... futex resumed>) = ? [pid 20006] <... clone resumed>, parent_tid=[20012], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20012 [pid 20003] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20012 attached [pid 20011] <... setpgid resumed>) = 0 [pid 20010] <... prctl resumed>) = 0 [pid 20009] <... futex resumed>) = 0 [pid 20008] +++ exited with 0 +++ [pid 20007] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20006] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20013 attached [pid 20012] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20010] setpgid(0, 0 [pid 20009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20006] <... futex resumed>) = 0 [pid 20003] +++ exited with 0 +++ [pid 20013] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20012] <... set_robust_list resumed>) = 0 [pid 20011] <... openat resumed>) = 3 [pid 20010] <... setpgid resumed>) = 0 [pid 20009] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20007] <... clone resumed>, parent_tid=[20013], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20013 [pid 20006] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20013] <... set_robust_list resumed>) = 0 [pid 20012] perf_event_open( [pid 20011] write(3, "1000", 4 [pid 20010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20009] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20007] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20013] perf_event_open( [pid 20012] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20011] <... write resumed>) = 4 [pid 20010] <... openat resumed>) = 3 [pid 20009] <... mprotect resumed>) = 0 [pid 20007] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20013] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20012] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20011] close(3 [pid 20010] write(3, "1000", 4 [pid 20009] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20007] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 20013] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20012] <... futex resumed>) = 1 [pid 20011] <... close resumed>) = 0 [pid 20010] <... write resumed>) = 4 [pid 20007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20006] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20014 attached [pid 20013] <... futex resumed>) = 0 [pid 20012] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20011] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20010] close(3 [pid 20009] <... clone resumed>, parent_tid=[20014], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20014 [pid 20007] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20006] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20013] perf_event_open(NULL, -1, 0, -1, 0 [pid 20012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20011] <... futex resumed>) = 0 [pid 20010] <... close resumed>) = 0 [pid 20009] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20007] <... futex resumed>) = 0 [pid 20006] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20014] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20013] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20012] perf_event_open(NULL, -1, 0, -1, 0 [pid 20011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20010] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20009] <... futex resumed>) = 0 [pid 20007] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20006] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20015 attached [pid 20014] <... set_robust_list resumed>) = 0 [pid 20013] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20012] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20011] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20010] <... futex resumed>) = 0 [pid 20009] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20015] set_robust_list(0x5555558625e0, 24 [pid 20013] <... futex resumed>) = 0 [pid 20012] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20011] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20007] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20015 [pid 20015] <... set_robust_list resumed>) = 0 [pid 20014] perf_event_open( [pid 20012] <... futex resumed>) = 1 [pid 20011] <... mprotect resumed>) = 0 [pid 20010] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20007] <... exit_group resumed>) = ? [pid 20006] <... futex resumed>) = 0 [pid 20015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20014] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20013] +++ exited with 0 +++ [pid 20012] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20011] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20010] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20015] <... prctl resumed>) = 0 [pid 20015] setpgid(0, 0 [pid 20011] <... clone resumed>, parent_tid=[20016], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20016 [pid 20007] +++ exited with 0 +++ [pid 20006] exit_group(0 [pid 20015] <... setpgid resumed>) = 0 [pid 20014] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20012] <... futex resumed>) = ? [pid 20011] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20010] <... mprotect resumed>) = 0 [pid 20006] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20016 attached [pid 20015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20014] <... futex resumed>) = 1 [pid 20012] +++ exited with 0 +++ [pid 20011] <... futex resumed>) = 0 [pid 20010] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20009] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20015] <... openat resumed>) = 3 [pid 20011] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20009] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20015] write(3, "1000", 4 [pid 20014] perf_event_open(NULL, -1, 0, -1, 0 [pid 20009] <... futex resumed>) = 0 [pid 20006] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 20015] <... write resumed>) = 4 [pid 20014] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20010] <... clone resumed>, parent_tid=[20017], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20017 [pid 20009] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20017 attached [pid 20016] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20015] close(3 [pid 20014] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20010] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20015] <... close resumed>) = 0 [pid 20014] <... futex resumed>) = 0 [pid 20010] <... futex resumed>) = 0 [pid 20009] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20017] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20016] <... set_robust_list resumed>) = 0 [pid 20015] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20010] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20009] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20018 attached [pid 20017] <... set_robust_list resumed>) = 0 [pid 20016] perf_event_open( [pid 20015] <... futex resumed>) = 0 [pid 20014] +++ exited with 0 +++ [pid 5073] <... restart_syscall resumed>) = 0 [pid 20017] perf_event_open( [pid 20016] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20009] +++ exited with 0 +++ [pid 20018] set_robust_list(0x5555558625e0, 24 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20018 [pid 20017] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20016] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20015] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20017] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20016] <... futex resumed>) = 1 [pid 20011] <... futex resumed>) = 0 [pid 20017] <... futex resumed>) = 1 [pid 20016] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20015] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20011] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20010] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20017] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20015] <... mprotect resumed>) = 0 [pid 20010] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20011] <... futex resumed>) = 0 [pid 20017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20016] perf_event_open(NULL, -1, 0, -1, 0 [pid 20010] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20017] perf_event_open(NULL, -1, 0, -1, 0 [pid 20016] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20015] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20011] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20010] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20017] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20016] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20017] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20016] <... futex resumed>) = 0 [pid 20017] <... futex resumed>) = 1 [pid 20016] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20010] <... futex resumed>) = 0 [pid 20017] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20010] exit_group(0 [pid 20017] <... futex resumed>) = ? [pid 20010] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20020 attached ./strace-static-x86_64: Process 20019 attached ./strace-static-x86_64: Process 20021 attached [pid 20018] <... set_robust_list resumed>) = 0 [pid 20017] +++ exited with 0 +++ [pid 20011] exit_group(0 [pid 20010] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20019 [pid 20021] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20016] <... futex resumed>) = ? [pid 20015] <... clone resumed>, parent_tid=[20021], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20021 [pid 20011] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20020 [pid 20021] <... set_robust_list resumed>) = 0 [pid 20018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20016] +++ exited with 0 +++ [pid 20015] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20021] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20021] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20021] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20020] set_robust_list(0x5555558625e0, 24 [pid 20011] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20015] <... futex resumed>) = 1 [pid 20018] <... prctl resumed>) = 0 [pid 20015] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... restart_syscall resumed>) = 0 [pid 20018] setpgid(0, 0 [pid 20015] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20015] <... futex resumed>) = 0 [pid 20015] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20018] <... setpgid resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... restart_syscall resumed>) = 0 [pid 20021] <... futex resumed>) = 0 [pid 20020] <... set_robust_list resumed>) = 0 [pid 20021] perf_event_open(NULL, -1, 0, -1, 0 [pid 20020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20021] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20020] <... prctl resumed>) = 0 [pid 20021] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20020] setpgid(0, 0 [pid 20021] <... futex resumed>) = 1 [pid 20020] <... setpgid resumed>) = 0 [pid 20015] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20022 [pid 20018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20021] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20015] exit_group(0 [pid 20020] <... openat resumed>) = 3 [pid 20020] write(3, "1000", 4./strace-static-x86_64: Process 20022 attached [pid 20021] <... futex resumed>) = ? [pid 20020] <... write resumed>) = 4 [pid 20015] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20023 [pid 20022] set_robust_list(0x5555558625e0, 24 [pid 20021] +++ exited with 0 +++ [pid 20020] close(3 [pid 20019] set_robust_list(0x5555558625e0, 24 [pid 20018] <... openat resumed>) = 3 [pid 20022] <... set_robust_list resumed>) = 0 [pid 20020] <... close resumed>) = 0 [pid 20022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20020] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20022] <... prctl resumed>) = 0 [pid 20020] <... futex resumed>) = 0 [pid 20022] setpgid(0, 0 [pid 20020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20015] +++ exited with 0 +++ [pid 20022] <... setpgid resumed>) = 0 [pid 20020] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20018] write(3, "1000", 4 [pid 20019] <... set_robust_list resumed>) = 0 [pid 20022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20020] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20018] <... write resumed>) = 4 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20023 attached [pid 20022] <... openat resumed>) = 3 [pid 20020] <... mprotect resumed>) = 0 [pid 20019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20018] close(3 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20022] write(3, "1000", 4 [pid 20020] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20019] <... prctl resumed>) = 0 [pid 20018] <... close resumed>) = 0 ./strace-static-x86_64: Process 20025 attached ./strace-static-x86_64: Process 20024 attached [pid 20023] set_robust_list(0x5555558625e0, 24 [pid 20022] <... write resumed>) = 4 [pid 20019] setpgid(0, 0 [pid 20018] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20025 [pid 20019] <... setpgid resumed>) = 0 [pid 20018] <... futex resumed>) = 0 [pid 20018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20022] close(3 [pid 20020] <... clone resumed>, parent_tid=[20024], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20024 [pid 20019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20022] <... close resumed>) = 0 [pid 20020] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20018] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20022] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20020] <... futex resumed>) = 0 [pid 20018] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20022] <... futex resumed>) = 0 [pid 20020] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20019] <... openat resumed>) = 3 [pid 20022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20019] write(3, "1000", 4 [pid 20018] <... mprotect resumed>) = 0 [pid 20022] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20024] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20023] <... set_robust_list resumed>) = 0 [pid 20022] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20025] set_robust_list(0x5555558625e0, 24 [pid 20024] <... set_robust_list resumed>) = 0 [pid 20023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20022] <... mprotect resumed>) = 0 [pid 20019] <... write resumed>) = 4 [pid 20018] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20025] <... set_robust_list resumed>) = 0 [pid 20024] perf_event_open( [pid 20023] <... prctl resumed>) = 0 [pid 20022] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20027 attached ./strace-static-x86_64: Process 20026 attached [pid 20025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20024] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20023] setpgid(0, 0 [pid 20019] close(3 [pid 20027] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20026] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20024] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20023] <... setpgid resumed>) = 0 [pid 20022] <... clone resumed>, parent_tid=[20027], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20027 [pid 20019] <... close resumed>) = 0 [pid 20018] <... clone resumed>, parent_tid=[20026], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20026 [pid 20027] <... set_robust_list resumed>) = 0 [pid 20026] <... set_robust_list resumed>) = 0 [pid 20025] <... prctl resumed>) = 0 [pid 20024] <... futex resumed>) = 1 [pid 20023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20022] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20020] <... futex resumed>) = 0 [pid 20019] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20018] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20027] perf_event_open( [pid 20026] perf_event_open( [pid 20025] setpgid(0, 0 [pid 20024] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20023] <... openat resumed>) = 3 [pid 20022] <... futex resumed>) = 0 [pid 20020] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20019] <... futex resumed>) = 0 [pid 20018] <... futex resumed>) = 0 [pid 20027] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20026] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20025] <... setpgid resumed>) = 0 [pid 20024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20023] write(3, "1000", 4 [pid 20022] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20020] <... futex resumed>) = 0 [pid 20019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20018] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20027] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20026] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20024] perf_event_open(NULL, -1, 0, -1, 0 [pid 20023] <... write resumed>) = 4 [pid 20022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20020] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20019] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20027] <... futex resumed>) = 0 [pid 20026] <... futex resumed>) = 0 [pid 20025] <... openat resumed>) = 3 [pid 20024] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20023] close(3 [pid 20022] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20019] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20018] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20027] perf_event_open(NULL, -1, 0, -1, 0 [pid 20026] perf_event_open(NULL, -1, 0, -1, 0 [pid 20025] write(3, "1000", 4 [pid 20024] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20023] <... close resumed>) = 0 [pid 20022] <... futex resumed>) = 0 [pid 20027] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20026] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20025] <... write resumed>) = 4 [pid 20024] <... futex resumed>) = 1 [pid 20023] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20022] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20020] <... futex resumed>) = 0 [pid 20019] <... mprotect resumed>) = 0 [pid 20018] <... futex resumed>) = 0 [pid 20027] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20026] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20025] close(3 [pid 20024] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20023] <... futex resumed>) = 0 [pid 20022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20020] exit_group(0 [pid 20019] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20018] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20027] <... futex resumed>) = 0 [pid 20026] <... futex resumed>) = 0 [pid 20025] <... close resumed>) = 0 [pid 20024] <... futex resumed>) = ? [pid 20023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20022] exit_group(0 [pid 20020] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20028 attached [pid 20026] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20025] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20024] +++ exited with 0 +++ [pid 20023] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20022] <... exit_group resumed>) = ? [pid 20018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20028] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20027] +++ exited with 0 +++ [pid 20025] <... futex resumed>) = 0 [pid 20020] +++ exited with 0 +++ [pid 20019] <... clone resumed>, parent_tid=[20028], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20028 [pid 20018] exit_group(0 [pid 20028] <... set_robust_list resumed>) = 0 [pid 20026] <... futex resumed>) = ? [pid 20025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20023] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20022] +++ exited with 0 +++ [pid 20019] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20018] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20028] perf_event_open( [pid 20026] +++ exited with 0 +++ [pid 20025] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20023] <... mprotect resumed>) = 0 [pid 20019] <... futex resumed>) = 0 [pid 20023] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20029], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20029 [pid 20023] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20023] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20018] +++ exited with 0 +++ ./strace-static-x86_64: Process 20029 attached [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20019] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20025] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20029] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20029] <... set_robust_list resumed>) = 0 [pid 20025] <... mprotect resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20029] perf_event_open( [pid 20025] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20030 attached [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20030] set_robust_list(0x5555558625e0, 24) = 0 [pid 20030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20025] <... clone resumed>, parent_tid=[20031], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20031 [pid 20025] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20033 [pid 20028] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20032 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20030 ./strace-static-x86_64: Process 20033 attached ./strace-static-x86_64: Process 20031 attached ./strace-static-x86_64: Process 20032 attached [pid 20028] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20025] <... futex resumed>) = 0 [pid 20030] <... prctl resumed>) = 0 [pid 20025] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20019] <... futex resumed>) = 0 [pid 20028] <... futex resumed>) = 1 [pid 20033] set_robust_list(0x5555558625e0, 24 [pid 20019] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20028] perf_event_open(NULL, -1, 0, -1, 0 [pid 20031] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20033] <... set_robust_list resumed>) = 0 [pid 20028] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20019] <... futex resumed>) = 0 [pid 20030] setpgid(0, 0 [pid 20031] <... set_robust_list resumed>) = 0 [pid 20028] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20019] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20028] <... futex resumed>) = 0 [pid 20028] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20019] exit_group(0 [pid 20028] <... futex resumed>) = ? [pid 20019] <... exit_group resumed>) = ? [pid 20029] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20029] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20023] <... futex resumed>) = 0 [pid 20029] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20028] +++ exited with 0 +++ [pid 20031] perf_event_open( [pid 20023] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20019] +++ exited with 0 +++ [pid 20033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20032] set_robust_list(0x5555558625e0, 24 [pid 20030] <... setpgid resumed>) = 0 [pid 20033] <... prctl resumed>) = 0 [pid 20032] <... set_robust_list resumed>) = 0 [pid 20031] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20023] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20033] setpgid(0, 0 [pid 20032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20031] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20030] <... openat resumed>) = 3 [pid 20029] perf_event_open(NULL, -1, 0, -1, 0 [pid 20023] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20033] <... setpgid resumed>) = 0 [pid 20032] <... prctl resumed>) = 0 [pid 20031] <... futex resumed>) = 1 [pid 20030] write(3, "1000", 4 [pid 20029] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20025] <... futex resumed>) = 0 [pid 20033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20032] setpgid(0, 0 [pid 20031] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20030] <... write resumed>) = 4 [pid 20029] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20025] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20033] <... openat resumed>) = 3 [pid 20032] <... setpgid resumed>) = 0 [pid 20031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20030] close(3 [pid 20029] <... futex resumed>) = 1 [pid 20025] <... futex resumed>) = 0 [pid 20023] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20034 attached [pid 20033] write(3, "1000", 4 [pid 20032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20031] perf_event_open(NULL, -1, 0, -1, 0 [pid 20030] <... close resumed>) = 0 [pid 20029] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20025] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20023] exit_group(0 [pid 20033] <... write resumed>) = 4 [pid 20032] <... openat resumed>) = 3 [pid 20031] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20030] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20029] <... futex resumed>) = ? [pid 20023] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20034 [pid 20034] set_robust_list(0x5555558625e0, 24 [pid 20033] close(3 [pid 20032] write(3, "1000", 4 [pid 20031] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20030] <... futex resumed>) = 0 [pid 20029] +++ exited with 0 +++ [pid 20033] <... close resumed>) = 0 [pid 20032] <... write resumed>) = 4 [pid 20031] <... futex resumed>) = 1 [pid 20030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20025] <... futex resumed>) = 0 [pid 20023] +++ exited with 0 +++ [pid 20034] <... set_robust_list resumed>) = 0 [pid 20033] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20032] close(3 [pid 20031] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20025] exit_group(0 [pid 20033] <... futex resumed>) = 0 [pid 20025] <... exit_group resumed>) = ? [pid 20031] <... futex resumed>) = ? [pid 20032] <... close resumed>) = 0 [pid 20030] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20032] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20031] +++ exited with 0 +++ [pid 20030] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20025] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20034] <... prctl resumed>) = 0 [pid 20033] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20032] <... futex resumed>) = 0 [pid 20030] <... mprotect resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20034] setpgid(0, 0 [pid 20033] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20030] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20035 attached [pid 20034] <... setpgid resumed>) = 0 [pid 20033] <... mprotect resumed>) = 0 [pid 20032] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20035] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20033] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20032] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20030] <... clone resumed>, parent_tid=[20035], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20035 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20035] <... set_robust_list resumed>) = 0 [pid 20034] <... openat resumed>) = 3 [pid 20030] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20032] <... mprotect resumed>) = 0 [pid 20030] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20036 attached ./strace-static-x86_64: Process 20038 attached [pid 20035] perf_event_open( [pid 20034] write(3, "1000", 4 [pid 20033] <... clone resumed>, parent_tid=[20036], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20036 [pid 20032] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20030] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20036] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20034] <... write resumed>) = 4 [pid 20033] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20037 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20038 [pid 20035] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20034] close(3 [pid 20033] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20037 attached [pid 20034] <... close resumed>) = 0 [pid 20033] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20032] <... clone resumed>, parent_tid=[20039], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20039 [pid 20035] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20037] set_robust_list(0x5555558625e0, 24 [pid 20036] <... set_robust_list resumed>) = 0 [pid 20035] <... futex resumed>) = 1 [pid 20034] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20032] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20030] <... futex resumed>) = 0 [pid 20037] <... set_robust_list resumed>) = 0 [pid 20035] perf_event_open(NULL, -1, 0, -1, 0 [pid 20034] <... futex resumed>) = 0 [pid 20032] <... futex resumed>) = 0 [pid 20030] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20036] perf_event_open(./strace-static-x86_64: Process 20039 attached [pid 20037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20035] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20032] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20030] <... futex resumed>) = 0 [pid 20036] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20039] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20037] <... prctl resumed>) = 0 [pid 20036] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20035] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20034] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20030] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20039] <... set_robust_list resumed>) = 0 [pid 20037] setpgid(0, 0 [pid 20036] <... futex resumed>) = 1 [pid 20035] <... futex resumed>) = 0 [pid 20034] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20033] <... futex resumed>) = 0 [pid 20030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20039] perf_event_open( [pid 20038] set_robust_list(0x5555558625e0, 24 [pid 20037] <... setpgid resumed>) = 0 [pid 20036] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20035] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20034] <... mprotect resumed>) = 0 [pid 20033] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20030] exit_group(0 [pid 20039] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20038] <... set_robust_list resumed>) = 0 [pid 20037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20035] <... futex resumed>) = ? [pid 20034] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20033] <... futex resumed>) = 0 [pid 20030] <... exit_group resumed>) = ? [pid 20039] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20037] <... openat resumed>) = 3 [pid 20036] perf_event_open(NULL, -1, 0, -1, 0 [pid 20035] +++ exited with 0 +++ [pid 20033] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20040 attached [pid 20039] <... futex resumed>) = 1 [pid 20038] <... prctl resumed>) = 0 [pid 20037] write(3, "1000", 4 [pid 20036] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20034] <... clone resumed>, parent_tid=[20040], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20040 [pid 20032] <... futex resumed>) = 0 [pid 20030] +++ exited with 0 +++ [pid 20040] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20039] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20038] setpgid(0, 0 [pid 20037] <... write resumed>) = 4 [pid 20036] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20034] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20032] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20040] <... set_robust_list resumed>) = 0 [pid 20039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20038] <... setpgid resumed>) = 0 [pid 20037] close(3 [pid 20036] <... futex resumed>) = 1 [pid 20034] <... futex resumed>) = 0 [pid 20033] <... futex resumed>) = 0 [pid 20032] <... futex resumed>) = 0 [pid 20040] perf_event_open( [pid 20039] perf_event_open(NULL, -1, 0, -1, 0 [pid 20038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20037] <... close resumed>) = 0 [pid 20036] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20034] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20033] exit_group(0 [pid 20032] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20040] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20039] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20038] <... openat resumed>) = 3 [pid 20037] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20036] <... futex resumed>) = ? [pid 20033] <... exit_group resumed>) = ? [pid 20040] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20039] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20038] write(3, "1000", 4 [pid 20037] <... futex resumed>) = 0 [pid 20036] +++ exited with 0 +++ [pid 20040] <... futex resumed>) = 1 [pid 20039] <... futex resumed>) = 1 [pid 20038] <... write resumed>) = 4 [pid 20037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20034] <... futex resumed>) = 0 [pid 20033] +++ exited with 0 +++ [pid 20032] <... futex resumed>) = 0 [pid 20040] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20039] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20038] close(3 [pid 20037] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20034] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20032] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20039] <... futex resumed>) = ? [pid 20038] <... close resumed>) = 0 [pid 20037] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20034] <... futex resumed>) = 0 [pid 20032] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20040] perf_event_open(NULL, -1, 0, -1, 0 [pid 20039] +++ exited with 0 +++ [pid 20038] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20037] <... mprotect resumed>) = 0 [pid 20034] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20038] <... futex resumed>) = 0 [pid 20038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20038] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20032] +++ exited with 0 +++ [pid 20038] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20042 attached ./strace-static-x86_64: Process 20043 attached ./strace-static-x86_64: Process 20041 attached [pid 20040] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20037] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20042] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20040] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20038] <... clone resumed>, parent_tid=[20042], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20042 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20043 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20041 [pid 20040] <... futex resumed>) = 1 [pid 20038] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20037] <... clone resumed>, parent_tid=[20044], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20044 [pid 20034] <... futex resumed>) = 0 [pid 20040] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20038] <... futex resumed>) = 0 [pid 20042] <... set_robust_list resumed>) = 0 [pid 20037] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20034] exit_group(0 [pid 20043] set_robust_list(0x5555558625e0, 24 [pid 20040] <... futex resumed>) = ? [pid 20038] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20037] <... futex resumed>) = 0 [pid 20034] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20045 attached ./strace-static-x86_64: Process 20044 attached [pid 20043] <... set_robust_list resumed>) = 0 [pid 20042] perf_event_open( [pid 20041] set_robust_list(0x5555558625e0, 24 [pid 20040] +++ exited with 0 +++ [pid 20037] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20034] +++ exited with 0 +++ [pid 20045] set_robust_list(0x5555558625e0, 24 [pid 20044] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20042] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20044] <... set_robust_list resumed>) = 0 [pid 20042] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20045 [pid 20045] <... set_robust_list resumed>) = 0 [pid 20044] perf_event_open( [pid 20043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20042] <... futex resumed>) = 1 [pid 20041] <... set_robust_list resumed>) = 0 [pid 20038] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20044] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20043] <... prctl resumed>) = 0 [pid 20042] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20038] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20044] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20038] <... futex resumed>) = 0 [pid 20044] <... futex resumed>) = 1 [pid 20038] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20037] <... futex resumed>) = 0 [pid 20042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20044] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20043] setpgid(0, 0 [pid 20041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20037] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20042] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20046 [pid 20045] <... prctl resumed>) = 0 [pid 20044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20043] <... setpgid resumed>) = 0 [pid 20042] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20041] <... prctl resumed>) = 0 [pid 20037] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20046 attached [pid 20044] perf_event_open(NULL, -1, 0, -1, 0 [pid 20042] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20041] setpgid(0, 0 [pid 20037] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20046] set_robust_list(0x5555558625e0, 24 [pid 20045] setpgid(0, 0 [pid 20044] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20042] <... futex resumed>) = 1 [pid 20041] <... setpgid resumed>) = 0 [pid 20038] <... futex resumed>) = 0 [pid 20046] <... set_robust_list resumed>) = 0 [pid 20045] <... setpgid resumed>) = 0 [pid 20044] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20043] <... openat resumed>) = 3 [pid 20042] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20038] exit_group(0 [pid 20046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20044] <... futex resumed>) = 1 [pid 20043] write(3, "1000", 4 [pid 20042] <... futex resumed>) = ? [pid 20038] <... exit_group resumed>) = ? [pid 20037] <... futex resumed>) = 0 [pid 20041] <... openat resumed>) = 3 [pid 20046] <... prctl resumed>) = 0 [pid 20045] <... openat resumed>) = 3 [pid 20044] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20043] <... write resumed>) = 4 [pid 20042] +++ exited with 0 +++ [pid 20041] write(3, "1000", 4 [pid 20046] setpgid(0, 0 [pid 20045] write(3, "1000", 4 [pid 20043] close(3 [pid 20041] <... write resumed>) = 4 [pid 20038] +++ exited with 0 +++ [pid 20037] exit_group(0 [pid 20046] <... setpgid resumed>) = 0 [pid 20045] <... write resumed>) = 4 [pid 20044] <... futex resumed>) = ? [pid 20043] <... close resumed>) = 0 [pid 20041] close(3 [pid 20037] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20038, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20045] close(3 [pid 20044] +++ exited with 0 +++ [pid 20043] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20041] <... close resumed>) = 0 [pid 20037] +++ exited with 0 +++ [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20046] <... openat resumed>) = 3 [pid 20045] <... close resumed>) = 0 [pid 20043] <... futex resumed>) = 0 [pid 20041] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... restart_syscall resumed>) = 0 [pid 20046] write(3, "1000", 4 [pid 20045] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20041] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20046] <... write resumed>) = 4 [pid 20045] <... futex resumed>) = 0 [pid 20043] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20046] close(3 [pid 20045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20043] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20041] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20046] <... close resumed>) = 0 [pid 20045] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20043] <... mprotect resumed>) = 0 [pid 20041] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20046] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20046] <... futex resumed>) = 0 [pid 20045] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20043] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20041] <... mprotect resumed>) = 0 [pid 20046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20045] <... mprotect resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20048 [pid 20046] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20041] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20046] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20045] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20046] <... mprotect resumed>) = 0 [pid 20043] <... clone resumed>, parent_tid=[20049], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20049 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20047 ./strace-static-x86_64: Process 20050 attached ./strace-static-x86_64: Process 20049 attached ./strace-static-x86_64: Process 20047 attached [pid 20046] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20045] <... clone resumed>, parent_tid=[20051], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20051 [pid 20043] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20041] <... clone resumed>, parent_tid=[20050], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20050 ./strace-static-x86_64: Process 20052 attached ./strace-static-x86_64: Process 20051 attached ./strace-static-x86_64: Process 20048 attached [pid 20050] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20049] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20047] set_robust_list(0x5555558625e0, 24 [pid 20045] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20043] <... futex resumed>) = 0 [pid 20041] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20052] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20051] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20050] <... set_robust_list resumed>) = 0 [pid 20049] <... set_robust_list resumed>) = 0 [pid 20048] set_robust_list(0x5555558625e0, 24 [pid 20047] <... set_robust_list resumed>) = 0 [pid 20046] <... clone resumed>, parent_tid=[20052], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20052 [pid 20045] <... futex resumed>) = 0 [pid 20043] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20041] <... futex resumed>) = 0 [pid 20048] <... set_robust_list resumed>) = 0 [pid 20047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20046] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20045] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20041] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20050] perf_event_open( [pid 20049] perf_event_open( [pid 20048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20047] <... prctl resumed>) = 0 [pid 20046] <... futex resumed>) = 0 [pid 20050] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20049] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20048] <... prctl resumed>) = 0 [pid 20047] setpgid(0, 0 [pid 20046] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20052] <... set_robust_list resumed>) = 0 [pid 20051] <... set_robust_list resumed>) = 0 [pid 20050] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20049] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20048] setpgid(0, 0 [pid 20047] <... setpgid resumed>) = 0 [pid 20052] perf_event_open( [pid 20051] perf_event_open( [pid 20050] <... futex resumed>) = 1 [pid 20049] <... futex resumed>) = 1 [pid 20048] <... setpgid resumed>) = 0 [pid 20047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20043] <... futex resumed>) = 0 [pid 20041] <... futex resumed>) = 0 [pid 20052] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20051] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20050] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20049] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20047] <... openat resumed>) = 3 [pid 20043] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20041] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20052] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20051] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20048] <... openat resumed>) = 3 [pid 20047] write(3, "1000", 4 [pid 20043] <... futex resumed>) = 0 [pid 20041] <... futex resumed>) = 0 [pid 20052] <... futex resumed>) = 1 [pid 20051] <... futex resumed>) = 1 [pid 20050] perf_event_open(NULL, -1, 0, -1, 0 [pid 20049] perf_event_open(NULL, -1, 0, -1, 0 [pid 20048] write(3, "1000", 4 [pid 20047] <... write resumed>) = 4 [pid 20046] <... futex resumed>) = 0 [pid 20045] <... futex resumed>) = 0 [pid 20043] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20041] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20052] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20051] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20050] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20049] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20048] <... write resumed>) = 4 [pid 20047] close(3 [pid 20046] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20045] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20050] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20049] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20048] close(3 [pid 20047] <... close resumed>) = 0 [pid 20046] <... futex resumed>) = 0 [pid 20045] <... futex resumed>) = 0 [pid 20052] perf_event_open(NULL, -1, 0, -1, 0 [pid 20051] perf_event_open(NULL, -1, 0, -1, 0 [pid 20050] <... futex resumed>) = 1 [pid 20049] <... futex resumed>) = 1 [pid 20048] <... close resumed>) = 0 [pid 20047] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20046] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20045] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20043] <... futex resumed>) = 0 [pid 20041] <... futex resumed>) = 0 [pid 20052] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20051] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20050] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20049] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20048] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20047] <... futex resumed>) = 0 [pid 20043] exit_group(0 [pid 20041] exit_group(0 [pid 20052] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20051] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20050] <... futex resumed>) = ? [pid 20049] <... futex resumed>) = ? [pid 20048] <... futex resumed>) = 0 [pid 20047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20043] <... exit_group resumed>) = ? [pid 20041] <... exit_group resumed>) = ? [pid 20052] <... futex resumed>) = 1 [pid 20051] <... futex resumed>) = 1 [pid 20050] +++ exited with 0 +++ [pid 20049] +++ exited with 0 +++ [pid 20048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20047] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20046] <... futex resumed>) = 0 [pid 20045] <... futex resumed>) = 0 [pid 20048] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20047] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20046] exit_group(0 [pid 20048] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20047] <... mprotect resumed>) = 0 [pid 20046] <... exit_group resumed>) = ? [pid 20043] +++ exited with 0 +++ [pid 20051] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20048] <... mprotect resumed>) = 0 [pid 20047] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20045] exit_group(0 [pid 20041] +++ exited with 0 +++ [pid 20048] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20052] +++ exited with 0 +++ [pid 20047] <... clone resumed>, parent_tid=[20053], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20053 [pid 20046] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20055 attached ./strace-static-x86_64: Process 20054 attached [pid 20051] <... futex resumed>) = ? [pid 20048] <... clone resumed>, parent_tid=[20054], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20054 [pid 20047] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20045] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20048] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20047] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20055 [pid 20051] +++ exited with 0 +++ [pid 20048] <... futex resumed>) = 0 [pid 20047] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20048] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20056 attached [pid 20055] set_robust_list(0x5555558625e0, 24 [pid 20054] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20045] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20056 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20054] <... set_robust_list resumed>) = 0 [pid 20055] <... set_robust_list resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20053 attached [pid 20053] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20053] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20053] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20054] perf_event_open( [pid 20053] <... futex resumed>) = 1 [pid 20047] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20057 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20054] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20053] perf_event_open(NULL, -1, 0, -1, 0 [pid 20047] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20053] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20047] <... futex resumed>) = 0 [pid 20053] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20047] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20053] <... futex resumed>) = 0 [pid 20047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20057 attached [pid 20054] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20053] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20047] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20058 ./strace-static-x86_64: Process 20058 attached [pid 20057] set_robust_list(0x5555558625e0, 24 [pid 20056] set_robust_list(0x5555558625e0, 24 [pid 20055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20054] <... futex resumed>) = 1 [pid 20053] <... futex resumed>) = ? [pid 20048] <... futex resumed>) = 0 [pid 20047] <... exit_group resumed>) = ? [pid 20058] set_robust_list(0x5555558625e0, 24 [pid 20057] <... set_robust_list resumed>) = 0 [pid 20056] <... set_robust_list resumed>) = 0 [pid 20055] <... prctl resumed>) = 0 [pid 20054] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20053] +++ exited with 0 +++ [pid 20048] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20047] +++ exited with 0 +++ [pid 20057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20055] setpgid(0, 0 [pid 20054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20048] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20057] <... prctl resumed>) = 0 [pid 20055] <... setpgid resumed>) = 0 [pid 20054] perf_event_open(NULL, -1, 0, -1, 0 [pid 20048] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20057] setpgid(0, 0 [pid 20055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20054] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20057] <... setpgid resumed>) = 0 [pid 20054] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20055] <... openat resumed>) = 3 [pid 20054] <... futex resumed>) = 1 [pid 20048] <... futex resumed>) = 0 [pid 20058] <... set_robust_list resumed>) = 0 [pid 20057] <... openat resumed>) = 3 [pid 20056] <... prctl resumed>) = 0 [pid 20055] write(3, "1000", 4 [pid 20054] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20048] exit_group(0 [pid 20058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20057] write(3, "1000", 4 [pid 20056] setpgid(0, 0 [pid 20055] <... write resumed>) = 4 [pid 20054] <... futex resumed>) = ? [pid 20048] <... exit_group resumed>) = ? [pid 20058] <... prctl resumed>) = 0 [pid 20057] <... write resumed>) = 4 [pid 20056] <... setpgid resumed>) = 0 [pid 20055] close(3 [pid 20054] +++ exited with 0 +++ [pid 20058] setpgid(0, 0 [pid 20057] close(3 [pid 20056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20048] +++ exited with 0 +++ [pid 20055] <... close resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20058] <... setpgid resumed>) = 0 [pid 20057] <... close resumed>) = 0 [pid 20056] <... openat resumed>) = 3 [pid 20055] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20057] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20056] write(3, "1000", 4 [pid 20055] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20060 attached [pid 20058] <... openat resumed>) = 3 [pid 20057] <... futex resumed>) = 0 [pid 20056] <... write resumed>) = 4 [pid 20055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20059 [pid 20058] write(3, "1000", 4 [pid 20057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20056] close(3 [pid 20055] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20060 ./strace-static-x86_64: Process 20059 attached [pid 20060] set_robust_list(0x5555558625e0, 24 [pid 20058] <... write resumed>) = 4 [pid 20057] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20056] <... close resumed>) = 0 [pid 20055] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20059] set_robust_list(0x5555558625e0, 24 [pid 20058] close(3 [pid 20057] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20056] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20055] <... mprotect resumed>) = 0 [pid 20059] <... set_robust_list resumed>) = 0 [pid 20058] <... close resumed>) = 0 [pid 20057] <... mprotect resumed>) = 0 [pid 20059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20055] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20057] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20059] <... prctl resumed>) = 0 [pid 20058] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20056] <... futex resumed>) = 0 [pid 20059] setpgid(0, 0 [pid 20058] <... futex resumed>) = 0 [pid 20056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20055] <... clone resumed>, parent_tid=[20061], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20061 [pid 20059] <... setpgid resumed>) = 0 [pid 20058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20057] <... clone resumed>, parent_tid=[20062], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20062 [pid 20056] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20055] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20058] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20057] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20056] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20055] <... futex resumed>) = 0 [pid 20060] <... set_robust_list resumed>) = 0 [pid 20059] <... openat resumed>) = 3 [pid 20058] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20057] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20062 attached [pid 20059] write(3, "1000", 4./strace-static-x86_64: Process 20061 attached [pid 20062] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20059] <... write resumed>) = 4 [pid 20062] <... set_robust_list resumed>) = 0 [pid 20061] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20059] close(3 [pid 20056] <... mprotect resumed>) = 0 [pid 20055] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20062] perf_event_open( [pid 20061] <... set_robust_list resumed>) = 0 [pid 20060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20059] <... close resumed>) = 0 [pid 20058] <... mprotect resumed>) = 0 [pid 20057] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20056] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20062] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20061] perf_event_open( [pid 20060] <... prctl resumed>) = 0 [pid 20059] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20058] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20064 attached [pid 20062] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20061] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20060] setpgid(0, 0 [pid 20059] <... futex resumed>) = 0 [pid 20056] <... clone resumed>, parent_tid=[20063], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20063 [pid 20064] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20062] <... futex resumed>) = 1 [pid 20061] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20060] <... setpgid resumed>) = 0 [pid 20059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20058] <... clone resumed>, parent_tid=[20064], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20064 [pid 20057] <... futex resumed>) = 0 [pid 20056] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20064] <... set_robust_list resumed>) = 0 [pid 20062] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20061] <... futex resumed>) = 1 [pid 20060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20059] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20058] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20057] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20056] <... futex resumed>) = 0 [pid 20055] <... futex resumed>) = 0 [pid 20064] perf_event_open( [pid 20062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20061] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20060] <... openat resumed>) = 3 [pid 20059] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20058] <... futex resumed>) = 0 [pid 20057] <... futex resumed>) = 0 [pid 20056] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20055] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20064] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20062] perf_event_open(NULL, -1, 0, -1, 0 [pid 20061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20060] write(3, "1000", 4 [pid 20059] <... mprotect resumed>) = 0 [pid 20058] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20057] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20055] <... futex resumed>) = 0 [pid 20064] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20062] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20061] perf_event_open(NULL, -1, 0, -1, 0 [pid 20060] <... write resumed>) = 4 [pid 20059] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20055] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20065 attached [pid 20064] <... futex resumed>) = 0 [pid 20062] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20061] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20060] close(3 [pid 20058] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20063 attached [pid 20064] perf_event_open(NULL, -1, 0, -1, 0 [pid 20062] <... futex resumed>) = 1 [pid 20061] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20060] <... close resumed>) = 0 [pid 20059] <... clone resumed>, parent_tid=[20065], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20065 [pid 20058] <... futex resumed>) = 0 [pid 20057] <... futex resumed>) = 0 [pid 20065] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20064] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20063] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20062] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20061] <... futex resumed>) = 1 [pid 20060] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20059] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20058] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20057] exit_group(0 [pid 20055] <... futex resumed>) = 0 [pid 20065] <... set_robust_list resumed>) = 0 [pid 20064] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20063] <... set_robust_list resumed>) = 0 [pid 20062] <... futex resumed>) = ? [pid 20061] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20060] <... futex resumed>) = 0 [pid 20059] <... futex resumed>) = 0 [pid 20058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20057] <... exit_group resumed>) = ? [pid 20055] exit_group(0 [pid 20065] perf_event_open( [pid 20064] <... futex resumed>) = 0 [pid 20063] perf_event_open( [pid 20062] +++ exited with 0 +++ [pid 20061] <... futex resumed>) = ? [pid 20060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20059] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20058] exit_group(0 [pid 20057] +++ exited with 0 +++ [pid 20055] <... exit_group resumed>) = ? [pid 20065] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20064] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20063] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20061] +++ exited with 0 +++ [pid 20060] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20065] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20063] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20065] <... futex resumed>) = 1 [pid 20063] <... futex resumed>) = 1 [pid 20059] <... futex resumed>) = 0 [pid 20056] <... futex resumed>) = 0 [pid 20065] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20063] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20059] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20056] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20060] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20059] <... futex resumed>) = 0 [pid 20058] <... exit_group resumed>) = ? [pid 20064] <... futex resumed>) = ? [pid 20056] <... futex resumed>) = 0 [pid 20055] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20065] perf_event_open(NULL, -1, 0, -1, 0 [pid 20063] perf_event_open(NULL, -1, 0, -1, 0 [pid 20060] <... mprotect resumed>) = 0 [pid 20059] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20056] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20065] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20063] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20065] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20064] +++ exited with 0 +++ [pid 20063] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20058] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 20065] <... futex resumed>) = 1 [pid 20063] <... futex resumed>) = 1 [pid 20060] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20059] <... futex resumed>) = 0 [pid 20056] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20066 attached [pid 20065] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20063] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20059] exit_group(0 [pid 20056] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20058, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 20067 attached [pid 20066] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20065] <... futex resumed>) = ? [pid 20063] <... futex resumed>) = ? [pid 20060] <... clone resumed>, parent_tid=[20066], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20066 [pid 20059] <... exit_group resumed>) = ? [pid 20056] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20068 attached [pid 20067] set_robust_list(0x5555558625e0, 24 [pid 20066] <... set_robust_list resumed>) = 0 [pid 20065] +++ exited with 0 +++ [pid 20063] +++ exited with 0 +++ [pid 20060] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20059] +++ exited with 0 +++ [pid 20056] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20067 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20068] set_robust_list(0x5555558625e0, 24 [pid 20067] <... set_robust_list resumed>) = 0 [pid 20066] perf_event_open( [pid 20060] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20068 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20068] <... set_robust_list resumed>) = 0 [pid 20067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20066] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20060] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20067] <... prctl resumed>) = 0 [pid 20066] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... restart_syscall resumed>) = 0 [pid 20068] <... prctl resumed>) = 0 [pid 20067] setpgid(0, 0 [pid 20066] <... futex resumed>) = 0 [pid 20060] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20067] <... setpgid resumed>) = 0 [pid 20067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20066] perf_event_open(NULL, -1, 0, -1, 0 [pid 20060] <... futex resumed>) = 0 [pid 20068] setpgid(0, 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20069 attached [pid 20068] <... setpgid resumed>) = 0 [pid 20067] <... openat resumed>) = 3 [pid 20066] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20060] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20069 [pid 20069] set_robust_list(0x5555558625e0, 24 [pid 20068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20067] write(3, "1000", 4 [pid 20066] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20069] <... set_robust_list resumed>) = 0 [pid 20068] <... openat resumed>) = 3 [pid 20067] <... write resumed>) = 4 [pid 20066] <... futex resumed>) = 0 [pid 20060] exit_group(0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20070 ./strace-static-x86_64: Process 20070 attached [pid 20069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20068] write(3, "1000", 4 [pid 20067] close(3 [pid 20060] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20071 attached [pid 20070] set_robust_list(0x5555558625e0, 24 [pid 20069] <... prctl resumed>) = 0 [pid 20068] <... write resumed>) = 4 [pid 20067] <... close resumed>) = 0 [pid 20066] +++ exited with 0 +++ [pid 20060] +++ exited with 0 +++ [pid 20071] set_robust_list(0x5555558625e0, 24 [pid 20069] setpgid(0, 0 [pid 20068] close(3 [pid 20067] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20071 [pid 20070] <... set_robust_list resumed>) = 0 [pid 20071] <... set_robust_list resumed>) = 0 [pid 20069] <... setpgid resumed>) = 0 [pid 20068] <... close resumed>) = 0 [pid 20067] <... futex resumed>) = 0 [pid 20071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20068] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20071] <... prctl resumed>) = 0 [pid 20070] <... prctl resumed>) = 0 [pid 20069] <... openat resumed>) = 3 [pid 20068] <... futex resumed>) = 0 [pid 20067] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20071] setpgid(0, 0 [pid 20070] setpgid(0, 0 [pid 20069] write(3, "1000", 4 [pid 20068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20067] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20071] <... setpgid resumed>) = 0 [pid 20070] <... setpgid resumed>) = 0 [pid 20069] <... write resumed>) = 4 [pid 20068] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20067] <... mprotect resumed>) = 0 [pid 20071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20069] close(3 [pid 20068] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20067] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20072 attached ./strace-static-x86_64: Process 20073 attached [pid 20071] <... openat resumed>) = 3 [pid 20070] <... openat resumed>) = 3 [pid 20069] <... close resumed>) = 0 [pid 20068] <... mprotect resumed>) = 0 [pid 20073] set_robust_list(0x5555558625e0, 24 [pid 20072] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20071] write(3, "1000", 4 [pid 20070] write(3, "1000", 4 [pid 20069] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20068] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20067] <... clone resumed>, parent_tid=[20072], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20072 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20073 [pid 20073] <... set_robust_list resumed>) = 0 [pid 20071] <... write resumed>) = 4 [pid 20070] <... write resumed>) = 4 [pid 20069] <... futex resumed>) = 0 [pid 20067] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20074 attached [pid 20073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20072] <... set_robust_list resumed>) = 0 [pid 20071] close(3 [pid 20070] close(3 [pid 20069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20068] <... clone resumed>, parent_tid=[20074], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20074 [pid 20067] <... futex resumed>) = 0 [pid 20073] <... prctl resumed>) = 0 [pid 20071] <... close resumed>) = 0 [pid 20069] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20068] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20067] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20073] setpgid(0, 0 [pid 20071] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20069] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20068] <... futex resumed>) = 0 [pid 20073] <... setpgid resumed>) = 0 [pid 20072] perf_event_open( [pid 20071] <... futex resumed>) = 0 [pid 20070] <... close resumed>) = 0 [pid 20069] <... mprotect resumed>) = 0 [pid 20068] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20074] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20072] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20070] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20069] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20075 attached [pid 20074] <... set_robust_list resumed>) = 0 [pid 20073] <... openat resumed>) = 3 [pid 20072] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20071] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20070] <... futex resumed>) = 0 [pid 20075] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20074] perf_event_open( [pid 20073] write(3, "1000", 4 [pid 20071] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20069] <... clone resumed>, parent_tid=[20075], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20075 [pid 20073] <... write resumed>) = 4 [pid 20072] <... futex resumed>) = 1 [pid 20071] <... mprotect resumed>) = 0 [pid 20070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20069] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20067] <... futex resumed>) = 0 [pid 20074] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20073] close(3 [pid 20072] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20071] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20070] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20069] <... futex resumed>) = 0 [pid 20067] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20076 attached [pid 20074] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20073] <... close resumed>) = 0 [pid 20072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20070] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20069] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20067] <... futex resumed>) = 0 [pid 20075] <... set_robust_list resumed>) = 0 [pid 20073] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20071] <... clone resumed>, parent_tid=[20076], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20076 [pid 20067] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20073] <... futex resumed>) = 0 [pid 20071] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20071] <... futex resumed>) = 0 [pid 20073] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20071] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20074] <... futex resumed>) = 1 [pid 20073] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20072] perf_event_open(NULL, -1, 0, -1, 0 [pid 20070] <... mprotect resumed>) = 0 [pid 20068] <... futex resumed>) = 0 [pid 20075] perf_event_open( [pid 20074] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20073] <... mprotect resumed>) = 0 [pid 20072] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20070] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20068] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20077 attached [pid 20076] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20075] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20073] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20072] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20068] <... futex resumed>) = 0 [pid 20075] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20074] perf_event_open(NULL, -1, 0, -1, 0 [pid 20072] <... futex resumed>) = 1 [pid 20070] <... clone resumed>, parent_tid=[20077], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20077 [pid 20068] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20067] <... futex resumed>) = 0 [pid 20077] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 20078 attached [pid 20076] <... set_robust_list resumed>) = 0 [pid 20075] <... futex resumed>) = 1 [pid 20074] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20073] <... clone resumed>, parent_tid=[20078], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20078 [pid 20072] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20070] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20069] <... futex resumed>) = 0 [pid 20067] exit_group(0 [pid 20078] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20077] <... set_robust_list resumed>) = 0 [pid 20076] perf_event_open( [pid 20075] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20074] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20073] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20072] <... futex resumed>) = ? [pid 20070] <... futex resumed>) = 0 [pid 20069] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20067] <... exit_group resumed>) = ? [pid 20078] <... set_robust_list resumed>) = 0 [pid 20077] perf_event_open( [pid 20076] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20074] <... futex resumed>) = 1 [pid 20073] <... futex resumed>) = 0 [pid 20072] +++ exited with 0 +++ [pid 20070] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20069] <... futex resumed>) = 0 [pid 20068] <... futex resumed>) = 0 [pid 20078] perf_event_open( [pid 20077] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20076] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20075] perf_event_open(NULL, -1, 0, -1, 0 [pid 20074] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20073] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20069] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20068] exit_group(0 [pid 20067] +++ exited with 0 +++ [pid 20078] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20077] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20076] <... futex resumed>) = 1 [pid 20075] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20074] <... futex resumed>) = ? [pid 20071] <... futex resumed>) = 0 [pid 20068] <... exit_group resumed>) = ? [pid 20078] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20077] <... futex resumed>) = 1 [pid 20076] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20075] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20071] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20070] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20078] <... futex resumed>) = 1 [pid 20077] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20073] <... futex resumed>) = 0 [pid 20071] <... futex resumed>) = 0 [pid 20078] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20076] perf_event_open(NULL, -1, 0, -1, 0 [pid 20075] <... futex resumed>) = 1 [pid 20074] +++ exited with 0 +++ [pid 20073] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20071] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20070] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20069] <... futex resumed>) = 0 [pid 20068] +++ exited with 0 +++ [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20077] <... futex resumed>) = 0 [pid 20076] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20075] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20073] <... futex resumed>) = 0 [pid 20070] <... futex resumed>) = 1 [pid 20069] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... restart_syscall resumed>) = 0 [pid 20078] perf_event_open(NULL, -1, 0, -1, 0 [pid 20077] perf_event_open(NULL, -1, 0, -1, 0 [pid 20076] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20075] <... futex resumed>) = ? [pid 20073] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20070] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20069] <... exit_group resumed>) = ? [pid 20078] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20077] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20076] <... futex resumed>) = 1 [pid 20075] +++ exited with 0 +++ [pid 20071] <... futex resumed>) = 0 [pid 20078] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20077] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20076] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20071] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20078] <... futex resumed>) = 1 [pid 20077] <... futex resumed>) = 1 [pid 20076] <... futex resumed>) = ? [pid 20073] <... futex resumed>) = 0 [pid 20071] <... exit_group resumed>) = ? [pid 20070] <... futex resumed>) = 0 [pid 20069] +++ exited with 0 +++ [pid 20078] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20077] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20076] +++ exited with 0 +++ [pid 20073] exit_group(0 [pid 20070] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20079 attached [pid 20078] <... futex resumed>) = ? [pid 20077] <... futex resumed>) = ? [pid 20073] <... exit_group resumed>) = ? [pid 20071] +++ exited with 0 +++ [pid 20070] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20079 ./strace-static-x86_64: Process 20080 attached [pid 20079] set_robust_list(0x5555558625e0, 24 [pid 20078] +++ exited with 0 +++ [pid 20077] +++ exited with 0 +++ [pid 20073] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20079] <... set_robust_list resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20070] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20080 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20079] <... prctl resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20079] setpgid(0, 0) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20080] set_robust_list(0x5555558625e0, 24 [pid 20079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20081 attached [pid 20080] <... set_robust_list resumed>) = 0 [pid 20079] <... openat resumed>) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20081] set_robust_list(0x5555558625e0, 24 [pid 20079] write(3, "1000", 4 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20081 [pid 20081] <... set_robust_list resumed>) = 0 [pid 20079] <... write resumed>) = 4 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20083 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20082 [pid 20080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20079] close(3 [pid 20081] <... prctl resumed>) = 0 [pid 20079] <... close resumed>) = 0 [pid 20081] setpgid(0, 0 [pid 20080] <... prctl resumed>) = 0 [pid 20079] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20081] <... setpgid resumed>) = 0 [pid 20080] setpgid(0, 0 [pid 20079] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20084 ./strace-static-x86_64: Process 20084 attached ./strace-static-x86_64: Process 20083 attached ./strace-static-x86_64: Process 20082 attached [pid 20081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20080] <... setpgid resumed>) = 0 [pid 20079] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20081] <... openat resumed>) = 3 [pid 20080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20079] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20081] write(3, "1000", 4 [pid 20079] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20081] <... write resumed>) = 4 [pid 20080] <... openat resumed>) = 3 [pid 20079] <... mprotect resumed>) = 0 [pid 20081] close(3 [pid 20080] write(3, "1000", 4 [pid 20079] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20085 attached [pid 20084] set_robust_list(0x5555558625e0, 24 [pid 20083] set_robust_list(0x5555558625e0, 24 [pid 20082] set_robust_list(0x5555558625e0, 24 [pid 20081] <... close resumed>) = 0 [pid 20080] <... write resumed>) = 4 [pid 20084] <... set_robust_list resumed>) = 0 [pid 20081] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20079] <... clone resumed>, parent_tid=[20085], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20085 [pid 20084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20081] <... futex resumed>) = 0 [pid 20080] close(3 [pid 20079] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20084] <... prctl resumed>) = 0 [pid 20083] <... set_robust_list resumed>) = 0 [pid 20082] <... set_robust_list resumed>) = 0 [pid 20081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20080] <... close resumed>) = 0 [pid 20079] <... futex resumed>) = 0 [pid 20084] setpgid(0, 0 [pid 20083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20081] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20080] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20079] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20085] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20084] <... setpgid resumed>) = 0 [pid 20083] <... prctl resumed>) = 0 [pid 20082] <... prctl resumed>) = 0 [pid 20081] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20080] <... futex resumed>) = 0 [pid 20085] <... set_robust_list resumed>) = 0 [pid 20084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20083] setpgid(0, 0 [pid 20082] setpgid(0, 0 [pid 20081] <... mprotect resumed>) = 0 [pid 20080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20085] perf_event_open( [pid 20084] <... openat resumed>) = 3 [pid 20083] <... setpgid resumed>) = 0 [pid 20082] <... setpgid resumed>) = 0 [pid 20081] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20080] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20085] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20084] write(3, "1000", 4 [pid 20083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20080] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20086 attached [pid 20085] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20084] <... write resumed>) = 4 [pid 20083] <... openat resumed>) = 3 [pid 20082] <... openat resumed>) = 3 [pid 20081] <... clone resumed>, parent_tid=[20086], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20086 [pid 20080] <... mprotect resumed>) = 0 [pid 20086] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20085] <... futex resumed>) = 1 [pid 20084] close(3 [pid 20083] write(3, "1000", 4 [pid 20082] write(3, "1000", 4 [pid 20081] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20080] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20079] <... futex resumed>) = 0 [pid 20085] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20084] <... close resumed>) = 0 [pid 20083] <... write resumed>) = 4 [pid 20082] <... write resumed>) = 4 [pid 20081] <... futex resumed>) = 0 [pid 20079] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20086] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20087 attached [pid 20085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20084] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20083] close(3 [pid 20082] close(3 [pid 20081] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20080] <... clone resumed>, parent_tid=[20087], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20087 [pid 20079] <... futex resumed>) = 0 [pid 20086] perf_event_open( [pid 20087] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20085] perf_event_open(NULL, -1, 0, -1, 0 [pid 20084] <... futex resumed>) = 0 [pid 20083] <... close resumed>) = 0 [pid 20082] <... close resumed>) = 0 [pid 20080] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20079] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20086] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20085] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20083] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20082] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20080] <... futex resumed>) = 0 [pid 20086] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20085] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20084] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20083] <... futex resumed>) = 0 [pid 20082] <... futex resumed>) = 0 [pid 20080] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20087] <... set_robust_list resumed>) = 0 [pid 20086] <... futex resumed>) = 1 [pid 20085] <... futex resumed>) = 1 [pid 20084] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20081] <... futex resumed>) = 0 [pid 20079] <... futex resumed>) = 0 [pid 20087] perf_event_open( [pid 20086] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20085] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20084] <... mprotect resumed>) = 0 [pid 20083] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20082] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20081] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20079] exit_group(0 [pid 20087] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20085] <... futex resumed>) = ? [pid 20084] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20083] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20082] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20081] <... futex resumed>) = 0 [pid 20079] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20088 attached [pid 20087] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20086] perf_event_open(NULL, -1, 0, -1, 0 [pid 20085] +++ exited with 0 +++ [pid 20083] <... mprotect resumed>) = 0 [pid 20082] <... mprotect resumed>) = 0 [pid 20081] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20084] <... clone resumed>, parent_tid=[20088], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20088 [pid 20083] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20082] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20079] +++ exited with 0 +++ [pid 20086] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20090 attached [pid 20088] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20087] <... futex resumed>) = 1 [pid 20084] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20080] <... futex resumed>) = 0 [pid 20086] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20084] <... futex resumed>) = 0 [pid 20083] <... clone resumed>, parent_tid=[20089], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20089 [pid 20082] <... clone resumed>, parent_tid=[20090], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20090 [pid 20087] perf_event_open(NULL, -1, 0, -1, 0 [pid 20080] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20088] <... set_robust_list resumed>) = 0 [pid 20090] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 20089 attached [pid 20087] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20086] <... futex resumed>) = 1 [pid 20084] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20083] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20082] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20081] <... futex resumed>) = 0 [pid 20080] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20088] perf_event_open( [pid 20087] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20086] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20083] <... futex resumed>) = 0 [pid 20082] <... futex resumed>) = 0 [pid 20081] exit_group(0 [pid 20080] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... restart_syscall resumed>) = 0 [pid 20090] <... set_robust_list resumed>) = 0 [pid 20088] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20087] <... futex resumed>) = 0 [pid 20086] <... futex resumed>) = ? [pid 20083] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20082] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20081] <... exit_group resumed>) = ? [pid 20080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20089] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20088] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20087] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20086] +++ exited with 0 +++ [pid 20080] exit_group(0 [pid 20089] <... set_robust_list resumed>) = 0 [pid 20080] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20091 attached [pid 20090] perf_event_open( [pid 20089] perf_event_open( [pid 20088] <... futex resumed>) = 1 [pid 20087] <... futex resumed>) = ? [pid 20084] <... futex resumed>) = 0 [pid 20081] +++ exited with 0 +++ [pid 20089] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20088] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20091 [pid 20089] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20083] <... futex resumed>) = 0 [pid 20089] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20083] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20087] +++ exited with 0 +++ [pid 20088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20084] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20083] <... futex resumed>) = 0 [pid 20080] +++ exited with 0 +++ [pid 20090] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20090] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20089] perf_event_open(NULL, -1, 0, -1, 0 [pid 20088] perf_event_open(NULL, -1, 0, -1, 0 [pid 20084] <... futex resumed>) = 0 [pid 20083] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20090] <... futex resumed>) = 1 [pid 20089] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20088] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20084] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20082] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20090] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20089] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20088] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20082] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20089] <... futex resumed>) = 1 [pid 20088] <... futex resumed>) = 0 [pid 20084] exit_group(0 [pid 20083] <... futex resumed>) = 0 [pid 20082] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20091] set_robust_list(0x5555558625e0, 24 [pid 20090] perf_event_open(NULL, -1, 0, -1, 0 [pid 20089] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20084] <... exit_group resumed>) = ? [pid 20083] exit_group(0 [pid 20082] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20089] <... futex resumed>) = ? [pid 20083] <... exit_group resumed>) = ? [pid 20089] +++ exited with 0 +++ [pid 20088] +++ exited with 0 +++ [pid 20084] +++ exited with 0 +++ [pid 20083] +++ exited with 0 +++ [pid 20090] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20090] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20092 [pid 20090] <... futex resumed>) = 1 [pid 20082] <... futex resumed>) = 0 [pid 20082] exit_group(0./strace-static-x86_64: Process 20092 attached ) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20093 attached ./strace-static-x86_64: Process 20094 attached [pid 20092] set_robust_list(0x5555558625e0, 24 [pid 20091] <... set_robust_list resumed>) = 0 [pid 20090] +++ exited with 0 +++ [pid 20082] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20093 [pid 20092] <... set_robust_list resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20094 [pid 20093] set_robust_list(0x5555558625e0, 24 [pid 20092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20092] <... prctl resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20095 attached [pid 20094] set_robust_list(0x5555558625e0, 24 [pid 20093] <... set_robust_list resumed>) = 0 [pid 20092] setpgid(0, 0 [pid 20091] <... prctl resumed>) = 0 [pid 20092] <... setpgid resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20095 [pid 20092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20092] <... openat resumed>) = 3 [pid 20091] setpgid(0, 0 [pid 20092] write(3, "1000", 4 [pid 20094] <... set_robust_list resumed>) = 0 [pid 20093] <... prctl resumed>) = 0 [pid 20091] <... setpgid resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20092] <... write resumed>) = 4 [pid 20091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20093] setpgid(0, 0 [pid 20092] close(3) = 0 [pid 20092] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20093] <... setpgid resumed>) = 0 [pid 20092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20092] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20091] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20096 [pid 20092] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20093] <... openat resumed>) = 3 [pid 20092] <... mprotect resumed>) = 0 [pid 20091] write(3, "1000", 4 [pid 20094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20093] write(3, "1000", 4 [pid 20092] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20091] <... write resumed>) = 4 ./strace-static-x86_64: Process 20097 attached ./strace-static-x86_64: Process 20096 attached [pid 20095] set_robust_list(0x5555558625e0, 24 [pid 20094] <... prctl resumed>) = 0 [pid 20093] <... write resumed>) = 4 [pid 20091] close(3 [pid 20096] set_robust_list(0x5555558625e0, 24 [pid 20094] setpgid(0, 0 [pid 20093] close(3 [pid 20092] <... clone resumed>, parent_tid=[20097], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20097 [pid 20091] <... close resumed>) = 0 [pid 20096] <... set_robust_list resumed>) = 0 [pid 20092] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20097] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20095] <... set_robust_list resumed>) = 0 [pid 20094] <... setpgid resumed>) = 0 [pid 20093] <... close resumed>) = 0 [pid 20092] <... futex resumed>) = 0 [pid 20091] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20096] <... prctl resumed>) = 0 [pid 20094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20092] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20096] setpgid(0, 0 [pid 20093] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20091] <... futex resumed>) = 0 [pid 20097] <... set_robust_list resumed>) = 0 [pid 20096] <... setpgid resumed>) = 0 [pid 20095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20094] <... openat resumed>) = 3 [pid 20093] <... futex resumed>) = 0 [pid 20091] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20097] perf_event_open( [pid 20096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20095] <... prctl resumed>) = 0 [pid 20094] write(3, "1000", 4 [pid 20093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20091] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20097] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20096] <... openat resumed>) = 3 [pid 20095] setpgid(0, 0 [pid 20094] <... write resumed>) = 4 [pid 20093] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20097] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20096] write(3, "1000", 4 [pid 20095] <... setpgid resumed>) = 0 [pid 20094] close(3 [pid 20093] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20091] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20097] <... futex resumed>) = 1 [pid 20096] <... write resumed>) = 4 [pid 20095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20094] <... close resumed>) = 0 [pid 20093] <... mprotect resumed>) = 0 [pid 20092] <... futex resumed>) = 0 [pid 20097] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20096] close(3 [pid 20095] <... openat resumed>) = 3 [pid 20094] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20093] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20092] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20091] <... mprotect resumed>) = 0 [pid 20097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20096] <... close resumed>) = 0 [pid 20095] write(3, "1000", 4 [pid 20094] <... futex resumed>) = 0 [pid 20092] <... futex resumed>) = 0 [pid 20097] perf_event_open(NULL, -1, 0, -1, 0 [pid 20096] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20095] <... write resumed>) = 4 [pid 20094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20093] <... clone resumed>, parent_tid=[20098], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20098 [pid 20092] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20091] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20097] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20096] <... futex resumed>) = 0 [pid 20095] close(3 [pid 20094] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20093] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20099 attached [pid 20097] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20095] <... close resumed>) = 0 [pid 20094] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20093] <... futex resumed>) = 0 [pid 20091] <... clone resumed>, parent_tid=[20099], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20099 [pid 20097] <... futex resumed>) = 1 [pid 20096] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20095] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20094] <... mprotect resumed>) = 0 [pid 20093] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20092] <... futex resumed>) = 0 [pid 20091] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20098 attached [pid 20099] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20097] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20096] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20095] <... futex resumed>) = 0 [pid 20094] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20092] exit_group(0 [pid 20091] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20100 attached [pid 20099] <... set_robust_list resumed>) = 0 [pid 20098] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20097] <... futex resumed>) = ? [pid 20096] <... mprotect resumed>) = 0 [pid 20095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20092] <... exit_group resumed>) = ? [pid 20091] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20097] +++ exited with 0 +++ [pid 20096] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20095] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20094] <... clone resumed>, parent_tid=[20100], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20100 [pid 20094] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20094] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20092] +++ exited with 0 +++ [pid 20095] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20096] <... clone resumed>, parent_tid=[20101], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20101 [pid 20098] <... set_robust_list resumed>) = 0 [pid 20099] perf_event_open( [pid 20096] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20095] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20098] perf_event_open( [pid 20096] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20099] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20098] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20096] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20095] <... clone resumed>, parent_tid=[20102], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20102 ./strace-static-x86_64: Process 20101 attached [pid 20099] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20098] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20095] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20101] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20095] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20102 attached [pid 20101] <... set_robust_list resumed>) = 0 [pid 20099] <... futex resumed>) = 1 [pid 20098] <... futex resumed>) = 1 [pid 20095] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20100] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20093] <... futex resumed>) = 0 [pid 20091] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20103 attached [pid 20102] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20101] perf_event_open( [pid 20100] <... set_robust_list resumed>) = 0 [pid 20099] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20098] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20093] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20091] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20102] <... set_robust_list resumed>) = 0 [pid 20101] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20100] perf_event_open( [pid 20099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20093] <... futex resumed>) = 0 [pid 20091] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20103 [pid 20102] perf_event_open( [pid 20101] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20100] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20099] perf_event_open(NULL, -1, 0, -1, 0 [pid 20098] perf_event_open(NULL, -1, 0, -1, 0 [pid 20093] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20091] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20102] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20101] <... futex resumed>) = 1 [pid 20100] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20099] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20098] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20096] <... futex resumed>) = 0 [pid 20103] set_robust_list(0x5555558625e0, 24 [pid 20102] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20101] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20100] <... futex resumed>) = 1 [pid 20099] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20098] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20096] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20094] <... futex resumed>) = 0 [pid 20103] <... set_robust_list resumed>) = 0 [pid 20102] <... futex resumed>) = 1 [pid 20101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20100] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20099] <... futex resumed>) = 1 [pid 20098] <... futex resumed>) = 1 [pid 20096] <... futex resumed>) = 0 [pid 20095] <... futex resumed>) = 0 [pid 20094] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20093] <... futex resumed>) = 0 [pid 20091] <... futex resumed>) = 0 [pid 20103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20102] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20101] perf_event_open(NULL, -1, 0, -1, 0 [pid 20100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20099] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20098] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20096] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20095] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20094] <... futex resumed>) = 0 [pid 20093] exit_group(0 [pid 20091] exit_group(0 [pid 20103] <... prctl resumed>) = 0 [pid 20102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20101] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20100] perf_event_open(NULL, -1, 0, -1, 0 [pid 20099] <... futex resumed>) = ? [pid 20098] <... futex resumed>) = ? [pid 20095] <... futex resumed>) = 0 [pid 20094] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20093] <... exit_group resumed>) = ? [pid 20091] <... exit_group resumed>) = ? [pid 20103] setpgid(0, 0 [pid 20102] perf_event_open(NULL, -1, 0, -1, 0 [pid 20101] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20100] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20099] +++ exited with 0 +++ [pid 20098] +++ exited with 0 +++ [pid 20095] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20103] <... setpgid resumed>) = 0 [pid 20093] +++ exited with 0 +++ [pid 20103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20102] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20101] <... futex resumed>) = 1 [pid 20100] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20096] <... futex resumed>) = 0 [pid 20091] +++ exited with 0 +++ [pid 20103] write(3, "1000", 4 [pid 20102] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20101] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20100] <... futex resumed>) = 1 [pid 20096] exit_group(0 [pid 20094] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20103] <... write resumed>) = 4 [pid 20102] <... futex resumed>) = 1 [pid 20101] <... futex resumed>) = ? [pid 20100] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20096] <... exit_group resumed>) = ? [pid 20095] <... futex resumed>) = 0 [pid 20094] exit_group(0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20103] close(3 [pid 20102] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20101] +++ exited with 0 +++ [pid 20100] <... futex resumed>) = ? [pid 20094] <... exit_group resumed>) = ? [pid 5077] <... restart_syscall resumed>) = 0 [pid 20103] <... close resumed>) = 0 [pid 20100] +++ exited with 0 +++ [pid 20096] +++ exited with 0 +++ [pid 20095] exit_group(0 [pid 20094] +++ exited with 0 +++ [pid 20103] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20102] <... futex resumed>) = ? [pid 20095] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20103] <... futex resumed>) = 0 [pid 20102] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20095] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20104 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20105 attached ./strace-static-x86_64: Process 20104 attached [pid 20103] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] <... restart_syscall resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20105] set_robust_list(0x5555558625e0, 24 [pid 20104] set_robust_list(0x5555558625e0, 24 [pid 20103] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20105 ./strace-static-x86_64: Process 20106 attached [pid 20105] <... set_robust_list resumed>) = 0 [pid 20103] <... mprotect resumed>) = 0 [pid 20106] set_robust_list(0x5555558625e0, 24 [pid 20105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20104] <... set_robust_list resumed>) = 0 [pid 20103] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20106 ./strace-static-x86_64: Process 20107 attached [pid 20106] <... set_robust_list resumed>) = 0 [pid 20105] <... prctl resumed>) = 0 [pid 20104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20107] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20105] setpgid(0, 0 [pid 20104] <... prctl resumed>) = 0 [pid 20103] <... clone resumed>, parent_tid=[20107], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20107 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20108 [pid 20106] <... prctl resumed>) = 0 [pid 20105] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 20108 attached [pid 20107] <... set_robust_list resumed>) = 0 [pid 20106] setpgid(0, 0 [pid 20105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20104] setpgid(0, 0 [pid 20103] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20106] <... setpgid resumed>) = 0 [pid 20105] <... openat resumed>) = 3 [pid 20104] <... setpgid resumed>) = 0 [pid 20103] <... futex resumed>) = 0 [pid 20106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20105] write(3, "1000", 4 [pid 20103] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20107] perf_event_open( [pid 20106] <... openat resumed>) = 3 [pid 20105] <... write resumed>) = 4 [pid 20104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20109 [pid 20106] write(3, "1000", 4 [pid 20105] close(3./strace-static-x86_64: Process 20109 attached [pid 20107] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20106] <... write resumed>) = 4 [pid 20105] <... close resumed>) = 0 [pid 20104] <... openat resumed>) = 3 [pid 20109] set_robust_list(0x5555558625e0, 24 [pid 20107] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20106] close(3 [pid 20105] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20104] write(3, "1000", 4 [pid 20109] <... set_robust_list resumed>) = 0 [pid 20107] <... futex resumed>) = 1 [pid 20106] <... close resumed>) = 0 [pid 20105] <... futex resumed>) = 0 [pid 20104] <... write resumed>) = 4 [pid 20103] <... futex resumed>) = 0 [pid 20109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20107] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20106] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20104] close(3 [pid 20103] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20108] set_robust_list(0x5555558625e0, 24 [pid 20109] <... prctl resumed>) = 0 [pid 20107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20106] <... futex resumed>) = 0 [pid 20105] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20104] <... close resumed>) = 0 [pid 20103] <... futex resumed>) = 0 [pid 20109] setpgid(0, 0 [pid 20108] <... set_robust_list resumed>) = 0 [pid 20107] perf_event_open(NULL, -1, 0, -1, 0 [pid 20106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20105] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20104] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20103] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20109] <... setpgid resumed>) = 0 [pid 20108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20107] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20106] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20105] <... mprotect resumed>) = 0 [pid 20104] <... futex resumed>) = 0 [pid 20109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20108] <... prctl resumed>) = 0 [pid 20107] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20106] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20105] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20109] <... openat resumed>) = 3 [pid 20108] setpgid(0, 0 [pid 20107] <... futex resumed>) = 1 [pid 20106] <... mprotect resumed>) = 0 [pid 20104] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20103] <... futex resumed>) = 0 [pid 20109] write(3, "1000", 4 [pid 20108] <... setpgid resumed>) = 0 [pid 20107] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20106] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20105] <... clone resumed>, parent_tid=[20110], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20110 [pid 20104] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20103] exit_group(0./strace-static-x86_64: Process 20110 attached [pid 20109] <... write resumed>) = 4 [pid 20108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20105] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20104] <... mprotect resumed>) = 0 [pid 20103] <... exit_group resumed>) = ? [pid 20107] <... futex resumed>) = ? [pid 20110] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20109] close(3 [pid 20106] <... clone resumed>, parent_tid=[20111], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20111 [pid 20105] <... futex resumed>) = 0 [pid 20104] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20110] <... set_robust_list resumed>) = 0 [pid 20109] <... close resumed>) = 0 [pid 20106] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20105] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20110] perf_event_open( [pid 20109] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20107] +++ exited with 0 +++ [pid 20106] <... futex resumed>) = 0 [pid 20103] +++ exited with 0 +++ [pid 20110] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20109] <... futex resumed>) = 0 [pid 20108] <... openat resumed>) = 3 [pid 20106] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20104] <... clone resumed>, parent_tid=[20112], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20112 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20110] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20108] write(3, "1000", 4 [pid 20104] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20111 attached [pid 20110] <... futex resumed>) = 1 [pid 20109] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20108] <... write resumed>) = 4 [pid 20105] <... futex resumed>) = 0 [pid 20104] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20112 attached [pid 20111] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20110] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20109] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20108] close(3 [pid 20105] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20104] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20111] <... set_robust_list resumed>) = 0 [pid 20110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20109] <... mprotect resumed>) = 0 [pid 20108] <... close resumed>) = 0 [pid 20105] <... futex resumed>) = 0 [pid 20112] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20111] perf_event_open( [pid 20110] perf_event_open(NULL, -1, 0, -1, 0 [pid 20109] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20108] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20105] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20112] <... set_robust_list resumed>) = 0 [pid 20111] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20110] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20108] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20113 attached [pid 20112] perf_event_open( [pid 20111] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20110] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20109] <... clone resumed>, parent_tid=[20113], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20113 [pid 20108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 20114 attached [pid 20113] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20112] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20111] <... futex resumed>) = 1 [pid 20110] <... futex resumed>) = 1 [pid 20109] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20108] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20106] <... futex resumed>) = 0 [pid 20105] <... futex resumed>) = 0 [pid 20114] set_robust_list(0x5555558625e0, 24 [pid 20112] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20111] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20110] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20109] <... futex resumed>) = 0 [pid 20108] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20106] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20105] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20114 [pid 20114] <... set_robust_list resumed>) = 0 [pid 20113] <... set_robust_list resumed>) = 0 [pid 20112] <... futex resumed>) = 1 [pid 20111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20110] <... futex resumed>) = ? [pid 20109] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20108] <... mprotect resumed>) = 0 [pid 20106] <... futex resumed>) = 0 [pid 20105] <... exit_group resumed>) = ? [pid 20104] <... futex resumed>) = 0 [pid 20114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20113] perf_event_open( [pid 20112] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20111] perf_event_open(NULL, -1, 0, -1, 0 [pid 20110] +++ exited with 0 +++ [pid 20108] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20106] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20104] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20114] <... prctl resumed>) = 0 [pid 20113] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20111] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20105] +++ exited with 0 +++ [pid 20104] <... futex resumed>) = 0 [pid 20114] setpgid(0, 0 [pid 20113] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20112] perf_event_open(NULL, -1, 0, -1, 0 [pid 20111] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20108] <... clone resumed>, parent_tid=[20115], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20115 [pid 20104] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20114] <... setpgid resumed>) = 0 [pid 20113] <... futex resumed>) = 1 [pid 20112] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20111] <... futex resumed>) = 1 [pid 20109] <... futex resumed>) = 0 [pid 20108] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20106] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20115 attached [pid 20114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20113] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20112] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20111] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20109] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20108] <... futex resumed>) = 0 [pid 20106] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20115] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20114] <... openat resumed>) = 3 [pid 20113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20112] <... futex resumed>) = 1 [pid 20111] <... futex resumed>) = ? [pid 20109] <... futex resumed>) = 0 [pid 20108] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20106] <... exit_group resumed>) = ? [pid 20104] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20116 attached [pid 20115] <... set_robust_list resumed>) = 0 [pid 20114] write(3, "1000", 4 [pid 20113] perf_event_open(NULL, -1, 0, -1, 0 [pid 20112] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20111] +++ exited with 0 +++ [pid 20109] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20104] exit_group(0 [pid 20116] set_robust_list(0x5555558625e0, 24 [pid 20115] perf_event_open( [pid 20114] <... write resumed>) = 4 [pid 20113] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20112] <... futex resumed>) = ? [pid 20106] +++ exited with 0 +++ [pid 20104] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20116 [pid 20116] <... set_robust_list resumed>) = 0 [pid 20115] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20114] close(3 [pid 20113] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20112] +++ exited with 0 +++ [pid 20116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20114] <... close resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20116] <... prctl resumed>) = 0 [pid 20115] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20114] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20113] <... futex resumed>) = 1 [pid 20109] <... futex resumed>) = 0 [pid 20104] +++ exited with 0 +++ [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20116] setpgid(0, 0 [pid 20115] <... futex resumed>) = 1 [pid 20114] <... futex resumed>) = 0 [pid 20113] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20109] exit_group(0 [pid 20108] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20104, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] <... restart_syscall resumed>) = 0 [pid 20116] <... setpgid resumed>) = 0 [pid 20115] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20113] <... futex resumed>) = ? [pid 20109] <... exit_group resumed>) = ? [pid 20108] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20114] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20113] +++ exited with 0 +++ [pid 20108] <... futex resumed>) = 0 [pid 20115] perf_event_open(NULL, -1, 0, -1, 0 [pid 20108] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20115] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20114] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20109] +++ exited with 0 +++ [pid 20116] <... openat resumed>) = 3 [pid 20115] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20114] <... mprotect resumed>) = 0 [pid 20108] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20116] write(3, "1000", 4 [pid 20115] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20114] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20108] exit_group(0 [pid 20115] <... futex resumed>) = ? [pid 20108] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20117 attached [pid 20116] <... write resumed>) = 4 [pid 20115] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20118 attached [pid 20116] close(3 [pid 20114] <... clone resumed>, parent_tid=[20118], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20118 [pid 20108] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20117] set_robust_list(0x5555558625e0, 24 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20117 [pid 20116] <... close resumed>) = 0 [pid 20114] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20118] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20118] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20118] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20118] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 20119 attached [pid 20119] set_robust_list(0x5555558625e0, 24) = 0 [pid 20118] <... futex resumed>) = 0 [pid 20114] <... futex resumed>) = 1 [pid 20116] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20120 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20119 [pid 20117] <... set_robust_list resumed>) = 0 [pid 20116] <... futex resumed>) = 0 [pid 20114] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20117] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 20120 attached [pid 20119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20118] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20116] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20114] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20121 attached [pid 20119] <... prctl resumed>) = 0 [pid 20118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20117] <... prctl resumed>) = 0 [pid 20116] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20114] <... futex resumed>) = 0 [pid 20120] set_robust_list(0x5555558625e0, 24 [pid 20119] setpgid(0, 0 [pid 20118] perf_event_open(NULL, -1, 0, -1, 0 [pid 20120] <... set_robust_list resumed>) = 0 [pid 20119] <... setpgid resumed>) = 0 [pid 20118] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20116] <... mprotect resumed>) = 0 [pid 20114] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20121 [pid 20117] setpgid(0, 0 [pid 20121] set_robust_list(0x5555558625e0, 24 [pid 20120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20118] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20116] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20121] <... set_robust_list resumed>) = 0 [pid 20120] <... prctl resumed>) = 0 [pid 20119] <... openat resumed>) = 3 [pid 20118] <... futex resumed>) = 0 [pid 20117] <... setpgid resumed>) = 0 [pid 20114] exit_group(0 [pid 20121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20120] setpgid(0, 0 [pid 20119] write(3, "1000", 4 [pid 20118] write(3, "1000", 4 [pid 20117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20116] <... clone resumed>, parent_tid=[20122], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20122 [pid 20120] <... setpgid resumed>) = 0 [pid 20119] <... write resumed>) = 4 [pid 20118] +++ exited with 0 +++ [pid 20114] <... exit_group resumed>) = ? [pid 20117] <... openat resumed>) = 3 [pid 20121] <... prctl resumed>) = 0 [pid 20120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20119] close(3 [pid 20116] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20120] <... openat resumed>) = 3 [pid 20119] <... close resumed>) = 0 [pid 20120] write(3, "1000", 4 [pid 20119] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20120] <... write resumed>) = 4 [pid 20119] <... futex resumed>) = 0 [pid 20120] close(3 [pid 20119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20114] +++ exited with 0 +++ [pid 20121] setpgid(0, 0 [pid 20120] <... close resumed>) = 0 [pid 20119] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20117] write(3, "1000", 4 [pid 20116] <... futex resumed>) = 0 [pid 20121] <... setpgid resumed>) = 0 [pid 20120] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20119] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20117] <... write resumed>) = 4 [pid 20121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20120] <... futex resumed>) = 0 [pid 20119] <... mprotect resumed>) = 0 [pid 20117] close(3 [pid 20116] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20122 attached [pid 20121] <... openat resumed>) = 3 [pid 20120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20119] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20117] <... close resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20123 attached [pid 20122] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20121] write(3, "1000", 4 [pid 20120] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20117] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20122] <... set_robust_list resumed>) = 0 [pid 20121] <... write resumed>) = 4 [pid 20120] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20119] <... clone resumed>, parent_tid=[20123], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20123 [pid 20117] <... futex resumed>) = 0 [pid 20122] perf_event_open( [pid 20121] close(3 [pid 20120] <... mprotect resumed>) = 0 [pid 20119] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20122] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20121] <... close resumed>) = 0 [pid 20120] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20119] <... futex resumed>) = 0 [pid 20122] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20121] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20119] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20117] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20122] <... futex resumed>) = 1 [pid 20121] <... futex resumed>) = 0 [pid 20120] <... clone resumed>, parent_tid=[20124], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20124 [pid 20117] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20116] <... futex resumed>) = 0 [pid 20120] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20120] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20124 attached [pid 20116] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20124] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20117] <... mprotect resumed>) = 0 [pid 20116] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20124] <... set_robust_list resumed>) = 0 [pid 20121] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20124] perf_event_open( [pid 20121] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20122] perf_event_open(NULL, -1, 0, -1, 0 [pid 20117] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20125 [pid 20124] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20121] <... mprotect resumed>) = 0 [pid 20124] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20121] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20120] <... futex resumed>) = 0 [pid 20120] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20117] <... clone resumed>, parent_tid=[20126], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20126 [pid 20121] <... clone resumed>, parent_tid=[20127], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20127 [pid 20122] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20121] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20120] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20117] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20124] <... futex resumed>) = 1 [pid 20122] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20121] <... futex resumed>) = 0 [pid 20117] <... futex resumed>) = 0 [pid 20124] perf_event_open(NULL, -1, 0, -1, 0 [pid 20122] <... futex resumed>) = 1 [pid 20121] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20117] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20116] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20125 attached [pid 20124] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20122] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20116] exit_group(0./strace-static-x86_64: Process 20127 attached ./strace-static-x86_64: Process 20126 attached [pid 20125] set_robust_list(0x5555558625e0, 24 [pid 20124] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20123] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20122] <... futex resumed>) = ? [pid 20116] <... exit_group resumed>) = ? [pid 20125] <... set_robust_list resumed>) = 0 [pid 20124] <... futex resumed>) = 1 [pid 20122] +++ exited with 0 +++ [pid 20120] <... futex resumed>) = 0 [pid 20125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20124] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20120] exit_group(0 [pid 20125] <... prctl resumed>) = 0 [pid 20124] <... futex resumed>) = ? [pid 20120] <... exit_group resumed>) = ? [pid 20116] +++ exited with 0 +++ [pid 20127] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20126] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20125] setpgid(0, 0 [pid 20124] +++ exited with 0 +++ [pid 20123] <... set_robust_list resumed>) = 0 [pid 20120] +++ exited with 0 +++ [pid 20125] <... setpgid resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20123] perf_event_open( [pid 20127] <... set_robust_list resumed>) = 0 [pid 20126] <... set_robust_list resumed>) = 0 [pid 20127] perf_event_open( [pid 20125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20123] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20127] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20126] perf_event_open( [pid 20125] <... openat resumed>) = 3 [pid 20123] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20127] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20126] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20125] write(3, "1000", 4 [pid 20123] <... futex resumed>) = 1 [pid 20119] <... futex resumed>) = 0 [pid 20127] <... futex resumed>) = 1 [pid 20126] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20125] <... write resumed>) = 4 [pid 20123] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20121] <... futex resumed>) = 0 [pid 20119] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20127] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20126] <... futex resumed>) = 1 [pid 20125] close(3 [pid 20123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20121] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20119] <... futex resumed>) = 0 [pid 20117] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20128 attached [pid 20127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20126] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20125] <... close resumed>) = 0 [pid 20123] perf_event_open(NULL, -1, 0, -1, 0 [pid 20121] <... futex resumed>) = 0 [pid 20119] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20117] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20128] set_robust_list(0x5555558625e0, 24 [pid 20127] perf_event_open(NULL, -1, 0, -1, 0 [pid 20126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20125] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20123] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20121] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20117] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20128 ./strace-static-x86_64: Process 20129 attached [pid 20128] <... set_robust_list resumed>) = 0 [pid 20127] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20126] perf_event_open(NULL, -1, 0, -1, 0 [pid 20125] <... futex resumed>) = 0 [pid 20123] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20117] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20129 [pid 20128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20127] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20126] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20123] <... futex resumed>) = 1 [pid 20119] <... futex resumed>) = 0 [pid 20129] set_robust_list(0x5555558625e0, 24 [pid 20128] <... prctl resumed>) = 0 [pid 20127] <... futex resumed>) = 1 [pid 20126] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20125] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20123] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20121] <... futex resumed>) = 0 [pid 20119] exit_group(0 [pid 20129] <... set_robust_list resumed>) = 0 [pid 20128] setpgid(0, 0 [pid 20127] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20126] <... futex resumed>) = 1 [pid 20125] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20123] <... futex resumed>) = ? [pid 20121] exit_group(0 [pid 20119] <... exit_group resumed>) = ? [pid 20117] <... futex resumed>) = 0 [pid 20129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20128] <... setpgid resumed>) = 0 [pid 20127] <... futex resumed>) = ? [pid 20126] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20125] <... mprotect resumed>) = 0 [pid 20123] +++ exited with 0 +++ [pid 20121] <... exit_group resumed>) = ? [pid 20119] +++ exited with 0 +++ [pid 20117] exit_group(0 [pid 20129] <... prctl resumed>) = 0 [pid 20128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20127] +++ exited with 0 +++ [pid 20125] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20125] <... clone resumed>, parent_tid=[20130], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20130 [pid 20125] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20121] +++ exited with 0 +++ [pid 20126] <... futex resumed>) = ? [pid 20125] <... futex resumed>) = 0 [pid 20117] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20126] +++ exited with 0 +++ [pid 20125] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 20117] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20130 attached [pid 20129] setpgid(0, 0 [pid 20128] <... openat resumed>) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20131 attached [pid 20130] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20129] <... setpgid resumed>) = 0 [pid 20128] write(3, "1000", 4 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20131 ./strace-static-x86_64: Process 20132 attached [pid 20131] set_robust_list(0x5555558625e0, 24 [pid 20130] <... set_robust_list resumed>) = 0 [pid 20129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20128] <... write resumed>) = 4 [pid 20132] set_robust_list(0x5555558625e0, 24 [pid 20129] <... openat resumed>) = 3 [pid 20128] close(3 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20132 [pid 20132] <... set_robust_list resumed>) = 0 [pid 20130] perf_event_open( [pid 20129] write(3, "1000", 4 [pid 20128] <... close resumed>) = 0 [pid 20132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20131] <... set_robust_list resumed>) = 0 [pid 20130] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20129] <... write resumed>) = 4 [pid 20128] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20132] <... prctl resumed>) = 0 [pid 20130] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20129] close(3 [pid 20128] <... futex resumed>) = 0 [pid 20132] setpgid(0, 0 [pid 20130] <... futex resumed>) = 1 [pid 20129] <... close resumed>) = 0 [pid 20128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20125] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20132] <... setpgid resumed>) = 0 [pid 20131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20130] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20129] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20128] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20125] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20125] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20133 attached [pid 20132] <... openat resumed>) = 3 [pid 20131] <... prctl resumed>) = 0 [pid 20130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20129] <... futex resumed>) = 0 [pid 20128] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20125] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20133 [pid 20132] write(3, "1000", 4 [pid 20131] setpgid(0, 0 [pid 20130] perf_event_open(NULL, -1, 0, -1, 0 [pid 20129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20128] <... mprotect resumed>) = 0 [pid 20132] <... write resumed>) = 4 [pid 20131] <... setpgid resumed>) = 0 [pid 20130] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20129] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20132] close(3 [pid 20130] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20129] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20128] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20132] <... close resumed>) = 0 [pid 20130] <... futex resumed>) = 1 [pid 20129] <... mprotect resumed>) = 0 [pid 20125] <... futex resumed>) = 0 [pid 20132] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20130] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20129] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20128] <... clone resumed>, parent_tid=[20134], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20134 [pid 20125] exit_group(0 [pid 20131] <... openat resumed>) = 3 [pid 20132] <... futex resumed>) = 0 [pid 20131] write(3, "1000", 4 [pid 20130] <... futex resumed>) = ? [pid 20128] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20125] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20135 attached ./strace-static-x86_64: Process 20134 attached [pid 20133] set_robust_list(0x5555558625e0, 24 [pid 20132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20131] <... write resumed>) = 4 [pid 20130] +++ exited with 0 +++ [pid 20129] <... clone resumed>, parent_tid=[20135], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20135 [pid 20128] <... futex resumed>) = 0 [pid 20135] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20134] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20133] <... set_robust_list resumed>) = 0 [pid 20132] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20131] close(3 [pid 20129] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20128] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20125] +++ exited with 0 +++ [pid 20135] <... set_robust_list resumed>) = 0 [pid 20134] <... set_robust_list resumed>) = 0 [pid 20133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20132] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20131] <... close resumed>) = 0 [pid 20129] <... futex resumed>) = 0 [pid 20135] perf_event_open( [pid 20134] perf_event_open( [pid 20133] <... prctl resumed>) = 0 [pid 20132] <... mprotect resumed>) = 0 [pid 20131] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20129] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20135] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20134] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20133] setpgid(0, 0 [pid 20132] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20131] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20135] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20134] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20133] <... setpgid resumed>) = 0 [pid 20131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20132] <... clone resumed>, parent_tid=[20136], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20136 [pid 20131] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20135] <... futex resumed>) = 1 [pid 20134] <... futex resumed>) = 1 [pid 20133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20132] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20131] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20129] <... futex resumed>) = 0 [pid 20128] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20137 [pid 20135] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20134] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20133] <... openat resumed>) = 3 [pid 20132] <... futex resumed>) = 0 [pid 20131] <... mprotect resumed>) = 0 [pid 20129] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20128] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20137 attached ./strace-static-x86_64: Process 20136 attached [pid 20135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20133] write(3, "1000", 4 [pid 20132] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20131] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20129] <... futex resumed>) = 0 [pid 20128] <... futex resumed>) = 0 [pid 20137] set_robust_list(0x5555558625e0, 24 [pid 20136] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20135] perf_event_open(NULL, -1, 0, -1, 0 [pid 20134] perf_event_open(NULL, -1, 0, -1, 0 [pid 20133] <... write resumed>) = 4 [pid 20129] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20128] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20137] <... set_robust_list resumed>) = 0 [pid 20136] <... set_robust_list resumed>) = 0 [pid 20135] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20134] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20133] close(3 [pid 20131] <... clone resumed>, parent_tid=[20138], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20138 [pid 20137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20136] perf_event_open( [pid 20135] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20134] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20133] <... close resumed>) = 0 [pid 20131] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... prctl resumed>) = 0 [pid 20136] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20135] <... futex resumed>) = 1 [pid 20134] <... futex resumed>) = 1 [pid 20133] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20131] <... futex resumed>) = 0 [pid 20129] <... futex resumed>) = 0 [pid 20128] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20138 attached [pid 20137] setpgid(0, 0 [pid 20136] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20135] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20134] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20133] <... futex resumed>) = 0 [pid 20131] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20129] exit_group(0 [pid 20128] exit_group(0 [pid 20137] <... setpgid resumed>) = 0 [pid 20136] <... futex resumed>) = 1 [pid 20135] <... futex resumed>) = ? [pid 20134] <... futex resumed>) = ? [pid 20133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20132] <... futex resumed>) = 0 [pid 20129] <... exit_group resumed>) = ? [pid 20128] <... exit_group resumed>) = ? [pid 20138] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20136] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20135] +++ exited with 0 +++ [pid 20134] +++ exited with 0 +++ [pid 20133] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20132] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... openat resumed>) = 3 [pid 20136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20132] <... futex resumed>) = 0 [pid 20137] write(3, "1000", 4 [pid 20136] perf_event_open(NULL, -1, 0, -1, 0 [pid 20132] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20129] +++ exited with 0 +++ [pid 20137] <... write resumed>) = 4 [pid 20136] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20137] close(3 [pid 20136] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... close resumed>) = 0 [pid 20136] <... futex resumed>) = 1 [pid 20132] <... futex resumed>) = 0 [pid 20137] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20136] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20132] exit_group(0 [pid 20128] +++ exited with 0 +++ [pid 20133] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20138] <... set_robust_list resumed>) = 0 [pid 20137] <... futex resumed>) = 0 [pid 20136] <... futex resumed>) = ? [pid 20132] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20128, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20138] perf_event_open( [pid 20137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20136] +++ exited with 0 +++ [pid 20133] <... mprotect resumed>) = 0 [pid 20138] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20137] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20133] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20132] +++ exited with 0 +++ [pid 20138] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20139 attached [pid 20138] <... futex resumed>) = 1 [pid 20137] <... mprotect resumed>) = 0 [pid 20133] <... clone resumed>, parent_tid=[20139], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20139 [pid 20131] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20139] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20138] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20137] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20133] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20131] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20142 attached ./strace-static-x86_64: Process 20141 attached ./strace-static-x86_64: Process 20140 attached [pid 20139] <... set_robust_list resumed>) = 0 [pid 20138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20133] <... futex resumed>) = 0 [pid 20131] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20142] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20141] set_robust_list(0x5555558625e0, 24 [pid 20140] set_robust_list(0x5555558625e0, 24 [pid 20139] perf_event_open( [pid 20138] perf_event_open(NULL, -1, 0, -1, 0 [pid 20137] <... clone resumed>, parent_tid=[20142], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20142 [pid 20133] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20131] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20140 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20141 [pid 20141] <... set_robust_list resumed>) = 0 [pid 20140] <... set_robust_list resumed>) = 0 [pid 20139] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20138] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20137] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20142] <... set_robust_list resumed>) = 0 [pid 20141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20139] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20138] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... futex resumed>) = 0 [pid 20141] <... prctl resumed>) = 0 [pid 20140] <... prctl resumed>) = 0 [pid 20139] <... futex resumed>) = 1 [pid 20138] <... futex resumed>) = 1 [pid 20137] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20133] <... futex resumed>) = 0 [pid 20131] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20142] perf_event_open( [pid 20141] setpgid(0, 0 [pid 20140] setpgid(0, 0 [pid 20139] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20138] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20133] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20131] exit_group(0 [pid 20141] <... setpgid resumed>) = 0 [pid 20140] <... setpgid resumed>) = 0 [pid 20142] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20138] <... futex resumed>) = ? [pid 20133] <... futex resumed>) = 0 [pid 20131] <... exit_group resumed>) = ? [pid 20142] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20141] <... openat resumed>) = 3 [pid 20140] <... openat resumed>) = 3 [pid 20138] +++ exited with 0 +++ [pid 20133] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20141] write(3, "1000", 4 [pid 20140] write(3, "1000", 4./strace-static-x86_64: Process 20143 attached [pid 20141] <... write resumed>) = 4 [pid 20140] <... write resumed>) = 4 [pid 20143] set_robust_list(0x5555558625e0, 24 [pid 20142] <... futex resumed>) = 1 [pid 20141] close(3 [pid 20140] close(3 [pid 20139] perf_event_open(NULL, -1, 0, -1, 0 [pid 20137] <... futex resumed>) = 0 [pid 20131] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20143 [pid 20143] <... set_robust_list resumed>) = 0 [pid 20142] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20141] <... close resumed>) = 0 [pid 20140] <... close resumed>) = 0 [pid 20139] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20137] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20141] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20140] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20139] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20143] <... prctl resumed>) = 0 [pid 20142] perf_event_open(NULL, -1, 0, -1, 0 [pid 20141] <... futex resumed>) = 0 [pid 20140] <... futex resumed>) = 0 [pid 20139] <... futex resumed>) = 1 [pid 20137] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20133] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20143] setpgid(0, 0 [pid 20142] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20139] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20133] exit_group(0 [pid 20143] <... setpgid resumed>) = 0 [pid 20141] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20140] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20133] <... exit_group resumed>) = ? [pid 20139] <... futex resumed>) = ? [pid 20143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20142] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20141] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20140] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20143] <... openat resumed>) = 3 [pid 20141] <... mprotect resumed>) = 0 [pid 20140] <... mprotect resumed>) = 0 [pid 20143] write(3, "1000", 4 [pid 20142] <... futex resumed>) = 1 [pid 20141] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20140] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20139] +++ exited with 0 +++ [pid 20137] <... futex resumed>) = 0 [pid 20133] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20144 ./strace-static-x86_64: Process 20146 attached ./strace-static-x86_64: Process 20145 attached ./strace-static-x86_64: Process 20144 attached [pid 20143] <... write resumed>) = 4 [pid 20142] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20146] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20145] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20144] set_robust_list(0x5555558625e0, 24 [pid 20143] close(3 [pid 20141] <... clone resumed>, parent_tid=[20145], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20145 [pid 20140] <... clone resumed>, parent_tid=[20146], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20146 [pid 20137] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20146] <... set_robust_list resumed>) = 0 [pid 20145] <... set_robust_list resumed>) = 0 [pid 20144] <... set_robust_list resumed>) = 0 [pid 20143] <... close resumed>) = 0 [pid 20142] <... futex resumed>) = ? [pid 20141] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20140] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20137] <... exit_group resumed>) = ? [pid 20145] perf_event_open( [pid 20144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20143] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20142] +++ exited with 0 +++ [pid 20141] <... futex resumed>) = 0 [pid 20140] <... futex resumed>) = 0 [pid 20144] <... prctl resumed>) = 0 [pid 20143] <... futex resumed>) = 0 [pid 20141] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20140] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20144] setpgid(0, 0 [pid 20143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20137] +++ exited with 0 +++ [pid 20145] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20144] <... setpgid resumed>) = 0 [pid 20143] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20145] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20143] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20146] perf_event_open( [pid 20145] <... futex resumed>) = 1 [pid 20144] <... openat resumed>) = 3 [pid 20143] <... mprotect resumed>) = 0 [pid 20141] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20146] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20145] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20144] write(3, "1000", 4 [pid 20143] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20141] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20147 attached [pid 20146] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20144] <... write resumed>) = 4 [pid 20141] <... futex resumed>) = 0 [pid 20145] perf_event_open(NULL, -1, 0, -1, 0 [pid 20144] close(3 [pid 20143] <... clone resumed>, parent_tid=[20147], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20147 [pid 20141] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20144] <... close resumed>) = 0 [pid 20143] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20146] <... futex resumed>) = 1 [pid 20145] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20144] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20143] <... futex resumed>) = 0 [pid 20140] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20146] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20145] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20144] <... futex resumed>) = 0 [pid 20143] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20140] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20148 [pid 20144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20140] <... futex resumed>) = 0 [pid 20144] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20140] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20145] <... futex resumed>) = 1 [pid 20144] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20141] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20149 ./strace-static-x86_64: Process 20148 attached [pid 20147] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20146] perf_event_open(NULL, -1, 0, -1, 0 [pid 20145] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20144] <... mprotect resumed>) = 0 [pid 20141] exit_group(0./strace-static-x86_64: Process 20149 attached [pid 20148] set_robust_list(0x5555558625e0, 24 [pid 20147] <... set_robust_list resumed>) = 0 [pid 20146] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20145] <... futex resumed>) = ? [pid 20144] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20141] <... exit_group resumed>) = ? [pid 20149] set_robust_list(0x5555558625e0, 24 [pid 20148] <... set_robust_list resumed>) = 0 [pid 20147] perf_event_open( [pid 20146] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20145] +++ exited with 0 +++ [pid 20141] +++ exited with 0 +++ [pid 20149] <... set_robust_list resumed>) = 0 [pid 20146] <... futex resumed>) = 1 [pid 20144] <... clone resumed>, parent_tid=[20150], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20150 [pid 20140] <... futex resumed>) = 0 [pid 20149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20146] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20144] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20140] exit_group(0 [pid 20149] <... prctl resumed>) = 0 [pid 20146] <... futex resumed>) = ? [pid 20144] <... futex resumed>) = 0 [pid 20140] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20149] setpgid(0, 0 [pid 20148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20147] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20146] +++ exited with 0 +++ [pid 20144] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20150 attached [pid 20149] <... setpgid resumed>) = 0 [pid 20147] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20140] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20147] <... futex resumed>) = 1 [pid 20143] <... futex resumed>) = 0 [pid 20147] perf_event_open(NULL, -1, 0, -1, 0 [pid 20143] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20147] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20143] <... futex resumed>) = 0 [pid 20147] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20143] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20147] <... futex resumed>) = 0 [pid 20143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20147] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20143] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20147] <... futex resumed>) = ? [pid 20143] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20151 ./strace-static-x86_64: Process 20151 attached [pid 20150] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20149] <... openat resumed>) = 3 [pid 20148] <... prctl resumed>) = 0 [pid 20147] +++ exited with 0 +++ [pid 20143] +++ exited with 0 +++ ./strace-static-x86_64: Process 20152 attached [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20149] write(3, "1000", 4 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20152 [pid 20150] <... set_robust_list resumed>) = 0 [pid 20149] <... write resumed>) = 4 [pid 20148] setpgid(0, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20149] close(3 [pid 20152] set_robust_list(0x5555558625e0, 24) = 0 [pid 20152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20152] setpgid(0, 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20153 [pid 20149] <... close resumed>) = 0 [pid 20149] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20150] perf_event_open( [pid 20149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20148] <... setpgid resumed>) = 0 [pid 20152] <... setpgid resumed>) = 0 [pid 20152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20153 attached ) = 3 [pid 20150] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20149] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20153] set_robust_list(0x5555558625e0, 24 [pid 20152] write(3, "1000", 4 [pid 20149] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20150] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20148] <... openat resumed>) = 3 [pid 20149] <... mprotect resumed>) = 0 [pid 20150] <... futex resumed>) = 1 [pid 20144] <... futex resumed>) = 0 [pid 20153] <... set_robust_list resumed>) = 0 [pid 20152] <... write resumed>) = 4 [pid 20144] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20152] close(3 [pid 20150] perf_event_open(NULL, -1, 0, -1, 0 [pid 20149] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20148] write(3, "1000", 4 [pid 20144] <... futex resumed>) = 0 [pid 20153] <... prctl resumed>) = 0 [pid 20152] <... close resumed>) = 0 [pid 20144] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20153] setpgid(0, 0 [pid 20152] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20150] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20148] <... write resumed>) = 4 [pid 20153] <... setpgid resumed>) = 0 [pid 20152] <... futex resumed>) = 0 [pid 20151] set_robust_list(0x5555558625e0, 24 [pid 20149] <... clone resumed>, parent_tid=[20154], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20154 [pid 20150] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20148] close(3 [pid 20153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20151] <... set_robust_list resumed>) = 0 [pid 20150] <... futex resumed>) = 1 [pid 20149] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20144] <... futex resumed>) = 0 [pid 20148] <... close resumed>) = 0 ./strace-static-x86_64: Process 20154 attached [pid 20153] <... openat resumed>) = 3 [pid 20152] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20150] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20149] <... futex resumed>) = 0 [pid 20148] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20144] exit_group(0 [pid 20153] write(3, "1000", 4 [pid 20152] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20149] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20148] <... futex resumed>) = 0 [pid 20144] <... exit_group resumed>) = ? [pid 20150] <... futex resumed>) = ? [pid 20154] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20153] <... write resumed>) = 4 [pid 20152] <... mprotect resumed>) = 0 [pid 20151] <... prctl resumed>) = 0 [pid 20148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20153] close(3 [pid 20152] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20153] <... close resumed>) = 0 [pid 20153] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20152] <... clone resumed>, parent_tid=[20155], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20155 [pid 20148] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20153] <... futex resumed>) = 0 [pid 20152] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20148] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20152] <... futex resumed>) = 0 [pid 20151] setpgid(0, 0 [pid 20153] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20152] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20150] +++ exited with 0 +++ [pid 20144] +++ exited with 0 +++ [pid 20148] <... mprotect resumed>) = 0 [pid 20154] <... set_robust_list resumed>) = 0 [pid 20153] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20151] <... setpgid resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20154] perf_event_open( [pid 20153] <... mprotect resumed>) = 0 [pid 20148] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20154] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20153] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20153] <... clone resumed>, parent_tid=[20156], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20156 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20148] <... clone resumed>, parent_tid=[20157], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20157 [pid 20154] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20153] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20151] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20155 attached [pid 20153] <... futex resumed>) = 0 [pid 20155] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20153] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20155] <... set_robust_list resumed>) = 0 [pid 20155] perf_event_open( [pid 20154] <... futex resumed>) = 1 [pid 20151] write(3, "1000", 4 [pid 20149] <... futex resumed>) = 0 [pid 20148] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20158 [pid 20151] <... write resumed>) = 4 [pid 20149] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20148] <... futex resumed>) = 0 [pid 20154] perf_event_open(NULL, -1, 0, -1, 0 [pid 20151] close(3 [pid 20149] <... futex resumed>) = 0 [pid 20149] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20148] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20151] <... close resumed>) = 0 [pid 20154] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20156 attached [pid 20155] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20154] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20151] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20157 attached [pid 20156] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20155] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20157] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20156] <... set_robust_list resumed>) = 0 [pid 20155] <... futex resumed>) = 1 [pid 20154] <... futex resumed>) = 1 [pid 20152] <... futex resumed>) = 0 [pid 20151] <... futex resumed>) = 0 [pid 20149] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20158 attached [pid 20157] <... set_robust_list resumed>) = 0 [pid 20156] perf_event_open( [pid 20155] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20154] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20152] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20149] exit_group(0 [pid 20158] set_robust_list(0x5555558625e0, 24 [pid 20157] perf_event_open( [pid 20156] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20154] <... futex resumed>) = ? [pid 20152] <... futex resumed>) = 0 [pid 20151] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20149] <... exit_group resumed>) = ? [pid 20158] <... set_robust_list resumed>) = 0 [pid 20157] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20156] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20155] perf_event_open(NULL, -1, 0, -1, 0 [pid 20154] +++ exited with 0 +++ [pid 20152] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20151] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20157] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20156] <... futex resumed>) = 1 [pid 20155] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20153] <... futex resumed>) = 0 [pid 20151] <... mprotect resumed>) = 0 [pid 20149] +++ exited with 0 +++ [pid 20158] <... prctl resumed>) = 0 [pid 20157] <... futex resumed>) = 1 [pid 20156] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20155] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20153] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20151] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20148] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20158] setpgid(0, 0 [pid 20157] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20155] <... futex resumed>) = 1 [pid 20153] <... futex resumed>) = 0 [pid 20152] <... futex resumed>) = 0 [pid 20148] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20158] <... setpgid resumed>) = 0 [pid 20157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20156] perf_event_open(NULL, -1, 0, -1, 0 [pid 20155] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20153] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20152] exit_group(0 [pid 20151] <... clone resumed>, parent_tid=[20159], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20159 [pid 20148] <... futex resumed>) = 0 [pid 20158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20157] perf_event_open(NULL, -1, 0, -1, 0 [pid 20156] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20155] <... futex resumed>) = ? [pid 20152] <... exit_group resumed>) = ? [pid 20151] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20148] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20159 attached [pid 20158] <... openat resumed>) = 3 [pid 20157] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20156] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20155] +++ exited with 0 +++ [pid 20152] +++ exited with 0 +++ [pid 20151] <... futex resumed>) = 0 [pid 20159] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20158] write(3, "1000", 4 [pid 20157] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20156] <... futex resumed>) = 1 [pid 20153] <... futex resumed>) = 0 [pid 20151] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20159] <... set_robust_list resumed>) = 0 [pid 20158] <... write resumed>) = 4 [pid 20157] <... futex resumed>) = 1 [pid 20156] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20153] exit_group(0 [pid 20148] <... futex resumed>) = 0 [pid 20159] perf_event_open( [pid 20158] close(3 [pid 20157] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20156] <... futex resumed>) = ? [pid 20153] <... exit_group resumed>) = ? [pid 20148] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20159] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20158] <... close resumed>) = 0 [pid 20157] <... futex resumed>) = ? [pid 20156] +++ exited with 0 +++ [pid 20153] +++ exited with 0 +++ [pid 20148] <... exit_group resumed>) = ? [pid 20159] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20158] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20157] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20158] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20158] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20159] <... futex resumed>) = 1 [pid 20158] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20151] <... futex resumed>) = 0 [pid 20148] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20160 [pid 20159] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20158] <... mprotect resumed>) = 0 [pid 20151] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20160 attached ./strace-static-x86_64: Process 20161 attached [pid 20159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20158] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20151] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20162 attached ./strace-static-x86_64: Process 20163 attached [pid 20161] set_robust_list(0x5555558625e0, 24 [pid 20160] set_robust_list(0x5555558625e0, 24 [pid 20159] perf_event_open(NULL, -1, 0, -1, 0 [pid 20151] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20161 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20163] set_robust_list(0x5555558625e0, 24 [pid 20162] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20161] <... set_robust_list resumed>) = 0 [pid 20160] <... set_robust_list resumed>) = 0 [pid 20159] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20158] <... clone resumed>, parent_tid=[20162], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20162 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20163 [pid 20163] <... set_robust_list resumed>) = 0 [pid 20161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20159] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20158] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20162] <... set_robust_list resumed>) = 0 [pid 20161] <... prctl resumed>) = 0 [pid 20160] <... prctl resumed>) = 0 [pid 20159] <... futex resumed>) = 1 [pid 20158] <... futex resumed>) = 0 [pid 20151] <... futex resumed>) = 0 [pid 20163] <... prctl resumed>) = 0 [pid 20162] perf_event_open( [pid 20161] setpgid(0, 0 [pid 20160] setpgid(0, 0 [pid 20159] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20158] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20151] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20163] setpgid(0, 0 [pid 20162] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20161] <... setpgid resumed>) = 0 [pid 20160] <... setpgid resumed>) = 0 [pid 20159] <... futex resumed>) = ? [pid 20151] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20164 attached [pid 20163] <... setpgid resumed>) = 0 [pid 20162] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20159] +++ exited with 0 +++ [pid 20164] set_robust_list(0x5555558625e0, 24 [pid 20162] <... futex resumed>) = 1 [pid 20161] <... openat resumed>) = 3 [pid 20158] <... futex resumed>) = 0 [pid 20151] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20164 [pid 20164] <... set_robust_list resumed>) = 0 [pid 20162] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20161] write(3, "1000", 4 [pid 20160] <... openat resumed>) = 3 [pid 20158] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20161] <... write resumed>) = 4 [pid 20160] write(3, "1000", 4 [pid 20158] <... futex resumed>) = 0 [pid 20163] <... openat resumed>) = 3 [pid 20164] <... prctl resumed>) = 0 [pid 20162] perf_event_open(NULL, -1, 0, -1, 0 [pid 20161] close(3 [pid 20160] <... write resumed>) = 4 [pid 20158] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20163] write(3, "1000", 4 [pid 20164] setpgid(0, 0 [pid 20163] <... write resumed>) = 4 [pid 20162] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20161] <... close resumed>) = 0 [pid 20160] close(3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20164] <... setpgid resumed>) = 0 [pid 20163] close(3 [pid 20162] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20161] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20160] <... close resumed>) = 0 [pid 20164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20162] <... futex resumed>) = 1 [pid 20163] <... close resumed>) = 0 [pid 20161] <... futex resumed>) = 0 [pid 20160] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20158] <... futex resumed>) = 0 [pid 20164] <... openat resumed>) = 3 [pid 20163] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20162] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20160] <... futex resumed>) = 0 [pid 20158] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20165 ./strace-static-x86_64: Process 20165 attached [pid 20164] write(3, "1000", 4 [pid 20163] <... futex resumed>) = 0 [pid 20162] <... futex resumed>) = ? [pid 20161] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20158] <... exit_group resumed>) = ? [pid 20165] set_robust_list(0x5555558625e0, 24 [pid 20164] <... write resumed>) = 4 [pid 20163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20162] +++ exited with 0 +++ [pid 20161] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20160] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20165] <... set_robust_list resumed>) = 0 [pid 20164] close(3 [pid 20163] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20161] <... mprotect resumed>) = 0 [pid 20160] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20158] +++ exited with 0 +++ [pid 20165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20164] <... close resumed>) = 0 [pid 20163] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20161] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20165] <... prctl resumed>) = 0 [pid 20164] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20163] <... mprotect resumed>) = 0 [pid 20160] <... mprotect resumed>) = 0 [pid 20164] <... futex resumed>) = 0 [pid 20163] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20161] <... clone resumed>, parent_tid=[20166], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20166 [pid 20164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20161] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20160] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20165] setpgid(0, 0 [pid 20164] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20161] <... futex resumed>) = 0 [pid 20165] <... setpgid resumed>) = 0 [pid 20164] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20163] <... clone resumed>, parent_tid=[20167], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20167 [pid 20161] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20166 attached [pid 20164] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20167 attached [pid 20165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20164] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20163] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20160] <... clone resumed>, parent_tid=[20168], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20168 [pid 20166] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20170 attached ./strace-static-x86_64: Process 20169 attached ./strace-static-x86_64: Process 20168 attached [pid 20167] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20166] <... set_robust_list resumed>) = 0 [pid 20165] <... openat resumed>) = 3 [pid 20163] <... futex resumed>) = 0 [pid 20160] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] set_robust_list(0x5555558625e0, 24 [pid 20164] <... clone resumed>, parent_tid=[20169], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20169 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20170 [pid 20170] <... set_robust_list resumed>) = 0 [pid 20165] write(3, "1000", 4 [pid 20164] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20163] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20160] <... futex resumed>) = 0 [pid 20170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20169] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20168] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20167] <... set_robust_list resumed>) = 0 [pid 20166] perf_event_open( [pid 20165] <... write resumed>) = 4 [pid 20164] <... futex resumed>) = 0 [pid 20170] <... prctl resumed>) = 0 [pid 20169] <... set_robust_list resumed>) = 0 [pid 20168] <... set_robust_list resumed>) = 0 [pid 20166] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20165] close(3 [pid 20164] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20160] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20167] perf_event_open( [pid 20170] setpgid(0, 0 [pid 20169] perf_event_open( [pid 20168] perf_event_open( [pid 20166] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20165] <... close resumed>) = 0 [pid 20170] <... setpgid resumed>) = 0 [pid 20169] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20168] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20167] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20166] <... futex resumed>) = 1 [pid 20165] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20161] <... futex resumed>) = 0 [pid 20170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20169] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20168] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20167] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20166] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20165] <... futex resumed>) = 0 [pid 20161] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] <... openat resumed>) = 3 [pid 20169] <... futex resumed>) = 1 [pid 20168] <... futex resumed>) = 1 [pid 20167] <... futex resumed>) = 1 [pid 20166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20164] <... futex resumed>) = 0 [pid 20163] <... futex resumed>) = 0 [pid 20161] <... futex resumed>) = 0 [pid 20160] <... futex resumed>) = 0 [pid 20170] write(3, "1000", 4 [pid 20169] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20168] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20167] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20166] perf_event_open(NULL, -1, 0, -1, 0 [pid 20165] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20164] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20163] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20161] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20160] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] <... write resumed>) = 4 [pid 20169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20166] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20165] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20164] <... futex resumed>) = 0 [pid 20163] <... futex resumed>) = 0 [pid 20160] <... futex resumed>) = 0 [pid 20170] close(3 [pid 20169] perf_event_open(NULL, -1, 0, -1, 0 [pid 20168] perf_event_open(NULL, -1, 0, -1, 0 [pid 20167] perf_event_open(NULL, -1, 0, -1, 0 [pid 20166] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20165] <... mprotect resumed>) = 0 [pid 20164] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20163] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20160] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20170] <... close resumed>) = 0 [pid 20169] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20168] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20167] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20166] <... futex resumed>) = 1 [pid 20165] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20161] <... futex resumed>) = 0 [pid 20170] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20169] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20168] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20167] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20166] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20161] exit_group(0 [pid 20170] <... futex resumed>) = 0 [pid 20169] <... futex resumed>) = 1 [pid 20168] <... futex resumed>) = 1 [pid 20167] <... futex resumed>) = 1 [pid 20166] <... futex resumed>) = ? [pid 20165] <... clone resumed>, parent_tid=[20171], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20171 [pid 20164] <... futex resumed>) = 0 [pid 20163] <... futex resumed>) = 0 [pid 20161] <... exit_group resumed>) = ? [pid 20160] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20171 attached [pid 20170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20169] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20168] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20167] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20166] +++ exited with 0 +++ [pid 20165] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20164] exit_group(0 [pid 20163] exit_group(0 [pid 20161] +++ exited with 0 +++ [pid 20160] exit_group(0 [pid 20171] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20170] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20169] <... futex resumed>) = ? [pid 20168] <... futex resumed>) = ? [pid 20167] <... futex resumed>) = ? [pid 20165] <... futex resumed>) = 0 [pid 20164] <... exit_group resumed>) = ? [pid 20163] <... exit_group resumed>) = ? [pid 20160] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20171] <... set_robust_list resumed>) = 0 [pid 20170] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20169] +++ exited with 0 +++ [pid 20168] +++ exited with 0 +++ [pid 20167] +++ exited with 0 +++ [pid 20165] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20164] +++ exited with 0 +++ [pid 20163] +++ exited with 0 +++ [pid 20160] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20171] perf_event_open( [pid 20170] <... mprotect resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20164, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20170] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20171] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20171] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] <... clone resumed>, parent_tid=[20172], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20172 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20173 attached ./strace-static-x86_64: Process 20172 attached [pid 20171] <... futex resumed>) = 1 [pid 20170] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20165] <... futex resumed>) = 0 [pid 20173] set_robust_list(0x5555558625e0, 24 [pid 20172] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20171] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20170] <... futex resumed>) = 0 [pid 20165] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20173 ./strace-static-x86_64: Process 20174 attached [pid 20173] <... set_robust_list resumed>) = 0 [pid 20172] <... set_robust_list resumed>) = 0 [pid 20171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20170] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20165] <... futex resumed>) = 0 [pid 20173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20171] perf_event_open(NULL, -1, 0, -1, 0 [pid 20165] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20174 [pid 20173] <... prctl resumed>) = 0 [pid 20171] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20173] setpgid(0, 0 [pid 20171] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20173] <... setpgid resumed>) = 0 [pid 20173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20171] <... futex resumed>) = 1 [pid 20165] <... futex resumed>) = 0 [pid 20173] write(3, "1000", 4 [pid 20171] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20165] exit_group(0 [pid 20172] perf_event_open( [pid 20173] <... write resumed>) = 4 [pid 20171] <... futex resumed>) = ? [pid 20165] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20175 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20176 [pid 20173] close(3 [pid 20171] +++ exited with 0 +++ ./strace-static-x86_64: Process 20175 attached [pid 20173] <... close resumed>) = 0 [pid 20173] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20176 attached [pid 20175] set_robust_list(0x5555558625e0, 24 [pid 20173] <... futex resumed>) = 0 [pid 20165] +++ exited with 0 +++ [pid 20172] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20176] set_robust_list(0x5555558625e0, 24 [pid 20175] <... set_robust_list resumed>) = 0 [pid 20174] set_robust_list(0x5555558625e0, 24 [pid 20173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20172] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20176] <... set_robust_list resumed>) = 0 [pid 20175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20173] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20170] <... futex resumed>) = 0 [pid 20172] <... futex resumed>) = 1 [pid 20176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20175] <... prctl resumed>) = 0 [pid 20173] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20170] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20176] <... prctl resumed>) = 0 [pid 20175] setpgid(0, 0 [pid 20174] <... set_robust_list resumed>) = 0 [pid 20173] <... mprotect resumed>) = 0 [pid 20172] perf_event_open(NULL, -1, 0, -1, 0 [pid 20170] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20177 attached [pid 20176] setpgid(0, 0 [pid 20175] <... setpgid resumed>) = 0 [pid 20174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20173] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20172] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20170] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20176] <... setpgid resumed>) = 0 [pid 20175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20174] <... prctl resumed>) = 0 [pid 20172] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20177 [pid 20174] setpgid(0, 0 [pid 20173] <... clone resumed>, parent_tid=[20178], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20178 [pid 20175] <... openat resumed>) = 3 [pid 20172] <... futex resumed>) = 0 [pid 20170] exit_group(0 [pid 20176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20177] set_robust_list(0x5555558625e0, 24 [pid 20175] write(3, "1000", 4 [pid 20174] <... setpgid resumed>) = 0 [pid 20173] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20170] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20178 attached [pid 20177] <... set_robust_list resumed>) = 0 [pid 20176] <... openat resumed>) = 3 [pid 20175] <... write resumed>) = 4 [pid 20174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20173] <... futex resumed>) = 0 [pid 20172] +++ exited with 0 +++ [pid 20170] +++ exited with 0 +++ [pid 20178] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20176] write(3, "1000", 4 [pid 20175] close(3 [pid 20174] <... openat resumed>) = 3 [pid 20173] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20178] <... set_robust_list resumed>) = 0 [pid 20177] <... prctl resumed>) = 0 [pid 20176] <... write resumed>) = 4 [pid 20175] <... close resumed>) = 0 [pid 20174] write(3, "1000", 4 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20178] perf_event_open( [pid 20177] setpgid(0, 0 [pid 20176] close(3 [pid 20175] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20174] <... write resumed>) = 4 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20178] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20177] <... setpgid resumed>) = 0 [pid 20176] <... close resumed>) = 0 [pid 20175] <... futex resumed>) = 0 [pid 20174] close(3./strace-static-x86_64: Process 20179 attached [pid 20178] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20176] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20174] <... close resumed>) = 0 [pid 20179] set_robust_list(0x5555558625e0, 24 [pid 20178] <... futex resumed>) = 1 [pid 20177] <... openat resumed>) = 3 [pid 20176] <... futex resumed>) = 0 [pid 20175] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20174] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20173] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20179 [pid 20179] <... set_robust_list resumed>) = 0 [pid 20178] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20177] write(3, "1000", 4 [pid 20176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20175] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20174] <... futex resumed>) = 0 [pid 20173] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20177] <... write resumed>) = 4 [pid 20176] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20175] <... mprotect resumed>) = 0 [pid 20174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20173] <... futex resumed>) = 0 [pid 20179] <... prctl resumed>) = 0 [pid 20178] perf_event_open(NULL, -1, 0, -1, 0 [pid 20177] close(3 [pid 20176] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20175] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20174] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20173] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20179] setpgid(0, 0 [pid 20178] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20177] <... close resumed>) = 0 [pid 20176] <... mprotect resumed>) = 0 [pid 20174] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20179] <... setpgid resumed>) = 0 [pid 20178] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20177] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20176] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20175] <... clone resumed>, parent_tid=[20180], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20180 [pid 20174] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20180 attached [pid 20179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20178] <... futex resumed>) = 1 [pid 20177] <... futex resumed>) = 0 [pid 20175] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20173] <... futex resumed>) = 0 [pid 20174] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20181 attached [pid 20180] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20179] <... openat resumed>) = 3 [pid 20177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20176] <... clone resumed>, parent_tid=[20181], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20181 [pid 20175] <... futex resumed>) = 0 [pid 20180] <... set_robust_list resumed>) = 0 [pid 20179] write(3, "1000", 4 [pid 20178] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20177] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20176] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20175] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20173] exit_group(0 [pid 20181] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 20182 attached [pid 20179] <... write resumed>) = 4 [pid 20177] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20176] <... futex resumed>) = 0 [pid 20179] close(3 [pid 20177] <... mprotect resumed>) = 0 [pid 20176] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20174] <... clone resumed>, parent_tid=[20182], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20182 [pid 20180] perf_event_open( [pid 20179] <... close resumed>) = 0 [pid 20178] <... futex resumed>) = ? [pid 20177] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20174] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20173] <... exit_group resumed>) = ? [pid 20180] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20179] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20178] +++ exited with 0 +++ [pid 20174] <... futex resumed>) = 0 [pid 20179] <... futex resumed>) = 0 [pid 20177] <... clone resumed>, parent_tid=[20183], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20183 [pid 20179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20177] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20180] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20179] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20177] <... futex resumed>) = 0 [pid 20174] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20173] +++ exited with 0 +++ [pid 20181] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20183 attached [pid 20182] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20180] <... futex resumed>) = 1 [pid 20179] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20177] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20175] <... futex resumed>) = 0 [pid 20180] perf_event_open(NULL, -1, 0, -1, 0 [pid 20179] <... mprotect resumed>) = 0 [pid 20175] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20181] perf_event_open( [pid 20180] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20179] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20175] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20184 attached [pid 20183] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20182] <... set_robust_list resumed>) = 0 [pid 20181] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20180] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20175] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... restart_syscall resumed>) = 0 [pid 20184] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20183] <... set_robust_list resumed>) = 0 [pid 20180] <... futex resumed>) = 0 [pid 20179] <... clone resumed>, parent_tid=[20184], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20184 [pid 20175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20181] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20183] perf_event_open( [pid 20180] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20179] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20175] exit_group(0 [pid 20181] <... futex resumed>) = 1 [pid 20176] <... futex resumed>) = 0 [pid 20183] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20182] perf_event_open( [pid 20181] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20180] <... futex resumed>) = ? [pid 20179] <... futex resumed>) = 0 [pid 20176] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20175] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20184] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20185 attached [pid 20183] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20182] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20180] +++ exited with 0 +++ [pid 20179] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20176] <... futex resumed>) = 0 [pid 20175] +++ exited with 0 +++ [pid 20185] set_robust_list(0x5555558625e0, 24 [pid 20184] perf_event_open( [pid 20183] <... futex resumed>) = 1 [pid 20182] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20181] perf_event_open(NULL, -1, 0, -1, 0 [pid 20177] <... futex resumed>) = 0 [pid 20176] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20185 [pid 20185] <... set_robust_list resumed>) = 0 [pid 20183] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20182] <... futex resumed>) = 1 [pid 20181] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20177] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20174] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20182] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20181] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20177] <... futex resumed>) = 0 [pid 20174] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20185] <... prctl resumed>) = 0 [pid 20184] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20183] perf_event_open(NULL, -1, 0, -1, 0 [pid 20182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20181] <... futex resumed>) = 1 [pid 20177] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20176] <... futex resumed>) = 0 [pid 20174] <... futex resumed>) = 0 [pid 20185] setpgid(0, 0 [pid 20184] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20183] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20182] perf_event_open(NULL, -1, 0, -1, 0 [pid 20181] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20176] exit_group(0 [pid 20174] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20185] <... setpgid resumed>) = 0 [pid 20184] <... futex resumed>) = 1 [pid 20183] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20182] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20181] <... futex resumed>) = ? [pid 20179] <... futex resumed>) = 0 [pid 20176] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20186 ./strace-static-x86_64: Process 20186 attached [pid 20185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20184] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20183] <... futex resumed>) = 1 [pid 20182] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20181] +++ exited with 0 +++ [pid 20179] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20177] <... futex resumed>) = 0 [pid 20186] set_robust_list(0x5555558625e0, 24 [pid 20184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20182] <... futex resumed>) = 1 [pid 20176] +++ exited with 0 +++ [pid 20174] <... futex resumed>) = 0 [pid 20177] exit_group(0 [pid 20186] <... set_robust_list resumed>) = 0 [pid 20185] <... openat resumed>) = 3 [pid 20184] perf_event_open(NULL, -1, 0, -1, 0 [pid 20182] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20179] <... futex resumed>) = 0 [pid 20177] <... exit_group resumed>) = ? [pid 20174] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20176, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 20186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20185] write(3, "1000", 4 [pid 20184] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20182] <... futex resumed>) = ? [pid 20179] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20174] <... exit_group resumed>) = ? [pid 20186] <... prctl resumed>) = 0 [pid 20185] <... write resumed>) = 4 [pid 20184] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20183] +++ exited with 0 +++ [pid 20182] +++ exited with 0 +++ [pid 20179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20177] +++ exited with 0 +++ [pid 20174] +++ exited with 0 +++ [pid 20186] setpgid(0, 0 [pid 20185] close(3 [pid 20184] <... futex resumed>) = 0 [pid 20179] exit_group(0 [pid 20186] <... setpgid resumed>) = 0 [pid 20185] <... close resumed>) = 0 [pid 20179] <... exit_group resumed>) = ? [pid 20186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20185] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20184] +++ exited with 0 +++ [pid 20186] <... openat resumed>) = 3 [pid 20186] write(3, "1000", 4 [pid 20179] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20186] <... write resumed>) = 4 [pid 20185] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20187 attached [pid 20186] close(3 [pid 20185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20189 attached ./strace-static-x86_64: Process 20188 attached [pid 20187] set_robust_list(0x5555558625e0, 24 [pid 20186] <... close resumed>) = 0 [pid 20185] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20187 [pid 20185] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20188 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20189 ./strace-static-x86_64: Process 20190 attached [pid 20189] set_robust_list(0x5555558625e0, 24 [pid 20188] set_robust_list(0x5555558625e0, 24 [pid 20187] <... set_robust_list resumed>) = 0 [pid 20186] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20185] <... mprotect resumed>) = 0 [pid 20190] set_robust_list(0x5555558625e0, 24 [pid 20189] <... set_robust_list resumed>) = 0 [pid 20188] <... set_robust_list resumed>) = 0 [pid 20187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20186] <... futex resumed>) = 0 [pid 20185] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20190 ./strace-static-x86_64: Process 20191 attached [pid 20190] <... set_robust_list resumed>) = 0 [pid 20189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20187] <... prctl resumed>) = 0 [pid 20186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20188] <... prctl resumed>) = 0 [pid 20187] setpgid(0, 0 [pid 20186] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20185] <... clone resumed>, parent_tid=[20191], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20191 [pid 20190] <... prctl resumed>) = 0 [pid 20188] setpgid(0, 0 [pid 20187] <... setpgid resumed>) = 0 [pid 20186] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20185] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20190] setpgid(0, 0 [pid 20187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20185] <... futex resumed>) = 0 [pid 20190] <... setpgid resumed>) = 0 [pid 20188] <... setpgid resumed>) = 0 [pid 20186] <... mprotect resumed>) = 0 [pid 20185] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20187] <... openat resumed>) = 3 [pid 20190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20191] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20190] <... openat resumed>) = 3 [pid 20189] <... prctl resumed>) = 0 [pid 20187] write(3, "1000", 4 [pid 20186] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20190] write(3, "1000", 4 [pid 20188] <... openat resumed>) = 3 [pid 20187] <... write resumed>) = 4 [pid 20190] <... write resumed>) = 4 [pid 20188] write(3, "1000", 4 [pid 20187] close(3 [pid 20186] <... clone resumed>, parent_tid=[20192], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20192 [pid 20190] close(3 [pid 20189] setpgid(0, 0 [pid 20188] <... write resumed>) = 4 [pid 20187] <... close resumed>) = 0 [pid 20186] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20190] <... close resumed>) = 0 [pid 20189] <... setpgid resumed>) = 0 [pid 20191] <... set_robust_list resumed>) = 0 [pid 20188] close(3 [pid 20187] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20186] <... futex resumed>) = 0 [pid 20190] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20188] <... close resumed>) = 0 [pid 20187] <... futex resumed>) = 0 [pid 20186] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20192 attached [pid 20191] perf_event_open( [pid 20190] <... futex resumed>) = 0 [pid 20189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20188] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20192] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20188] <... futex resumed>) = 0 [pid 20187] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20192] <... set_robust_list resumed>) = 0 [pid 20191] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20190] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20189] <... openat resumed>) = 3 [pid 20188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20187] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20192] perf_event_open( [pid 20191] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20190] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20189] write(3, "1000", 4 [pid 20188] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20187] <... mprotect resumed>) = 0 [pid 20192] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20190] <... mprotect resumed>) = 0 [pid 20189] <... write resumed>) = 4 [pid 20188] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20192] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20191] <... futex resumed>) = 1 [pid 20190] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20189] close(3 [pid 20188] <... mprotect resumed>) = 0 [pid 20187] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20185] <... futex resumed>) = 0 [pid 20192] <... futex resumed>) = 1 [pid 20191] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20188] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20186] <... futex resumed>) = 0 [pid 20185] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20192] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20190] <... clone resumed>, parent_tid=[20193], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20193 [pid 20189] <... close resumed>) = 0 [pid 20186] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20185] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20194 attached ./strace-static-x86_64: Process 20193 attached [pid 20192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20190] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20186] <... futex resumed>) = 0 [pid 20185] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20192] perf_event_open(NULL, -1, 0, -1, 0 [pid 20190] <... futex resumed>) = 0 [pid 20186] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20192] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20190] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20192] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20186] <... futex resumed>) = 0 [pid 20192] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20191] perf_event_open(NULL, -1, 0, -1, 0 [pid 20189] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20188] <... clone resumed>, parent_tid=[20195], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20195 [pid 20187] <... clone resumed>, parent_tid=[20194], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20194 [pid 20186] exit_group(0./strace-static-x86_64: Process 20195 attached [pid 20192] <... futex resumed>) = ? [pid 20191] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20189] <... futex resumed>) = 0 [pid 20188] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20187] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20186] <... exit_group resumed>) = ? [pid 20195] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20194] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20193] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20192] +++ exited with 0 +++ [pid 20191] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20188] <... futex resumed>) = 0 [pid 20187] <... futex resumed>) = 0 [pid 20195] <... set_robust_list resumed>) = 0 [pid 20194] <... set_robust_list resumed>) = 0 [pid 20193] <... set_robust_list resumed>) = 0 [pid 20191] <... futex resumed>) = 1 [pid 20186] +++ exited with 0 +++ [pid 20185] <... futex resumed>) = 0 [pid 20189] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20188] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20195] perf_event_open( [pid 20194] perf_event_open( [pid 20193] perf_event_open( [pid 20191] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20189] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20187] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20185] exit_group(0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20195] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20194] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20193] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20191] <... futex resumed>) = ? [pid 20189] <... mprotect resumed>) = 0 [pid 20185] <... exit_group resumed>) = ? [pid 20195] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20194] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20193] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20191] +++ exited with 0 +++ [pid 20189] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20185] +++ exited with 0 +++ [pid 20195] <... futex resumed>) = 1 [pid 20194] <... futex resumed>) = 1 [pid 20193] <... futex resumed>) = 1 [pid 20190] <... futex resumed>) = 0 [pid 20188] <... futex resumed>) = 0 [pid 20187] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20195] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20194] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20193] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20190] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20189] <... clone resumed>, parent_tid=[20196], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20196 [pid 20188] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20187] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20196 attached [pid 20195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20190] <... futex resumed>) = 0 [pid 20189] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20188] <... futex resumed>) = 0 [pid 20187] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20196] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20195] perf_event_open(NULL, -1, 0, -1, 0 [pid 20194] perf_event_open(NULL, -1, 0, -1, 0 [pid 20193] perf_event_open(NULL, -1, 0, -1, 0 [pid 20190] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20189] <... futex resumed>) = 0 [pid 20188] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20187] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20196] <... set_robust_list resumed>) = 0 [pid 20195] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20194] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20193] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20189] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20196] perf_event_open( [pid 20195] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20194] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20193] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20197 attached [pid 20196] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20195] <... futex resumed>) = 1 [pid 20194] <... futex resumed>) = 1 [pid 20193] <... futex resumed>) = 1 [pid 20190] <... futex resumed>) = 0 [pid 20188] <... futex resumed>) = 0 [pid 20187] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20198 attached [pid 20197] set_robust_list(0x5555558625e0, 24 [pid 20196] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20195] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20194] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20193] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20190] exit_group(0 [pid 20188] exit_group(0 [pid 20187] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20197 [pid 20197] <... set_robust_list resumed>) = 0 [pid 20196] <... futex resumed>) = 1 [pid 20195] <... futex resumed>) = ? [pid 20194] <... futex resumed>) = ? [pid 20193] <... futex resumed>) = ? [pid 20190] <... exit_group resumed>) = ? [pid 20189] <... futex resumed>) = 0 [pid 20188] <... exit_group resumed>) = ? [pid 20187] <... exit_group resumed>) = ? [pid 20198] set_robust_list(0x5555558625e0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20198 [pid 20196] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20195] +++ exited with 0 +++ [pid 20194] +++ exited with 0 +++ [pid 20193] +++ exited with 0 +++ [pid 20190] +++ exited with 0 +++ [pid 20189] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20188] +++ exited with 0 +++ [pid 20196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20189] <... futex resumed>) = 0 [pid 20196] perf_event_open(NULL, -1, 0, -1, 0 [pid 20189] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20187] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20198] <... set_robust_list resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20197] <... prctl resumed>) = 0 [pid 20196] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20187, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20197] setpgid(0, 0 [pid 20196] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20198] <... prctl resumed>) = 0 [pid 20197] <... setpgid resumed>) = 0 [pid 20196] <... futex resumed>) = 1 [pid 20189] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20198] setpgid(0, 0 [pid 20197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20196] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20189] exit_group(0 [pid 20198] <... setpgid resumed>) = 0 [pid 20197] <... openat resumed>) = 3 [pid 20196] <... futex resumed>) = ? [pid 20189] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20197] write(3, "1000", 4 [pid 20196] +++ exited with 0 +++ [pid 20189] +++ exited with 0 +++ ./strace-static-x86_64: Process 20200 attached ./strace-static-x86_64: Process 20199 attached [pid 20198] <... openat resumed>) = 3 [pid 20197] <... write resumed>) = 4 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20199 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20200] set_robust_list(0x5555558625e0, 24 [pid 20198] write(3, "1000", 4 [pid 20197] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20200 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20201 attached [pid 20200] <... set_robust_list resumed>) = 0 [pid 20199] set_robust_list(0x5555558625e0, 24 [pid 20198] <... write resumed>) = 4 [pid 20197] <... close resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20201] set_robust_list(0x5555558625e0, 24 [pid 20200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20199] <... set_robust_list resumed>) = 0 [pid 20198] close(3 [pid 20197] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20201 [pid 20201] <... set_robust_list resumed>) = 0 [pid 20200] <... prctl resumed>) = 0 [pid 20199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20198] <... close resumed>) = 0 [pid 20197] <... futex resumed>) = 0 [pid 20201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20200] setpgid(0, 0 [pid 20199] <... prctl resumed>) = 0 [pid 20198] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20201] <... prctl resumed>) = 0 [pid 20200] <... setpgid resumed>) = 0 [pid 20199] setpgid(0, 0 [pid 20198] <... futex resumed>) = 0 [pid 20197] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20201] setpgid(0, 0 [pid 20200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20199] <... setpgid resumed>) = 0 [pid 20198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20197] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20202 attached [pid 20201] <... setpgid resumed>) = 0 [pid 20200] <... openat resumed>) = 3 [pid 20199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20198] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20197] <... mprotect resumed>) = 0 [pid 20202] set_robust_list(0x5555558625e0, 24 [pid 20201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20200] write(3, "1000", 4 [pid 20199] <... openat resumed>) = 3 [pid 20198] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20197] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20202 [pid 20202] <... set_robust_list resumed>) = 0 [pid 20201] <... openat resumed>) = 3 [pid 20200] <... write resumed>) = 4 [pid 20199] write(3, "1000", 4 [pid 20198] <... mprotect resumed>) = 0 [pid 20202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20201] write(3, "1000", 4 [pid 20200] close(3 [pid 20199] <... write resumed>) = 4 [pid 20198] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20197] <... clone resumed>, parent_tid=[20203], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20203 [pid 20202] <... prctl resumed>) = 0 [pid 20201] <... write resumed>) = 4 [pid 20200] <... close resumed>) = 0 [pid 20199] close(3 [pid 20197] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20204 attached ./strace-static-x86_64: Process 20203 attached [pid 20202] setpgid(0, 0 [pid 20201] close(3 [pid 20200] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20199] <... close resumed>) = 0 [pid 20198] <... clone resumed>, parent_tid=[20204], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20204 [pid 20197] <... futex resumed>) = 0 [pid 20204] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20203] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20202] <... setpgid resumed>) = 0 [pid 20201] <... close resumed>) = 0 [pid 20200] <... futex resumed>) = 0 [pid 20199] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20198] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20197] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20204] <... set_robust_list resumed>) = 0 [pid 20202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20201] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20203] <... set_robust_list resumed>) = 0 [pid 20199] <... futex resumed>) = 0 [pid 20198] <... futex resumed>) = 0 [pid 20204] perf_event_open( [pid 20202] <... openat resumed>) = 3 [pid 20201] <... futex resumed>) = 0 [pid 20200] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20203] perf_event_open( [pid 20199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20198] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20204] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20202] write(3, "1000", 4 [pid 20201] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20200] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20199] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20204] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20203] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20202] <... write resumed>) = 4 [pid 20201] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20200] <... mprotect resumed>) = 0 [pid 20199] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20204] <... futex resumed>) = 1 [pid 20203] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20202] close(3 [pid 20201] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20198] <... futex resumed>) = 0 [pid 20204] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20203] <... futex resumed>) = 1 [pid 20202] <... close resumed>) = 0 [pid 20201] <... mprotect resumed>) = 0 [pid 20200] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20199] <... mprotect resumed>) = 0 [pid 20198] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20197] <... futex resumed>) = 0 [pid 20204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20203] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20202] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20201] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20198] <... futex resumed>) = 0 [pid 20197] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20199] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20205 attached [pid 20204] perf_event_open(NULL, -1, 0, -1, 0 [pid 20203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20202] <... futex resumed>) = 0 [pid 20200] <... clone resumed>, parent_tid=[20205], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20205 [pid 20198] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20197] <... futex resumed>) = 0 [pid 20204] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20203] perf_event_open(NULL, -1, 0, -1, 0 [pid 20202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20201] <... clone resumed>, parent_tid=[20206], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20206 [pid 20200] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20199] <... clone resumed>, parent_tid=[20207], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20207 [pid 20197] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20207 attached ./strace-static-x86_64: Process 20206 attached [pid 20205] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20204] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20202] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20201] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20207] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20204] <... futex resumed>) = 1 [pid 20202] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20201] <... futex resumed>) = 0 [pid 20198] <... futex resumed>) = 0 [pid 20207] <... set_robust_list resumed>) = 0 [pid 20204] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20202] <... mprotect resumed>) = 0 [pid 20201] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20198] exit_group(0 [pid 20207] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20204] <... futex resumed>) = ? [pid 20202] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20203] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20198] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20208 attached [pid 20207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20206] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20205] <... set_robust_list resumed>) = 0 [pid 20204] +++ exited with 0 +++ [pid 20203] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20200] <... futex resumed>) = 0 [pid 20199] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20208] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20207] perf_event_open( [pid 20206] <... set_robust_list resumed>) = 0 [pid 20202] <... clone resumed>, parent_tid=[20208], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20208 [pid 20198] +++ exited with 0 +++ [pid 20207] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20202] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20207] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20202] <... futex resumed>) = 0 [pid 20207] <... futex resumed>) = 0 [pid 20202] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20207] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20205] perf_event_open( [pid 20203] <... futex resumed>) = 1 [pid 20200] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20199] <... futex resumed>) = 0 [pid 20197] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20208] <... set_robust_list resumed>) = 0 [pid 20206] perf_event_open( [pid 20205] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20203] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20199] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20197] exit_group(0./strace-static-x86_64: Process 20209 attached [pid 20205] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20203] <... futex resumed>) = ? [pid 20199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20197] <... exit_group resumed>) = ? [pid 20208] perf_event_open( [pid 20206] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20205] <... futex resumed>) = 1 [pid 20203] +++ exited with 0 +++ [pid 20200] <... futex resumed>) = 0 [pid 20199] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20197] +++ exited with 0 +++ [pid 20209] set_robust_list(0x5555558625e0, 24 [pid 20206] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20205] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20200] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20209 [pid 20209] <... set_robust_list resumed>) = 0 [pid 20207] <... futex resumed>) = 0 [pid 20206] <... futex resumed>) = 1 [pid 20205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20201] <... futex resumed>) = 0 [pid 20200] <... futex resumed>) = 0 [pid 20199] <... futex resumed>) = 1 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20208] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20207] perf_event_open(NULL, -1, 0, -1, 0 [pid 20206] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20205] perf_event_open(NULL, -1, 0, -1, 0 [pid 20201] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20200] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20199] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20209] <... prctl resumed>) = 0 [pid 20207] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20205] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20201] <... futex resumed>) = 0 [pid 20209] setpgid(0, 0 [pid 20208] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20207] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20206] perf_event_open(NULL, -1, 0, -1, 0 [pid 20205] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20201] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20209] <... setpgid resumed>) = 0 [pid 20208] <... futex resumed>) = 1 [pid 20207] <... futex resumed>) = 1 [pid 20206] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20205] <... futex resumed>) = 1 [pid 20202] <... futex resumed>) = 0 [pid 20200] <... futex resumed>) = 0 [pid 20199] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20208] perf_event_open(NULL, -1, 0, -1, 0 [pid 20207] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20206] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20205] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20202] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20200] exit_group(0 [pid 20199] exit_group(0 [pid 20209] <... openat resumed>) = 3 [pid 20208] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20207] <... futex resumed>) = ? [pid 20206] <... futex resumed>) = 1 [pid 20205] <... futex resumed>) = ? [pid 20202] <... futex resumed>) = 0 [pid 20201] <... futex resumed>) = 0 [pid 20200] <... exit_group resumed>) = ? [pid 20199] <... exit_group resumed>) = ? [pid 20209] write(3, "1000", 4 [pid 20208] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20207] +++ exited with 0 +++ [pid 20206] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20205] +++ exited with 0 +++ [pid 20202] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20201] exit_group(0 [pid 20200] +++ exited with 0 +++ [pid 20199] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20210 ./strace-static-x86_64: Process 20210 attached [pid 20209] <... write resumed>) = 4 [pid 20208] <... futex resumed>) = 0 [pid 20206] <... futex resumed>) = ? [pid 20202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20201] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20210] set_robust_list(0x5555558625e0, 24 [pid 20209] close(3 [pid 20208] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20206] +++ exited with 0 +++ [pid 20202] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20200, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 20210] <... set_robust_list resumed>) = 0 [pid 20209] <... close resumed>) = 0 [pid 20208] <... futex resumed>) = ? [pid 20202] <... exit_group resumed>) = ? [pid 20201] +++ exited with 0 +++ [pid 20210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20209] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20208] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20210] <... prctl resumed>) = 0 [pid 20209] <... futex resumed>) = 0 [pid 20202] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... restart_syscall resumed>) = 0 [pid 20209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20209] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20209] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... restart_syscall resumed>) = 0 [pid 20210] setpgid(0, 0 [pid 20209] <... mprotect resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20211 [pid 20210] <... setpgid resumed>) = 0 [pid 20209] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20209] <... clone resumed>, parent_tid=[20212], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20212 ./strace-static-x86_64: Process 20211 attached [pid 20209] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20214 [pid 20211] set_robust_list(0x5555558625e0, 24 [pid 20210] <... openat resumed>) = 3 [pid 20209] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20213 [pid 20211] <... set_robust_list resumed>) = 0 [pid 20210] write(3, "1000", 4 [pid 20209] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20215 ./strace-static-x86_64: Process 20215 attached ./strace-static-x86_64: Process 20213 attached [pid 20211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20210] <... write resumed>) = 4 [pid 20211] <... prctl resumed>) = 0 [pid 20210] close(3 [pid 20211] setpgid(0, 0 [pid 20210] <... close resumed>) = 0 ./strace-static-x86_64: Process 20214 attached ./strace-static-x86_64: Process 20212 attached [pid 20211] <... setpgid resumed>) = 0 [pid 20210] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20215] set_robust_list(0x5555558625e0, 24 [pid 20214] set_robust_list(0x5555558625e0, 24 [pid 20212] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20210] <... futex resumed>) = 0 [pid 20215] <... set_robust_list resumed>) = 0 [pid 20214] <... set_robust_list resumed>) = 0 [pid 20213] set_robust_list(0x5555558625e0, 24 [pid 20212] <... set_robust_list resumed>) = 0 [pid 20211] <... openat resumed>) = 3 [pid 20210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20212] perf_event_open( [pid 20211] write(3, "1000", 4 [pid 20215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20214] <... prctl resumed>) = 0 [pid 20213] <... set_robust_list resumed>) = 0 [pid 20212] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20211] <... write resumed>) = 4 [pid 20210] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20214] setpgid(0, 0 [pid 20212] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20211] close(3 [pid 20210] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20215] <... prctl resumed>) = 0 [pid 20214] <... setpgid resumed>) = 0 [pid 20213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20212] <... futex resumed>) = 1 [pid 20211] <... close resumed>) = 0 [pid 20210] <... mprotect resumed>) = 0 [pid 20209] <... futex resumed>) = 0 [pid 20215] setpgid(0, 0 [pid 20214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20213] <... prctl resumed>) = 0 [pid 20212] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20211] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20210] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20209] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20215] <... setpgid resumed>) = 0 [pid 20214] <... openat resumed>) = 3 [pid 20213] setpgid(0, 0 [pid 20212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20211] <... futex resumed>) = 0 [pid 20209] <... futex resumed>) = 0 [pid 20215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20214] write(3, "1000", 4 [pid 20212] perf_event_open(NULL, -1, 0, -1, 0 [pid 20211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20209] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20216 attached [pid 20215] <... openat resumed>) = 3 [pid 20214] <... write resumed>) = 4 [pid 20213] <... setpgid resumed>) = 0 [pid 20212] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20211] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20210] <... clone resumed>, parent_tid=[20216], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20216 [pid 20215] write(3, "1000", 4 [pid 20214] close(3 [pid 20213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20212] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20211] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20210] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20216] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20215] <... write resumed>) = 4 [pid 20214] <... close resumed>) = 0 [pid 20213] <... openat resumed>) = 3 [pid 20212] <... futex resumed>) = 1 [pid 20211] <... mprotect resumed>) = 0 [pid 20210] <... futex resumed>) = 0 [pid 20209] <... futex resumed>) = 0 [pid 20216] <... set_robust_list resumed>) = 0 [pid 20215] close(3 [pid 20214] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20213] write(3, "1000", 4 [pid 20212] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20211] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20210] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20209] exit_group(0 [pid 20216] perf_event_open( [pid 20215] <... close resumed>) = 0 [pid 20214] <... futex resumed>) = 0 [pid 20213] <... write resumed>) = 4 [pid 20212] <... futex resumed>) = ? [pid 20209] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20217 attached [pid 20216] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20215] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20213] close(3 [pid 20212] +++ exited with 0 +++ [pid 20211] <... clone resumed>, parent_tid=[20217], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20217 [pid 20217] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20216] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20215] <... futex resumed>) = 0 [pid 20214] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20213] <... close resumed>) = 0 [pid 20211] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20209] +++ exited with 0 +++ [pid 20217] <... set_robust_list resumed>) = 0 [pid 20216] <... futex resumed>) = 1 [pid 20215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20214] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20213] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20211] <... futex resumed>) = 0 [pid 20210] <... futex resumed>) = 0 [pid 20217] perf_event_open( [pid 20216] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20215] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20214] <... mprotect resumed>) = 0 [pid 20213] <... futex resumed>) = 0 [pid 20211] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20210] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20217] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20215] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20214] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20210] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20217] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20216] perf_event_open(NULL, -1, 0, -1, 0 [pid 20215] <... mprotect resumed>) = 0 [pid 20213] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20210] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... restart_syscall resumed>) = 0 [pid 20217] <... futex resumed>) = 1 [pid 20216] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20215] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20214] <... clone resumed>, parent_tid=[20218], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20218 [pid 20213] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20211] <... futex resumed>) = 0 [pid 20217] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20216] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20214] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20213] <... mprotect resumed>) = 0 [pid 20211] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20219 attached ./strace-static-x86_64: Process 20218 attached [pid 20217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20216] <... futex resumed>) = 1 [pid 20215] <... clone resumed>, parent_tid=[20219], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20219 [pid 20214] <... futex resumed>) = 0 [pid 20213] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20211] <... futex resumed>) = 0 [pid 20210] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20221 attached [pid 20217] perf_event_open(NULL, -1, 0, -1, 0 [pid 20216] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20215] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20214] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20211] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20210] exit_group(0 [pid 20217] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20216] <... futex resumed>) = ? [pid 20215] <... futex resumed>) = 0 [pid 20213] <... clone resumed>, parent_tid=[20220], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20220 [pid 20210] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20221 [pid 20217] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20216] +++ exited with 0 +++ [pid 20215] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20213] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20218] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20210] +++ exited with 0 +++ [pid 20218] <... set_robust_list resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20217] <... futex resumed>) = 1 [pid 20213] <... futex resumed>) = 0 [pid 20211] <... futex resumed>) = 0 [pid 20218] perf_event_open( [pid 20217] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20213] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20211] exit_group(0 [pid 20219] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20221] set_robust_list(0x5555558625e0, 24 [pid 20218] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20217] <... futex resumed>) = ? [pid 20211] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20220 attached [pid 20221] <... set_robust_list resumed>) = 0 [pid 20219] <... set_robust_list resumed>) = 0 [pid 20218] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20217] +++ exited with 0 +++ [pid 20221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20211] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20218] <... futex resumed>) = 1 [pid 20214] <... futex resumed>) = 0 [pid 20218] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20214] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20214] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20219] perf_event_open( [pid 20218] perf_event_open(NULL, -1, 0, -1, 0 [pid 20214] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... restart_syscall resumed>) = 0 [pid 20218] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20219] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20221] <... prctl resumed>) = 0 [pid 20220] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20222 ./strace-static-x86_64: Process 20222 attached [pid 20219] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20218] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20221] setpgid(0, 0 [pid 20219] <... futex resumed>) = 1 [pid 20218] <... futex resumed>) = 1 [pid 20221] <... setpgid resumed>) = 0 [pid 20215] <... futex resumed>) = 0 [pid 20214] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20223 attached [pid 20222] set_robust_list(0x5555558625e0, 24 [pid 20221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20220] <... set_robust_list resumed>) = 0 [pid 20219] perf_event_open(NULL, -1, 0, -1, 0 [pid 20218] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20215] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20214] exit_group(0 [pid 20219] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20218] <... futex resumed>) = ? [pid 20221] <... openat resumed>) = 3 [pid 20214] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20223 [pid 20215] <... futex resumed>) = 0 [pid 20223] set_robust_list(0x5555558625e0, 24 [pid 20222] <... set_robust_list resumed>) = 0 [pid 20221] write(3, "1000", 4 [pid 20220] perf_event_open( [pid 20219] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20218] +++ exited with 0 +++ [pid 20215] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20214] +++ exited with 0 +++ [pid 20223] <... set_robust_list resumed>) = 0 [pid 20222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20221] <... write resumed>) = 4 [pid 20220] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20219] <... futex resumed>) = 0 [pid 20215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20222] <... prctl resumed>) = 0 [pid 20221] close(3 [pid 20220] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20219] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20215] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20221] <... close resumed>) = 0 [pid 20220] <... futex resumed>) = 1 [pid 20219] <... futex resumed>) = ? [pid 20215] <... exit_group resumed>) = ? [pid 20222] setpgid(0, 0 [pid 20213] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20221] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20220] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20219] +++ exited with 0 +++ [pid 20213] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20215] +++ exited with 0 +++ [pid 20221] <... futex resumed>) = 0 [pid 20213] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20224 [pid 20220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20222] <... setpgid resumed>) = 0 [pid 20221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20220] perf_event_open(NULL, -1, 0, -1, 0 [pid 20213] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20221] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20220] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20221] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20220] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20224 attached [pid 20222] <... openat resumed>) = 3 [pid 20221] <... mprotect resumed>) = 0 [pid 20220] <... futex resumed>) = 1 [pid 20213] <... futex resumed>) = 0 [pid 20223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20224] set_robust_list(0x5555558625e0, 24 [pid 20222] write(3, "1000", 4 [pid 20221] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20220] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20213] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20225 ./strace-static-x86_64: Process 20225 attached [pid 20224] <... set_robust_list resumed>) = 0 [pid 20223] <... prctl resumed>) = 0 [pid 20222] <... write resumed>) = 4 [pid 20220] <... futex resumed>) = ? [pid 20213] <... exit_group resumed>) = ? [pid 20224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20222] close(3 [pid 20221] <... clone resumed>, parent_tid=[20226], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20226 [pid 20220] +++ exited with 0 +++ [pid 20224] <... prctl resumed>) = 0 [pid 20224] setpgid(0, 0) = 0 [pid 20224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20213] +++ exited with 0 +++ [pid 20224] <... openat resumed>) = 3 [pid 20223] setpgid(0, 0 [pid 20222] <... close resumed>) = 0 [pid 20221] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20224] write(3, "1000", 4 [pid 20223] <... setpgid resumed>) = 0 [pid 20222] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20221] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20213, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20224] <... write resumed>) = 4 [pid 20223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20222] <... futex resumed>) = 0 [pid 20221] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20224] close(3 [pid 20222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20224] <... close resumed>) = 0 [pid 20224] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20222] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20224] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20223] <... openat resumed>) = 3 [pid 20222] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20227 [pid 20224] <... mprotect resumed>) = 0 [pid 20223] write(3, "1000", 4 [pid 20222] <... mprotect resumed>) = 0 [pid 20224] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20223] <... write resumed>) = 4 [pid 20222] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20228 attached ./strace-static-x86_64: Process 20227 attached ./strace-static-x86_64: Process 20226 attached [pid 20225] set_robust_list(0x5555558625e0, 24 [pid 20223] close(3 [pid 20227] set_robust_list(0x5555558625e0, 24 [pid 20225] <... set_robust_list resumed>) = 0 [pid 20224] <... clone resumed>, parent_tid=[20228], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20228 [pid 20223] <... close resumed>) = 0 [pid 20226] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20227] <... set_robust_list resumed>) = 0 [pid 20224] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20223] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20226] <... set_robust_list resumed>) = 0 [pid 20225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20224] <... futex resumed>) = 0 [pid 20223] <... futex resumed>) = 0 [pid 20222] <... clone resumed>, parent_tid=[20229], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20229 [pid 20227] <... prctl resumed>) = 0 [pid 20226] perf_event_open( [pid 20225] <... prctl resumed>) = 0 [pid 20224] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20222] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20227] setpgid(0, 0 [pid 20226] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20225] setpgid(0, 0 [pid 20223] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20222] <... futex resumed>) = 0 [pid 20227] <... setpgid resumed>) = 0 [pid 20226] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20225] <... setpgid resumed>) = 0 [pid 20223] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20222] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20223] <... mprotect resumed>) = 0 [pid 20227] <... openat resumed>) = 3 [pid 20226] <... futex resumed>) = 1 [pid 20225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20221] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20229 attached [pid 20227] write(3, "1000", 4 [pid 20226] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20223] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20221] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20229] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20227] <... write resumed>) = 4 [pid 20226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20225] <... openat resumed>) = 3 [pid 20221] <... futex resumed>) = 0 [pid 20228] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20229] <... set_robust_list resumed>) = 0 [pid 20228] <... set_robust_list resumed>) = 0 [pid 20227] close(3 [pid 20226] perf_event_open(NULL, -1, 0, -1, 0 [pid 20225] write(3, "1000", 4 [pid 20223] <... clone resumed>, parent_tid=[20230], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20230 [pid 20221] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20230 attached [pid 20229] perf_event_open( [pid 20228] perf_event_open( [pid 20227] <... close resumed>) = 0 [pid 20226] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20225] <... write resumed>) = 4 [pid 20223] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20229] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20228] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20227] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20226] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20225] close(3 [pid 20223] <... futex resumed>) = 0 [pid 20229] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20227] <... futex resumed>) = 0 [pid 20226] <... futex resumed>) = 1 [pid 20225] <... close resumed>) = 0 [pid 20223] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20221] <... futex resumed>) = 0 [pid 20230] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20229] <... futex resumed>) = 1 [pid 20228] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20226] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20225] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20222] <... futex resumed>) = 0 [pid 20221] exit_group(0 [pid 20230] <... set_robust_list resumed>) = 0 [pid 20229] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20228] <... futex resumed>) = 1 [pid 20227] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20226] <... futex resumed>) = ? [pid 20225] <... futex resumed>) = 0 [pid 20224] <... futex resumed>) = 0 [pid 20222] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20221] <... exit_group resumed>) = ? [pid 20229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20228] perf_event_open(NULL, -1, 0, -1, 0 [pid 20227] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20226] +++ exited with 0 +++ [pid 20225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20224] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20222] <... futex resumed>) = 0 [pid 20229] perf_event_open(NULL, -1, 0, -1, 0 [pid 20227] <... mprotect resumed>) = 0 [pid 20224] <... futex resumed>) = 0 [pid 20222] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20221] +++ exited with 0 +++ [pid 20230] perf_event_open( [pid 20229] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20228] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20227] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20225] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20224] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20231 attached [pid 20230] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20229] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20228] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20225] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20231] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20230] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20229] <... futex resumed>) = 1 [pid 20228] <... futex resumed>) = 0 [pid 20227] <... clone resumed>, parent_tid=[20231], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20231 [pid 20225] <... mprotect resumed>) = 0 [pid 20224] exit_group(0 [pid 20222] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20231] <... set_robust_list resumed>) = 0 [pid 20230] <... futex resumed>) = 1 [pid 20229] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20227] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20225] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20224] <... exit_group resumed>) = ? [pid 20223] <... futex resumed>) = 0 [pid 20222] exit_group(0 [pid 5074] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20232 attached [pid 20231] perf_event_open( [pid 20230] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20229] <... futex resumed>) = ? [pid 20228] +++ exited with 0 +++ [pid 20227] <... futex resumed>) = 0 [pid 20224] +++ exited with 0 +++ [pid 20223] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20222] <... exit_group resumed>) = ? [pid 20232] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20231] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20229] +++ exited with 0 +++ [pid 20227] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20225] <... clone resumed>, parent_tid=[20232], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20232 [pid 20223] <... futex resumed>) = 0 [pid 20222] +++ exited with 0 +++ [pid 20232] <... set_robust_list resumed>) = 0 [pid 20231] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20230] perf_event_open(NULL, -1, 0, -1, 0 [pid 20227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20225] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20223] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20224, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20233 attached [pid 20232] perf_event_open( [pid 20231] <... futex resumed>) = 0 [pid 20230] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20227] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20225] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20233] set_robust_list(0x5555558625e0, 24 [pid 20232] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20231] perf_event_open(NULL, -1, 0, -1, 0 [pid 20230] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20227] <... futex resumed>) = 0 [pid 20225] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20233 [pid 20233] <... set_robust_list resumed>) = 0 [pid 20232] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20231] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20230] <... futex resumed>) = 1 [pid 20227] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20223] <... futex resumed>) = 0 [pid 20233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20232] <... futex resumed>) = 0 [pid 20231] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20230] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20225] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20223] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20233] <... prctl resumed>) = 0 [pid 20232] perf_event_open(NULL, -1, 0, -1, 0 [pid 20231] <... futex resumed>) = 0 [pid 20230] <... futex resumed>) = ? [pid 20227] exit_group(0 [pid 20225] <... futex resumed>) = 0 [pid 20223] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20233] setpgid(0, 0 [pid 20232] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20230] +++ exited with 0 +++ [pid 20227] <... exit_group resumed>) = ? [pid 20225] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20233] <... setpgid resumed>) = 0 [pid 20232] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20223] +++ exited with 0 +++ [pid 20225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20235 [pid 20233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20232] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20234 attached [pid 20233] <... openat resumed>) = 3 [pid 20232] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20231] +++ exited with 0 +++ [pid 20227] +++ exited with 0 +++ [pid 20225] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20234 [pid 20234] set_robust_list(0x5555558625e0, 24 [pid 20233] write(3, "1000", 4 [pid 20232] <... futex resumed>) = ? [pid 20225] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20235 attached [pid 20234] <... set_robust_list resumed>) = 0 [pid 20233] <... write resumed>) = 4 [pid 20232] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20233] close(3 [pid 20234] <... prctl resumed>) = 0 [pid 20233] <... close resumed>) = 0 [pid 20225] +++ exited with 0 +++ [pid 20234] setpgid(0, 0 [pid 20233] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20235] set_robust_list(0x5555558625e0, 24 [pid 20234] <... setpgid resumed>) = 0 [pid 20233] <... futex resumed>) = 0 [pid 20235] <... set_robust_list resumed>) = 0 [pid 20233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20236 attached [pid 20235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20233] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20236 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20237 attached [pid 20236] set_robust_list(0x5555558625e0, 24 [pid 20235] <... prctl resumed>) = 0 [pid 20234] <... openat resumed>) = 3 [pid 20233] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... restart_syscall resumed>) = 0 [pid 20236] <... set_robust_list resumed>) = 0 [pid 20235] setpgid(0, 0 [pid 20234] write(3, "1000", 4 [pid 20233] <... mprotect resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20237 [pid 20235] <... setpgid resumed>) = 0 [pid 20234] <... write resumed>) = 4 [pid 20233] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20234] close(3./strace-static-x86_64: Process 20238 attached [pid 20237] set_robust_list(0x5555558625e0, 24 [pid 20236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20235] <... openat resumed>) = 3 [pid 20235] write(3, "1000", 4 [pid 20237] <... set_robust_list resumed>) = 0 [pid 20236] <... prctl resumed>) = 0 [pid 20238] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20235] <... write resumed>) = 4 [pid 20234] <... close resumed>) = 0 [pid 20233] <... clone resumed>, parent_tid=[20238], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20238 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20236] setpgid(0, 0 [pid 20235] close(3 [pid 20234] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20233] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20235] <... close resumed>) = 0 [pid 20235] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20233] <... futex resumed>) = 0 [pid 20236] <... setpgid resumed>) = 0 [pid 20235] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20234] <... futex resumed>) = 0 [pid 20233] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20239 [pid 20236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20235] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20236] <... openat resumed>) = 3 [pid 20235] <... mprotect resumed>) = 0 [pid 20234] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20236] write(3, "1000", 4 [pid 20235] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20234] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20240 attached ./strace-static-x86_64: Process 20239 attached [pid 20238] <... set_robust_list resumed>) = 0 [pid 20237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20236] <... write resumed>) = 4 [pid 20240] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20239] set_robust_list(0x5555558625e0, 24 [pid 20238] perf_event_open( [pid 20237] <... prctl resumed>) = 0 [pid 20236] close(3 [pid 20235] <... clone resumed>, parent_tid=[20240], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20240 [pid 20234] <... mprotect resumed>) = 0 [pid 20240] <... set_robust_list resumed>) = 0 [pid 20239] <... set_robust_list resumed>) = 0 [pid 20237] setpgid(0, 0 [pid 20236] <... close resumed>) = 0 [pid 20235] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20234] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20237] <... setpgid resumed>) = 0 [pid 20236] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20235] <... futex resumed>) = 0 [pid 20239] <... prctl resumed>) = 0 [pid 20238] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20236] <... futex resumed>) = 0 [pid 20235] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20234] <... clone resumed>, parent_tid=[20241], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20241 [pid 20239] setpgid(0, 0 [pid 20238] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20237] <... openat resumed>) = 3 [pid 20240] perf_event_open( [pid 20236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20234] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20239] <... setpgid resumed>) = 0 [pid 20238] <... futex resumed>) = 1 [pid 20237] write(3, "1000", 4 [pid 20236] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20234] <... futex resumed>) = 0 [pid 20233] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20241 attached [pid 20240] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20238] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20237] <... write resumed>) = 4 [pid 20236] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20234] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20233] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20241] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20240] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20239] <... openat resumed>) = 3 [pid 20238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20237] close(3 [pid 20236] <... mprotect resumed>) = 0 [pid 20233] <... futex resumed>) = 0 [pid 20241] <... set_robust_list resumed>) = 0 [pid 20240] <... futex resumed>) = 1 [pid 20239] write(3, "1000", 4 [pid 20238] perf_event_open(NULL, -1, 0, -1, 0 [pid 20237] <... close resumed>) = 0 [pid 20236] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20235] <... futex resumed>) = 0 [pid 20233] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20241] perf_event_open( [pid 20240] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20239] <... write resumed>) = 4 [pid 20238] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20237] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20235] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20241] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20239] close(3 [pid 20238] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20237] <... futex resumed>) = 0 [pid 20236] <... clone resumed>, parent_tid=[20242], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20242 [pid 20235] <... futex resumed>) = 0 [pid 20241] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20240] perf_event_open(NULL, -1, 0, -1, 0 [pid 20239] <... close resumed>) = 0 [pid 20238] <... futex resumed>) = 1 [pid 20237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20236] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20235] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20233] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20242 attached [pid 20241] <... futex resumed>) = 1 [pid 20240] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20239] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20238] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20237] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20236] <... futex resumed>) = 0 [pid 20234] <... futex resumed>) = 0 [pid 20233] exit_group(0 [pid 20241] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20240] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20239] <... futex resumed>) = 0 [pid 20238] <... futex resumed>) = ? [pid 20237] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20236] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20234] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20233] <... exit_group resumed>) = ? [pid 20242] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20241] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20240] <... futex resumed>) = 1 [pid 20239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20238] +++ exited with 0 +++ [pid 20237] <... mprotect resumed>) = 0 [pid 20235] <... futex resumed>) = 0 [pid 20234] <... futex resumed>) = 0 [pid 20242] <... set_robust_list resumed>) = 0 [pid 20241] perf_event_open(NULL, -1, 0, -1, 0 [pid 20240] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20239] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20237] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20235] exit_group(0 [pid 20234] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20233] +++ exited with 0 +++ ./strace-static-x86_64: Process 20243 attached [pid 20242] perf_event_open( [pid 20241] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20240] <... futex resumed>) = ? [pid 20239] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20235] <... exit_group resumed>) = ? [pid 20243] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20242] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20241] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20240] +++ exited with 0 +++ [pid 20239] <... mprotect resumed>) = 0 [pid 20237] <... clone resumed>, parent_tid=[20243], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20243 [pid 20235] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20233, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20243] <... set_robust_list resumed>) = 0 [pid 20242] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20241] <... futex resumed>) = 1 [pid 20239] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20237] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20234] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20243] perf_event_open( [pid 20242] <... futex resumed>) = 1 [pid 20241] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20237] <... futex resumed>) = 0 [pid 20236] <... futex resumed>) = 0 [pid 20234] exit_group(0 [pid 5074] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20244 attached [pid 20243] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20242] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20241] <... futex resumed>) = ? [pid 20239] <... clone resumed>, parent_tid=[20244], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20244 [pid 20237] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20236] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20234] <... exit_group resumed>) = ? [pid 20244] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20243] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20241] +++ exited with 0 +++ [pid 20239] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20236] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20245 attached [pid 20244] <... set_robust_list resumed>) = 0 [pid 20243] <... futex resumed>) = 0 [pid 20242] perf_event_open(NULL, -1, 0, -1, 0 [pid 20239] <... futex resumed>) = 0 [pid 20237] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20236] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20234] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20246 attached [pid 20245] set_robust_list(0x5555558625e0, 24 [pid 20244] perf_event_open( [pid 20243] perf_event_open(NULL, -1, 0, -1, 0 [pid 20242] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20239] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20237] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20245 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20234, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20245] <... set_robust_list resumed>) = 0 [pid 20244] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20243] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20242] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20237] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20246 [pid 20244] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20243] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20242] <... futex resumed>) = 1 [pid 20237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20236] <... futex resumed>) = 0 [pid 20245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20244] <... futex resumed>) = 1 [pid 20243] <... futex resumed>) = 0 [pid 20242] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20239] <... futex resumed>) = 0 [pid 20237] exit_group(0 [pid 20236] exit_group(0 [pid 20246] set_robust_list(0x5555558625e0, 24 [pid 20245] <... prctl resumed>) = 0 [pid 20244] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20242] <... futex resumed>) = ? [pid 20239] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20237] <... exit_group resumed>) = ? [pid 20236] <... exit_group resumed>) = ? [pid 20245] setpgid(0, 0 [pid 20244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20243] +++ exited with 0 +++ [pid 20242] +++ exited with 0 +++ [pid 20246] <... set_robust_list resumed>) = 0 [pid 20239] <... futex resumed>) = 0 [pid 20237] +++ exited with 0 +++ [pid 20236] +++ exited with 0 +++ [pid 20245] <... setpgid resumed>) = 0 [pid 20244] perf_event_open(NULL, -1, 0, -1, 0 [pid 20239] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20244] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20247 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20248 attached ./strace-static-x86_64: Process 20247 attached [pid 20246] <... prctl resumed>) = 0 [pid 20245] <... openat resumed>) = 3 [pid 20244] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20246] setpgid(0, 0 [pid 20245] write(3, "1000", 4 [pid 20244] <... futex resumed>) = 1 [pid 20239] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20248 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20246] <... setpgid resumed>) = 0 [pid 20245] <... write resumed>) = 4 [pid 20244] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20239] exit_group(0 [pid 20247] set_robust_list(0x5555558625e0, 24 [pid 20246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20245] close(3 [pid 20244] <... futex resumed>) = ? [pid 20239] <... exit_group resumed>) = ? [pid 20248] set_robust_list(0x5555558625e0, 24 [pid 20244] +++ exited with 0 +++ [pid 20239] +++ exited with 0 +++ [pid 20245] <... close resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20248] <... set_robust_list resumed>) = 0 [pid 20246] <... openat resumed>) = 3 [pid 20245] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20249 attached [pid 20248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20247] <... set_robust_list resumed>) = 0 [pid 20246] write(3, "1000", 4 [pid 20245] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20249] set_robust_list(0x5555558625e0, 24 [pid 20248] <... prctl resumed>) = 0 [pid 20247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20246] <... write resumed>) = 4 [pid 20245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20249 [pid 20248] setpgid(0, 0 [pid 20247] <... prctl resumed>) = 0 [pid 20246] close(3 [pid 20245] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20249] <... set_robust_list resumed>) = 0 [pid 20248] <... setpgid resumed>) = 0 [pid 20247] setpgid(0, 0 [pid 20246] <... close resumed>) = 0 [pid 20245] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20247] <... setpgid resumed>) = 0 [pid 20246] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20249] <... prctl resumed>) = 0 [pid 20248] <... openat resumed>) = 3 [pid 20247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20246] <... futex resumed>) = 0 [pid 20245] <... mprotect resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20249] setpgid(0, 0 [pid 20248] write(3, "1000", 4 [pid 20247] <... openat resumed>) = 3 [pid 20246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20245] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20248] <... write resumed>) = 4 [pid 20247] write(3, "1000", 4 [pid 20248] close(3 [pid 20247] <... write resumed>) = 4 [pid 20246] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20249] <... setpgid resumed>) = 0 [pid 20248] <... close resumed>) = 0 [pid 20247] close(3 [pid 20246] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20250 [pid 20248] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20247] <... close resumed>) = 0 ./strace-static-x86_64: Process 20251 attached [pid 20249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20248] <... futex resumed>) = 0 [pid 20247] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20246] <... mprotect resumed>) = 0 [pid 20245] <... clone resumed>, parent_tid=[20251], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20251 ./strace-static-x86_64: Process 20250 attached [pid 20251] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20249] <... openat resumed>) = 3 [pid 20248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20247] <... futex resumed>) = 0 [pid 20246] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20245] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20251] <... set_robust_list resumed>) = 0 [pid 20250] set_robust_list(0x5555558625e0, 24 [pid 20249] write(3, "1000", 4 [pid 20248] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20245] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20252 attached [pid 20251] perf_event_open( [pid 20250] <... set_robust_list resumed>) = 0 [pid 20249] <... write resumed>) = 4 [pid 20248] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20247] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20246] <... clone resumed>, parent_tid=[20252], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20252 [pid 20245] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20252] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20251] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20249] close(3 [pid 20248] <... mprotect resumed>) = 0 [pid 20247] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20246] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20252] <... set_robust_list resumed>) = 0 [pid 20251] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20250] <... prctl resumed>) = 0 [pid 20249] <... close resumed>) = 0 [pid 20248] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20247] <... mprotect resumed>) = 0 [pid 20246] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20253 attached [pid 20252] perf_event_open( [pid 20251] <... futex resumed>) = 1 [pid 20250] setpgid(0, 0 [pid 20249] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20247] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20246] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20245] <... futex resumed>) = 0 [pid 20252] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20251] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20250] <... setpgid resumed>) = 0 [pid 20249] <... futex resumed>) = 0 [pid 20248] <... clone resumed>, parent_tid=[20253], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20253 [pid 20245] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20254 attached [pid 20253] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20252] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20248] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20247] <... clone resumed>, parent_tid=[20254], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20254 [pid 20245] <... futex resumed>) = 0 [pid 20254] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20253] <... set_robust_list resumed>) = 0 [pid 20252] <... futex resumed>) = 1 [pid 20251] perf_event_open(NULL, -1, 0, -1, 0 [pid 20250] <... openat resumed>) = 3 [pid 20248] <... futex resumed>) = 0 [pid 20247] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20246] <... futex resumed>) = 0 [pid 20245] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20249] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20252] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20251] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20250] write(3, "1000", 4 [pid 20249] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20248] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20247] <... futex resumed>) = 0 [pid 20246] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20253] perf_event_open( [pid 20252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20251] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20250] <... write resumed>) = 4 [pid 20249] <... mprotect resumed>) = 0 [pid 20247] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20246] <... futex resumed>) = 0 [pid 20253] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20253] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20252] perf_event_open(NULL, -1, 0, -1, 0 [pid 20251] <... futex resumed>) = 1 [pid 20250] close(3 [pid 20249] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20246] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20245] <... futex resumed>) = 0 [pid 20253] <... futex resumed>) = 1 [pid 20252] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20251] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20250] <... close resumed>) = 0 [pid 20248] <... futex resumed>) = 0 [pid 20245] exit_group(0 [pid 20253] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20252] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20251] <... futex resumed>) = ? [pid 20250] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20249] <... clone resumed>, parent_tid=[20255], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20255 [pid 20248] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20245] <... exit_group resumed>) = ? [pid 20253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20252] <... futex resumed>) = 1 [pid 20251] +++ exited with 0 +++ [pid 20250] <... futex resumed>) = 0 [pid 20249] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20248] <... futex resumed>) = 0 [pid 20246] <... futex resumed>) = 0 [pid 20250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20248] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20250] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20250] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20245] +++ exited with 0 +++ ./strace-static-x86_64: Process 20255 attached [pid 20253] perf_event_open(NULL, -1, 0, -1, 0 [pid 20252] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20250] <... mprotect resumed>) = 0 [pid 20249] <... futex resumed>) = 0 [pid 20246] exit_group(0 [pid 20255] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20254] <... set_robust_list resumed>) = 0 [pid 20253] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20252] <... futex resumed>) = ? [pid 20250] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20249] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20246] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20255] <... set_robust_list resumed>) = 0 [pid 20253] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20252] +++ exited with 0 +++ [pid 20255] perf_event_open( [pid 20250] <... clone resumed>, parent_tid=[20256], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20256 [pid 20255] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20250] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20255] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20250] <... futex resumed>) = 0 [pid 20246] +++ exited with 0 +++ [pid 20248] <... futex resumed>) = 0 [pid 20253] <... futex resumed>) = 1 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20255] <... futex resumed>) = 1 [pid 20250] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20249] <... futex resumed>) = 0 [pid 20248] exit_group(0./strace-static-x86_64: Process 20256 attached [pid 20255] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20256] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20256] <... set_robust_list resumed>) = 0 [pid 20249] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20248] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20257 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20256] perf_event_open( [pid 20254] perf_event_open( [pid 20253] +++ exited with 0 +++ [pid 20249] <... futex resumed>) = 1 [pid 20256] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20256] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20258 attached [pid 20256] <... futex resumed>) = 1 [pid 20255] <... futex resumed>) = 0 [pid 20254] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20250] <... futex resumed>) = 0 [pid 20249] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20248] +++ exited with 0 +++ ./strace-static-x86_64: Process 20257 attached [pid 20256] perf_event_open(NULL, -1, 0, -1, 0 [pid 20255] perf_event_open(NULL, -1, 0, -1, 0 [pid 20254] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20250] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20258 [pid 20258] set_robust_list(0x5555558625e0, 24 [pid 20257] set_robust_list(0x5555558625e0, 24 [pid 20256] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20255] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20250] <... futex resumed>) = 0 [pid 20254] <... futex resumed>) = 1 [pid 20247] <... futex resumed>) = 0 [pid 20258] <... set_robust_list resumed>) = 0 [pid 20257] <... set_robust_list resumed>) = 0 [pid 20256] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20255] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20254] perf_event_open(NULL, -1, 0, -1, 0 [pid 20250] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20247] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20256] <... futex resumed>) = 0 [pid 20255] <... futex resumed>) = 1 [pid 20254] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20249] <... futex resumed>) = 0 [pid 20247] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20257] <... prctl resumed>) = 0 [pid 20256] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20255] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20254] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20250] exit_group(0 [pid 20249] exit_group(0 [pid 20247] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20257] setpgid(0, 0 [pid 20256] <... futex resumed>) = ? [pid 20250] <... exit_group resumed>) = ? [pid 20247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20249] <... exit_group resumed>) = ? [pid 20255] <... futex resumed>) = ? [pid 20254] <... futex resumed>) = 0 [pid 20258] <... prctl resumed>) = 0 [pid 20257] <... setpgid resumed>) = 0 [pid 20256] +++ exited with 0 +++ [pid 20250] +++ exited with 0 +++ [pid 20247] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20259 [pid 20257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20247] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20259 attached [pid 20257] <... openat resumed>) = 3 [pid 20255] +++ exited with 0 +++ [pid 20249] +++ exited with 0 +++ [pid 20259] set_robust_list(0x5555558625e0, 24 [pid 20258] setpgid(0, 0 [pid 20257] write(3, "1000", 4 [pid 20259] <... set_robust_list resumed>) = 0 [pid 20257] <... write resumed>) = 4 [pid 20259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20257] close(3 [pid 20259] <... prctl resumed>) = 0 [pid 20257] <... close resumed>) = 0 [pid 20259] setpgid(0, 0 [pid 20257] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20254] +++ exited with 0 +++ [pid 20247] +++ exited with 0 +++ [pid 20259] <... setpgid resumed>) = 0 [pid 20257] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20258] <... setpgid resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20259] <... openat resumed>) = 3 [pid 20258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20257] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20259] write(3, "1000", 4 [pid 20258] <... openat resumed>) = 3 [pid 20257] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20259] <... write resumed>) = 4 [pid 20257] <... mprotect resumed>) = 0 [pid 20259] close(3 [pid 20257] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20259] <... close resumed>) = 0 [pid 20258] write(3, "1000", 4 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20260 [pid 20259] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20258] <... write resumed>) = 4 [pid 20257] <... clone resumed>, parent_tid=[20261], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20261 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20261 attached [pid 20259] <... futex resumed>) = 0 [pid 20258] close(3 [pid 20257] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20257] <... futex resumed>) = 0 [pid 20259] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20258] <... close resumed>) = 0 [pid 20257] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20259] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20258] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20262 [pid 20259] <... mprotect resumed>) = 0 [pid 20259] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20258] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20260 attached [pid 20258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20263 [pid 20259] <... clone resumed>, parent_tid=[20264], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20264 [pid 20259] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20258] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20259] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20261] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20260] set_robust_list(0x5555558625e0, 24 [pid 20258] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20261] <... set_robust_list resumed>) = 0 [pid 20260] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20262 attached [pid 20261] perf_event_open( [pid 20260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20258] <... mprotect resumed>) = 0 [pid 20261] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20258] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20263 attached [pid 20261] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20260] <... prctl resumed>) = 0 [pid 20263] set_robust_list(0x5555558625e0, 24 [pid 20261] <... futex resumed>) = 1 [pid 20260] setpgid(0, 0 [pid 20257] <... futex resumed>) = 0 [pid 20263] <... set_robust_list resumed>) = 0 [pid 20262] set_robust_list(0x5555558625e0, 24 [pid 20261] perf_event_open(NULL, -1, 0, -1, 0 [pid 20260] <... setpgid resumed>) = 0 [pid 20258] <... clone resumed>, parent_tid=[20265], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20265 [pid 20257] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20264 attached [pid 20263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20262] <... set_robust_list resumed>) = 0 [pid 20261] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20258] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20257] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20265 attached [pid 20264] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20263] <... prctl resumed>) = 0 [pid 20262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20261] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20258] <... futex resumed>) = 0 [pid 20257] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20265] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20264] <... set_robust_list resumed>) = 0 [pid 20263] setpgid(0, 0 [pid 20262] <... prctl resumed>) = 0 [pid 20261] <... futex resumed>) = 0 [pid 20260] <... openat resumed>) = 3 [pid 20258] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20265] <... set_robust_list resumed>) = 0 [pid 20264] perf_event_open( [pid 20263] <... setpgid resumed>) = 0 [pid 20262] setpgid(0, 0 [pid 20261] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20260] write(3, "1000", 4 [pid 20257] exit_group(0 [pid 20265] perf_event_open( [pid 20264] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20262] <... setpgid resumed>) = 0 [pid 20261] <... futex resumed>) = ? [pid 20260] <... write resumed>) = 4 [pid 20257] <... exit_group resumed>) = ? [pid 20265] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20264] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20263] <... openat resumed>) = 3 [pid 20262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20261] +++ exited with 0 +++ [pid 20260] close(3 [pid 20264] <... futex resumed>) = 1 [pid 20262] <... openat resumed>) = 3 [pid 20260] <... close resumed>) = 0 [pid 20263] write(3, "1000", 4 [pid 20259] <... futex resumed>) = 0 [pid 20257] +++ exited with 0 +++ [pid 20265] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20264] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20263] <... write resumed>) = 4 [pid 20262] write(3, "1000", 4 [pid 20260] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20259] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20258] <... futex resumed>) = 0 [pid 20265] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20263] close(3 [pid 20262] <... write resumed>) = 4 [pid 20260] <... futex resumed>) = 0 [pid 20259] <... futex resumed>) = 0 [pid 20258] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20264] perf_event_open(NULL, -1, 0, -1, 0 [pid 20263] <... close resumed>) = 0 [pid 20262] close(3 [pid 20260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20259] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20258] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20265] perf_event_open(NULL, -1, 0, -1, 0 [pid 20263] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20262] <... close resumed>) = 0 [pid 20260] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20258] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20264] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5075] <... restart_syscall resumed>) = 0 [pid 20265] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20264] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20263] <... futex resumed>) = 0 [pid 20262] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20260] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20265] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20264] <... futex resumed>) = 1 [pid 20263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20262] <... futex resumed>) = 0 [pid 20259] <... futex resumed>) = 0 [pid 20260] <... mprotect resumed>) = 0 [pid 20265] <... futex resumed>) = 1 [pid 20264] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20263] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20259] exit_group(0 [pid 20258] <... futex resumed>) = 0 [pid 20260] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20265] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20264] <... futex resumed>) = ? [pid 20263] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20262] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20259] <... exit_group resumed>) = ? [pid 20258] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20267 attached ./strace-static-x86_64: Process 20266 attached [pid 20265] <... futex resumed>) = ? [pid 20264] +++ exited with 0 +++ [pid 20263] <... mprotect resumed>) = 0 [pid 20262] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20260] <... clone resumed>, parent_tid=[20266], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20266 [pid 20259] +++ exited with 0 +++ [pid 20258] <... exit_group resumed>) = ? [pid 20267] set_robust_list(0x5555558625e0, 24 [pid 20266] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20265] +++ exited with 0 +++ [pid 20263] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20262] <... mprotect resumed>) = 0 [pid 20260] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20258] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20267 [pid 20267] <... set_robust_list resumed>) = 0 [pid 20262] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20260] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20268 attached [pid 20267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20266] <... set_robust_list resumed>) = 0 [pid 20263] <... clone resumed>, parent_tid=[20268], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20268 [pid 20260] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20267] <... prctl resumed>) = 0 [pid 20263] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20262] <... clone resumed>, parent_tid=[20269], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20269 [pid 20267] setpgid(0, 0 [pid 20266] perf_event_open( [pid 20263] <... futex resumed>) = 0 [pid 20262] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20267] <... setpgid resumed>) = 0 [pid 20263] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20262] <... futex resumed>) = 0 [pid 20267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20269 attached ) = 3 [pid 20266] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20262] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20269] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20268] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20267] write(3, "1000", 4 [pid 20266] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20270 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20270 attached [pid 20269] <... set_robust_list resumed>) = 0 [pid 20268] <... set_robust_list resumed>) = 0 [pid 20267] <... write resumed>) = 4 [pid 20266] <... futex resumed>) = 1 [pid 20260] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20271 attached [pid 20269] perf_event_open( [pid 20268] perf_event_open( [pid 20267] close(3 [pid 20266] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20260] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20271] set_robust_list(0x5555558625e0, 24 [pid 20270] set_robust_list(0x5555558625e0, 24 [pid 20269] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20268] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20267] <... close resumed>) = 0 [pid 20266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20260] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20271 [pid 20271] <... set_robust_list resumed>) = 0 [pid 20270] <... set_robust_list resumed>) = 0 [pid 20269] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20268] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20267] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20266] perf_event_open(NULL, -1, 0, -1, 0 [pid 20260] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20269] <... futex resumed>) = 1 [pid 20268] <... futex resumed>) = 1 [pid 20267] <... futex resumed>) = 0 [pid 20266] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20263] <... futex resumed>) = 0 [pid 20262] <... futex resumed>) = 0 [pid 20271] <... prctl resumed>) = 0 [pid 20270] <... prctl resumed>) = 0 [pid 20269] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20268] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20266] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20263] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20262] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20271] setpgid(0, 0 [pid 20270] setpgid(0, 0 [pid 20269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20267] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20266] <... futex resumed>) = 1 [pid 20263] <... futex resumed>) = 0 [pid 20262] <... futex resumed>) = 0 [pid 20260] <... futex resumed>) = 0 [pid 20271] <... setpgid resumed>) = 0 [pid 20270] <... setpgid resumed>) = 0 [pid 20269] perf_event_open(NULL, -1, 0, -1, 0 [pid 20268] perf_event_open(NULL, -1, 0, -1, 0 [pid 20267] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20266] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20263] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20262] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20260] exit_group(0 [pid 20271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20269] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20268] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20267] <... mprotect resumed>) = 0 [pid 20266] <... futex resumed>) = ? [pid 20260] <... exit_group resumed>) = ? [pid 20271] <... openat resumed>) = 3 [pid 20270] <... openat resumed>) = 3 [pid 20269] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20268] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20267] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20266] +++ exited with 0 +++ [pid 20271] write(3, "1000", 4 [pid 20270] write(3, "1000", 4 [pid 20269] <... futex resumed>) = 1 [pid 20268] <... futex resumed>) = 1 [pid 20263] <... futex resumed>) = 0 [pid 20262] <... futex resumed>) = 0 [pid 20260] +++ exited with 0 +++ ./strace-static-x86_64: Process 20272 attached [pid 20271] <... write resumed>) = 4 [pid 20270] <... write resumed>) = 4 [pid 20269] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20268] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20267] <... clone resumed>, parent_tid=[20272], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20272 [pid 20263] exit_group(0 [pid 20262] exit_group(0 [pid 20271] close(3 [pid 20270] close(3 [pid 20269] <... futex resumed>) = ? [pid 20268] <... futex resumed>) = ? [pid 20267] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20263] <... exit_group resumed>) = ? [pid 20262] <... exit_group resumed>) = ? [pid 20272] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20271] <... close resumed>) = 0 [pid 20270] <... close resumed>) = 0 [pid 20269] +++ exited with 0 +++ [pid 20268] +++ exited with 0 +++ [pid 20267] <... futex resumed>) = 0 [pid 20271] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20267] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20271] <... futex resumed>) = 0 [pid 20271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20263] +++ exited with 0 +++ [pid 20271] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20270] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20271] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20271] <... mprotect resumed>) = 0 [pid 20262] +++ exited with 0 +++ [pid 5072] <... restart_syscall resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20271] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20270] <... futex resumed>) = 0 [pid 20271] <... clone resumed>, parent_tid=[20273], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20273 [pid 20270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20274 attached ./strace-static-x86_64: Process 20275 attached [pid 20272] <... set_robust_list resumed>) = 0 [pid 20271] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20270] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20274 [pid 20271] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20275 [pid 20270] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20271] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20270] <... mprotect resumed>) = 0 [pid 20272] perf_event_open( [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20270] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20273 attached [pid 20273] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20276 [pid 20272] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20270] <... clone resumed>, parent_tid=[20277], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20277 [pid 20272] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20270] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20274] set_robust_list(0x5555558625e0, 24 [pid 20273] perf_event_open(./strace-static-x86_64: Process 20277 attached ./strace-static-x86_64: Process 20276 attached [pid 20275] set_robust_list(0x5555558625e0, 24 [pid 20274] <... set_robust_list resumed>) = 0 [pid 20273] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20272] <... futex resumed>) = 1 [pid 20270] <... futex resumed>) = 0 [pid 20267] <... futex resumed>) = 0 [pid 20277] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20273] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20272] perf_event_open(NULL, -1, 0, -1, 0 [pid 20270] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20267] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20277] <... set_robust_list resumed>) = 0 [pid 20276] set_robust_list(0x5555558625e0, 24 [pid 20275] <... set_robust_list resumed>) = 0 [pid 20274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20273] <... futex resumed>) = 1 [pid 20272] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20271] <... futex resumed>) = 0 [pid 20267] <... futex resumed>) = 0 [pid 20276] <... set_robust_list resumed>) = 0 [pid 20274] <... prctl resumed>) = 0 [pid 20273] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20272] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20271] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20267] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20274] setpgid(0, 0 [pid 20273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20272] <... futex resumed>) = 0 [pid 20271] <... futex resumed>) = 0 [pid 20267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20277] perf_event_open( [pid 20276] <... prctl resumed>) = 0 [pid 20275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20274] <... setpgid resumed>) = 0 [pid 20273] perf_event_open(NULL, -1, 0, -1, 0 [pid 20272] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20271] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20267] exit_group(0 [pid 20276] setpgid(0, 0 [pid 20275] <... prctl resumed>) = 0 [pid 20274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20273] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20272] <... futex resumed>) = ? [pid 20267] <... exit_group resumed>) = ? [pid 20277] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20276] <... setpgid resumed>) = 0 [pid 20274] <... openat resumed>) = 3 [pid 20273] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20273] <... futex resumed>) = 1 [pid 20271] <... futex resumed>) = 0 [pid 20277] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20276] <... openat resumed>) = 3 [pid 20275] setpgid(0, 0 [pid 20274] write(3, "1000", 4 [pid 20273] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20272] +++ exited with 0 +++ [pid 20271] exit_group(0 [pid 20267] +++ exited with 0 +++ [pid 20277] <... futex resumed>) = 1 [pid 20276] write(3, "1000", 4 [pid 20275] <... setpgid resumed>) = 0 [pid 20274] <... write resumed>) = 4 [pid 20273] <... futex resumed>) = ? [pid 20271] <... exit_group resumed>) = ? [pid 20270] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20277] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20276] <... write resumed>) = 4 [pid 20275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20274] close(3 [pid 20273] +++ exited with 0 +++ [pid 20270] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20276] close(3 [pid 20275] <... openat resumed>) = 3 [pid 20274] <... close resumed>) = 0 [pid 20271] +++ exited with 0 +++ [pid 20270] <... futex resumed>) = 0 [pid 20277] perf_event_open(NULL, -1, 0, -1, 0 [pid 20276] <... close resumed>) = 0 [pid 20275] write(3, "1000", 4 [pid 20274] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20270] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20277] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20276] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20275] <... write resumed>) = 4 [pid 20274] <... futex resumed>) = 0 [pid 20277] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20276] <... futex resumed>) = 0 [pid 20275] close(3 [pid 20274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20277] <... futex resumed>) = 1 [pid 20276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20275] <... close resumed>) = 0 [pid 20270] <... futex resumed>) = 0 [pid 20277] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20276] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20274] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20270] exit_group(0 [pid 20275] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20277] <... futex resumed>) = ? [pid 20276] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20275] <... futex resumed>) = 0 [pid 20274] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20270] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20277] +++ exited with 0 +++ [pid 20276] <... mprotect resumed>) = 0 [pid 20275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20274] <... mprotect resumed>) = 0 [pid 20276] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20270] +++ exited with 0 +++ [pid 20276] <... clone resumed>, parent_tid=[20278], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20278 [pid 20274] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20279 [pid 20275] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20276] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20275] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20280 ./strace-static-x86_64: Process 20280 attached ./strace-static-x86_64: Process 20279 attached ./strace-static-x86_64: Process 20278 attached [pid 20276] <... futex resumed>) = 0 [pid 20276] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20280] set_robust_list(0x5555558625e0, 24 [pid 20275] <... mprotect resumed>) = 0 [pid 20274] <... clone resumed>, parent_tid=[20281], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20281 [pid 20280] <... set_robust_list resumed>) = 0 [pid 20279] set_robust_list(0x5555558625e0, 24 [pid 20275] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20274] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20282 [pid 20280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20274] <... futex resumed>) = 0 [pid 20280] <... prctl resumed>) = 0 [pid 20279] <... set_robust_list resumed>) = 0 [pid 20274] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20280] setpgid(0, 0 [pid 20275] <... clone resumed>, parent_tid=[20283], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20283 [pid 20280] <... setpgid resumed>) = 0 [pid 20279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20275] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20279] <... prctl resumed>) = 0 [pid 20275] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20283 attached [pid 20283] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20280] <... openat resumed>) = 3 [pid 20283] <... set_robust_list resumed>) = 0 [pid 20280] write(3, "1000", 4 [pid 20279] setpgid(0, 0./strace-static-x86_64: Process 20281 attached ./strace-static-x86_64: Process 20282 attached [pid 20283] perf_event_open( [pid 20280] <... write resumed>) = 4 [pid 20279] <... setpgid resumed>) = 0 [pid 20278] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20283] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20280] close(3 [pid 20279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20283] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20280] <... close resumed>) = 0 [pid 20283] <... futex resumed>) = 1 [pid 20280] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20275] <... futex resumed>) = 0 [pid 20283] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20280] <... futex resumed>) = 0 [pid 20279] <... openat resumed>) = 3 [pid 20278] <... set_robust_list resumed>) = 0 [pid 20275] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20279] write(3, "1000", 4 [pid 20275] <... futex resumed>) = 0 [pid 20283] perf_event_open(NULL, -1, 0, -1, 0 [pid 20280] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20279] <... write resumed>) = 4 [pid 20278] perf_event_open( [pid 20275] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20283] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20280] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20279] close(3 [pid 20278] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20283] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20280] <... mprotect resumed>) = 0 [pid 20283] <... futex resumed>) = 1 [pid 20279] <... close resumed>) = 0 [pid 20278] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20275] <... futex resumed>) = 0 [pid 20283] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20280] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20279] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20278] <... futex resumed>) = 1 [pid 20276] <... futex resumed>) = 0 [pid 20275] exit_group(0 [pid 20283] <... futex resumed>) = ? [pid 20281] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20279] <... futex resumed>) = 0 [pid 20278] perf_event_open(NULL, -1, 0, -1, 0 [pid 20276] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20275] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20284 attached [pid 20283] +++ exited with 0 +++ [pid 20282] set_robust_list(0x5555558625e0, 24 [pid 20281] <... set_robust_list resumed>) = 0 [pid 20280] <... clone resumed>, parent_tid=[20284], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20284 [pid 20279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20278] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20276] <... futex resumed>) = 0 [pid 20284] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20282] <... set_robust_list resumed>) = 0 [pid 20281] perf_event_open( [pid 20280] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20279] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20276] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20275] +++ exited with 0 +++ [pid 20278] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20281] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20280] <... futex resumed>) = 0 [pid 20279] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20278] <... futex resumed>) = 0 [pid 20276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20284] <... set_robust_list resumed>) = 0 [pid 20282] <... prctl resumed>) = 0 [pid 20281] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20280] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20279] <... mprotect resumed>) = 0 [pid 20278] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20276] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20281] <... futex resumed>) = 1 [pid 20279] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20278] <... futex resumed>) = ? [pid 20282] setpgid(0, 0 [pid 20276] <... exit_group resumed>) = ? [pid 20274] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20281] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20274] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20279] <... clone resumed>, parent_tid=[20285], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20285 [pid 20274] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20286 [pid 20282] <... setpgid resumed>) = 0 [pid 20284] perf_event_open( [pid 20281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20279] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20278] +++ exited with 0 +++ [pid 20276] +++ exited with 0 +++ [pid 20274] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20281] perf_event_open(NULL, -1, 0, -1, 0 [pid 20279] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20284] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 ./strace-static-x86_64: Process 20285 attached [pid 20281] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20279] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20286 attached [pid 20285] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20284] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20282] <... openat resumed>) = 3 [pid 20281] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] set_robust_list(0x5555558625e0, 24 [pid 20285] <... set_robust_list resumed>) = 0 [pid 20284] <... futex resumed>) = 1 [pid 20282] write(3, "1000", 4 [pid 20281] <... futex resumed>) = 1 [pid 20280] <... futex resumed>) = 0 [pid 20274] <... futex resumed>) = 0 [pid 20286] <... set_robust_list resumed>) = 0 [pid 20285] perf_event_open( [pid 20284] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20282] <... write resumed>) = 4 [pid 20281] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20280] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20274] exit_group(0 [pid 20286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20285] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20282] close(3 [pid 20281] <... futex resumed>) = ? [pid 20280] <... futex resumed>) = 0 [pid 20274] <... exit_group resumed>) = ? [pid 20286] <... prctl resumed>) = 0 [pid 20285] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20284] perf_event_open(NULL, -1, 0, -1, 0 [pid 20280] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20286] setpgid(0, 0 [pid 20285] <... futex resumed>) = 1 [pid 20279] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20286] <... setpgid resumed>) = 0 [pid 20285] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20279] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20279] <... futex resumed>) = 0 [pid 20286] <... openat resumed>) = 3 [pid 20285] perf_event_open(NULL, -1, 0, -1, 0 [pid 20281] +++ exited with 0 +++ [pid 20282] <... close resumed>) = 0 [pid 20279] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20274] +++ exited with 0 +++ [pid 20284] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20286] write(3, "1000", 4 [pid 20285] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20284] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20282] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20287 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20287 attached [pid 20286] <... write resumed>) = 4 [pid 20285] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20284] <... futex resumed>) = 1 [pid 20282] <... futex resumed>) = 0 [pid 20280] <... futex resumed>) = 0 [pid 20287] set_robust_list(0x5555558625e0, 24 [pid 20286] close(3 [pid 20285] <... futex resumed>) = 1 [pid 20284] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20280] exit_group(0 [pid 20279] <... futex resumed>) = 0 [pid 20287] <... set_robust_list resumed>) = 0 [pid 20286] <... close resumed>) = 0 [pid 20285] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20284] <... futex resumed>) = ? [pid 20282] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20280] <... exit_group resumed>) = ? [pid 20279] exit_group(0 [pid 20287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20286] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20285] <... futex resumed>) = ? [pid 20284] +++ exited with 0 +++ [pid 20282] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20279] <... exit_group resumed>) = ? [pid 20287] <... prctl resumed>) = 0 [pid 20286] <... futex resumed>) = 0 [pid 20285] +++ exited with 0 +++ [pid 20282] <... mprotect resumed>) = 0 [pid 20280] +++ exited with 0 +++ [pid 20279] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20287] setpgid(0, 0 [pid 20286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20282] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20287] <... setpgid resumed>) = 0 [pid 20286] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20286] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20289 attached ./strace-static-x86_64: Process 20288 attached [pid 20287] <... openat resumed>) = 3 [pid 20286] <... mprotect resumed>) = 0 [pid 20282] <... clone resumed>, parent_tid=[20289], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20289 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20288 [pid 20289] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20288] set_robust_list(0x5555558625e0, 24 [pid 20287] write(3, "1000", 4 [pid 20286] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20282] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20287] <... write resumed>) = 4 [pid 20282] <... futex resumed>) = 0 [pid 20288] <... set_robust_list resumed>) = 0 [pid 20287] close(3 [pid 20286] <... clone resumed>, parent_tid=[20290], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20290 [pid 20282] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20287] <... close resumed>) = 0 [pid 20286] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20289] <... set_robust_list resumed>) = 0 [pid 20287] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20292 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20291 [pid 20288] <... prctl resumed>) = 0 [pid 20287] <... futex resumed>) = 0 [pid 20286] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20288] setpgid(0, 0 [pid 20287] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20289] perf_event_open( [pid 20288] <... setpgid resumed>) = 0 [pid 20287] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20289] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20287] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20292 attached [pid 20289] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20287] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20290 attached [pid 20287] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20291 attached [pid 20292] set_robust_list(0x5555558625e0, 24 [pid 20290] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20289] <... futex resumed>) = 1 [pid 20288] <... openat resumed>) = 3 [pid 20282] <... futex resumed>) = 0 [pid 20291] set_robust_list(0x5555558625e0, 24 [pid 20292] <... set_robust_list resumed>) = 0 [pid 20290] <... set_robust_list resumed>) = 0 [pid 20289] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20288] write(3, "1000", 4 [pid 20287] <... clone resumed>, parent_tid=[20293], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20293 [pid 20282] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20291] <... set_robust_list resumed>) = 0 [pid 20290] perf_event_open( [pid 20289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20288] <... write resumed>) = 4 [pid 20287] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20282] <... futex resumed>) = 0 [pid 20292] <... prctl resumed>) = 0 [pid 20291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20290] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20289] perf_event_open(NULL, -1, 0, -1, 0 [pid 20288] close(3 [pid 20287] <... futex resumed>) = 0 [pid 20282] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20293 attached [pid 20292] setpgid(0, 0 [pid 20291] <... prctl resumed>) = 0 [pid 20290] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20289] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20288] <... close resumed>) = 0 [pid 20287] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20293] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20292] <... setpgid resumed>) = 0 [pid 20291] setpgid(0, 0 [pid 20290] <... futex resumed>) = 1 [pid 20289] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20288] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] <... futex resumed>) = 0 [pid 20293] <... set_robust_list resumed>) = 0 [pid 20292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20291] <... setpgid resumed>) = 0 [pid 20290] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20289] <... futex resumed>) = 1 [pid 20288] <... futex resumed>) = 0 [pid 20286] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20282] <... futex resumed>) = 0 [pid 20293] perf_event_open( [pid 20292] <... openat resumed>) = 3 [pid 20291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20289] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20286] <... futex resumed>) = 0 [pid 20282] exit_group(0 [pid 20293] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20292] write(3, "1000", 4 [pid 20291] <... openat resumed>) = 3 [pid 20290] perf_event_open(NULL, -1, 0, -1, 0 [pid 20288] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20286] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20282] <... exit_group resumed>) = ? [pid 20289] <... futex resumed>) = ? [pid 20293] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20292] <... write resumed>) = 4 [pid 20291] write(3, "1000", 4 [pid 20290] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20288] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20293] <... futex resumed>) = 1 [pid 20292] close(3 [pid 20291] <... write resumed>) = 4 [pid 20290] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20289] +++ exited with 0 +++ [pid 20287] <... futex resumed>) = 0 [pid 20282] +++ exited with 0 +++ [pid 20288] <... mprotect resumed>) = 0 [pid 20293] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20292] <... close resumed>) = 0 [pid 20291] close(3 [pid 20290] <... futex resumed>) = 1 [pid 20287] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] <... futex resumed>) = 0 [pid 20293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20292] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20291] <... close resumed>) = 0 [pid 20290] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20288] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20287] <... futex resumed>) = 0 [pid 20286] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20294 attached [pid 20293] perf_event_open(NULL, -1, 0, -1, 0 [pid 20292] <... futex resumed>) = 0 [pid 20291] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20290] <... futex resumed>) = ? [pid 20287] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20286] <... exit_group resumed>) = ? [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20294] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20293] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20291] <... futex resumed>) = 0 [pid 20290] +++ exited with 0 +++ [pid 20288] <... clone resumed>, parent_tid=[20294], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20294 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20294] <... set_robust_list resumed>) = 0 [pid 20293] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20292] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20288] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20286] +++ exited with 0 +++ [pid 20293] <... futex resumed>) = 1 [pid 20292] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20291] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20288] <... futex resumed>) = 0 [pid 20287] <... futex resumed>) = 0 [pid 20294] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20293] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20292] <... mprotect resumed>) = 0 [pid 20291] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20288] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20287] exit_group(0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20294] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20293] <... futex resumed>) = ? [pid 20292] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20291] <... mprotect resumed>) = 0 [pid 20288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20287] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20296 attached ./strace-static-x86_64: Process 20295 attached [pid 20294] <... futex resumed>) = 0 [pid 20293] +++ exited with 0 +++ [pid 20291] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20288] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20287] +++ exited with 0 +++ ./strace-static-x86_64: Process 20298 attached ./strace-static-x86_64: Process 20297 attached [pid 20296] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20295] set_robust_list(0x5555558625e0, 24 [pid 20294] perf_event_open(NULL, -1, 0, -1, 0 [pid 20292] <... clone resumed>, parent_tid=[20296], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20296 [pid 20288] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20295 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20297 [pid 20298] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20297] set_robust_list(0x5555558625e0, 24 [pid 20296] <... set_robust_list resumed>) = 0 [pid 20295] <... set_robust_list resumed>) = 0 [pid 20294] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20292] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20291] <... clone resumed>, parent_tid=[20298], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20298 [pid 20288] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20298] <... set_robust_list resumed>) = 0 [pid 20297] <... set_robust_list resumed>) = 0 [pid 20296] perf_event_open( [pid 20295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20294] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20292] <... futex resumed>) = 0 [pid 20291] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20298] perf_event_open( [pid 20296] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20295] <... prctl resumed>) = 0 [pid 20294] <... futex resumed>) = 0 [pid 20292] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20291] <... futex resumed>) = 0 [pid 20288] exit_group(0 [pid 20298] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20295] setpgid(0, 0 [pid 20288] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20299 attached [pid 20298] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20296] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20295] <... setpgid resumed>) = 0 [pid 20294] +++ exited with 0 +++ [pid 20291] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20299 [pid 20298] <... futex resumed>) = 0 [pid 20296] <... futex resumed>) = 1 [pid 20295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20292] <... futex resumed>) = 0 [pid 20291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20288] +++ exited with 0 +++ [pid 20299] set_robust_list(0x5555558625e0, 24 [pid 20298] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20297] <... prctl resumed>) = 0 [pid 20296] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20295] <... openat resumed>) = 3 [pid 20292] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20291] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20299] <... set_robust_list resumed>) = 0 [pid 20298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20297] setpgid(0, 0 [pid 20296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20295] write(3, "1000", 4 [pid 20292] <... futex resumed>) = 0 [pid 20291] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20298] perf_event_open(NULL, -1, 0, -1, 0 [pid 20297] <... setpgid resumed>) = 0 [pid 20296] perf_event_open(NULL, -1, 0, -1, 0 [pid 20295] <... write resumed>) = 4 [pid 20292] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20291] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20299] <... prctl resumed>) = 0 [pid 20298] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20296] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20295] close(3 [pid 20299] setpgid(0, 0 [pid 20298] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20295] <... close resumed>) = 0 [pid 20299] <... setpgid resumed>) = 0 [pid 20298] <... futex resumed>) = 1 [pid 20295] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20298] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20296] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20295] <... futex resumed>) = 0 [pid 20291] <... futex resumed>) = 0 [pid 20299] <... openat resumed>) = 3 [pid 20297] <... openat resumed>) = 3 [pid 20296] <... futex resumed>) = 1 [pid 20295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20292] <... futex resumed>) = 0 [pid 20299] write(3, "1000", 4 [pid 20297] write(3, "1000", 4 [pid 20296] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20295] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20292] exit_group(0 [pid 20291] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20300 ./strace-static-x86_64: Process 20300 attached [pid 20299] <... write resumed>) = 4 [pid 20298] <... futex resumed>) = ? [pid 20297] <... write resumed>) = 4 [pid 20296] <... futex resumed>) = ? [pid 20295] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20292] <... exit_group resumed>) = ? [pid 20291] <... exit_group resumed>) = ? [pid 20300] set_robust_list(0x5555558625e0, 24 [pid 20299] close(3 [pid 20298] +++ exited with 0 +++ [pid 20297] close(3 [pid 20296] +++ exited with 0 +++ [pid 20295] <... mprotect resumed>) = 0 [pid 20299] <... close resumed>) = 0 [pid 20295] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20299] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20292] +++ exited with 0 +++ [pid 20299] <... futex resumed>) = 0 [pid 20295] <... clone resumed>, parent_tid=[20301], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20301 [pid 20299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20295] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20291] +++ exited with 0 +++ ./strace-static-x86_64: Process 20301 attached [pid 20300] <... set_robust_list resumed>) = 0 [pid 20299] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20297] <... close resumed>) = 0 [pid 20295] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20301] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20299] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20297] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20295] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20301] <... set_robust_list resumed>) = 0 [pid 20300] <... prctl resumed>) = 0 [pid 20299] <... mprotect resumed>) = 0 [pid 20297] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20302 attached [pid 20301] perf_event_open( [pid 20300] setpgid(0, 0 [pid 20299] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20304 attached [pid 20302] set_robust_list(0x5555558625e0, 24 [pid 20301] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20300] <... setpgid resumed>) = 0 [pid 20297] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20302 [pid 20304] set_robust_list(0x5555558625e0, 24 [pid 20302] <... set_robust_list resumed>) = 0 [pid 20301] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20299] <... clone resumed>, parent_tid=[20303], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20303 [pid 20297] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20304 [pid 20304] <... set_robust_list resumed>) = 0 [pid 20302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20301] <... futex resumed>) = 1 [pid 20300] <... openat resumed>) = 3 [pid 20299] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20297] <... mprotect resumed>) = 0 [pid 20295] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20303 attached [pid 20302] <... prctl resumed>) = 0 [pid 20301] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20300] write(3, "1000", 4 [pid 20299] <... futex resumed>) = 0 [pid 20297] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20295] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20305 attached [pid 20303] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20302] setpgid(0, 0 [pid 20301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20300] <... write resumed>) = 4 [pid 20299] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20305] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20304] <... prctl resumed>) = 0 [pid 20303] <... set_robust_list resumed>) = 0 [pid 20302] <... setpgid resumed>) = 0 [pid 20301] perf_event_open(NULL, -1, 0, -1, 0 [pid 20300] close(3 [pid 20297] <... clone resumed>, parent_tid=[20305], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20305 [pid 20295] <... futex resumed>) = 0 [pid 20305] <... set_robust_list resumed>) = 0 [pid 20304] setpgid(0, 0 [pid 20303] perf_event_open( [pid 20302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20301] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20300] <... close resumed>) = 0 [pid 20297] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20295] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20304] <... setpgid resumed>) = 0 [pid 20303] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20302] <... openat resumed>) = 3 [pid 20301] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20300] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20297] <... futex resumed>) = 0 [pid 20295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20305] perf_event_open( [pid 20304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20303] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20302] write(3, "1000", 4 [pid 20301] <... futex resumed>) = 0 [pid 20300] <... futex resumed>) = 0 [pid 20297] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20295] exit_group(0 [pid 20304] <... openat resumed>) = 3 [pid 20303] <... futex resumed>) = 1 [pid 20302] <... write resumed>) = 4 [pid 20300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20299] <... futex resumed>) = 0 [pid 20295] <... exit_group resumed>) = ? [pid 20305] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20304] write(3, "1000", 4 [pid 20303] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20302] close(3 [pid 20301] +++ exited with 0 +++ [pid 20300] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20299] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20300] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20305] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20304] <... write resumed>) = 4 [pid 20303] perf_event_open(NULL, -1, 0, -1, 0 [pid 20302] <... close resumed>) = 0 [pid 20300] <... mprotect resumed>) = 0 [pid 20299] <... futex resumed>) = 0 [pid 20295] +++ exited with 0 +++ [pid 20305] <... futex resumed>) = 1 [pid 20304] close(3 [pid 20303] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20302] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20300] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20299] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20297] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20306 attached [pid 20305] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20304] <... close resumed>) = 0 [pid 20303] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20302] <... futex resumed>) = 0 [pid 20299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20297] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20304] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20303] <... futex resumed>) = 0 [pid 20302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20300] <... clone resumed>, parent_tid=[20306], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20306 [pid 20299] exit_group(0 [pid 20297] <... futex resumed>) = 0 [pid 20306] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20305] perf_event_open(NULL, -1, 0, -1, 0 [pid 20304] <... futex resumed>) = 0 [pid 20302] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20300] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20299] <... exit_group resumed>) = ? [pid 20297] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20305] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20303] +++ exited with 0 +++ [pid 20302] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20300] <... futex resumed>) = 0 [pid 20300] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20306] <... set_robust_list resumed>) = 0 [pid 20299] +++ exited with 0 +++ [pid 20306] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20305] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20304] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20302] <... mprotect resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20306] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20305] <... futex resumed>) = 1 [pid 20304] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20297] <... futex resumed>) = 0 [pid 20302] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20307 attached [pid 20306] <... futex resumed>) = 1 [pid 20305] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20304] <... mprotect resumed>) = 0 [pid 20300] <... futex resumed>) = 0 [pid 20297] exit_group(0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20306] perf_event_open(NULL, -1, 0, -1, 0 [pid 20300] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20297] <... exit_group resumed>) = ? [pid 20305] <... futex resumed>) = ? [pid 20306] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20304] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20302] <... clone resumed>, parent_tid=[20307], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20307 [pid 20300] <... futex resumed>) = 0 [pid 20306] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20300] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20309 attached [pid 20306] <... futex resumed>) = 0 [pid 20305] +++ exited with 0 +++ [pid 20307] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20302] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20297] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20308 ./strace-static-x86_64: Process 20308 attached [pid 20309] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20307] <... set_robust_list resumed>) = 0 [pid 20306] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20304] <... clone resumed>, parent_tid=[20309], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20309 [pid 20302] <... futex resumed>) = 0 [pid 20300] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20310 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20309] <... set_robust_list resumed>) = 0 [pid 20308] set_robust_list(0x5555558625e0, 24 [pid 20307] perf_event_open( [pid 20306] <... futex resumed>) = ? [pid 20304] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20302] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20300] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20310 attached [pid 20309] perf_event_open( [pid 20308] <... set_robust_list resumed>) = 0 [pid 20307] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20306] +++ exited with 0 +++ [pid 20304] <... futex resumed>) = 0 [pid 20300] +++ exited with 0 +++ [pid 20310] set_robust_list(0x5555558625e0, 24 [pid 20309] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20307] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20304] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20310] <... set_robust_list resumed>) = 0 [pid 20309] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20308] <... prctl resumed>) = 0 [pid 20307] <... futex resumed>) = 1 [pid 20304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20302] <... futex resumed>) = 0 [pid 20310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20309] <... futex resumed>) = 0 [pid 20308] setpgid(0, 0 [pid 20307] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20304] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20302] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20310] <... prctl resumed>) = 0 [pid 20308] <... setpgid resumed>) = 0 [pid 20307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20304] <... futex resumed>) = 0 [pid 20302] <... futex resumed>) = 0 [pid 20310] setpgid(0, 0 [pid 20309] perf_event_open(NULL, -1, 0, -1, 0 [pid 20308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20307] perf_event_open(NULL, -1, 0, -1, 0 [pid 20304] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20302] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20310] <... setpgid resumed>) = 0 [pid 20309] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20308] <... openat resumed>) = 3 [pid 20307] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20308] write(3, "1000", 4 [pid 20310] <... openat resumed>) = 3 [pid 20308] <... write resumed>) = 4 [pid 20310] write(3, "1000", 4 [pid 20308] close(3 [pid 20310] <... write resumed>) = 4 [pid 20308] <... close resumed>) = 0 [pid 20307] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20311 [pid 20309] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20310] close(3 [pid 20308] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20302] <... futex resumed>) = 0 [pid 20307] <... futex resumed>) = 1 [pid 20304] <... futex resumed>) = 0 [pid 20309] <... futex resumed>) = 1 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20312 ./strace-static-x86_64: Process 20311 attached [pid 20310] <... close resumed>) = 0 [pid 20308] <... futex resumed>) = 0 [pid 20307] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20304] exit_group(0 [pid 20302] exit_group(0 [pid 20309] exit_group(0./strace-static-x86_64: Process 20312 attached [pid 20311] set_robust_list(0x5555558625e0, 24 [pid 20310] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20309] +++ exited with 0 +++ [pid 20308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20307] <... futex resumed>) = ? [pid 20304] <... exit_group resumed>) = ? [pid 20302] <... exit_group resumed>) = ? [pid 20311] <... set_robust_list resumed>) = 0 [pid 20310] <... futex resumed>) = 0 [pid 20308] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20307] +++ exited with 0 +++ [pid 20311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20308] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20311] <... prctl resumed>) = 0 [pid 20310] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20308] <... mprotect resumed>) = 0 [pid 20304] +++ exited with 0 +++ [pid 20311] setpgid(0, 0 [pid 20310] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20308] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20312] set_robust_list(0x5555558625e0, 24 [pid 20311] <... setpgid resumed>) = 0 [pid 20310] <... mprotect resumed>) = 0 [pid 20302] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20313 attached [pid 20312] <... set_robust_list resumed>) = 0 [pid 20311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20310] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20308] <... clone resumed>, parent_tid=[20313], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20313 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20311] <... openat resumed>) = 3 [pid 20308] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20314 attached [pid 20313] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20312] <... prctl resumed>) = 0 [pid 20311] write(3, "1000", 4 [pid 20310] <... clone resumed>, parent_tid=[20314], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20314 [pid 20308] <... futex resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20313] <... set_robust_list resumed>) = 0 [pid 20311] <... write resumed>) = 4 [pid 20312] setpgid(0, 0 [pid 20310] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20308] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20314] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20313] perf_event_open( [pid 20312] <... setpgid resumed>) = 0 [pid 20311] close(3 [pid 20310] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20315 attached [pid 20314] <... set_robust_list resumed>) = 0 [pid 20313] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20311] <... close resumed>) = 0 [pid 20310] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20313] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20311] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20315 [pid 20313] <... futex resumed>) = 1 [pid 20311] <... futex resumed>) = 0 [pid 20308] <... futex resumed>) = 0 [pid 20313] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20312] <... openat resumed>) = 3 [pid 20311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20308] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20311] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20308] <... futex resumed>) = 0 [pid 20312] write(3, "1000", 4 [pid 20314] perf_event_open( [pid 20313] perf_event_open(NULL, -1, 0, -1, 0 [pid 20311] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20308] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20312] <... write resumed>) = 4 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20316 [pid 20315] set_robust_list(0x5555558625e0, 24 [pid 20314] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20313] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20311] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20316 attached [pid 20314] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20315] <... set_robust_list resumed>) = 0 [pid 20313] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20312] close(3 [pid 20311] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20314] <... futex resumed>) = 1 [pid 20313] <... futex resumed>) = 1 [pid 20312] <... close resumed>) = 0 [pid 20310] <... futex resumed>) = 0 [pid 20308] <... futex resumed>) = 0 [pid 20314] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20313] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20312] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20311] <... clone resumed>, parent_tid=[20317], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20317 [pid 20310] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20308] exit_group(0 [pid 20314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20313] <... futex resumed>) = ? [pid 20312] <... futex resumed>) = 0 [pid 20311] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20310] <... futex resumed>) = 0 [pid 20308] <... exit_group resumed>) = ? [pid 20316] set_robust_list(0x5555558625e0, 24 [pid 20315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20314] perf_event_open(NULL, -1, 0, -1, 0 [pid 20313] +++ exited with 0 +++ [pid 20312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20311] <... futex resumed>) = 0 [pid 20310] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20308] +++ exited with 0 +++ [pid 20315] <... prctl resumed>) = 0 [pid 20314] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20312] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20311] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20317 attached [pid 20316] <... set_robust_list resumed>) = 0 [pid 20315] setpgid(0, 0 [pid 20314] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20312] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20317] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20315] <... setpgid resumed>) = 0 [pid 20314] <... futex resumed>) = 1 [pid 20312] <... mprotect resumed>) = 0 [pid 20310] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20317] <... set_robust_list resumed>) = 0 [pid 20316] <... prctl resumed>) = 0 [pid 20314] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20312] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20310] exit_group(0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20317] perf_event_open( [pid 20316] setpgid(0, 0 [pid 20315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20314] <... futex resumed>) = ? [pid 20310] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20318 attached [pid 20317] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20316] <... setpgid resumed>) = 0 [pid 20315] <... openat resumed>) = 3 [pid 20314] +++ exited with 0 +++ [pid 20312] <... clone resumed>, parent_tid=[20318], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20318 [pid 20310] +++ exited with 0 +++ [pid 20318] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20317] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20315] write(3, "1000", 4 [pid 20312] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20318] <... set_robust_list resumed>) = 0 [pid 20317] <... futex resumed>) = 1 [pid 20316] <... openat resumed>) = 3 [pid 20315] <... write resumed>) = 4 [pid 20312] <... futex resumed>) = 0 [pid 20311] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20319 attached [pid 20318] perf_event_open( [pid 20317] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20316] write(3, "1000", 4 [pid 20315] close(3 [pid 20312] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20311] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20319] set_robust_list(0x5555558625e0, 24 [pid 20318] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20316] <... write resumed>) = 4 [pid 20315] <... close resumed>) = 0 [pid 20311] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20319 [pid 20319] <... set_robust_list resumed>) = 0 [pid 20318] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20317] perf_event_open(NULL, -1, 0, -1, 0 [pid 20316] close(3 [pid 20315] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20311] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20318] <... futex resumed>) = 1 [pid 20317] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20316] <... close resumed>) = 0 [pid 20315] <... futex resumed>) = 0 [pid 20312] <... futex resumed>) = 0 [pid 20319] <... prctl resumed>) = 0 [pid 20318] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20317] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20316] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20312] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20319] setpgid(0, 0 [pid 20318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20317] <... futex resumed>) = 1 [pid 20316] <... futex resumed>) = 0 [pid 20315] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20312] <... futex resumed>) = 0 [pid 20311] <... futex resumed>) = 0 [pid 20319] <... setpgid resumed>) = 0 [pid 20318] perf_event_open(NULL, -1, 0, -1, 0 [pid 20317] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20315] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20312] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20311] exit_group(0 [pid 20319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20318] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20317] <... futex resumed>) = ? [pid 20316] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20315] <... mprotect resumed>) = 0 [pid 20311] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20320 [pid 20319] <... openat resumed>) = 3 [pid 20318] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20317] +++ exited with 0 +++ [pid 20316] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20315] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20319] write(3, "1000", 4 [pid 20318] <... futex resumed>) = 1 [pid 20312] <... futex resumed>) = 0 [pid 20319] <... write resumed>) = 4 [pid 20318] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20315] <... clone resumed>, parent_tid=[20321], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20321 [pid 20316] <... mprotect resumed>) = 0 [pid 20312] exit_group(0 [pid 20311] +++ exited with 0 +++ ./strace-static-x86_64: Process 20320 attached [pid 20319] close(3 [pid 20318] <... futex resumed>) = ? [pid 20316] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20315] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20312] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20321 attached [pid 20320] set_robust_list(0x5555558625e0, 24 [pid 20319] <... close resumed>) = 0 [pid 20318] +++ exited with 0 +++ [pid 20315] <... futex resumed>) = 0 [pid 20312] +++ exited with 0 +++ ./strace-static-x86_64: Process 20322 attached [pid 20321] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20320] <... set_robust_list resumed>) = 0 [pid 20319] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20316] <... clone resumed>, parent_tid=[20322], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20322 [pid 20315] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20322] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20319] <... futex resumed>) = 0 [pid 20316] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20322] <... set_robust_list resumed>) = 0 [pid 20320] <... prctl resumed>) = 0 [pid 20319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20316] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20322] perf_event_open( [pid 20321] <... set_robust_list resumed>) = 0 [pid 20320] setpgid(0, 0 [pid 20319] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20316] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 [pid 20322] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20320] <... setpgid resumed>) = 0 [pid 20319] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20321] perf_event_open( [pid 20322] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20321] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20319] <... mprotect resumed>) = 0 [pid 20322] <... futex resumed>) = 1 [pid 20321] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20320] <... openat resumed>) = 3 [pid 20319] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20316] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20323 attached [pid 20322] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20321] <... futex resumed>) = 1 [pid 20320] write(3, "1000", 4 [pid 20316] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20315] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20325 attached ./strace-static-x86_64: Process 20324 attached [pid 20323] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20321] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20320] <... write resumed>) = 4 [pid 20319] <... clone resumed>, parent_tid=[20323], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20323 [pid 20316] <... futex resumed>) = 0 [pid 20315] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20324 [pid 20325] set_robust_list(0x5555558625e0, 24 [pid 20324] set_robust_list(0x5555558625e0, 24 [pid 20322] perf_event_open(NULL, -1, 0, -1, 0 [pid 20321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20320] close(3 [pid 20319] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20316] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20315] <... futex resumed>) = 0 [pid 20323] <... set_robust_list resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20325 [pid 20325] <... set_robust_list resumed>) = 0 [pid 20324] <... set_robust_list resumed>) = 0 [pid 20322] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20321] perf_event_open(NULL, -1, 0, -1, 0 [pid 20320] <... close resumed>) = 0 [pid 20319] <... futex resumed>) = 0 [pid 20315] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20322] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20321] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20320] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20319] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20323] perf_event_open( [pid 20325] <... prctl resumed>) = 0 [pid 20324] <... prctl resumed>) = 0 [pid 20322] <... futex resumed>) = 1 [pid 20321] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20320] <... futex resumed>) = 0 [pid 20316] <... futex resumed>) = 0 [pid 20325] setpgid(0, 0 [pid 20324] setpgid(0, 0 [pid 20323] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20322] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20321] <... futex resumed>) = 1 [pid 20320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20316] exit_group(0 [pid 20315] <... futex resumed>) = 0 [pid 20325] <... setpgid resumed>) = 0 [pid 20324] <... setpgid resumed>) = 0 [pid 20323] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20322] <... futex resumed>) = ? [pid 20321] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20320] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20316] <... exit_group resumed>) = ? [pid 20315] exit_group(0 [pid 20325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20323] <... futex resumed>) = 1 [pid 20322] +++ exited with 0 +++ [pid 20320] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20325] <... openat resumed>) = 3 [pid 20324] <... openat resumed>) = 3 [pid 20323] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20321] <... futex resumed>) = ? [pid 20319] <... futex resumed>) = 0 [pid 20316] +++ exited with 0 +++ [pid 20315] <... exit_group resumed>) = ? [pid 20320] <... mprotect resumed>) = 0 [pid 20325] write(3, "1000", 4 [pid 20324] write(3, "1000", 4 [pid 20321] +++ exited with 0 +++ [pid 20320] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20319] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20315] +++ exited with 0 +++ [pid 20325] <... write resumed>) = 4 [pid 20324] <... write resumed>) = 4 [pid 20319] <... futex resumed>) = 1 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20323] <... futex resumed>) = 0 [pid 20325] close(3 [pid 20324] close(3 [pid 20323] perf_event_open(NULL, -1, 0, -1, 0 [pid 20320] <... clone resumed>, parent_tid=[20326], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20326 [pid 20319] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20325] <... close resumed>) = 0 [pid 20324] <... close resumed>) = 0 [pid 20323] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20320] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20325] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20324] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20323] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20320] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20326 attached ./strace-static-x86_64: Process 20327 attached [pid 20325] <... futex resumed>) = 0 [pid 20324] <... futex resumed>) = 0 [pid 20323] <... futex resumed>) = 1 [pid 20320] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20319] <... futex resumed>) = 0 [pid 20327] set_robust_list(0x5555558625e0, 24 [pid 20326] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20323] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20319] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20327 [pid 20327] <... set_robust_list resumed>) = 0 [pid 20326] <... set_robust_list resumed>) = 0 [pid 20325] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20324] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20323] <... futex resumed>) = ? [pid 20319] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20326] perf_event_open( [pid 20325] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20324] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20323] +++ exited with 0 +++ [pid 20327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20326] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20325] <... mprotect resumed>) = 0 [pid 20319] +++ exited with 0 +++ [pid 20324] <... mprotect resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20328 [pid 20327] <... prctl resumed>) = 0 [pid 20326] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20325] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20324] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20328 attached [pid 20327] setpgid(0, 0 [pid 20326] <... futex resumed>) = 1 [pid 20320] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20327] <... setpgid resumed>) = 0 [pid 20326] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20325] <... clone resumed>, parent_tid=[20329], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20329 [pid 20324] <... clone resumed>, parent_tid=[20330], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20330 [pid 20320] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20325] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20324] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20320] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20329 attached [pid 20328] set_robust_list(0x5555558625e0, 24 [pid 20327] <... openat resumed>) = 3 [pid 20326] perf_event_open(NULL, -1, 0, -1, 0 [pid 20325] <... futex resumed>) = 0 [pid 20324] <... futex resumed>) = 0 [pid 20320] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20329] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20328] <... set_robust_list resumed>) = 0 [pid 20327] write(3, "1000", 4 [pid 20326] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20325] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20324] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20330 attached ./strace-static-x86_64: Process 20331 attached [pid 20329] <... set_robust_list resumed>) = 0 [pid 20328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20327] <... write resumed>) = 4 [pid 20326] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20330] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20329] perf_event_open( [pid 20328] <... prctl resumed>) = 0 [pid 20327] close(3 [pid 20326] <... futex resumed>) = 1 [pid 20320] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20331 [pid 20331] set_robust_list(0x5555558625e0, 24 [pid 20330] <... set_robust_list resumed>) = 0 [pid 20329] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20328] setpgid(0, 0 [pid 20327] <... close resumed>) = 0 [pid 20326] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20320] exit_group(0 [pid 20331] <... set_robust_list resumed>) = 0 [pid 20330] perf_event_open( [pid 20329] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20328] <... setpgid resumed>) = 0 [pid 20327] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20326] <... futex resumed>) = ? [pid 20320] <... exit_group resumed>) = ? [pid 20331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20330] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20329] <... futex resumed>) = 1 [pid 20328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20327] <... futex resumed>) = 0 [pid 20326] +++ exited with 0 +++ [pid 20325] <... futex resumed>) = 0 [pid 20331] <... prctl resumed>) = 0 [pid 20330] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20329] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20328] <... openat resumed>) = 3 [pid 20327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20325] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20320] +++ exited with 0 +++ [pid 20331] setpgid(0, 0 [pid 20330] <... futex resumed>) = 1 [pid 20329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20328] write(3, "1000", 4 [pid 20327] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20325] <... futex resumed>) = 0 [pid 20324] <... futex resumed>) = 0 [pid 20331] <... setpgid resumed>) = 0 [pid 20330] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20329] perf_event_open(NULL, -1, 0, -1, 0 [pid 20328] <... write resumed>) = 4 [pid 20327] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20325] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20324] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20329] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20328] close(3 [pid 20327] <... mprotect resumed>) = 0 [pid 20324] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20331] <... openat resumed>) = 3 [pid 20330] perf_event_open(NULL, -1, 0, -1, 0 [pid 20329] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20328] <... close resumed>) = 0 [pid 20327] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20324] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20330] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20329] <... futex resumed>) = 1 [pid 20328] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20325] <... futex resumed>) = 0 [pid 20331] write(3, "1000", 4 [pid 20330] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20329] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20331] <... write resumed>) = 4 [pid 20328] <... futex resumed>) = 0 [pid 20327] <... clone resumed>, parent_tid=[20332], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20332 [pid 20325] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20333 [pid 20331] close(3 [pid 20330] <... futex resumed>) = 1 [pid 20329] <... futex resumed>) = ? [pid 20328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20327] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20325] <... exit_group resumed>) = ? [pid 20324] <... futex resumed>) = 0 [pid 20331] <... close resumed>) = 0 [pid 20330] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20329] +++ exited with 0 +++ [pid 20328] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20327] <... futex resumed>) = 0 [pid 20324] exit_group(0 [pid 20328] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20327] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20324] <... exit_group resumed>) = ? [pid 20331] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20330] <... futex resumed>) = ? [pid 20328] <... mprotect resumed>) = 0 [pid 20325] +++ exited with 0 +++ [pid 20331] <... futex resumed>) = 0 [pid 20328] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20332 attached [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20333 attached [pid 20332] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20330] +++ exited with 0 +++ [pid 20328] <... clone resumed>, parent_tid=[20334], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20334 [pid 20324] +++ exited with 0 +++ [pid 20331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20332] <... set_robust_list resumed>) = 0 [pid 20331] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20328] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20333] set_robust_list(0x5555558625e0, 24 [pid 20332] perf_event_open( [pid 20331] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20328] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20334 attached [pid 20333] <... set_robust_list resumed>) = 0 [pid 20332] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20331] <... mprotect resumed>) = 0 [pid 20328] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... restart_syscall resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20335 attached [pid 20334] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20332] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20331] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20332] <... futex resumed>) = 1 [pid 20327] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20335 [pid 20333] <... prctl resumed>) = 0 [pid 20332] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20327] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20333] setpgid(0, 0./strace-static-x86_64: Process 20337 attached ./strace-static-x86_64: Process 20336 attached [pid 20335] set_robust_list(0x5555558625e0, 24 [pid 20334] <... set_robust_list resumed>) = 0 [pid 20333] <... setpgid resumed>) = 0 [pid 20332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20331] <... clone resumed>, parent_tid=[20336], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20336 [pid 20327] <... futex resumed>) = 0 [pid 20337] set_robust_list(0x5555558625e0, 24 [pid 20334] perf_event_open( [pid 20333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20332] perf_event_open(NULL, -1, 0, -1, 0 [pid 20331] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20327] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20337 [pid 20337] <... set_robust_list resumed>) = 0 [pid 20335] <... set_robust_list resumed>) = 0 [pid 20334] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20333] <... openat resumed>) = 3 [pid 20332] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20331] <... futex resumed>) = 0 [pid 20337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20334] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20333] write(3, "1000", 4 [pid 20332] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20331] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20337] <... prctl resumed>) = 0 [pid 20334] <... futex resumed>) = 1 [pid 20333] <... write resumed>) = 4 [pid 20332] <... futex resumed>) = 1 [pid 20328] <... futex resumed>) = 0 [pid 20327] <... futex resumed>) = 0 [pid 20337] setpgid(0, 0 [pid 20334] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20333] close(3 [pid 20332] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20328] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20327] exit_group(0 [pid 20337] <... setpgid resumed>) = 0 [pid 20334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20333] <... close resumed>) = 0 [pid 20332] <... futex resumed>) = ? [pid 20328] <... futex resumed>) = 0 [pid 20327] <... exit_group resumed>) = ? [pid 20337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20336] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20334] perf_event_open(NULL, -1, 0, -1, 0 [pid 20333] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20332] +++ exited with 0 +++ [pid 20328] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20337] <... openat resumed>) = 3 [pid 20336] <... set_robust_list resumed>) = 0 [pid 20335] <... prctl resumed>) = 0 [pid 20334] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20333] <... futex resumed>) = 0 [pid 20327] +++ exited with 0 +++ [pid 20337] write(3, "1000", 4 [pid 20335] setpgid(0, 0 [pid 20334] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20337] <... write resumed>) = 4 [pid 20335] <... setpgid resumed>) = 0 [pid 20334] <... futex resumed>) = 1 [pid 20333] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20328] <... futex resumed>) = 0 [pid 20337] close(3 [pid 20335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20334] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20333] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20328] exit_group(0 [pid 20336] perf_event_open( [pid 20337] <... close resumed>) = 0 [pid 20334] <... futex resumed>) = ? [pid 20333] <... mprotect resumed>) = 0 [pid 20328] <... exit_group resumed>) = ? [pid 20337] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20336] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20335] <... openat resumed>) = 3 [pid 20334] +++ exited with 0 +++ [pid 20333] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20338 attached [pid 20337] <... futex resumed>) = 0 [pid 20336] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20335] write(3, "1000", 4 [pid 20328] +++ exited with 0 +++ [pid 20338] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20336] <... futex resumed>) = 1 [pid 20335] <... write resumed>) = 4 [pid 20333] <... clone resumed>, parent_tid=[20338], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20338 [pid 20331] <... futex resumed>) = 0 [pid 20338] <... set_robust_list resumed>) = 0 [pid 20337] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20336] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20335] close(3 [pid 20333] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20331] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20338] perf_event_open( [pid 20337] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20335] <... close resumed>) = 0 [pid 20333] <... futex resumed>) = 0 [pid 20331] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20339 attached [pid 20338] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20337] <... mprotect resumed>) = 0 [pid 20336] perf_event_open(NULL, -1, 0, -1, 0 [pid 20335] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20333] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20331] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... restart_syscall resumed>) = 0 [pid 20339] set_robust_list(0x5555558625e0, 24 [pid 20338] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20337] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20336] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20335] <... futex resumed>) = 0 [pid 20333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20339 ./strace-static-x86_64: Process 20340 attached [pid 20339] <... set_robust_list resumed>) = 0 [pid 20338] <... futex resumed>) = 0 [pid 20336] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20333] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20340] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20338] perf_event_open(NULL, -1, 0, -1, 0 [pid 20337] <... clone resumed>, parent_tid=[20340], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20340 [pid 20336] <... futex resumed>) = 1 [pid 20335] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20333] <... futex resumed>) = 0 [pid 20331] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20339] <... prctl resumed>) = 0 [pid 20338] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20337] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20336] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20335] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20333] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20331] exit_group(0 [pid 20339] setpgid(0, 0 [pid 20338] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20337] <... futex resumed>) = 0 [pid 20339] <... setpgid resumed>) = 0 [pid 20338] <... futex resumed>) = 0 [pid 20337] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20336] <... futex resumed>) = ? [pid 20333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20331] <... exit_group resumed>) = ? [pid 20335] <... mprotect resumed>) = 0 [pid 20339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20338] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20336] +++ exited with 0 +++ [pid 20333] exit_group(0 [pid 20339] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20341 attached [pid 20339] write(3, "1000", 4 [pid 20331] +++ exited with 0 +++ [pid 20341] set_robust_list(0x5555558625e0, 24 [pid 20339] <... write resumed>) = 4 [pid 20338] <... futex resumed>) = ? [pid 20335] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20333] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20341 [pid 20341] <... set_robust_list resumed>) = 0 [pid 20339] close(3 [pid 20338] +++ exited with 0 +++ [pid 20341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20339] <... close resumed>) = 0 [pid 20341] <... prctl resumed>) = 0 [pid 20339] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20341] setpgid(0, 0 [pid 20339] <... futex resumed>) = 0 [pid 20333] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20335] <... clone resumed>, parent_tid=[20342], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20342 [pid 20341] <... setpgid resumed>) = 0 [pid 20339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20335] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20342 attached [pid 20341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20340] <... set_robust_list resumed>) = 0 [pid 20339] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20341] <... openat resumed>) = 3 [pid 20339] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20335] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20342] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20341] write(3, "1000", 4 [pid 20340] perf_event_open( [pid 20339] <... mprotect resumed>) = 0 [pid 20335] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20343 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20343 attached [pid 20341] <... write resumed>) = 4 [pid 20339] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20341] close(3) = 0 [pid 20340] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20339] <... clone resumed>, parent_tid=[20344], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20344 [pid 20342] <... set_robust_list resumed>) = 0 [pid 20341] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20340] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20339] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20342] perf_event_open( [pid 20341] <... futex resumed>) = 0 [pid 20339] <... futex resumed>) = 0 [pid 20341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20339] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20342] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20341] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20340] <... futex resumed>) = 1 [pid 20337] <... futex resumed>) = 0 [pid 20342] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20341] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20340] perf_event_open(NULL, -1, 0, -1, 0 [pid 20337] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20345 [pid 20343] set_robust_list(0x5555558625e0, 24 [pid 20342] <... futex resumed>) = 1 [pid 20341] <... mprotect resumed>) = 0 [pid 20340] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20337] <... futex resumed>) = 0 [pid 20335] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20345 attached [pid 20343] <... set_robust_list resumed>) = 0 [pid 20342] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20341] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20340] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20337] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20335] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20346 attached ./strace-static-x86_64: Process 20344 attached [pid 20345] set_robust_list(0x5555558625e0, 24 [pid 20343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20340] <... futex resumed>) = 0 [pid 20337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20335] <... futex resumed>) = 0 [pid 20346] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20345] <... set_robust_list resumed>) = 0 [pid 20343] <... prctl resumed>) = 0 [pid 20342] perf_event_open(NULL, -1, 0, -1, 0 [pid 20341] <... clone resumed>, parent_tid=[20346], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20346 [pid 20340] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20337] exit_group(0 [pid 20335] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20344] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20346] <... set_robust_list resumed>) = 0 [pid 20345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20344] <... set_robust_list resumed>) = 0 [pid 20343] setpgid(0, 0 [pid 20342] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20341] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20340] <... futex resumed>) = ? [pid 20337] <... exit_group resumed>) = ? [pid 20346] perf_event_open( [pid 20345] <... prctl resumed>) = 0 [pid 20344] perf_event_open( [pid 20343] <... setpgid resumed>) = 0 [pid 20342] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20341] <... futex resumed>) = 0 [pid 20340] +++ exited with 0 +++ [pid 20346] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20344] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20342] <... futex resumed>) = 1 [pid 20337] +++ exited with 0 +++ [pid 20335] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20346] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20345] setpgid(0, 0 [pid 20344] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20343] <... openat resumed>) = 3 [pid 20342] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20341] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20335] exit_group(0 [pid 20346] <... futex resumed>) = 0 [pid 20345] <... setpgid resumed>) = 0 [pid 20344] <... futex resumed>) = 1 [pid 20343] write(3, "1000", 4 [pid 20342] <... futex resumed>) = ? [pid 20341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20339] <... futex resumed>) = 0 [pid 20335] <... exit_group resumed>) = ? [pid 20346] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20344] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20343] <... write resumed>) = 4 [pid 20341] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20339] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20345] <... openat resumed>) = 3 [pid 20342] +++ exited with 0 +++ [pid 20341] <... futex resumed>) = 0 [pid 20339] <... futex resumed>) = 0 [pid 20345] write(3, "1000", 4 [pid 20341] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20339] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20345] <... write resumed>) = 4 [pid 20335] +++ exited with 0 +++ [pid 20343] close(3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20347 attached [pid 20346] perf_event_open(NULL, -1, 0, -1, 0 [pid 20345] close(3 [pid 20344] perf_event_open(NULL, -1, 0, -1, 0 [pid 20343] <... close resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20346] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20345] <... close resumed>) = 0 [pid 20344] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20343] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20347 [pid 20347] set_robust_list(0x5555558625e0, 24 [pid 20346] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20345] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20344] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20343] <... futex resumed>) = 0 [pid 20347] <... set_robust_list resumed>) = 0 [pid 20346] <... futex resumed>) = 1 [pid 20345] <... futex resumed>) = 0 [pid 20344] <... futex resumed>) = 1 [pid 20343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20341] <... futex resumed>) = 0 [pid 20339] <... futex resumed>) = 0 [pid 20347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20346] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20344] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20343] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20341] exit_group(0 [pid 20339] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20347] <... prctl resumed>) = 0 [pid 20346] <... futex resumed>) = ? [pid 20345] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20344] <... futex resumed>) = ? [pid 20343] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20341] <... exit_group resumed>) = ? [pid 20339] <... exit_group resumed>) = ? [pid 20346] +++ exited with 0 +++ [pid 20344] +++ exited with 0 +++ [pid 20343] <... mprotect resumed>) = 0 [pid 20343] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20349], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20349 [pid 20343] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20343] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20341] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20348 attached ) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20347] setpgid(0, 0 [pid 20345] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20339] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20348 [pid 20347] <... setpgid resumed>) = 0 [pid 20345] <... mprotect resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20350 [pid 20348] set_robust_list(0x5555558625e0, 24 [pid 20345] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20348] <... set_robust_list resumed>) = 0 [pid 20347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20345] <... clone resumed>, parent_tid=[20351], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20351 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20347] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20349 attached [pid 20348] <... prctl resumed>) = 0 [pid 20345] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20349] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20348] setpgid(0, 0 [pid 20349] <... set_robust_list resumed>) = 0 [pid 20348] <... setpgid resumed>) = 0 [pid 20345] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20351 attached ./strace-static-x86_64: Process 20350 attached [pid 20349] perf_event_open( [pid 20348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20347] write(3, "1000", 4 [pid 20345] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20352 ./strace-static-x86_64: Process 20352 attached [pid 20350] set_robust_list(0x5555558625e0, 24 [pid 20351] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20349] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20348] <... openat resumed>) = 3 [pid 20347] <... write resumed>) = 4 [pid 20349] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20348] write(3, "1000", 4 [pid 20347] close(3 [pid 20350] <... set_robust_list resumed>) = 0 [pid 20349] <... futex resumed>) = 1 [pid 20348] <... write resumed>) = 4 [pid 20347] <... close resumed>) = 0 [pid 20343] <... futex resumed>) = 0 [pid 20351] <... set_robust_list resumed>) = 0 [pid 20349] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20348] close(3 [pid 20347] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20343] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20348] <... close resumed>) = 0 [pid 20347] <... futex resumed>) = 0 [pid 20343] <... futex resumed>) = 0 [pid 20351] perf_event_open( [pid 20350] <... prctl resumed>) = 0 [pid 20349] perf_event_open(NULL, -1, 0, -1, 0 [pid 20348] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20343] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20352] set_robust_list(0x5555558625e0, 24 [pid 20351] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20350] setpgid(0, 0 [pid 20349] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20348] <... futex resumed>) = 0 [pid 20347] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20352] <... set_robust_list resumed>) = 0 [pid 20351] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20350] <... setpgid resumed>) = 0 [pid 20349] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20347] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20349] <... futex resumed>) = 1 [pid 20348] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20343] <... futex resumed>) = 0 [pid 20351] <... futex resumed>) = 1 [pid 20350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20349] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20348] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20347] <... mprotect resumed>) = 0 [pid 20345] <... futex resumed>) = 0 [pid 20343] exit_group(0 [pid 20352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20351] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20350] <... openat resumed>) = 3 [pid 20349] <... futex resumed>) = ? [pid 20348] <... mprotect resumed>) = 0 [pid 20347] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20345] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20343] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20353 attached [pid 20352] <... prctl resumed>) = 0 [pid 20351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20350] write(3, "1000", 4 [pid 20349] +++ exited with 0 +++ [pid 20348] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20345] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20354 attached [pid 20353] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20352] setpgid(0, 0 [pid 20351] perf_event_open(NULL, -1, 0, -1, 0 [pid 20350] <... write resumed>) = 4 [pid 20347] <... clone resumed>, parent_tid=[20353], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20353 [pid 20345] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20343] +++ exited with 0 +++ [pid 20354] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20353] <... set_robust_list resumed>) = 0 [pid 20352] <... setpgid resumed>) = 0 [pid 20351] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20350] close(3 [pid 20348] <... clone resumed>, parent_tid=[20354], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20354 [pid 20347] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20354] <... set_robust_list resumed>) = 0 [pid 20353] perf_event_open( [pid 20352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20351] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20350] <... close resumed>) = 0 [pid 20348] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20347] <... futex resumed>) = 0 [pid 20354] perf_event_open( [pid 20353] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20352] <... openat resumed>) = 3 [pid 20348] <... futex resumed>) = 0 [pid 20347] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20354] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20353] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] write(3, "1000", 4 [pid 20351] <... futex resumed>) = 1 [pid 20350] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20348] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20345] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20354] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20353] <... futex resumed>) = 0 [pid 20352] <... write resumed>) = 4 [pid 20351] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20350] <... futex resumed>) = 0 [pid 20348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20347] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20345] exit_group(0 [pid 20354] <... futex resumed>) = 0 [pid 20353] perf_event_open(NULL, -1, 0, -1, 0 [pid 20348] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20354] perf_event_open(NULL, -1, 0, -1, 0 [pid 20353] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20352] close(3 [pid 20351] <... futex resumed>) = ? [pid 20350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20348] <... futex resumed>) = 0 [pid 20347] <... futex resumed>) = 0 [pid 20345] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20355 attached [pid 20354] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20353] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] <... close resumed>) = 0 [pid 20351] +++ exited with 0 +++ [pid 20350] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20348] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20347] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20354] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20353] <... futex resumed>) = 0 [pid 20348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20355] set_robust_list(0x5555558625e0, 24 [pid 20354] <... futex resumed>) = 0 [pid 20353] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20348] exit_group(0 [pid 20355] <... set_robust_list resumed>) = 0 [pid 20352] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20350] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20348] <... exit_group resumed>) = ? [pid 20347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20345] +++ exited with 0 +++ [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20355 [pid 20355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20354] +++ exited with 0 +++ [pid 20352] <... futex resumed>) = 0 [pid 20350] <... mprotect resumed>) = 0 [pid 20347] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20355] <... prctl resumed>) = 0 [pid 20353] <... futex resumed>) = ? [pid 20352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20350] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20348] +++ exited with 0 +++ [pid 20347] <... exit_group resumed>) = ? [pid 20355] setpgid(0, 0 [pid 20353] +++ exited with 0 +++ [pid 20352] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20355] <... setpgid resumed>) = 0 [pid 20355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20355] write(3, "1000", 4 [pid 20347] +++ exited with 0 +++ [pid 20355] <... write resumed>) = 4 [pid 20352] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20350] <... clone resumed>, parent_tid=[20356], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20356 [pid 20355] close(3) = 0 [pid 20352] <... mprotect resumed>) = 0 [pid 20350] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20355] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20350] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20356 attached [pid 20355] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20356] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20352] <... clone resumed>, parent_tid=[20357], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20357 [pid 20350] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20357 attached [pid 20356] <... set_robust_list resumed>) = 0 [pid 20355] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20352] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20357] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20355] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20352] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20357] <... set_robust_list resumed>) = 0 [pid 20352] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20355] <... mprotect resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20358 attached [pid 20357] perf_event_open( [pid 20356] perf_event_open( [pid 20355] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20358 ./strace-static-x86_64: Process 20360 attached ./strace-static-x86_64: Process 20359 attached [pid 20358] set_robust_list(0x5555558625e0, 24 [pid 20357] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20356] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20359 ./strace-static-x86_64: Process 20361 attached [pid 20360] set_robust_list(0x5555558625e0, 24 [pid 20359] set_robust_list(0x5555558625e0, 24 [pid 20358] <... set_robust_list resumed>) = 0 [pid 20357] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20356] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20355] <... clone resumed>, parent_tid=[20361], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20361 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20360 [pid 20360] <... set_robust_list resumed>) = 0 [pid 20359] <... set_robust_list resumed>) = 0 [pid 20357] <... futex resumed>) = 1 [pid 20352] <... futex resumed>) = 0 [pid 20361] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20357] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20356] <... futex resumed>) = 1 [pid 20355] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20350] <... futex resumed>) = 0 [pid 20360] <... prctl resumed>) = 0 [pid 20359] <... prctl resumed>) = 0 [pid 20358] <... prctl resumed>) = 0 [pid 20357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20356] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20355] <... futex resumed>) = 0 [pid 20352] <... futex resumed>) = 0 [pid 20350] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20361] <... set_robust_list resumed>) = 0 [pid 20360] setpgid(0, 0 [pid 20359] setpgid(0, 0 [pid 20358] setpgid(0, 0 [pid 20357] perf_event_open(NULL, -1, 0, -1, 0 [pid 20356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20355] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20352] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20350] <... futex resumed>) = 0 [pid 20360] <... setpgid resumed>) = 0 [pid 20359] <... setpgid resumed>) = 0 [pid 20358] <... setpgid resumed>) = 0 [pid 20357] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20356] perf_event_open(NULL, -1, 0, -1, 0 [pid 20350] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20361] perf_event_open( [pid 20360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20357] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20356] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20360] <... openat resumed>) = 3 [pid 20359] <... openat resumed>) = 3 [pid 20358] <... openat resumed>) = 3 [pid 20357] <... futex resumed>) = 1 [pid 20356] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] <... futex resumed>) = 0 [pid 20361] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20360] write(3, "1000", 4 [pid 20359] write(3, "1000", 4 [pid 20358] write(3, "1000", 4 [pid 20357] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20356] <... futex resumed>) = 1 [pid 20352] exit_group(0 [pid 20350] <... futex resumed>) = 0 [pid 20361] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20360] <... write resumed>) = 4 [pid 20359] <... write resumed>) = 4 [pid 20358] <... write resumed>) = 4 [pid 20357] <... futex resumed>) = ? [pid 20356] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20352] <... exit_group resumed>) = ? [pid 20350] exit_group(0 [pid 20361] <... futex resumed>) = 1 [pid 20360] close(3 [pid 20359] close(3 [pid 20358] close(3 [pid 20357] +++ exited with 0 +++ [pid 20355] <... futex resumed>) = 0 [pid 20361] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20360] <... close resumed>) = 0 [pid 20359] <... close resumed>) = 0 [pid 20358] <... close resumed>) = 0 [pid 20356] <... futex resumed>) = ? [pid 20355] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20352] +++ exited with 0 +++ [pid 20350] <... exit_group resumed>) = ? [pid 20361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20360] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20359] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20358] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20356] +++ exited with 0 +++ [pid 20355] <... futex resumed>) = 0 [pid 20361] perf_event_open(NULL, -1, 0, -1, 0 [pid 20360] <... futex resumed>) = 0 [pid 20359] <... futex resumed>) = 0 [pid 20358] <... futex resumed>) = 0 [pid 20355] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20350] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20361] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20361] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20360] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20359] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20358] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5075] <... restart_syscall resumed>) = 0 [pid 20361] <... futex resumed>) = 1 [pid 20360] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20359] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20358] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20355] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20361] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20360] <... mprotect resumed>) = 0 [pid 20359] <... mprotect resumed>) = 0 [pid 20358] <... mprotect resumed>) = 0 [pid 20355] exit_group(0 [pid 20361] <... futex resumed>) = ? [pid 20360] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20359] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20358] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20355] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20364 attached ./strace-static-x86_64: Process 20363 attached ./strace-static-x86_64: Process 20362 attached [pid 20361] +++ exited with 0 +++ [pid 20355] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20365 attached [pid 20364] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20363] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20362] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20360] <... clone resumed>, parent_tid=[20362], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20362 [pid 20359] <... clone resumed>, parent_tid=[20363], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20363 [pid 20358] <... clone resumed>, parent_tid=[20364], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20364 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20364] <... set_robust_list resumed>) = 0 [pid 20363] <... set_robust_list resumed>) = 0 [pid 20362] <... set_robust_list resumed>) = 0 [pid 20360] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20359] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20358] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20366 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20365 [pid 20364] perf_event_open( [pid 20362] perf_event_open( [pid 20360] <... futex resumed>) = 0 [pid 20359] <... futex resumed>) = 0 [pid 20358] <... futex resumed>) = 0 [pid 20364] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20363] perf_event_open( [pid 20362] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20360] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20359] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20358] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20364] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20363] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20362] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20364] <... futex resumed>) = 0 [pid 20363] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20362] <... futex resumed>) = 1 [pid 20360] <... futex resumed>) = 0 [pid 20358] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20364] perf_event_open(NULL, -1, 0, -1, 0 [pid 20358] <... futex resumed>) = 0 [pid 20364] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20358] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20364] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20364] <... futex resumed>) = 0 [pid 20363] <... futex resumed>) = 1 [pid 20362] perf_event_open(NULL, -1, 0, -1, 0 [pid 20360] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20359] <... futex resumed>) = 0 [pid 20358] exit_group(0./strace-static-x86_64: Process 20366 attached [pid 20363] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20362] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20360] <... futex resumed>) = 0 [pid 20359] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20365] set_robust_list(0x5555558625e0, 24 [pid 20358] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20367 ./strace-static-x86_64: Process 20367 attached [pid 20366] set_robust_list(0x5555558625e0, 24 [pid 20365] <... set_robust_list resumed>) = 0 [pid 20364] +++ exited with 0 +++ [pid 20363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20362] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20360] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20359] <... futex resumed>) = 0 [pid 20366] <... set_robust_list resumed>) = 0 [pid 20365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20363] perf_event_open(NULL, -1, 0, -1, 0 [pid 20362] <... futex resumed>) = 0 [pid 20360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20359] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20358] +++ exited with 0 +++ [pid 20365] <... prctl resumed>) = 0 [pid 20363] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20362] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20360] exit_group(0 [pid 20363] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20362] <... futex resumed>) = ? [pid 20360] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20365] setpgid(0, 0 [pid 20363] <... futex resumed>) = 1 [pid 20362] +++ exited with 0 +++ [pid 20359] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20367] set_robust_list(0x5555558625e0, 24) = 0 [pid 20367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20367] setpgid(0, 0) = 0 [pid 20360] +++ exited with 0 +++ [pid 20367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20359] exit_group(0 [pid 20363] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] <... restart_syscall resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20365] <... setpgid resumed>) = 0 [pid 20367] <... openat resumed>) = 3 [pid 20366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20363] +++ exited with 0 +++ [pid 20359] <... exit_group resumed>) = ? [pid 20367] write(3, "1000", 4 [pid 20365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20367] <... write resumed>) = 4 [pid 20367] close(3) = 0 [pid 20367] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20359] +++ exited with 0 +++ [pid 20367] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20367] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20366] <... prctl resumed>) = 0 [pid 20365] <... openat resumed>) = 3 [pid 20367] <... clone resumed>, parent_tid=[20368], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20368 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20359, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20365] write(3, "1000", 4 [pid 20366] setpgid(0, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20369 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20367] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20367] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20369 attached ./strace-static-x86_64: Process 20371 attached [pid 20366] <... setpgid resumed>) = 0 [pid 20365] <... write resumed>) = 4 [pid 20365] close(3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20371 [pid 20366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20365] <... close resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20370 [pid 20365] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20366] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20370 attached [pid 20365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20370] set_robust_list(0x5555558625e0, 24 [pid 20366] write(3, "1000", 4 [pid 20365] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20369] set_robust_list(0x5555558625e0, 24 [pid 20370] <... set_robust_list resumed>) = 0 [pid 20369] <... set_robust_list resumed>) = 0 [pid 20366] <... write resumed>) = 4 [pid 20365] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20368 attached [pid 20370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20366] close(3 [pid 20365] <... mprotect resumed>) = 0 [pid 20369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20370] <... prctl resumed>) = 0 [pid 20368] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20366] <... close resumed>) = 0 [pid 20365] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20369] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 20372 attached [pid 20371] set_robust_list(0x5555558625e0, 24 [pid 20370] setpgid(0, 0 [pid 20368] <... set_robust_list resumed>) = 0 [pid 20366] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20369] setpgid(0, 0 [pid 20371] <... set_robust_list resumed>) = 0 [pid 20370] <... setpgid resumed>) = 0 [pid 20369] <... setpgid resumed>) = 0 [pid 20368] perf_event_open( [pid 20366] <... futex resumed>) = 0 [pid 20365] <... clone resumed>, parent_tid=[20372], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20372 [pid 20371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20368] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20365] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20371] <... prctl resumed>) = 0 [pid 20370] <... openat resumed>) = 3 [pid 20368] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20365] <... futex resumed>) = 0 [pid 20371] setpgid(0, 0 [pid 20370] write(3, "1000", 4 [pid 20369] <... openat resumed>) = 3 [pid 20368] <... futex resumed>) = 1 [pid 20367] <... futex resumed>) = 0 [pid 20366] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20365] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20371] <... setpgid resumed>) = 0 [pid 20370] <... write resumed>) = 4 [pid 20369] write(3, "1000", 4 [pid 20368] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20367] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20366] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20370] close(3 [pid 20369] <... write resumed>) = 4 [pid 20368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20367] <... futex resumed>) = 0 [pid 20366] <... mprotect resumed>) = 0 [pid 20372] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20371] <... openat resumed>) = 3 [pid 20370] <... close resumed>) = 0 [pid 20369] close(3 [pid 20368] perf_event_open(NULL, -1, 0, -1, 0 [pid 20367] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20366] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20372] <... set_robust_list resumed>) = 0 [pid 20371] write(3, "1000", 4 [pid 20370] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20369] <... close resumed>) = 0 [pid 20368] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20373 attached [pid 20372] perf_event_open( [pid 20371] <... write resumed>) = 4 [pid 20370] <... futex resumed>) = 0 [pid 20369] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20368] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20366] <... clone resumed>, parent_tid=[20373], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20373 [pid 20372] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20371] close(3 [pid 20370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20369] <... futex resumed>) = 0 [pid 20368] <... futex resumed>) = 1 [pid 20367] <... futex resumed>) = 0 [pid 20366] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20372] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20371] <... close resumed>) = 0 [pid 20370] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20368] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20367] exit_group(0 [pid 20366] <... futex resumed>) = 0 [pid 20373] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20372] <... futex resumed>) = 1 [pid 20371] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20370] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20369] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20368] <... futex resumed>) = ? [pid 20367] <... exit_group resumed>) = ? [pid 20366] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20365] <... futex resumed>) = 0 [pid 20373] <... set_robust_list resumed>) = 0 [pid 20372] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20371] <... futex resumed>) = 0 [pid 20370] <... mprotect resumed>) = 0 [pid 20369] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20368] +++ exited with 0 +++ [pid 20367] +++ exited with 0 +++ [pid 20365] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20373] perf_event_open( [pid 20372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20370] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20369] <... mprotect resumed>) = 0 [pid 20365] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20374 attached [pid 20373] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20372] perf_event_open(NULL, -1, 0, -1, 0 [pid 20371] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20369] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20365] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20374] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20373] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20372] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20371] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20370] <... clone resumed>, parent_tid=[20374], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20374 [pid 20374] <... set_robust_list resumed>) = 0 [pid 20373] <... futex resumed>) = 1 [pid 20372] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20371] <... mprotect resumed>) = 0 [pid 20370] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20369] <... clone resumed>, parent_tid=[20375], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20375 [pid 20366] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20375 attached [pid 20374] perf_event_open( [pid 20373] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20372] <... futex resumed>) = 1 [pid 20371] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20370] <... futex resumed>) = 0 [pid 20369] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20366] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20365] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20376 attached [pid 20375] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20374] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20372] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20370] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20369] <... futex resumed>) = 0 [pid 20366] <... futex resumed>) = 0 [pid 20365] exit_group(0 [pid 20376] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20375] <... set_robust_list resumed>) = 0 [pid 20374] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20373] perf_event_open(NULL, -1, 0, -1, 0 [pid 20372] <... futex resumed>) = ? [pid 20371] <... clone resumed>, parent_tid=[20376], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20376 [pid 20370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20369] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20366] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20365] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20376] <... set_robust_list resumed>) = 0 [pid 20375] perf_event_open( [pid 20374] <... futex resumed>) = 0 [pid 20373] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20372] +++ exited with 0 +++ [pid 20371] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20370] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20376] perf_event_open( [pid 20375] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20373] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20371] <... futex resumed>) = 0 [pid 20370] <... futex resumed>) = 0 [pid 20365] +++ exited with 0 +++ [pid 20376] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20375] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20373] <... futex resumed>) = 1 [pid 20371] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20370] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20374] perf_event_open(NULL, -1, 0, -1, 0 [pid 20366] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20376] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20375] <... futex resumed>) = 1 [pid 20374] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20373] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20369] <... futex resumed>) = 0 [pid 20366] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20377 ./strace-static-x86_64: Process 20377 attached [pid 20376] <... futex resumed>) = 0 [pid 20375] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20374] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20373] <... futex resumed>) = ? [pid 20371] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20369] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20366] <... exit_group resumed>) = ? [pid 20377] set_robust_list(0x5555558625e0, 24 [pid 20376] perf_event_open(NULL, -1, 0, -1, 0 [pid 20375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20374] <... futex resumed>) = 1 [pid 20373] +++ exited with 0 +++ [pid 20371] <... futex resumed>) = 0 [pid 20370] <... futex resumed>) = 0 [pid 20369] <... futex resumed>) = 0 [pid 20376] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20375] perf_event_open(NULL, -1, 0, -1, 0 [pid 20371] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20376] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20375] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20374] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20377] <... set_robust_list resumed>) = 0 [pid 20370] exit_group(0 [pid 20369] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20366] +++ exited with 0 +++ [pid 20376] <... futex resumed>) = 0 [pid 20375] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20374] <... futex resumed>) = ? [pid 20371] exit_group(0 [pid 20370] <... exit_group resumed>) = ? [pid 20369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20375] <... futex resumed>) = 0 [pid 20374] +++ exited with 0 +++ [pid 20371] <... exit_group resumed>) = ? [pid 20370] +++ exited with 0 +++ ./strace-static-x86_64: Process 20378 attached [pid 20377] <... prctl resumed>) = 0 [pid 20376] +++ exited with 0 +++ [pid 20375] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20371] +++ exited with 0 +++ [pid 20369] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20378 [pid 20377] setpgid(0, 0 [pid 20375] <... futex resumed>) = ? [pid 20369] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20378] set_robust_list(0x5555558625e0, 24 [pid 20377] <... setpgid resumed>) = 0 [pid 20375] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20379 attached [pid 20378] <... set_robust_list resumed>) = 0 [pid 20377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20369] +++ exited with 0 +++ [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20379 [pid 20377] <... openat resumed>) = 3 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20377] write(3, "1000", 4) = 4 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20380 attached [pid 20379] set_robust_list(0x5555558625e0, 24 [pid 20378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20377] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20380 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20377] <... close resumed>) = 0 ./strace-static-x86_64: Process 20382 attached [pid 20380] set_robust_list(0x5555558625e0, 24 [pid 20379] <... set_robust_list resumed>) = 0 [pid 20378] <... prctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20381 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20382 [pid 20379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20378] setpgid(0, 0 [pid 20377] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20380] <... set_robust_list resumed>) = 0 [pid 20379] <... prctl resumed>) = 0 [pid 20378] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 20381 attached [pid 20377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20381] set_robust_list(0x5555558625e0, 24 [pid 20378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20377] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20381] <... set_robust_list resumed>) = 0 [pid 20379] setpgid(0, 0 [pid 20381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20379] <... setpgid resumed>) = 0 [pid 20378] <... openat resumed>) = 3 [pid 20377] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20382] set_robust_list(0x5555558625e0, 24 [pid 20381] <... prctl resumed>) = 0 [pid 20380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20378] write(3, "1000", 4 [pid 20377] <... mprotect resumed>) = 0 [pid 20382] <... set_robust_list resumed>) = 0 [pid 20381] setpgid(0, 0 [pid 20380] <... prctl resumed>) = 0 [pid 20379] <... openat resumed>) = 3 [pid 20378] <... write resumed>) = 4 [pid 20377] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20380] setpgid(0, 0 [pid 20379] write(3, "1000", 4 [pid 20378] close(3 [pid 20381] <... setpgid resumed>) = 0 [pid 20380] <... setpgid resumed>) = 0 [pid 20379] <... write resumed>) = 4 [pid 20378] <... close resumed>) = 0 [pid 20377] <... clone resumed>, parent_tid=[20383], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20383 [pid 20382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20379] close(3 [pid 20378] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20377] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20380] <... openat resumed>) = 3 [pid 20379] <... close resumed>) = 0 [pid 20378] <... futex resumed>) = 0 [pid 20377] <... futex resumed>) = 0 [pid 20382] <... prctl resumed>) = 0 [pid 20381] <... openat resumed>) = 3 [pid 20380] write(3, "1000", 4 [pid 20379] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20377] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20381] write(3, "1000", 4 [pid 20380] <... write resumed>) = 4 [pid 20379] <... futex resumed>) = 0 [pid 20378] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20382] setpgid(0, 0 [pid 20381] <... write resumed>) = 4 [pid 20380] close(3 [pid 20379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20378] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20382] <... setpgid resumed>) = 0 [pid 20381] close(3 [pid 20380] <... close resumed>) = 0 [pid 20379] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20378] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20383 attached [pid 20382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20381] <... close resumed>) = 0 [pid 20380] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20379] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20382] <... openat resumed>) = 3 [pid 20381] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20380] <... futex resumed>) = 0 [pid 20379] <... mprotect resumed>) = 0 [pid 20378] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20384 attached [pid 20383] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20382] write(3, "1000", 4 [pid 20381] <... futex resumed>) = 0 [pid 20380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20379] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20385 attached [pid 20384] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20383] <... set_robust_list resumed>) = 0 [pid 20382] <... write resumed>) = 4 [pid 20381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20380] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20378] <... clone resumed>, parent_tid=[20384], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20384 [pid 20385] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20384] <... set_robust_list resumed>) = 0 [pid 20383] perf_event_open( [pid 20382] close(3 [pid 20381] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20380] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20379] <... clone resumed>, parent_tid=[20385], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20385 [pid 20378] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20385] <... set_robust_list resumed>) = 0 [pid 20384] perf_event_open( [pid 20383] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20382] <... close resumed>) = 0 [pid 20381] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20380] <... mprotect resumed>) = 0 [pid 20379] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20378] <... futex resumed>) = 0 [pid 20385] perf_event_open( [pid 20384] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20383] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20382] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20381] <... mprotect resumed>) = 0 [pid 20380] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20379] <... futex resumed>) = 0 [pid 20378] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20385] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20384] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20383] <... futex resumed>) = 1 [pid 20382] <... futex resumed>) = 0 [pid 20381] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20379] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20377] <... futex resumed>) = 0 [pid 20385] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20384] <... futex resumed>) = 0 [pid 20383] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20380] <... clone resumed>, parent_tid=[20386], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20386 [pid 20379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20378] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20377] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20385] <... futex resumed>) = 0 [pid 20384] perf_event_open(NULL, -1, 0, -1, 0 [pid 20383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20382] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20381] <... clone resumed>, parent_tid=[20387], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20387 [pid 20380] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20379] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20378] <... futex resumed>) = 0 [pid 20377] <... futex resumed>) = 0 [pid 20385] perf_event_open(NULL, -1, 0, -1, 0 [pid 20384] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20383] perf_event_open(NULL, -1, 0, -1, 0 [pid 20382] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20381] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20380] <... futex resumed>) = 0 [pid 20379] <... futex resumed>) = 0 [pid 20378] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20377] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20385] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20384] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20383] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20380] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20379] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20382] <... mprotect resumed>) = 0 [pid 20381] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20387 attached [pid 20385] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20384] <... futex resumed>) = 0 [pid 20383] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20378] exit_group(0 [pid 20382] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20381] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20386 attached [pid 20387] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20385] <... futex resumed>) = 0 [pid 20383] <... futex resumed>) = 1 [pid 20379] exit_group(0 [pid 20378] <... exit_group resumed>) = ? [pid 20377] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20388 attached [pid 20387] <... set_robust_list resumed>) = 0 [pid 20386] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20384] +++ exited with 0 +++ [pid 20383] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20382] <... clone resumed>, parent_tid=[20388], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20388 [pid 20379] <... exit_group resumed>) = ? [pid 20388] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20387] perf_event_open( [pid 20386] <... set_robust_list resumed>) = 0 [pid 20385] +++ exited with 0 +++ [pid 20382] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20378] +++ exited with 0 +++ [pid 20377] exit_group(0 [pid 20388] <... set_robust_list resumed>) = 0 [pid 20387] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20386] perf_event_open( [pid 20383] <... futex resumed>) = ? [pid 20382] <... futex resumed>) = 0 [pid 20379] +++ exited with 0 +++ [pid 20377] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20388] perf_event_open( [pid 20387] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20386] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20383] +++ exited with 0 +++ [pid 20382] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20388] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20387] <... futex resumed>) = 1 [pid 20386] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20381] <... futex resumed>) = 0 [pid 20377] +++ exited with 0 +++ [pid 20388] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20387] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20386] <... futex resumed>) = 1 [pid 20381] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20380] <... futex resumed>) = 0 [pid 20388] <... futex resumed>) = 1 [pid 20387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20386] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20382] <... futex resumed>) = 0 [pid 20381] <... futex resumed>) = 0 [pid 20380] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20388] perf_event_open(NULL, -1, 0, -1, 0 [pid 20387] perf_event_open(NULL, -1, 0, -1, 0 [pid 20386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20382] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20381] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20380] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20388] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20387] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20386] perf_event_open(NULL, -1, 0, -1, 0 [pid 20382] <... futex resumed>) = 0 [pid 20380] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20388] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20387] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20386] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20382] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20390 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20389 [pid 20387] <... futex resumed>) = 1 [pid 20381] <... futex resumed>) = 0 [pid 20387] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20381] exit_group(0./strace-static-x86_64: Process 20389 attached [pid 20388] <... futex resumed>) = 0 [pid 20387] <... futex resumed>) = ? [pid 20386] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20381] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20391 attached ./strace-static-x86_64: Process 20390 attached [pid 20389] set_robust_list(0x5555558625e0, 24 [pid 20388] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20387] +++ exited with 0 +++ [pid 20386] <... futex resumed>) = 1 [pid 20382] exit_group(0 [pid 20381] +++ exited with 0 +++ [pid 20380] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20391 [pid 20389] <... set_robust_list resumed>) = 0 [pid 20388] <... futex resumed>) = ? [pid 20386] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20382] <... exit_group resumed>) = ? [pid 20380] exit_group(0 [pid 20389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20388] +++ exited with 0 +++ [pid 20386] <... futex resumed>) = ? [pid 20380] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20381, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20389] <... prctl resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20389] setpgid(0, 0 [pid 20382] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 20389] <... setpgid resumed>) = 0 [pid 20389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20390] set_robust_list(0x5555558625e0, 24 [pid 20389] write(3, "1000", 4 [pid 20386] +++ exited with 0 +++ [pid 20380] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20382, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20391] set_robust_list(0x5555558625e0, 24 [pid 20389] <... write resumed>) = 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20392 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20389] close(3 [pid 20390] <... set_robust_list resumed>) = 0 [pid 20389] <... close resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20389] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20389] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20389] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20391] <... set_robust_list resumed>) = 0 [pid 20390] <... prctl resumed>) = 0 [pid 20389] <... mprotect resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20389] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20393], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20393 [pid 20389] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20390] setpgid(0, 0 [pid 20389] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20392 attached [pid 20392] set_robust_list(0x5555558625e0, 24 [pid 20391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20390] <... setpgid resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20394 [pid 20392] <... set_robust_list resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20395 [pid 20392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20391] <... prctl resumed>) = 0 [pid 20390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20392] <... prctl resumed>) = 0 [pid 20392] setpgid(0, 0 [pid 20391] setpgid(0, 0 [pid 20390] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20395 attached [pid 20392] <... setpgid resumed>) = 0 [pid 20390] write(3, "1000", 4./strace-static-x86_64: Process 20394 attached ./strace-static-x86_64: Process 20393 attached [pid 20395] set_robust_list(0x5555558625e0, 24 [pid 20392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20391] <... setpgid resumed>) = 0 [pid 20390] <... write resumed>) = 4 [pid 20395] <... set_robust_list resumed>) = 0 [pid 20394] set_robust_list(0x5555558625e0, 24 [pid 20393] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20392] <... openat resumed>) = 3 [pid 20391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20390] close(3 [pid 20395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20392] write(3, "1000", 4 [pid 20390] <... close resumed>) = 0 [pid 20395] <... prctl resumed>) = 0 [pid 20394] <... set_robust_list resumed>) = 0 [pid 20393] <... set_robust_list resumed>) = 0 [pid 20392] <... write resumed>) = 4 [pid 20391] <... openat resumed>) = 3 [pid 20390] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20395] setpgid(0, 0 [pid 20392] close(3 [pid 20390] <... futex resumed>) = 0 [pid 20395] <... setpgid resumed>) = 0 [pid 20393] perf_event_open( [pid 20392] <... close resumed>) = 0 [pid 20391] write(3, "1000", 4 [pid 20390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20392] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20391] <... write resumed>) = 4 [pid 20395] <... openat resumed>) = 3 [pid 20394] <... prctl resumed>) = 0 [pid 20393] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20392] <... futex resumed>) = 0 [pid 20391] close(3 [pid 20390] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20395] write(3, "1000", 4 [pid 20394] setpgid(0, 0 [pid 20393] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20391] <... close resumed>) = 0 [pid 20390] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20395] <... write resumed>) = 4 [pid 20394] <... setpgid resumed>) = 0 [pid 20393] <... futex resumed>) = 1 [pid 20392] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20389] <... futex resumed>) = 0 [pid 20390] <... mprotect resumed>) = 0 [pid 20395] close(3 [pid 20394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20393] perf_event_open(NULL, -1, 0, -1, 0 [pid 20392] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20391] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20389] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20395] <... close resumed>) = 0 [pid 20394] <... openat resumed>) = 3 [pid 20393] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20392] <... mprotect resumed>) = 0 [pid 20391] <... futex resumed>) = 0 [pid 20390] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20389] <... futex resumed>) = 0 [pid 20395] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20394] write(3, "1000", 4 [pid 20393] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20392] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20389] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20397 attached [pid 20395] <... futex resumed>) = 0 [pid 20394] <... write resumed>) = 4 [pid 20393] <... futex resumed>) = 0 [pid 20391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20394] close(3 [pid 20393] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20392] <... clone resumed>, parent_tid=[20397], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20397 [pid 20391] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20390] <... clone resumed>, parent_tid=[20396], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20396 [pid 20389] exit_group(0 [pid 20395] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20394] <... close resumed>) = 0 [pid 20393] <... futex resumed>) = ? [pid 20392] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20391] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20390] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20389] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20396 attached [pid 20397] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20395] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20394] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20393] +++ exited with 0 +++ [pid 20392] <... futex resumed>) = 0 [pid 20391] <... mprotect resumed>) = 0 [pid 20390] <... futex resumed>) = 0 [pid 20389] +++ exited with 0 +++ [pid 20395] <... mprotect resumed>) = 0 [pid 20394] <... futex resumed>) = 0 [pid 20392] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20391] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20390] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20395] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20397] <... set_robust_list resumed>) = 0 [pid 20394] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20395] <... clone resumed>, parent_tid=[20398], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20398 [pid 20394] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20391] <... clone resumed>, parent_tid=[20399], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20399 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20398 attached ./strace-static-x86_64: Process 20400 attached ./strace-static-x86_64: Process 20399 attached [pid 20397] perf_event_open( [pid 20396] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20395] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20394] <... mprotect resumed>) = 0 [pid 20391] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20400] set_robust_list(0x5555558625e0, 24 [pid 20397] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20396] <... set_robust_list resumed>) = 0 [pid 20395] <... futex resumed>) = 0 [pid 20394] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20391] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20400 [pid 20400] <... set_robust_list resumed>) = 0 [pid 20397] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20395] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20391] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20401 attached [pid 20400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20398] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20399] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20397] <... futex resumed>) = 1 [pid 20396] perf_event_open( [pid 20394] <... clone resumed>, parent_tid=[20401], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20401 [pid 20392] <... futex resumed>) = 0 [pid 20400] <... prctl resumed>) = 0 [pid 20397] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20396] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20394] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20392] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20400] setpgid(0, 0 [pid 20397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20396] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20394] <... futex resumed>) = 0 [pid 20392] <... futex resumed>) = 0 [pid 20400] <... setpgid resumed>) = 0 [pid 20397] perf_event_open(NULL, -1, 0, -1, 0 [pid 20396] <... futex resumed>) = 1 [pid 20394] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20392] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20390] <... futex resumed>) = 0 [pid 20400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20398] <... set_robust_list resumed>) = 0 [pid 20399] <... set_robust_list resumed>) = 0 [pid 20397] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20396] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20390] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20401] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20400] <... openat resumed>) = 3 [pid 20398] perf_event_open( [pid 20397] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20390] <... futex resumed>) = 0 [pid 20400] write(3, "1000", 4 [pid 20398] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20399] perf_event_open( [pid 20397] <... futex resumed>) = 1 [pid 20396] perf_event_open(NULL, -1, 0, -1, 0 [pid 20392] <... futex resumed>) = 0 [pid 20390] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20401] <... set_robust_list resumed>) = 0 [pid 20400] <... write resumed>) = 4 [pid 20398] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20399] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20397] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20396] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20392] exit_group(0 [pid 20400] close(3 [pid 20398] <... futex resumed>) = 1 [pid 20399] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20397] <... futex resumed>) = ? [pid 20401] perf_event_open( [pid 20396] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20395] <... futex resumed>) = 0 [pid 20392] <... exit_group resumed>) = ? [pid 20401] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20400] <... close resumed>) = 0 [pid 20398] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20399] <... futex resumed>) = 1 [pid 20397] +++ exited with 0 +++ [pid 20396] <... futex resumed>) = 1 [pid 20395] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20391] <... futex resumed>) = 0 [pid 20390] <... futex resumed>) = 0 [pid 20401] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20400] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20399] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20396] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20395] <... futex resumed>) = 0 [pid 20392] +++ exited with 0 +++ [pid 20391] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20390] exit_group(0 [pid 20401] <... futex resumed>) = 1 [pid 20400] <... futex resumed>) = 0 [pid 20398] perf_event_open(NULL, -1, 0, -1, 0 [pid 20399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20396] <... futex resumed>) = ? [pid 20395] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20394] <... futex resumed>) = 0 [pid 20391] <... futex resumed>) = 0 [pid 20390] <... exit_group resumed>) = ? [pid 20401] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20398] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20399] perf_event_open(NULL, -1, 0, -1, 0 [pid 20396] +++ exited with 0 +++ [pid 20394] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20391] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20400] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20400] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20398] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20399] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20394] <... futex resumed>) = 0 [pid 20390] +++ exited with 0 +++ ./strace-static-x86_64: Process 20402 attached [pid 20401] perf_event_open(NULL, -1, 0, -1, 0 [pid 20400] <... mprotect resumed>) = 0 [pid 20398] <... futex resumed>) = 1 [pid 20399] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20395] <... futex resumed>) = 0 [pid 20394] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20402] set_robust_list(0x5555558625e0, 24 [pid 20401] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20400] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20398] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20399] <... futex resumed>) = 1 [pid 20395] exit_group(0 [pid 20391] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20390, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20402 ./strace-static-x86_64: Process 20403 attached [pid 20402] <... set_robust_list resumed>) = 0 [pid 20401] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20398] <... futex resumed>) = ? [pid 20399] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20395] <... exit_group resumed>) = ? [pid 20391] exit_group(0 [pid 20403] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20401] <... futex resumed>) = 1 [pid 20400] <... clone resumed>, parent_tid=[20403], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20403 [pid 20398] +++ exited with 0 +++ [pid 20399] <... futex resumed>) = ? [pid 20394] <... futex resumed>) = 0 [pid 20391] <... exit_group resumed>) = ? [pid 20403] <... set_robust_list resumed>) = 0 [pid 20402] <... prctl resumed>) = 0 [pid 20401] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20400] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20399] +++ exited with 0 +++ [pid 20395] +++ exited with 0 +++ [pid 20394] exit_group(0 [pid 20403] perf_event_open( [pid 20402] setpgid(0, 0 [pid 20401] <... futex resumed>) = ? [pid 20400] <... futex resumed>) = 0 [pid 20394] <... exit_group resumed>) = ? [pid 20391] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20404 attached [pid 20403] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20402] <... setpgid resumed>) = 0 [pid 20401] +++ exited with 0 +++ [pid 20400] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20394] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20403] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20404 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20404] set_robust_list(0x5555558625e0, 24 [pid 20403] <... futex resumed>) = 0 [pid 20402] <... openat resumed>) = 3 [pid 20400] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20404] <... set_robust_list resumed>) = 0 [pid 20403] perf_event_open(NULL, -1, 0, -1, 0 [pid 20402] write(3, "1000", 4 [pid 20400] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20405 attached [pid 20404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20403] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20402] <... write resumed>) = 4 [pid 20400] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... restart_syscall resumed>) = 0 [pid 20405] set_robust_list(0x5555558625e0, 24 [pid 20404] <... prctl resumed>) = 0 [pid 20403] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20402] close(3 [pid 20400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20405 ./strace-static-x86_64: Process 20406 attached [pid 20405] <... set_robust_list resumed>) = 0 [pid 20404] setpgid(0, 0 [pid 20403] <... futex resumed>) = 0 [pid 20402] <... close resumed>) = 0 [pid 20400] exit_group(0 [pid 20406] set_robust_list(0x5555558625e0, 24 [pid 20405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20404] <... setpgid resumed>) = 0 [pid 20402] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20400] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20406 [pid 20406] <... set_robust_list resumed>) = 0 [pid 20405] <... prctl resumed>) = 0 [pid 20404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20403] +++ exited with 0 +++ [pid 20402] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20405] setpgid(0, 0 [pid 20404] <... openat resumed>) = 3 [pid 20402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20400] +++ exited with 0 +++ [pid 20406] <... prctl resumed>) = 0 [pid 20404] write(3, "1000", 4 [pid 20402] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20405] <... setpgid resumed>) = 0 [pid 20406] setpgid(0, 0 [pid 20405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20404] <... write resumed>) = 4 [pid 20402] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20407 [pid 20406] <... setpgid resumed>) = 0 [pid 20405] <... openat resumed>) = 3 [pid 20404] close(3 [pid 20402] <... mprotect resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20407 attached [pid 20406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20405] write(3, "1000", 4 [pid 20404] <... close resumed>) = 0 [pid 20402] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] <... restart_syscall resumed>) = 0 [pid 20406] <... openat resumed>) = 3 [pid 20405] <... write resumed>) = 4 [pid 20404] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20408 attached [pid 20407] set_robust_list(0x5555558625e0, 24 [pid 20406] write(3, "1000", 4 [pid 20405] close(3 [pid 20404] <... futex resumed>) = 0 [pid 20402] <... clone resumed>, parent_tid=[20408], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20408 [pid 20408] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20407] <... set_robust_list resumed>) = 0 [pid 20406] <... write resumed>) = 4 [pid 20405] <... close resumed>) = 0 [pid 20404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20402] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20408] <... set_robust_list resumed>) = 0 [pid 20407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20406] close(3 [pid 20405] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20404] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20402] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20409 attached [pid 20408] perf_event_open( [pid 20407] <... prctl resumed>) = 0 [pid 20406] <... close resumed>) = 0 [pid 20405] <... futex resumed>) = 0 [pid 20404] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20402] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20407] setpgid(0, 0 [pid 20406] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20404] <... mprotect resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20409 [pid 20407] <... setpgid resumed>) = 0 [pid 20406] <... futex resumed>) = 0 [pid 20405] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20404] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20405] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20407] <... openat resumed>) = 3 [pid 20406] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20406] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20406] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20405] <... mprotect resumed>) = 0 [pid 20404] <... clone resumed>, parent_tid=[20410], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20410 [pid 20407] write(3, "1000", 4 [pid 20409] set_robust_list(0x5555558625e0, 24 [pid 20407] <... write resumed>) = 4 [pid 20405] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20404] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20410 attached [pid 20409] <... set_robust_list resumed>) = 0 [pid 20408] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20407] close(3 [pid 20406] <... clone resumed>, parent_tid=[20411], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20411 [pid 20404] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20412 attached [pid 20410] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20408] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20407] <... close resumed>) = 0 [pid 20406] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20405] <... clone resumed>, parent_tid=[20412], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20412 [pid 20404] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20410] <... set_robust_list resumed>) = 0 [pid 20409] <... prctl resumed>) = 0 [pid 20408] <... futex resumed>) = 1 [pid 20407] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20406] <... futex resumed>) = 0 [pid 20405] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20402] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20411 attached [pid 20412] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20410] perf_event_open( [pid 20409] setpgid(0, 0 [pid 20408] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20407] <... futex resumed>) = 0 [pid 20406] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20405] <... futex resumed>) = 0 [pid 20402] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20412] <... set_robust_list resumed>) = 0 [pid 20411] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20410] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20409] <... setpgid resumed>) = 0 [pid 20408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20405] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20402] <... futex resumed>) = 0 [pid 20412] perf_event_open( [pid 20411] <... set_robust_list resumed>) = 0 [pid 20410] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20408] perf_event_open(NULL, -1, 0, -1, 0 [pid 20407] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20402] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20412] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20411] perf_event_open( [pid 20410] <... futex resumed>) = 1 [pid 20409] <... openat resumed>) = 3 [pid 20408] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20407] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20404] <... futex resumed>) = 0 [pid 20412] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20411] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20410] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20409] write(3, "1000", 4 [pid 20408] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20407] <... mprotect resumed>) = 0 [pid 20404] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20412] <... futex resumed>) = 1 [pid 20411] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20409] <... write resumed>) = 4 [pid 20408] <... futex resumed>) = 1 [pid 20407] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20405] <... futex resumed>) = 0 [pid 20404] <... futex resumed>) = 0 [pid 20402] <... futex resumed>) = 0 [pid 20412] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20411] <... futex resumed>) = 1 [pid 20410] perf_event_open(NULL, -1, 0, -1, 0 [pid 20409] close(3 [pid 20408] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20406] <... futex resumed>) = 0 [pid 20405] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20404] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20402] exit_group(0./strace-static-x86_64: Process 20413 attached [pid 20412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20411] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20410] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20409] <... close resumed>) = 0 [pid 20408] <... futex resumed>) = ? [pid 20407] <... clone resumed>, parent_tid=[20413], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20413 [pid 20406] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20405] <... futex resumed>) = 0 [pid 20402] <... exit_group resumed>) = ? [pid 20412] perf_event_open(NULL, -1, 0, -1, 0 [pid 20411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20410] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20409] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20408] +++ exited with 0 +++ [pid 20407] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20406] <... futex resumed>) = 0 [pid 20405] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20412] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20411] perf_event_open(NULL, -1, 0, -1, 0 [pid 20407] <... futex resumed>) = 0 [pid 20412] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20411] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20407] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20412] <... futex resumed>) = 1 [pid 20411] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20410] <... futex resumed>) = 1 [pid 20409] <... futex resumed>) = 0 [pid 20406] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20405] <... futex resumed>) = 0 [pid 20404] <... futex resumed>) = 0 [pid 20402] +++ exited with 0 +++ [pid 20413] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20412] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20411] <... futex resumed>) = 0 [pid 20410] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20405] exit_group(0 [pid 20404] exit_group(0 [pid 20412] <... futex resumed>) = ? [pid 20411] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20410] <... futex resumed>) = ? [pid 20409] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20405] <... exit_group resumed>) = ? [pid 20404] <... exit_group resumed>) = ? [pid 20406] exit_group(0 [pid 20413] <... set_robust_list resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20402, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20413] perf_event_open( [pid 20412] +++ exited with 0 +++ [pid 20410] +++ exited with 0 +++ [pid 20409] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20406] <... exit_group resumed>) = ? [pid 20405] +++ exited with 0 +++ [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20413] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20411] <... futex resumed>) = ? [pid 20409] <... mprotect resumed>) = 0 [pid 20404] +++ exited with 0 +++ [pid 20413] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20409] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20414 attached [pid 20413] <... futex resumed>) = 1 [pid 20411] +++ exited with 0 +++ [pid 20407] <... futex resumed>) = 0 [pid 20406] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20414] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20413] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20409] <... clone resumed>, parent_tid=[20414], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20414 [pid 20407] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20414] <... set_robust_list resumed>) = 0 [pid 20413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20409] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20407] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20406, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20413] perf_event_open(NULL, -1, 0, -1, 0 [pid 20409] <... futex resumed>) = 0 [pid 20407] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20415 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20416 [pid 20409] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20417 [pid 20413] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20415 attached [pid 20414] perf_event_open( [pid 20413] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20415] set_robust_list(0x5555558625e0, 24 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20417 attached [pid 20415] <... set_robust_list resumed>) = 0 [pid 20413] <... futex resumed>) = 1 [pid 20407] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20416 attached [pid 20415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20407] exit_group(0 [pid 20416] set_robust_list(0x5555558625e0, 24 [pid 20415] <... prctl resumed>) = 0 [pid 20414] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20407] <... exit_group resumed>) = ? [pid 20417] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 20418 attached [pid 20416] <... set_robust_list resumed>) = 0 [pid 20415] setpgid(0, 0 [pid 20414] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20413] +++ exited with 0 +++ [pid 20407] +++ exited with 0 +++ [pid 20417] <... set_robust_list resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20418 [pid 20416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20415] <... setpgid resumed>) = 0 [pid 20414] <... futex resumed>) = 1 [pid 20409] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20407, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20416] <... prctl resumed>) = 0 [pid 20415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20414] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20409] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20418] set_robust_list(0x5555558625e0, 24 [pid 20417] <... prctl resumed>) = 0 [pid 20416] setpgid(0, 0 [pid 20415] <... openat resumed>) = 3 [pid 20414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20409] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20418] <... set_robust_list resumed>) = 0 [pid 20416] <... setpgid resumed>) = 0 [pid 20415] write(3, "1000", 4 [pid 20414] perf_event_open(NULL, -1, 0, -1, 0 [pid 20409] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20417] setpgid(0, 0 [pid 20418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20417] <... setpgid resumed>) = 0 [pid 20416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20415] <... write resumed>) = 4 [pid 20414] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20418] <... prctl resumed>) = 0 [pid 20417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20416] <... openat resumed>) = 3 [pid 20415] close(3 [pid 20414] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20419 attached [pid 20418] setpgid(0, 0 [pid 20417] <... openat resumed>) = 3 [pid 20416] write(3, "1000", 4 [pid 20415] <... close resumed>) = 0 [pid 20414] <... futex resumed>) = 1 [pid 20409] <... futex resumed>) = 0 [pid 20419] set_robust_list(0x5555558625e0, 24 [pid 20418] <... setpgid resumed>) = 0 [pid 20417] write(3, "1000", 4 [pid 20416] <... write resumed>) = 4 [pid 20415] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20414] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20409] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20419 [pid 20419] <... set_robust_list resumed>) = 0 [pid 20418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20417] <... write resumed>) = 4 [pid 20416] close(3 [pid 20415] <... futex resumed>) = 0 [pid 20414] <... futex resumed>) = ? [pid 20409] <... exit_group resumed>) = ? [pid 20419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20418] <... openat resumed>) = 3 [pid 20417] close(3 [pid 20416] <... close resumed>) = 0 [pid 20415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20414] +++ exited with 0 +++ [pid 20419] <... prctl resumed>) = 0 [pid 20416] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20415] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20419] setpgid(0, 0 [pid 20416] <... futex resumed>) = 0 [pid 20415] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20409] +++ exited with 0 +++ [pid 20419] <... setpgid resumed>) = 0 [pid 20418] write(3, "1000", 4 [pid 20417] <... close resumed>) = 0 [pid 20416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20415] <... mprotect resumed>) = 0 [pid 20419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20418] <... write resumed>) = 4 [pid 20417] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20416] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20415] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20420 attached [pid 20419] <... openat resumed>) = 3 [pid 20418] close(3 [pid 20417] <... futex resumed>) = 0 [pid 20416] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20420] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20419] write(3, "1000", 4 [pid 20418] <... close resumed>) = 0 [pid 20417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20416] <... mprotect resumed>) = 0 [pid 20415] <... clone resumed>, parent_tid=[20420], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20420 [pid 20420] <... set_robust_list resumed>) = 0 [pid 20419] <... write resumed>) = 4 [pid 20418] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20417] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20416] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20415] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20422 attached ./strace-static-x86_64: Process 20421 attached [pid 20420] perf_event_open( [pid 20419] close(3 [pid 20418] <... futex resumed>) = 0 [pid 20417] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20415] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20421 [pid 20422] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20421] set_robust_list(0x5555558625e0, 24 [pid 20420] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20419] <... close resumed>) = 0 [pid 20418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20417] <... mprotect resumed>) = 0 [pid 20416] <... clone resumed>, parent_tid=[20422], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20422 [pid 20415] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20422] <... set_robust_list resumed>) = 0 [pid 20420] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20419] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20418] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20416] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20422] perf_event_open( [pid 20421] <... set_robust_list resumed>) = 0 [pid 20420] <... futex resumed>) = 0 [pid 20419] <... futex resumed>) = 0 [pid 20418] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20417] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20416] <... futex resumed>) = 0 [pid 20415] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20422] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20420] perf_event_open(NULL, -1, 0, -1, 0 [pid 20419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20418] <... mprotect resumed>) = 0 [pid 20416] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20415] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20423 attached [pid 20422] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20421] <... prctl resumed>) = 0 [pid 20420] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20419] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20418] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20415] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20423] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20422] <... futex resumed>) = 0 [pid 20421] setpgid(0, 0 [pid 20420] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20419] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20417] <... clone resumed>, parent_tid=[20423], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20423 [pid 20416] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20424 attached [pid 20423] <... set_robust_list resumed>) = 0 [pid 20422] perf_event_open(NULL, -1, 0, -1, 0 [pid 20421] <... setpgid resumed>) = 0 [pid 20420] <... futex resumed>) = 0 [pid 20419] <... mprotect resumed>) = 0 [pid 20418] <... clone resumed>, parent_tid=[20424], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20424 [pid 20417] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20416] <... futex resumed>) = 0 [pid 20415] exit_group(0 [pid 20424] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20422] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20419] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20418] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20417] <... futex resumed>) = 0 [pid 20416] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20415] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20425 attached [pid 20424] <... set_robust_list resumed>) = 0 [pid 20423] perf_event_open( [pid 20422] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20421] <... openat resumed>) = 3 [pid 20420] +++ exited with 0 +++ [pid 20418] <... futex resumed>) = 0 [pid 20417] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20425] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20424] perf_event_open( [pid 20423] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20422] <... futex resumed>) = 0 [pid 20421] write(3, "1000", 4 [pid 20419] <... clone resumed>, parent_tid=[20425], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20425 [pid 20418] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20416] exit_group(0 [pid 20415] +++ exited with 0 +++ [pid 20425] <... set_robust_list resumed>) = 0 [pid 20424] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20423] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20421] <... write resumed>) = 4 [pid 20419] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20416] <... exit_group resumed>) = ? [pid 20425] perf_event_open( [pid 20424] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20423] <... futex resumed>) = 1 [pid 20422] +++ exited with 0 +++ [pid 20421] close(3 [pid 20419] <... futex resumed>) = 0 [pid 20417] <... futex resumed>) = 0 [pid 20425] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20424] <... futex resumed>) = 1 [pid 20423] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20421] <... close resumed>) = 0 [pid 20419] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20418] <... futex resumed>) = 0 [pid 20417] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20416] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20425] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20424] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20421] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20418] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20417] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20425] <... futex resumed>) = 0 [pid 20424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20423] perf_event_open(NULL, -1, 0, -1, 0 [pid 20421] <... futex resumed>) = 0 [pid 20419] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20418] <... futex resumed>) = 0 [pid 20417] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20426 attached [pid 20425] perf_event_open(NULL, -1, 0, -1, 0 [pid 20424] perf_event_open(NULL, -1, 0, -1, 0 [pid 20423] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20419] <... futex resumed>) = 0 [pid 20418] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20426] set_robust_list(0x5555558625e0, 24 [pid 20425] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20424] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20423] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20421] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20419] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20426 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20426] <... set_robust_list resumed>) = 0 [pid 20425] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20424] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20423] <... futex resumed>) = 1 [pid 20421] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20417] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20425] <... futex resumed>) = 0 [pid 20424] <... futex resumed>) = 1 [pid 20423] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20421] <... mprotect resumed>) = 0 [pid 20419] exit_group(0 [pid 20418] <... futex resumed>) = 0 [pid 20417] exit_group(0 [pid 20426] <... prctl resumed>) = 0 [pid 20424] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20423] <... futex resumed>) = ? [pid 20421] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20419] <... exit_group resumed>) = ? [pid 20418] exit_group(0 [pid 20417] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20427 attached [pid 20426] setpgid(0, 0 [pid 20425] +++ exited with 0 +++ [pid 20424] <... futex resumed>) = ? [pid 20423] +++ exited with 0 +++ [pid 20419] +++ exited with 0 +++ [pid 20418] <... exit_group resumed>) = ? [pid 20417] +++ exited with 0 +++ [pid 20427] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20426] <... setpgid resumed>) = 0 [pid 20424] +++ exited with 0 +++ [pid 20421] <... clone resumed>, parent_tid=[20427], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20427 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20427] <... set_robust_list resumed>) = 0 [pid 20426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20421] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20418] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20426] <... openat resumed>) = 3 [pid 20421] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20426] write(3, "1000", 4 [pid 20421] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... restart_syscall resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20428 [pid 20427] perf_event_open( [pid 20426] <... write resumed>) = 4 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20426] close(3 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20429 [pid 20426] <... close resumed>) = 0 [pid 20426] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20427] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 ./strace-static-x86_64: Process 20429 attached ./strace-static-x86_64: Process 20428 attached [pid 20426] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20428] set_robust_list(0x5555558625e0, 24 [pid 20427] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 20430 attached [pid 20429] set_robust_list(0x5555558625e0, 24 [pid 20428] <... set_robust_list resumed>) = 0 [pid 20427] <... futex resumed>) = 1 [pid 20426] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20421] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20431 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20430 ./strace-static-x86_64: Process 20431 attached [pid 20429] <... set_robust_list resumed>) = 0 [pid 20428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20427] perf_event_open(NULL, -1, 0, -1, 0 [pid 20426] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20421] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20430] set_robust_list(0x5555558625e0, 24 [pid 20428] <... prctl resumed>) = 0 [pid 20427] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20426] <... mprotect resumed>) = 0 [pid 20421] <... futex resumed>) = 0 [pid 20430] <... set_robust_list resumed>) = 0 [pid 20428] setpgid(0, 0 [pid 20427] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20426] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20421] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20428] <... setpgid resumed>) = 0 [pid 20427] <... futex resumed>) = 0 [pid 20421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20430] <... prctl resumed>) = 0 [pid 20429] <... prctl resumed>) = 0 [pid 20428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20427] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20426] <... clone resumed>, parent_tid=[20432], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20432 [pid 20421] exit_group(0./strace-static-x86_64: Process 20432 attached [pid 20431] set_robust_list(0x5555558625e0, 24 [pid 20430] setpgid(0, 0 [pid 20429] setpgid(0, 0 [pid 20428] <... openat resumed>) = 3 [pid 20432] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20431] <... set_robust_list resumed>) = 0 [pid 20429] <... setpgid resumed>) = 0 [pid 20427] <... futex resumed>) = ? [pid 20426] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20430] <... setpgid resumed>) = 0 [pid 20428] write(3, "1000", 4 [pid 20421] <... exit_group resumed>) = ? [pid 20432] <... set_robust_list resumed>) = 0 [pid 20431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20428] <... write resumed>) = 4 [pid 20427] +++ exited with 0 +++ [pid 20426] <... futex resumed>) = 0 [pid 20432] perf_event_open( [pid 20431] <... prctl resumed>) = 0 [pid 20430] <... openat resumed>) = 3 [pid 20429] <... openat resumed>) = 3 [pid 20428] close(3 [pid 20426] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20421] +++ exited with 0 +++ [pid 20432] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20431] setpgid(0, 0 [pid 20430] write(3, "1000", 4 [pid 20429] write(3, "1000", 4 [pid 20428] <... close resumed>) = 0 [pid 20432] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] <... setpgid resumed>) = 0 [pid 20430] <... write resumed>) = 4 [pid 20429] <... write resumed>) = 4 [pid 20428] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20432] <... futex resumed>) = 1 [pid 20431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20430] close(3 [pid 20429] close(3 [pid 20428] <... futex resumed>) = 0 [pid 20426] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20432] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20431] <... openat resumed>) = 3 [pid 20430] <... close resumed>) = 0 [pid 20429] <... close resumed>) = 0 [pid 20428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20426] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20431] write(3, "1000", 4 [pid 20430] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20429] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20428] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20426] <... futex resumed>) = 0 [pid 20432] perf_event_open(NULL, -1, 0, -1, 0 [pid 20431] <... write resumed>) = 4 [pid 20430] <... futex resumed>) = 0 [pid 20429] <... futex resumed>) = 0 [pid 20428] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20426] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20432] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20431] close(3 [pid 20430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20428] <... mprotect resumed>) = 0 [pid 20432] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] <... close resumed>) = 0 [pid 20430] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20429] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20432] <... futex resumed>) = 1 [pid 20431] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20430] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20429] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20428] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20426] <... futex resumed>) = 0 [pid 20432] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20431] <... futex resumed>) = 0 [pid 20429] <... mprotect resumed>) = 0 [pid 20431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20430] <... mprotect resumed>) = 0 [pid 20429] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20426] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20433 ./strace-static-x86_64: Process 20434 attached ./strace-static-x86_64: Process 20433 attached [pid 20432] <... futex resumed>) = ? [pid 20431] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20430] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20428] <... clone resumed>, parent_tid=[20434], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20434 [pid 20426] <... exit_group resumed>) = ? [pid 20434] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20432] +++ exited with 0 +++ [pid 20431] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20429] <... clone resumed>, parent_tid=[20435], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20435 [pid 20428] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] <... mprotect resumed>) = 0 [pid 20429] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20430] <... clone resumed>, parent_tid=[20436], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20436 [pid 20429] <... futex resumed>) = 0 [pid 20428] <... futex resumed>) = 0 [pid 20426] +++ exited with 0 +++ ./strace-static-x86_64: Process 20437 attached ./strace-static-x86_64: Process 20436 attached [pid 20434] <... set_robust_list resumed>) = 0 [pid 20430] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20429] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20428] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20433] set_robust_list(0x5555558625e0, 24 [pid 20434] perf_event_open( [pid 20431] <... clone resumed>, parent_tid=[20437], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20437 [pid 20430] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20436] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20431] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20430] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20434] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20433] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20435 attached [pid 20437] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20436] <... set_robust_list resumed>) = 0 [pid 20434] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20437] <... set_robust_list resumed>) = 0 [pid 20436] perf_event_open( [pid 20435] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20434] <... futex resumed>) = 1 [pid 20431] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20428] <... futex resumed>) = 0 [pid 20437] perf_event_open( [pid 20436] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20435] <... set_robust_list resumed>) = 0 [pid 20434] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20433] <... prctl resumed>) = 0 [pid 20428] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20437] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20436] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20435] perf_event_open( [pid 20434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20433] setpgid(0, 0 [pid 20428] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20438 attached [pid 20437] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20436] <... futex resumed>) = 1 [pid 20435] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20434] perf_event_open(NULL, -1, 0, -1, 0 [pid 20433] <... setpgid resumed>) = 0 [pid 20430] <... futex resumed>) = 0 [pid 20428] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20437] <... futex resumed>) = 1 [pid 20436] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20435] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20434] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20431] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20438 [pid 20437] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20435] <... futex resumed>) = 1 [pid 20434] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20431] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20430] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20429] <... futex resumed>) = 0 [pid 20438] set_robust_list(0x5555558625e0, 24 [pid 20437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20436] <... futex resumed>) = 0 [pid 20435] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20434] <... futex resumed>) = 1 [pid 20433] <... openat resumed>) = 3 [pid 20431] <... futex resumed>) = 0 [pid 20430] <... futex resumed>) = 1 [pid 20429] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20428] <... futex resumed>) = 0 [pid 20438] <... set_robust_list resumed>) = 0 [pid 20437] perf_event_open(NULL, -1, 0, -1, 0 [pid 20436] perf_event_open(NULL, -1, 0, -1, 0 [pid 20435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20434] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20433] write(3, "1000", 4 [pid 20431] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20430] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20429] <... futex resumed>) = 0 [pid 20428] exit_group(0 [pid 20438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20437] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20436] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20435] perf_event_open(NULL, -1, 0, -1, 0 [pid 20434] <... futex resumed>) = ? [pid 20433] <... write resumed>) = 4 [pid 20429] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20428] <... exit_group resumed>) = ? [pid 20438] <... prctl resumed>) = 0 [pid 20437] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20436] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20435] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20434] +++ exited with 0 +++ [pid 20433] close(3 [pid 20438] setpgid(0, 0 [pid 20436] <... futex resumed>) = 1 [pid 20435] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20438] <... setpgid resumed>) = 0 [pid 20436] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20435] <... futex resumed>) = 1 [pid 20429] <... futex resumed>) = 0 [pid 20428] +++ exited with 0 +++ [pid 20430] <... futex resumed>) = 0 [pid 20438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20437] <... futex resumed>) = 1 [pid 20435] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20433] <... close resumed>) = 0 [pid 20431] <... futex resumed>) = 0 [pid 20429] exit_group(0 [pid 20430] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20438] <... openat resumed>) = 3 [pid 20437] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20436] <... futex resumed>) = ? [pid 20435] <... futex resumed>) = ? [pid 20433] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20431] exit_group(0 [pid 20430] <... exit_group resumed>) = ? [pid 20429] <... exit_group resumed>) = ? [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20438] write(3, "1000", 4 [pid 20437] <... futex resumed>) = ? [pid 20436] +++ exited with 0 +++ [pid 20435] +++ exited with 0 +++ [pid 20433] <... futex resumed>) = 0 [pid 20431] <... exit_group resumed>) = ? [pid 20430] +++ exited with 0 +++ [pid 20429] +++ exited with 0 +++ [pid 5072] <... restart_syscall resumed>) = 0 [pid 20438] <... write resumed>) = 4 [pid 20437] +++ exited with 0 +++ [pid 20433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20438] close(3) = 0 [pid 20431] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20439 attached [pid 20438] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20433] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20440 attached [pid 20439] set_robust_list(0x5555558625e0, 24 [pid 20438] <... futex resumed>) = 0 [pid 20433] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20439 [pid 20438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20440 [pid 20438] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20433] <... mprotect resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20439] <... set_robust_list resumed>) = 0 [pid 20438] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20438] <... mprotect resumed>) = 0 [pid 20433] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20438] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20442], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20442 [pid 20433] <... clone resumed>, parent_tid=[20443], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20443 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20441 [pid 20439] <... prctl resumed>) = 0 [pid 20438] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20438] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20441 attached [pid 20433] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20444 [pid 20433] <... futex resumed>) = 0 [pid 20439] setpgid(0, 0 [pid 20441] set_robust_list(0x5555558625e0, 24 [pid 20440] set_robust_list(0x5555558625e0, 24 [pid 20433] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20441] <... set_robust_list resumed>) = 0 [pid 20439] <... setpgid resumed>) = 0 [pid 20441] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 20444 attached ./strace-static-x86_64: Process 20442 attached ) = 0 [pid 20439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20444] set_robust_list(0x5555558625e0, 24 [pid 20442] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20441] setpgid(0, 0 [pid 20439] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20443 attached [pid 20444] <... set_robust_list resumed>) = 0 [pid 20442] <... set_robust_list resumed>) = 0 [pid 20441] <... setpgid resumed>) = 0 [pid 20440] <... set_robust_list resumed>) = 0 [pid 20439] write(3, "1000", 4 [pid 20444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20443] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20442] perf_event_open( [pid 20441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20439] <... write resumed>) = 4 [pid 20444] <... prctl resumed>) = 0 [pid 20443] <... set_robust_list resumed>) = 0 [pid 20442] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20441] <... openat resumed>) = 3 [pid 20440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20439] close(3 [pid 20444] setpgid(0, 0 [pid 20442] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20441] write(3, "1000", 4 [pid 20440] <... prctl resumed>) = 0 [pid 20439] <... close resumed>) = 0 [pid 20444] <... setpgid resumed>) = 0 [pid 20443] perf_event_open( [pid 20442] <... futex resumed>) = 1 [pid 20441] <... write resumed>) = 4 [pid 20440] setpgid(0, 0 [pid 20439] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20438] <... futex resumed>) = 0 [pid 20444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20443] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20442] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20441] close(3 [pid 20440] <... setpgid resumed>) = 0 [pid 20439] <... futex resumed>) = 0 [pid 20438] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20444] <... openat resumed>) = 3 [pid 20443] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20441] <... close resumed>) = 0 [pid 20440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20438] <... futex resumed>) = 0 [pid 20444] write(3, "1000", 4 [pid 20442] perf_event_open(NULL, -1, 0, -1, 0 [pid 20441] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20439] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20438] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20440] <... openat resumed>) = 3 [pid 20433] <... futex resumed>) = 0 [pid 20443] <... futex resumed>) = 1 [pid 20444] <... write resumed>) = 4 [pid 20443] perf_event_open(NULL, -1, 0, -1, 0 [pid 20442] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20441] <... futex resumed>) = 0 [pid 20440] write(3, "1000", 4 [pid 20439] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20433] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20444] close(3 [pid 20443] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20442] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20440] <... write resumed>) = 4 [pid 20439] <... mprotect resumed>) = 0 [pid 20433] <... futex resumed>) = 0 [pid 20444] <... close resumed>) = 0 [pid 20443] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20442] <... futex resumed>) = 1 [pid 20441] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20440] close(3 [pid 20439] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20438] <... futex resumed>) = 0 [pid 20433] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20444] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20443] <... futex resumed>) = 0 [pid 20442] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20441] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20440] <... close resumed>) = 0 [pid 20438] exit_group(0 [pid 20433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20444] <... futex resumed>) = 0 [pid 20443] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20442] <... futex resumed>) = ? [pid 20441] <... mprotect resumed>) = 0 [pid 20440] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20439] <... clone resumed>, parent_tid=[20445], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20445 [pid 20438] <... exit_group resumed>) = ? [pid 20433] exit_group(0./strace-static-x86_64: Process 20445 attached [pid 20444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20443] <... futex resumed>) = ? [pid 20442] +++ exited with 0 +++ [pid 20441] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20440] <... futex resumed>) = 0 [pid 20439] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20438] +++ exited with 0 +++ [pid 20433] <... exit_group resumed>) = ? [pid 20444] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20443] +++ exited with 0 +++ [pid 20440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20439] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20444] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20441] <... clone resumed>, parent_tid=[20446], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20446 [pid 20444] <... mprotect resumed>) = 0 [pid 20441] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20433] +++ exited with 0 +++ [pid 20439] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20446 attached [pid 20445] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20444] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20441] <... futex resumed>) = 0 [pid 20440] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20448 attached [pid 20446] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20445] <... set_robust_list resumed>) = 0 [pid 20441] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20440] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20444] <... clone resumed>, parent_tid=[20447], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20447 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20448 [pid 20446] <... set_robust_list resumed>) = 0 [pid 20445] perf_event_open( [pid 20444] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20440] <... mprotect resumed>) = 0 [pid 20446] perf_event_open( [pid 20444] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20446] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20445] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20444] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20440] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20447 attached [pid 20447] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20447] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20447] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20446] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20445] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20447] <... futex resumed>) = 1 [pid 20446] <... futex resumed>) = 1 [pid 20445] <... futex resumed>) = 1 [pid 20444] <... futex resumed>) = 0 [pid 20441] <... futex resumed>) = 0 [pid 20440] <... clone resumed>, parent_tid=[20450], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20450 [pid 20439] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20449 [pid 20447] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20446] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20445] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20448] set_robust_list(0x5555558625e0, 24 [pid 20444] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20441] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20440] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20439] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20449 attached [pid 20448] <... set_robust_list resumed>) = 0 [pid 20447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20444] <... futex resumed>) = 0 [pid 20441] <... futex resumed>) = 0 [pid 20440] <... futex resumed>) = 0 [pid 20439] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20450 attached [pid 20448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20447] perf_event_open(NULL, -1, 0, -1, 0 [pid 20446] perf_event_open(NULL, -1, 0, -1, 0 [pid 20445] perf_event_open(NULL, -1, 0, -1, 0 [pid 20444] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20441] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20440] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20439] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20450] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20449] set_robust_list(0x5555558625e0, 24 [pid 20448] <... prctl resumed>) = 0 [pid 20447] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20446] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20445] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20450] <... set_robust_list resumed>) = 0 [pid 20448] setpgid(0, 0 [pid 20447] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20446] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20445] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20449] <... set_robust_list resumed>) = 0 [pid 20450] perf_event_open( [pid 20448] <... setpgid resumed>) = 0 [pid 20447] <... futex resumed>) = 1 [pid 20446] <... futex resumed>) = 1 [pid 20445] <... futex resumed>) = 1 [pid 20444] <... futex resumed>) = 0 [pid 20441] <... futex resumed>) = 0 [pid 20439] <... futex resumed>) = 0 [pid 20449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20450] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20449] <... prctl resumed>) = 0 [pid 20448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20447] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20446] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20445] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20444] exit_group(0 [pid 20441] exit_group(0 [pid 20439] exit_group(0 [pid 20450] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20449] setpgid(0, 0 [pid 20448] <... openat resumed>) = 3 [pid 20447] <... futex resumed>) = ? [pid 20446] <... futex resumed>) = ? [pid 20445] <... futex resumed>) = ? [pid 20444] <... exit_group resumed>) = ? [pid 20441] <... exit_group resumed>) = ? [pid 20439] <... exit_group resumed>) = ? [pid 20450] <... futex resumed>) = 1 [pid 20449] <... setpgid resumed>) = 0 [pid 20448] write(3, "1000", 4 [pid 20447] +++ exited with 0 +++ [pid 20446] +++ exited with 0 +++ [pid 20445] +++ exited with 0 +++ [pid 20444] +++ exited with 0 +++ [pid 20441] +++ exited with 0 +++ [pid 20440] <... futex resumed>) = 0 [pid 20439] +++ exited with 0 +++ [pid 20450] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20448] <... write resumed>) = 4 [pid 20440] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20448] close(3 [pid 20440] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20449] <... openat resumed>) = 3 [pid 20450] perf_event_open(NULL, -1, 0, -1, 0 [pid 20449] write(3, "1000", 4 [pid 20448] <... close resumed>) = 0 [pid 20440] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20450] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20449] <... write resumed>) = 4 [pid 20448] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20450] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20449] close(3 [pid 20448] <... futex resumed>) = 0 [pid 20440] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20450] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20449] <... close resumed>) = 0 [pid 20448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20440] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20451 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20451 attached ./strace-static-x86_64: Process 20452 attached [pid 20450] <... futex resumed>) = ? [pid 20449] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20448] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20440] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20453 attached [pid 20452] set_robust_list(0x5555558625e0, 24 [pid 20451] set_robust_list(0x5555558625e0, 24 [pid 20450] +++ exited with 0 +++ [pid 20449] <... futex resumed>) = 0 [pid 20448] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20440] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20452 [pid 20451] <... set_robust_list resumed>) = 0 [pid 20449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20453 [pid 20448] <... mprotect resumed>) = 0 [pid 20449] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20449] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20448] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20449] <... mprotect resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20455 attached [pid 20453] set_robust_list(0x5555558625e0, 24 [pid 20452] <... set_robust_list resumed>) = 0 [pid 20451] <... prctl resumed>) = 0 [pid 20449] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20455 [pid 20452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20451] setpgid(0, 0 [pid 20448] <... clone resumed>, parent_tid=[20454], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20454 [pid 20452] <... prctl resumed>) = 0 [pid 20451] <... setpgid resumed>) = 0 [pid 20449] <... clone resumed>, parent_tid=[20456], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20456 [pid 20448] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20456 attached [pid 20448] <... futex resumed>) = 0 [pid 20451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20449] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20452] setpgid(0, 0 [pid 20448] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20449] <... futex resumed>) = 0 [pid 20456] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20452] <... setpgid resumed>) = 0 [pid 20451] <... openat resumed>) = 3 [pid 20449] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20456] <... set_robust_list resumed>) = 0 [pid 20452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20451] write(3, "1000", 4 [pid 20453] <... prctl resumed>) = 0 [pid 20456] perf_event_open( [pid 20453] setpgid(0, 0 [pid 20452] <... openat resumed>) = 3 [pid 20451] <... write resumed>) = 4 [pid 20456] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20453] <... setpgid resumed>) = 0 [pid 20452] write(3, "1000", 4 [pid 20451] close(3./strace-static-x86_64: Process 20454 attached [pid 20456] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20455] set_robust_list(0x5555558625e0, 24 [pid 20452] <... write resumed>) = 4 [pid 20451] <... close resumed>) = 0 [pid 20456] <... futex resumed>) = 1 [pid 20453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20452] close(3 [pid 20451] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20449] <... futex resumed>) = 0 [pid 20456] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20452] <... close resumed>) = 0 [pid 20451] <... futex resumed>) = 0 [pid 20449] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] <... openat resumed>) = 3 [pid 20456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20453] write(3, "1000", 4 [pid 20452] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20449] <... futex resumed>) = 0 [pid 20456] perf_event_open(NULL, -1, 0, -1, 0 [pid 20453] <... write resumed>) = 4 [pid 20452] <... futex resumed>) = 0 [pid 20451] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20449] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20455] <... set_robust_list resumed>) = 0 [pid 20456] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20453] close(3 [pid 20452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20451] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20456] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] <... close resumed>) = 0 [pid 20452] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20456] <... futex resumed>) = 1 [pid 20455] <... prctl resumed>) = 0 [pid 20453] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20452] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20451] <... mprotect resumed>) = 0 [pid 20449] <... futex resumed>) = 0 [pid 20456] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20455] setpgid(0, 0 [pid 20454] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20453] <... futex resumed>) = 0 [pid 20452] <... mprotect resumed>) = 0 [pid 20449] exit_group(0 [pid 20451] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20456] <... futex resumed>) = ? [pid 20455] <... setpgid resumed>) = 0 [pid 20453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20452] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20449] <... exit_group resumed>) = ? [pid 20454] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20458 attached ./strace-static-x86_64: Process 20457 attached [pid 20456] +++ exited with 0 +++ [pid 20455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20454] perf_event_open( [pid 20453] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20451] <... clone resumed>, parent_tid=[20457], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20457 [pid 20449] +++ exited with 0 +++ [pid 20458] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20457] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20455] <... openat resumed>) = 3 [pid 20454] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20453] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20452] <... clone resumed>, parent_tid=[20458], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20458 [pid 20451] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20458] <... set_robust_list resumed>) = 0 [pid 20457] <... set_robust_list resumed>) = 0 [pid 20455] write(3, "1000", 4 [pid 20454] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] <... mprotect resumed>) = 0 [pid 20452] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20451] <... futex resumed>) = 0 [pid 20458] perf_event_open( [pid 20457] perf_event_open( [pid 20455] <... write resumed>) = 4 [pid 20454] <... futex resumed>) = 1 [pid 20453] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20452] <... futex resumed>) = 0 [pid 20451] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20448] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20459 attached [pid 20458] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20457] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20455] close(3 [pid 20454] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20452] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20448] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20459] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20458] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20457] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20455] <... close resumed>) = 0 [pid 20454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20453] <... clone resumed>, parent_tid=[20459], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20459 [pid 20452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20448] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20460 attached [pid 20459] <... set_robust_list resumed>) = 0 [pid 20458] <... futex resumed>) = 0 [pid 20457] <... futex resumed>) = 1 [pid 20455] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20454] perf_event_open(NULL, -1, 0, -1, 0 [pid 20453] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20452] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20451] <... futex resumed>) = 0 [pid 20448] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20458] perf_event_open(NULL, -1, 0, -1, 0 [pid 20457] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20455] <... futex resumed>) = 0 [pid 20454] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20453] <... futex resumed>) = 0 [pid 20452] <... futex resumed>) = 0 [pid 20451] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20460 [pid 20458] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20454] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20452] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20451] <... futex resumed>) = 0 [pid 20460] set_robust_list(0x5555558625e0, 24 [pid 20459] perf_event_open( [pid 20458] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20457] perf_event_open(NULL, -1, 0, -1, 0 [pid 20455] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20454] <... futex resumed>) = 1 [pid 20460] <... set_robust_list resumed>) = 0 [pid 20452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20451] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20448] <... futex resumed>) = 0 [pid 20459] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20458] <... futex resumed>) = 0 [pid 20457] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20455] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20454] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20452] exit_group(0 [pid 20448] exit_group(0 [pid 20460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20459] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20457] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20455] <... mprotect resumed>) = 0 [pid 20454] <... futex resumed>) = ? [pid 20452] <... exit_group resumed>) = ? [pid 20448] <... exit_group resumed>) = ? [pid 20460] <... prctl resumed>) = 0 [pid 20459] <... futex resumed>) = 1 [pid 20458] +++ exited with 0 +++ [pid 20457] <... futex resumed>) = 1 [pid 20455] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20454] +++ exited with 0 +++ [pid 20453] <... futex resumed>) = 0 [pid 20451] <... futex resumed>) = 0 [pid 20460] setpgid(0, 0 [pid 20459] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20452] +++ exited with 0 +++ [pid 20460] <... setpgid resumed>) = 0 [pid 20448] +++ exited with 0 +++ ./strace-static-x86_64: Process 20461 attached [pid 20460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20457] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20453] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20451] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20448, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 20461] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20460] <... openat resumed>) = 3 [pid 20459] <... futex resumed>) = 0 [pid 20457] <... futex resumed>) = ? [pid 20455] <... clone resumed>, parent_tid=[20461], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20461 [pid 20453] <... futex resumed>) = 1 [pid 20451] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20461] <... set_robust_list resumed>) = 0 [pid 20460] write(3, "1000", 4 [pid 20459] perf_event_open(NULL, -1, 0, -1, 0 [pid 20457] +++ exited with 0 +++ [pid 20455] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20461] perf_event_open( [pid 20460] <... write resumed>) = 4 [pid 20459] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20455] <... futex resumed>) = 0 [pid 20451] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20462 attached [pid 20461] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20460] close(3 [pid 20459] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20455] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20462] set_robust_list(0x5555558625e0, 24 [pid 20461] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20460] <... close resumed>) = 0 [pid 20459] <... futex resumed>) = 1 [pid 20455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20453] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20462 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20463 attached [pid 20462] <... set_robust_list resumed>) = 0 [pid 20461] <... futex resumed>) = 0 [pid 20460] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20459] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20455] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20453] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20463 [pid 20463] set_robust_list(0x5555558625e0, 24 [pid 20462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20461] perf_event_open(NULL, -1, 0, -1, 0 [pid 20460] <... futex resumed>) = 0 [pid 20459] <... futex resumed>) = ? [pid 20455] <... futex resumed>) = 0 [pid 20453] <... exit_group resumed>) = ? [pid 20462] <... prctl resumed>) = 0 [pid 20460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20459] +++ exited with 0 +++ [pid 20455] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20462] setpgid(0, 0 [pid 20460] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20462] <... setpgid resumed>) = 0 [pid 20460] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20463] <... set_robust_list resumed>) = 0 [pid 20462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20461] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20460] <... mprotect resumed>) = 0 [pid 20453] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20464 ./strace-static-x86_64: Process 20464 attached [pid 20463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20462] <... openat resumed>) = 3 [pid 20461] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20460] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20465 attached [pid 20464] set_robust_list(0x5555558625e0, 24 [pid 20463] <... prctl resumed>) = 0 [pid 20462] write(3, "1000", 4 [pid 20461] <... futex resumed>) = 1 [pid 20455] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20465] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20464] <... set_robust_list resumed>) = 0 [pid 20463] setpgid(0, 0 [pid 20462] <... write resumed>) = 4 [pid 20461] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20460] <... clone resumed>, parent_tid=[20465], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20465 [pid 20455] exit_group(0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20465] <... set_robust_list resumed>) = 0 [pid 20464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20463] <... setpgid resumed>) = 0 [pid 20462] close(3 [pid 20461] <... futex resumed>) = ? [pid 20460] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20455] <... exit_group resumed>) = ? [pid 20464] <... prctl resumed>) = 0 [pid 20463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20462] <... close resumed>) = 0 [pid 20461] +++ exited with 0 +++ [pid 20460] <... futex resumed>) = 0 [pid 20464] setpgid(0, 0 [pid 20462] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20460] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20466 attached [pid 20465] perf_event_open( [pid 20464] <... setpgid resumed>) = 0 [pid 20463] <... openat resumed>) = 3 [pid 20462] <... futex resumed>) = 0 [pid 20455] +++ exited with 0 +++ [pid 20465] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20463] write(3, "1000", 4 [pid 20466] set_robust_list(0x5555558625e0, 24 [pid 20462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20466 [pid 20466] <... set_robust_list resumed>) = 0 [pid 20465] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20464] <... openat resumed>) = 3 [pid 20463] <... write resumed>) = 4 [pid 20462] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20465] <... futex resumed>) = 1 [pid 20464] write(3, "1000", 4 [pid 20463] close(3 [pid 20462] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20460] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20467 attached [pid 20466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20465] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20464] <... write resumed>) = 4 [pid 20463] <... close resumed>) = 0 [pid 20462] <... mprotect resumed>) = 0 [pid 20460] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20466] <... prctl resumed>) = 0 [pid 20465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20464] close(3 [pid 20463] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20462] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20460] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20467 [pid 20467] set_robust_list(0x5555558625e0, 24 [pid 20466] setpgid(0, 0 [pid 20465] perf_event_open(NULL, -1, 0, -1, 0 [pid 20464] <... close resumed>) = 0 [pid 20463] <... futex resumed>) = 0 [pid 20460] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20465] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20464] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20462] <... clone resumed>, parent_tid=[20468], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20468 [pid 20465] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20464] <... futex resumed>) = 0 [pid 20463] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20462] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20466] <... setpgid resumed>) = 0 [pid 20465] <... futex resumed>) = 1 [pid 20464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20463] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20462] <... futex resumed>) = 0 [pid 20460] <... futex resumed>) = 0 [pid 20466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20468 attached [pid 20467] <... set_robust_list resumed>) = 0 [pid 20465] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20464] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20463] <... mprotect resumed>) = 0 [pid 20462] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20460] exit_group(0 [pid 20466] <... openat resumed>) = 3 [pid 20465] <... futex resumed>) = ? [pid 20464] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20463] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20460] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20469 attached [pid 20468] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20466] write(3, "1000", 4 [pid 20465] +++ exited with 0 +++ [pid 20464] <... mprotect resumed>) = 0 [pid 20460] +++ exited with 0 +++ [pid 20469] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20468] <... set_robust_list resumed>) = 0 [pid 20467] <... prctl resumed>) = 0 [pid 20466] <... write resumed>) = 4 [pid 20464] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20463] <... clone resumed>, parent_tid=[20469], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20469 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20470 attached [pid 20469] <... set_robust_list resumed>) = 0 [pid 20468] perf_event_open( [pid 20467] setpgid(0, 0 [pid 20466] close(3 [pid 20463] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20470] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20469] perf_event_open( [pid 20468] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20467] <... setpgid resumed>) = 0 [pid 20466] <... close resumed>) = 0 [pid 20464] <... clone resumed>, parent_tid=[20470], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20470 [pid 20463] <... futex resumed>) = 0 [pid 20469] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20468] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20466] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20464] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20463] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20469] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20468] <... futex resumed>) = 1 [pid 20467] <... openat resumed>) = 3 [pid 20466] <... futex resumed>) = 0 [pid 20464] <... futex resumed>) = 0 [pid 20463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20462] <... futex resumed>) = 0 [pid 20469] <... futex resumed>) = 0 [pid 20468] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20467] write(3, "1000", 4 [pid 20466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20464] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20463] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20462] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20469] perf_event_open(NULL, -1, 0, -1, 0 [pid 20468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20467] <... write resumed>) = 4 [pid 20466] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20463] <... futex resumed>) = 0 [pid 20462] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20471 [pid 20469] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20468] perf_event_open(NULL, -1, 0, -1, 0 [pid 20467] close(3 [pid 20466] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20463] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20462] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20470] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20471 attached [pid 20469] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20468] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20467] <... close resumed>) = 0 [pid 20466] <... mprotect resumed>) = 0 [pid 20463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20469] <... futex resumed>) = 0 [pid 20468] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20467] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20466] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20469] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20468] <... futex resumed>) = 1 [pid 20467] <... futex resumed>) = 0 [pid 20463] exit_group(0 [pid 20462] <... futex resumed>) = 0 [pid 20470] perf_event_open( [pid 20469] <... futex resumed>) = ? [pid 20468] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20463] <... exit_group resumed>) = ? [pid 20462] exit_group(0 [pid 20471] set_robust_list(0x5555558625e0, 24 [pid 20469] +++ exited with 0 +++ [pid 20468] <... futex resumed>) = ? [pid 20467] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20462] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20472 attached [pid 20471] <... set_robust_list resumed>) = 0 [pid 20470] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20468] +++ exited with 0 +++ [pid 20467] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20466] <... clone resumed>, parent_tid=[20472], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20472 [pid 20463] +++ exited with 0 +++ [pid 20462] +++ exited with 0 +++ [pid 20472] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20467] <... mprotect resumed>) = 0 [pid 20466] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20470] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20467] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20466] <... futex resumed>) = 0 [pid 20471] <... prctl resumed>) = 0 [pid 20470] <... futex resumed>) = 1 [pid 20466] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20464] <... futex resumed>) = 0 [pid 20471] setpgid(0, 0 [pid 20470] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20467] <... clone resumed>, parent_tid=[20473], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20473 [pid 20464] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20472] <... set_robust_list resumed>) = 0 [pid 20471] <... setpgid resumed>) = 0 [pid 20470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20467] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20464] <... futex resumed>) = 0 [pid 20471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20470] perf_event_open(NULL, -1, 0, -1, 0 [pid 20467] <... futex resumed>) = 0 [pid 20464] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20473 attached [pid 20472] perf_event_open( [pid 20471] <... openat resumed>) = 3 [pid 20470] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20467] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20473] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20472] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20471] write(3, "1000", 4 [pid 20470] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20474 attached [pid 20473] <... set_robust_list resumed>) = 0 [pid 20472] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20471] <... write resumed>) = 4 [pid 20470] <... futex resumed>) = 1 [pid 20464] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20473] perf_event_open( [pid 20472] <... futex resumed>) = 1 [pid 20471] close(3 [pid 20470] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20466] <... futex resumed>) = 0 [pid 20464] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20474 [pid 20474] set_robust_list(0x5555558625e0, 24 [pid 20473] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20464] <... exit_group resumed>) = ? [pid 20471] <... close resumed>) = 0 [pid 20470] <... futex resumed>) = ? [pid 20466] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20474] <... set_robust_list resumed>) = 0 [pid 20473] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20472] perf_event_open(NULL, -1, 0, -1, 0 [pid 20471] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20475 [pid 20474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20473] <... futex resumed>) = 1 [pid 20474] <... prctl resumed>) = 0 [pid 20473] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20470] +++ exited with 0 +++ [pid 20467] <... futex resumed>) = 0 [pid 20466] <... futex resumed>) = 0 [pid 20464] +++ exited with 0 +++ [pid 20471] <... futex resumed>) = 0 [pid 20472] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20475 attached [pid 20474] setpgid(0, 0 [pid 20472] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20467] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20466] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20474] <... setpgid resumed>) = 0 [pid 20473] <... futex resumed>) = 0 [pid 20472] <... futex resumed>) = 0 [pid 20471] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20467] <... futex resumed>) = 1 [pid 20466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20475] set_robust_list(0x5555558625e0, 24 [pid 20474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20473] perf_event_open(NULL, -1, 0, -1, 0 [pid 20472] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20471] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20467] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20466] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20475] <... set_robust_list resumed>) = 0 [pid 20474] <... openat resumed>) = 3 [pid 20473] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20471] <... mprotect resumed>) = 0 [pid 20466] <... exit_group resumed>) = ? [pid 20474] write(3, "1000", 4 [pid 20473] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20474] <... write resumed>) = 4 [pid 20473] <... futex resumed>) = 1 [pid 20472] <... futex resumed>) = ? [pid 20467] <... futex resumed>) = 0 [pid 20474] close(3 [pid 20473] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20471] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20474] <... close resumed>) = 0 [pid 20474] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20476 attached ) = 0 [pid 20472] +++ exited with 0 +++ [pid 20467] exit_group(0 [pid 20466] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20476 ./strace-static-x86_64: Process 20477 attached [pid 20476] set_robust_list(0x5555558625e0, 24 [pid 20475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20473] <... futex resumed>) = ? [pid 20471] <... clone resumed>, parent_tid=[20477], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20477 [pid 20467] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20477] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20476] <... set_robust_list resumed>) = 0 [pid 20475] <... prctl resumed>) = 0 [pid 20474] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20473] +++ exited with 0 +++ [pid 20471] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20474] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... restart_syscall resumed>) = 0 [pid 20467] +++ exited with 0 +++ [pid 20477] <... set_robust_list resumed>) = 0 [pid 20476] <... prctl resumed>) = 0 [pid 20475] setpgid(0, 0 [pid 20474] <... mprotect resumed>) = 0 [pid 20471] <... futex resumed>) = 0 [pid 20477] perf_event_open( [pid 20476] setpgid(0, 0 [pid 20475] <... setpgid resumed>) = 0 [pid 20474] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20471] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20477] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20476] <... setpgid resumed>) = 0 [pid 20475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20479 attached [pid 20477] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20475] <... openat resumed>) = 3 [pid 20474] <... clone resumed>, parent_tid=[20478], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20478 ./strace-static-x86_64: Process 20480 attached [pid 20477] <... futex resumed>) = 1 [pid 20476] <... openat resumed>) = 3 [pid 20475] write(3, "1000", 4 [pid 20474] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20471] <... futex resumed>) = 0 [pid 20479] set_robust_list(0x5555558625e0, 24 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20479 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20480 [pid 20476] write(3, "1000", 4 [pid 20474] <... futex resumed>) = 0 [pid 20476] <... write resumed>) = 4 [pid 20474] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20476] close(3 [pid 20475] <... write resumed>) = 4 [pid 20471] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20477] perf_event_open(NULL, -1, 0, -1, 0 [pid 20479] <... set_robust_list resumed>) = 0 [pid 20477] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20476] <... close resumed>) = 0 [pid 20475] close(3 [pid 20471] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20478 attached [pid 20477] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20475] <... close resumed>) = 0 [pid 20471] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20478] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20477] <... futex resumed>) = 0 [pid 20476] <... futex resumed>) = 0 [pid 20475] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20479] <... prctl resumed>) = 0 [pid 20478] <... set_robust_list resumed>) = 0 [pid 20477] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20475] <... futex resumed>) = 0 [pid 20471] exit_group(0 [pid 20480] set_robust_list(0x5555558625e0, 24 [pid 20479] setpgid(0, 0 [pid 20478] perf_event_open( [pid 20477] <... futex resumed>) = ? [pid 20476] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20471] <... exit_group resumed>) = ? [pid 20480] <... set_robust_list resumed>) = 0 [pid 20479] <... setpgid resumed>) = 0 [pid 20478] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20477] +++ exited with 0 +++ [pid 20476] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20475] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20478] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] <... mprotect resumed>) = 0 [pid 20475] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20471] +++ exited with 0 +++ [pid 20480] <... prctl resumed>) = 0 [pid 20479] <... openat resumed>) = 3 [pid 20478] <... futex resumed>) = 1 [pid 20476] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20475] <... mprotect resumed>) = 0 [pid 20474] <... futex resumed>) = 0 [pid 20480] setpgid(0, 0 [pid 20479] write(3, "1000", 4 [pid 20478] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20475] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20474] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20480] <... setpgid resumed>) = 0 [pid 20479] <... write resumed>) = 4 [pid 20478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20476] <... clone resumed>, parent_tid=[20481], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20481 [pid 20474] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20479] close(3 [pid 20478] perf_event_open(NULL, -1, 0, -1, 0 [pid 20476] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20475] <... clone resumed>, parent_tid=[20482], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20482 [pid 20474] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... restart_syscall resumed>) = 0 [pid 20480] <... openat resumed>) = 3 [pid 20479] <... close resumed>) = 0 [pid 20478] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20476] <... futex resumed>) = 0 [pid 20475] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20480] write(3, "1000", 4 [pid 20479] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20478] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20475] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20481 attached [pid 20480] <... write resumed>) = 4 [pid 20479] <... futex resumed>) = 0 [pid 20478] <... futex resumed>) = 1 [pid 20475] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20474] <... futex resumed>) = 0 [pid 20481] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20480] close(3 [pid 20479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20478] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20474] exit_group(0 [pid 20481] <... set_robust_list resumed>) = 0 [pid 20480] <... close resumed>) = 0 [pid 20479] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20474] <... exit_group resumed>) = ? [pid 20478] <... futex resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20481] perf_event_open( [pid 20480] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20479] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20481] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20479] <... mprotect resumed>) = 0 [pid 20481] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20479] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20478] +++ exited with 0 +++ [pid 20474] +++ exited with 0 +++ [pid 20481] <... futex resumed>) = 1 [pid 20481] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20480] <... futex resumed>) = 0 [pid 20479] <... clone resumed>, parent_tid=[20483], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20483 [pid 20476] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20482 attached [pid 20480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20479] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20484 [pid 20482] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20481] <... futex resumed>) = 0 [pid 20480] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20479] <... futex resumed>) = 0 [pid 20476] <... futex resumed>) = 1 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20482] <... set_robust_list resumed>) = 0 [pid 20481] perf_event_open(NULL, -1, 0, -1, 0 [pid 20480] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20479] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20476] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20482] perf_event_open( [pid 20481] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20480] <... mprotect resumed>) = 0 [pid 20481] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20480] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20486 attached ./strace-static-x86_64: Process 20485 attached ./strace-static-x86_64: Process 20484 attached ./strace-static-x86_64: Process 20483 attached [pid 20482] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20481] <... futex resumed>) = 1 [pid 20476] <... futex resumed>) = 0 [pid 20486] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20485] set_robust_list(0x5555558625e0, 24 [pid 20484] set_robust_list(0x5555558625e0, 24 [pid 20482] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20481] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20480] <... clone resumed>, parent_tid=[20486], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20486 [pid 20476] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20485 [pid 20486] <... set_robust_list resumed>) = 0 [pid 20485] <... set_robust_list resumed>) = 0 [pid 20484] <... set_robust_list resumed>) = 0 [pid 20483] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20482] <... futex resumed>) = 1 [pid 20481] <... futex resumed>) = ? [pid 20480] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20476] <... exit_group resumed>) = ? [pid 20475] <... futex resumed>) = 0 [pid 20485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20483] <... set_robust_list resumed>) = 0 [pid 20482] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20481] +++ exited with 0 +++ [pid 20480] <... futex resumed>) = 0 [pid 20475] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20485] <... prctl resumed>) = 0 [pid 20475] <... futex resumed>) = 0 [pid 20485] setpgid(0, 0 [pid 20475] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20485] <... setpgid resumed>) = 0 [pid 20476] +++ exited with 0 +++ [pid 20480] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20486] perf_event_open( [pid 20485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20484] <... prctl resumed>) = 0 [pid 20483] perf_event_open( [pid 20482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20486] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20485] <... openat resumed>) = 3 [pid 20484] setpgid(0, 0 [pid 20483] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20482] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20486] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20485] write(3, "1000", 4 [pid 20484] <... setpgid resumed>) = 0 [pid 20483] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20482] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5077] <... restart_syscall resumed>) = 0 [pid 20486] <... futex resumed>) = 1 [pid 20485] <... write resumed>) = 4 [pid 20484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20483] <... futex resumed>) = 1 [pid 20482] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20480] <... futex resumed>) = 0 [pid 20479] <... futex resumed>) = 0 [pid 20486] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20485] close(3 [pid 20484] <... openat resumed>) = 3 [pid 20483] perf_event_open(NULL, -1, 0, -1, 0 [pid 20482] <... futex resumed>) = 1 [pid 20480] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20479] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20475] <... futex resumed>) = 0 [pid 20486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20485] <... close resumed>) = 0 [pid 20484] write(3, "1000", 4 [pid 20483] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20482] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20480] <... futex resumed>) = 0 [pid 20479] <... futex resumed>) = 0 [pid 20475] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20486] perf_event_open(NULL, -1, 0, -1, 0 [pid 20485] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20484] <... write resumed>) = 4 [pid 20483] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20482] <... futex resumed>) = ? [pid 20480] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20479] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20475] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20487 attached [pid 20486] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20485] <... futex resumed>) = 0 [pid 20484] close(3 [pid 20483] <... futex resumed>) = 0 [pid 20482] +++ exited with 0 +++ [pid 20479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20487] set_robust_list(0x5555558625e0, 24 [pid 20486] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20484] <... close resumed>) = 0 [pid 20483] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20479] exit_group(0 [pid 20475] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20487 [pid 20487] <... set_robust_list resumed>) = 0 [pid 20486] <... futex resumed>) = 1 [pid 20485] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20484] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20483] <... futex resumed>) = ? [pid 20480] <... futex resumed>) = 0 [pid 20479] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20486] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20485] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20484] <... futex resumed>) = 0 [pid 20483] +++ exited with 0 +++ [pid 20480] exit_group(0 [pid 20487] <... prctl resumed>) = 0 [pid 20485] <... mprotect resumed>) = 0 [pid 20484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20479] +++ exited with 0 +++ [pid 20480] <... exit_group resumed>) = ? [pid 20486] <... futex resumed>) = ? [pid 20487] setpgid(0, 0 [pid 20485] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20484] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20487] <... setpgid resumed>) = 0 [pid 20487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20485] <... clone resumed>, parent_tid=[20488], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20488 [pid 20487] <... openat resumed>) = 3 [pid 20486] +++ exited with 0 +++ [pid 20485] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20484] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20480] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20479, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20487] write(3, "1000", 4 [pid 20485] <... futex resumed>) = 0 [pid 20484] <... mprotect resumed>) = 0 [pid 20487] <... write resumed>) = 4 [pid 20485] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20484] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20489 attached ./strace-static-x86_64: Process 20490 attached ./strace-static-x86_64: Process 20488 attached [pid 20487] close(3 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20490] set_robust_list(0x5555558625e0, 24 [pid 20489] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20488] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20487] <... close resumed>) = 0 [pid 20484] <... clone resumed>, parent_tid=[20489], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20489 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20490 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20490] <... set_robust_list resumed>) = 0 [pid 20487] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20489] <... set_robust_list resumed>) = 0 [pid 20488] <... set_robust_list resumed>) = 0 [pid 20484] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20491 attached [pid 20490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20489] perf_event_open( [pid 20487] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20491] set_robust_list(0x5555558625e0, 24 [pid 20490] <... prctl resumed>) = 0 [pid 20489] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20488] perf_event_open( [pid 20487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20484] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20491 ./strace-static-x86_64: Process 20492 attached [pid 20491] <... set_robust_list resumed>) = 0 [pid 20490] setpgid(0, 0 [pid 20489] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20488] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20487] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20484] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20492] set_robust_list(0x5555558625e0, 24 [pid 20491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20490] <... setpgid resumed>) = 0 [pid 20489] <... futex resumed>) = 0 [pid 20487] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20492 [pid 20492] <... set_robust_list resumed>) = 0 [pid 20491] <... prctl resumed>) = 0 [pid 20490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20489] perf_event_open(NULL, -1, 0, -1, 0 [pid 20488] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20487] <... mprotect resumed>) = 0 [pid 20484] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20491] setpgid(0, 0 [pid 20490] <... openat resumed>) = 3 [pid 20489] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20488] <... futex resumed>) = 1 [pid 20487] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20485] <... futex resumed>) = 0 [pid 20484] <... futex resumed>) = 0 [pid 20492] <... prctl resumed>) = 0 [pid 20491] <... setpgid resumed>) = 0 [pid 20490] write(3, "1000", 4 [pid 20489] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20488] perf_event_open(NULL, -1, 0, -1, 0 [pid 20485] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20484] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20493 attached [pid 20492] setpgid(0, 0 [pid 20491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20490] <... write resumed>) = 4 [pid 20489] <... futex resumed>) = 0 [pid 20488] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20487] <... clone resumed>, parent_tid=[20493], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20493 [pid 20485] <... futex resumed>) = 0 [pid 20484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20493] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20492] <... setpgid resumed>) = 0 [pid 20491] <... openat resumed>) = 3 [pid 20490] close(3 [pid 20489] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20488] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20487] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20485] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20484] exit_group(0 [pid 20493] <... set_robust_list resumed>) = 0 [pid 20492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20491] write(3, "1000", 4 [pid 20490] <... close resumed>) = 0 [pid 20489] <... futex resumed>) = ? [pid 20488] <... futex resumed>) = 0 [pid 20487] <... futex resumed>) = 0 [pid 20485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20484] <... exit_group resumed>) = ? [pid 20492] <... openat resumed>) = 3 [pid 20491] <... write resumed>) = 4 [pid 20490] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20489] +++ exited with 0 +++ [pid 20488] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20487] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20485] exit_group(0 [pid 20492] write(3, "1000", 4 [pid 20491] close(3 [pid 20490] <... futex resumed>) = 0 [pid 20492] <... write resumed>) = 4 [pid 20491] <... close resumed>) = 0 [pid 20490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20488] <... futex resumed>) = ? [pid 20485] <... exit_group resumed>) = ? [pid 20484] +++ exited with 0 +++ [pid 20493] perf_event_open( [pid 20492] close(3 [pid 20491] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20490] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20488] +++ exited with 0 +++ [pid 20492] <... close resumed>) = 0 [pid 20491] <... futex resumed>) = 0 [pid 20490] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20492] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20490] <... mprotect resumed>) = 0 [pid 20493] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20485] +++ exited with 0 +++ [pid 20493] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20492] <... futex resumed>) = 0 [pid 20491] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20490] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20494 attached [pid 20493] <... futex resumed>) = 1 [pid 20492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20491] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20487] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20494] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20493] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20492] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20491] <... mprotect resumed>) = 0 [pid 20490] <... clone resumed>, parent_tid=[20494], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20494 [pid 20487] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20495 attached [pid 20494] <... set_robust_list resumed>) = 0 [pid 20493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20492] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20491] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20490] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20487] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20496 attached [pid 20494] perf_event_open( [pid 20493] perf_event_open(NULL, -1, 0, -1, 0 [pid 20492] <... mprotect resumed>) = 0 [pid 20490] <... futex resumed>) = 0 [pid 20487] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20495 [pid 20494] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20493] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20492] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20491] <... clone resumed>, parent_tid=[20496], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20496 [pid 20490] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20497 attached [pid 20496] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20495] set_robust_list(0x5555558625e0, 24 [pid 20494] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20493] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20491] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20498 attached [pid 20492] <... clone resumed>, parent_tid=[20497], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20497 [pid 20491] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20498 [pid 20498] set_robust_list(0x5555558625e0, 24 [pid 20496] <... set_robust_list resumed>) = 0 [pid 20495] <... set_robust_list resumed>) = 0 [pid 20494] <... futex resumed>) = 1 [pid 20493] <... futex resumed>) = 1 [pid 20492] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20491] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20490] <... futex resumed>) = 0 [pid 20487] <... futex resumed>) = 0 [pid 20497] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20498] <... set_robust_list resumed>) = 0 [pid 20492] <... futex resumed>) = 0 [pid 20490] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20494] perf_event_open(NULL, -1, 0, -1, 0 [pid 20493] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20492] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20490] <... futex resumed>) = 0 [pid 20496] perf_event_open( [pid 20487] exit_group(0 [pid 20498] <... prctl resumed>) = 0 [pid 20496] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20495] <... prctl resumed>) = 0 [pid 20494] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20493] <... futex resumed>) = ? [pid 20490] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20487] <... exit_group resumed>) = ? [pid 20498] setpgid(0, 0 [pid 20497] <... set_robust_list resumed>) = 0 [pid 20496] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20495] setpgid(0, 0 [pid 20494] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20493] +++ exited with 0 +++ [pid 20490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20498] <... setpgid resumed>) = 0 [pid 20496] <... futex resumed>) = 1 [pid 20495] <... setpgid resumed>) = 0 [pid 20494] <... futex resumed>) = 0 [pid 20491] <... futex resumed>) = 0 [pid 20490] exit_group(0 [pid 20487] +++ exited with 0 +++ [pid 20498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20496] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20491] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20490] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20497] perf_event_open( [pid 20498] <... openat resumed>) = 3 [pid 20496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20495] <... openat resumed>) = 3 [pid 20494] +++ exited with 0 +++ [pid 20491] <... futex resumed>) = 0 [pid 20498] write(3, "1000", 4 [pid 20497] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20496] perf_event_open(NULL, -1, 0, -1, 0 [pid 20495] write(3, "1000", 4 [pid 20491] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20490] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20498] <... write resumed>) = 4 [pid 20497] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20496] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20495] <... write resumed>) = 4 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20498] close(3 [pid 20497] <... futex resumed>) = 1 [pid 20496] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20495] close(3 [pid 20492] <... futex resumed>) = 0 [pid 20498] <... close resumed>) = 0 [pid 20497] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20496] <... futex resumed>) = 1 [pid 20495] <... close resumed>) = 0 [pid 20492] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20491] <... futex resumed>) = 0 [pid 20498] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20496] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20495] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20492] <... futex resumed>) = 0 [pid 20491] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20498] <... futex resumed>) = 0 [pid 20497] perf_event_open(NULL, -1, 0, -1, 0 [pid 20496] <... futex resumed>) = ? [pid 20495] <... futex resumed>) = 0 [pid 20492] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20491] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20499 attached [pid 20498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20497] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20496] +++ exited with 0 +++ [pid 20495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20499] set_robust_list(0x5555558625e0, 24 [pid 20498] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20497] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20499 [pid 20491] +++ exited with 0 +++ [pid 20499] <... set_robust_list resumed>) = 0 [pid 20498] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20497] <... futex resumed>) = 1 [pid 20495] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20492] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20498] <... mprotect resumed>) = 0 [pid 20497] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20495] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20492] exit_group(0./strace-static-x86_64: Process 20500 attached [pid 20499] <... prctl resumed>) = 0 [pid 20498] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20497] <... futex resumed>) = ? [pid 20495] <... mprotect resumed>) = 0 [pid 20492] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20501 attached [pid 20500] set_robust_list(0x5555558625e0, 24 [pid 20499] setpgid(0, 0 [pid 20497] +++ exited with 0 +++ [pid 20495] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20501] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20500] <... set_robust_list resumed>) = 0 [pid 20499] <... setpgid resumed>) = 0 [pid 20498] <... clone resumed>, parent_tid=[20501], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20501 [pid 20492] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20500 [pid 20499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20498] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20499] <... openat resumed>) = 3 [pid 20498] <... futex resumed>) = 0 [pid 20495] <... clone resumed>, parent_tid=[20502], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20502 ./strace-static-x86_64: Process 20502 attached [pid 20500] <... prctl resumed>) = 0 [pid 20499] write(3, "1000", 4 [pid 20498] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20495] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20501] <... set_robust_list resumed>) = 0 [pid 20500] setpgid(0, 0 [pid 20499] <... write resumed>) = 4 [pid 20495] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20502] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20501] perf_event_open( [pid 20500] <... setpgid resumed>) = 0 [pid 20499] close(3 [pid 20495] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20503 attached [pid 20499] <... close resumed>) = 0 [pid 20500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20503] set_robust_list(0x5555558625e0, 24 [pid 20502] <... set_robust_list resumed>) = 0 [pid 20501] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20500] <... openat resumed>) = 3 [pid 20499] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20503 [pid 20503] <... set_robust_list resumed>) = 0 [pid 20501] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20500] write(3, "1000", 4 [pid 20499] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20501] <... futex resumed>) = 1 [pid 20500] <... write resumed>) = 4 [pid 20499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20498] <... futex resumed>) = 0 [pid 20503] <... prctl resumed>) = 0 [pid 20502] perf_event_open( [pid 20501] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20500] close(3 [pid 20499] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20498] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20504 ./strace-static-x86_64: Process 20504 attached [pid 20503] setpgid(0, 0 [pid 20502] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20500] <... close resumed>) = 0 [pid 20499] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20498] <... futex resumed>) = 0 [pid 20503] <... setpgid resumed>) = 0 [pid 20502] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20501] perf_event_open(NULL, -1, 0, -1, 0 [pid 20500] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20499] <... mprotect resumed>) = 0 [pid 20498] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20504] set_robust_list(0x5555558625e0, 24 [pid 20503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20502] <... futex resumed>) = 1 [pid 20501] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20500] <... futex resumed>) = 0 [pid 20499] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20495] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20505 attached [pid 20504] <... set_robust_list resumed>) = 0 [pid 20503] <... openat resumed>) = 3 [pid 20502] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20501] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20495] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20503] write(3, "1000", 4 [pid 20502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20501] <... futex resumed>) = 1 [pid 20500] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20499] <... clone resumed>, parent_tid=[20505], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20505 [pid 20498] <... futex resumed>) = 0 [pid 20495] <... futex resumed>) = 0 [pid 20505] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20503] <... write resumed>) = 4 [pid 20502] perf_event_open(NULL, -1, 0, -1, 0 [pid 20501] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20500] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20499] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20498] exit_group(0 [pid 20495] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20505] <... set_robust_list resumed>) = 0 [pid 20504] <... prctl resumed>) = 0 [pid 20503] close(3 [pid 20502] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20501] <... futex resumed>) = ? [pid 20500] <... mprotect resumed>) = 0 [pid 20499] <... futex resumed>) = 0 [pid 20498] <... exit_group resumed>) = ? [pid 20505] perf_event_open( [pid 20504] setpgid(0, 0 [pid 20503] <... close resumed>) = 0 [pid 20502] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20501] +++ exited with 0 +++ [pid 20500] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20499] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20505] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20504] <... setpgid resumed>) = 0 [pid 20503] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20502] <... futex resumed>) = 1 [pid 20498] +++ exited with 0 +++ [pid 20495] <... futex resumed>) = 0 [pid 20505] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20503] <... futex resumed>) = 0 [pid 20502] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20500] <... clone resumed>, parent_tid=[20506], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20506 [pid 20504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20495] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20505] <... futex resumed>) = 1 [pid 20503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20502] <... futex resumed>) = ? [pid 20500] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20499] <... futex resumed>) = 0 [pid 20504] <... openat resumed>) = 3 [pid 20495] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20506 attached [pid 20505] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20504] write(3, "1000", 4 [pid 20503] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20502] +++ exited with 0 +++ [pid 20500] <... futex resumed>) = 0 [pid 20499] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20503] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20499] <... futex resumed>) = 0 [pid 20505] perf_event_open(NULL, -1, 0, -1, 0 [pid 20504] <... write resumed>) = 4 [pid 20506] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20503] <... mprotect resumed>) = 0 [pid 20500] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20499] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20495] +++ exited with 0 +++ [pid 20506] <... set_robust_list resumed>) = 0 [pid 20505] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20504] close(3 [pid 20503] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20505] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20504] <... close resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20507 attached [pid 20506] perf_event_open( [pid 20505] <... futex resumed>) = 1 [pid 20504] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20503] <... clone resumed>, parent_tid=[20507], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20507 [pid 20499] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20495, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 20508 attached [pid 20507] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20506] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20505] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20504] <... futex resumed>) = 0 [pid 20503] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20499] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20508] set_robust_list(0x5555558625e0, 24 [pid 20507] <... set_robust_list resumed>) = 0 [pid 20506] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20505] <... futex resumed>) = ? [pid 20504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20503] <... futex resumed>) = 0 [pid 20499] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20508 ./strace-static-x86_64: Process 20509 attached [pid 20508] <... set_robust_list resumed>) = 0 [pid 20507] perf_event_open( [pid 20506] <... futex resumed>) = 1 [pid 20505] +++ exited with 0 +++ [pid 20504] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20503] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20500] <... futex resumed>) = 0 [pid 20499] +++ exited with 0 +++ [pid 20508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20506] perf_event_open(NULL, -1, 0, -1, 0 [pid 20504] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20500] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20509 [pid 20508] <... prctl resumed>) = 0 [pid 20506] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20504] <... mprotect resumed>) = 0 [pid 20500] <... futex resumed>) = 0 [pid 20508] setpgid(0, 0 [pid 20506] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20508] <... setpgid resumed>) = 0 [pid 20506] <... futex resumed>) = 0 [pid 20504] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20500] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20506] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20508] <... openat resumed>) = 3 [pid 20507] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20504] <... clone resumed>, parent_tid=[20510], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20510 [pid 20500] exit_group(0./strace-static-x86_64: Process 20510 attached [pid 20509] set_robust_list(0x5555558625e0, 24 [pid 20508] write(3, "1000", 4 [pid 20507] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20506] <... futex resumed>) = ? [pid 20504] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20500] <... exit_group resumed>) = ? [pid 20508] <... write resumed>) = 4 [pid 20506] +++ exited with 0 +++ [pid 20504] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20508] close(3 [pid 20500] +++ exited with 0 +++ [pid 20504] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20507] <... futex resumed>) = 1 [pid 20503] <... futex resumed>) = 0 [pid 20508] <... close resumed>) = 0 [pid 20507] perf_event_open(NULL, -1, 0, -1, 0 [pid 20503] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20511 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20509] <... set_robust_list resumed>) = 0 [pid 20510] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20508] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20507] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20503] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20511 attached [pid 20509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20508] <... futex resumed>) = 0 [pid 20510] <... set_robust_list resumed>) = 0 [pid 20507] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20503] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20509] <... prctl resumed>) = 0 [pid 20508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20507] <... futex resumed>) = 0 [pid 20510] perf_event_open( [pid 20503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20511] set_robust_list(0x5555558625e0, 24 [pid 20510] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20509] setpgid(0, 0 [pid 20508] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20507] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20503] exit_group(0./strace-static-x86_64: Process 20512 attached [pid 20511] <... set_robust_list resumed>) = 0 [pid 20510] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20509] <... setpgid resumed>) = 0 [pid 20508] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20507] <... futex resumed>) = ? [pid 20503] <... exit_group resumed>) = ? [pid 20512] set_robust_list(0x5555558625e0, 24 [pid 20511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20510] <... futex resumed>) = 1 [pid 20509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20508] <... mprotect resumed>) = 0 [pid 20507] +++ exited with 0 +++ [pid 20504] <... futex resumed>) = 0 [pid 20512] <... set_robust_list resumed>) = 0 [pid 20510] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20509] <... openat resumed>) = 3 [pid 20508] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20504] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20503] +++ exited with 0 +++ [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20512 ./strace-static-x86_64: Process 20513 attached [pid 20512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20511] <... prctl resumed>) = 0 [pid 20510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20509] write(3, "1000", 4 [pid 20504] <... futex resumed>) = 0 [pid 20512] <... prctl resumed>) = 0 [pid 20511] setpgid(0, 0 [pid 20510] perf_event_open(NULL, -1, 0, -1, 0 [pid 20509] <... write resumed>) = 4 [pid 20508] <... clone resumed>, parent_tid=[20513], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20513 [pid 20504] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20512] setpgid(0, 0 [pid 20511] <... setpgid resumed>) = 0 [pid 20510] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20509] close(3 [pid 20508] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20513] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20512] <... setpgid resumed>) = 0 [pid 20511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20510] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20509] <... close resumed>) = 0 [pid 20508] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20514 attached [pid 20512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20510] <... futex resumed>) = 1 [pid 20509] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20508] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20504] <... futex resumed>) = 0 [pid 20514] set_robust_list(0x5555558625e0, 24 [pid 20512] <... openat resumed>) = 3 [pid 20511] <... openat resumed>) = 3 [pid 20510] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20509] <... futex resumed>) = 0 [pid 20504] exit_group(0 [pid 20513] <... set_robust_list resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20514 [pid 20514] <... set_robust_list resumed>) = 0 [pid 20512] write(3, "1000", 4 [pid 20511] write(3, "1000", 4 [pid 20510] <... futex resumed>) = ? [pid 20509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20504] <... exit_group resumed>) = ? [pid 20514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20512] <... write resumed>) = 4 [pid 20511] <... write resumed>) = 4 [pid 20510] +++ exited with 0 +++ [pid 20509] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20514] <... prctl resumed>) = 0 [pid 20514] setpgid(0, 0) = 0 [pid 20514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20512] close(3 [pid 20511] close(3 [pid 20509] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20504] +++ exited with 0 +++ [pid 20514] <... openat resumed>) = 3 [pid 20513] perf_event_open( [pid 20512] <... close resumed>) = 0 [pid 20511] <... close resumed>) = 0 [pid 20509] <... mprotect resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20514] write(3, "1000", 4 [pid 20512] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20511] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20509] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20514] <... write resumed>) = 4 [pid 20513] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20512] <... futex resumed>) = 0 [pid 20511] <... futex resumed>) = 0 [pid 20514] close(3 [pid 20513] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20509] <... clone resumed>, parent_tid=[20515], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20515 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20515 attached [pid 20514] <... close resumed>) = 0 [pid 20513] <... futex resumed>) = 1 [pid 20512] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20511] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20509] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20516 attached [pid 20515] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20514] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20513] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20512] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20511] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20509] <... futex resumed>) = 0 [pid 20508] <... futex resumed>) = 0 [pid 20516] set_robust_list(0x5555558625e0, 24 [pid 20515] <... set_robust_list resumed>) = 0 [pid 20514] <... futex resumed>) = 0 [pid 20512] <... mprotect resumed>) = 0 [pid 20511] <... mprotect resumed>) = 0 [pid 20508] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20509] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20516 [pid 20516] <... set_robust_list resumed>) = 0 [pid 20514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20513] <... futex resumed>) = 0 [pid 20512] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20508] <... futex resumed>) = 1 [pid 20511] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20514] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20513] perf_event_open(NULL, -1, 0, -1, 0 [pid 20508] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20518 attached [pid 20516] <... prctl resumed>) = 0 [pid 20515] perf_event_open( [pid 20514] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20513] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20512] <... clone resumed>, parent_tid=[20517], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20517 [pid 20511] <... clone resumed>, parent_tid=[20518], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20518 ./strace-static-x86_64: Process 20517 attached [pid 20516] setpgid(0, 0 [pid 20515] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20514] <... mprotect resumed>) = 0 [pid 20513] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20512] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20511] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20518] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20516] <... setpgid resumed>) = 0 [pid 20515] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20517] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20514] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20513] <... futex resumed>) = 1 [pid 20512] <... futex resumed>) = 0 [pid 20511] <... futex resumed>) = 0 [pid 20508] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20519 attached [pid 20518] <... set_robust_list resumed>) = 0 [pid 20517] <... set_robust_list resumed>) = 0 [pid 20516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20515] <... futex resumed>) = 1 [pid 20513] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20512] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20511] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20509] <... futex resumed>) = 0 [pid 20508] exit_group(0 [pid 20518] perf_event_open( [pid 20517] perf_event_open( [pid 20516] <... openat resumed>) = 3 [pid 20515] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20514] <... clone resumed>, parent_tid=[20519], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20519 [pid 20513] <... futex resumed>) = ? [pid 20509] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20508] <... exit_group resumed>) = ? [pid 20519] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20518] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20517] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20516] write(3, "1000", 4 [pid 20515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20514] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20513] +++ exited with 0 +++ [pid 20509] <... futex resumed>) = 0 [pid 20519] <... set_robust_list resumed>) = 0 [pid 20518] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20517] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20516] <... write resumed>) = 4 [pid 20515] perf_event_open(NULL, -1, 0, -1, 0 [pid 20514] <... futex resumed>) = 0 [pid 20509] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20508] +++ exited with 0 +++ [pid 20518] <... futex resumed>) = 1 [pid 20517] <... futex resumed>) = 1 [pid 20516] close(3 [pid 20515] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20514] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20512] <... futex resumed>) = 0 [pid 20511] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20518] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20517] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20516] <... close resumed>) = 0 [pid 20515] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20512] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20511] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20519] perf_event_open( [pid 20518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20516] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20515] <... futex resumed>) = 1 [pid 20512] <... futex resumed>) = 0 [pid 20511] <... futex resumed>) = 0 [pid 20509] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20519] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20518] perf_event_open(NULL, -1, 0, -1, 0 [pid 20517] perf_event_open(NULL, -1, 0, -1, 0 [pid 20516] <... futex resumed>) = 0 [pid 20515] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20512] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20511] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20509] exit_group(0 [pid 20519] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20518] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20517] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20515] <... futex resumed>) = ? [pid 20509] <... exit_group resumed>) = ? [pid 20519] <... futex resumed>) = 1 [pid 20518] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20517] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20516] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20515] +++ exited with 0 +++ [pid 20514] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20519] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20518] <... futex resumed>) = 1 [pid 20517] <... futex resumed>) = 1 [pid 20516] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20514] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20512] <... futex resumed>) = 0 [pid 20511] <... futex resumed>) = 0 [pid 20509] +++ exited with 0 +++ [pid 20519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20518] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20517] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20516] <... mprotect resumed>) = 0 [pid 20514] <... futex resumed>) = 0 [pid 20512] exit_group(0 [pid 20511] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20520 ./strace-static-x86_64: Process 20520 attached [pid 20519] perf_event_open(NULL, -1, 0, -1, 0 [pid 20518] <... futex resumed>) = ? [pid 20517] <... futex resumed>) = ? [pid 20516] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20514] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20512] <... exit_group resumed>) = ? [pid 20511] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20519] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20518] +++ exited with 0 +++ [pid 20517] +++ exited with 0 +++ [pid 20519] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20516] <... clone resumed>, parent_tid=[20521], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20521 [pid 20519] <... futex resumed>) = 1 [pid 20516] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20514] <... futex resumed>) = 0 [pid 20519] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20516] <... futex resumed>) = 0 [pid 20514] exit_group(0 [pid 20512] +++ exited with 0 +++ [pid 20519] <... futex resumed>) = ? [pid 20516] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20514] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20521 attached [pid 20520] set_robust_list(0x5555558625e0, 24 [pid 20519] +++ exited with 0 +++ [pid 20514] +++ exited with 0 +++ [pid 20511] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20521] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20520] <... set_robust_list resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20522 attached [pid 20521] <... set_robust_list resumed>) = 0 [pid 20520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20522] set_robust_list(0x5555558625e0, 24 [pid 20520] <... prctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20522 [pid 20522] <... set_robust_list resumed>) = 0 [pid 20521] perf_event_open( [pid 20520] setpgid(0, 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20520] <... setpgid resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20524 attached [pid 20522] <... prctl resumed>) = 0 [pid 20521] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20522] setpgid(0, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20524 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20523 attached ./strace-static-x86_64: Process 20525 attached [pid 20524] set_robust_list(0x5555558625e0, 24 [pid 20522] <... setpgid resumed>) = 0 [pid 20521] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20520] <... openat resumed>) = 3 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20523 [pid 20525] set_robust_list(0x5555558625e0, 24 [pid 20524] <... set_robust_list resumed>) = 0 [pid 20522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20521] <... futex resumed>) = 1 [pid 20520] write(3, "1000", 4 [pid 20516] <... futex resumed>) = 0 [pid 20523] set_robust_list(0x5555558625e0, 24 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20525 [pid 20525] <... set_robust_list resumed>) = 0 [pid 20522] <... openat resumed>) = 3 [pid 20521] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20520] <... write resumed>) = 4 [pid 20516] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20523] <... set_robust_list resumed>) = 0 [pid 20522] write(3, "1000", 4 [pid 20521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20520] close(3 [pid 20516] <... futex resumed>) = 0 [pid 20525] <... prctl resumed>) = 0 [pid 20522] <... write resumed>) = 4 [pid 20521] perf_event_open(NULL, -1, 0, -1, 0 [pid 20520] <... close resumed>) = 0 [pid 20524] <... prctl resumed>) = 0 [pid 20516] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20525] setpgid(0, 0 [pid 20522] close(3 [pid 20521] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20520] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20525] <... setpgid resumed>) = 0 [pid 20524] setpgid(0, 0 [pid 20522] <... close resumed>) = 0 [pid 20521] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20520] <... futex resumed>) = 0 [pid 20525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20524] <... setpgid resumed>) = 0 [pid 20523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20522] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20521] <... futex resumed>) = 1 [pid 20520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20516] <... futex resumed>) = 0 [pid 20525] <... openat resumed>) = 3 [pid 20524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20523] <... prctl resumed>) = 0 [pid 20522] <... futex resumed>) = 0 [pid 20521] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20520] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20516] exit_group(0 [pid 20525] write(3, "1000", 4 [pid 20524] <... openat resumed>) = 3 [pid 20523] setpgid(0, 0 [pid 20522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20521] <... futex resumed>) = ? [pid 20520] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20516] <... exit_group resumed>) = ? [pid 20525] <... write resumed>) = 4 [pid 20524] write(3, "1000", 4 [pid 20523] <... setpgid resumed>) = 0 [pid 20522] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20521] +++ exited with 0 +++ [pid 20520] <... mprotect resumed>) = 0 [pid 20525] close(3 [pid 20524] <... write resumed>) = 4 [pid 20523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20522] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20516] +++ exited with 0 +++ [pid 20525] <... close resumed>) = 0 [pid 20524] close(3 [pid 20523] <... openat resumed>) = 3 [pid 20522] <... mprotect resumed>) = 0 [pid 20520] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20525] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20524] <... close resumed>) = 0 [pid 20523] write(3, "1000", 4 [pid 20522] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20527 attached ./strace-static-x86_64: Process 20526 attached [pid 20525] <... futex resumed>) = 0 [pid 20524] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20523] <... write resumed>) = 4 [pid 20520] <... clone resumed>, parent_tid=[20526], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20526 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20527] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20526] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20524] <... futex resumed>) = 0 [pid 20523] close(3 [pid 20522] <... clone resumed>, parent_tid=[20527], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20527 [pid 20520] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20525] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20522] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20525] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20523] <... close resumed>) = 0 [pid 20524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20522] <... futex resumed>) = 0 [pid 20520] <... futex resumed>) = 0 [pid 20526] <... set_robust_list resumed>) = 0 [pid 20527] <... set_robust_list resumed>) = 0 [pid 20525] <... mprotect resumed>) = 0 [pid 20524] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20523] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20522] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20520] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20526] perf_event_open(./strace-static-x86_64: Process 20528 attached [pid 20527] perf_event_open( [pid 20525] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20524] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20523] <... futex resumed>) = 0 [pid 20528] set_robust_list(0x5555558625e0, 24 [pid 20526] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20524] <... mprotect resumed>) = 0 [pid 20523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20528 [pid 20528] <... set_robust_list resumed>) = 0 [pid 20526] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20525] <... clone resumed>, parent_tid=[20529], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20529 [pid 20524] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20523] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20526] <... futex resumed>) = 1 [pid 20525] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20523] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20520] <... futex resumed>) = 0 [pid 20528] <... prctl resumed>) = 0 [pid 20527] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20526] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20525] <... futex resumed>) = 0 [pid 20524] <... clone resumed>, parent_tid=[20530], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20530 [pid 20523] <... mprotect resumed>) = 0 [pid 20520] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20529 attached [pid 20528] setpgid(0, 0 [pid 20526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20525] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20524] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20529] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20528] <... setpgid resumed>) = 0 [pid 20526] perf_event_open(NULL, -1, 0, -1, 0 [pid 20524] <... futex resumed>) = 0 [pid 20523] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20520] <... futex resumed>) = 0 [pid 20527] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20530 attached [pid 20529] <... set_robust_list resumed>) = 0 [pid 20528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20526] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20524] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20520] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20531 attached [pid 20530] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20529] perf_event_open( [pid 20528] <... openat resumed>) = 3 [pid 20527] <... futex resumed>) = 1 [pid 20526] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20523] <... clone resumed>, parent_tid=[20531], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20531 [pid 20522] <... futex resumed>) = 0 [pid 20520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20530] <... set_robust_list resumed>) = 0 [pid 20529] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20528] write(3, "1000", 4 [pid 20527] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20526] <... futex resumed>) = 0 [pid 20523] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20522] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20520] exit_group(0 [pid 20530] perf_event_open( [pid 20529] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20528] <... write resumed>) = 4 [pid 20527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20523] <... futex resumed>) = 0 [pid 20522] <... futex resumed>) = 0 [pid 20531] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20520] <... exit_group resumed>) = ? [pid 20530] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20529] <... futex resumed>) = 1 [pid 20528] close(3 [pid 20527] perf_event_open(NULL, -1, 0, -1, 0 [pid 20526] +++ exited with 0 +++ [pid 20525] <... futex resumed>) = 0 [pid 20523] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20522] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20529] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20528] <... close resumed>) = 0 [pid 20525] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20520] +++ exited with 0 +++ [pid 20527] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20530] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20531] <... set_robust_list resumed>) = 0 [pid 20530] <... futex resumed>) = 1 [pid 20529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20528] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20527] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20525] <... futex resumed>) = 0 [pid 20524] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20531] perf_event_open( [pid 20530] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20529] perf_event_open(NULL, -1, 0, -1, 0 [pid 20528] <... futex resumed>) = 0 [pid 20527] <... futex resumed>) = 1 [pid 20525] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20524] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20522] <... futex resumed>) = 0 [pid 20531] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20529] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20527] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20524] <... futex resumed>) = 0 [pid 20522] exit_group(0 [pid 20531] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20530] perf_event_open(NULL, -1, 0, -1, 0 [pid 20529] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20528] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20527] <... futex resumed>) = ? [pid 20524] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20522] <... exit_group resumed>) = ? [pid 20531] <... futex resumed>) = 1 [pid 20530] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20529] <... futex resumed>) = 1 [pid 20528] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20527] +++ exited with 0 +++ [pid 20525] <... futex resumed>) = 0 [pid 20523] <... futex resumed>) = 0 [pid 20531] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20530] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20529] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20528] <... mprotect resumed>) = 0 [pid 20525] exit_group(0 [pid 20523] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20522] +++ exited with 0 +++ [pid 20531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20530] <... futex resumed>) = 1 [pid 20529] <... futex resumed>) = ? [pid 20528] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20525] <... exit_group resumed>) = ? [pid 20524] <... futex resumed>) = 0 [pid 20523] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20531] perf_event_open(NULL, -1, 0, -1, 0 [pid 20530] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20529] +++ exited with 0 +++ [pid 20524] exit_group(0 [pid 20523] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20532 attached [pid 20531] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20530] <... futex resumed>) = ? [pid 20525] +++ exited with 0 +++ [pid 20524] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20532] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20531] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20530] +++ exited with 0 +++ [pid 20528] <... clone resumed>, parent_tid=[20532], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20532 [pid 20524] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20532] <... set_robust_list resumed>) = 0 [pid 20531] <... futex resumed>) = 1 [pid 20528] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20523] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20533 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20533 attached [pid 20532] perf_event_open( [pid 20531] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20528] <... futex resumed>) = 0 [pid 20523] exit_group(0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20532] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20531] <... futex resumed>) = ? [pid 20528] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20523] <... exit_group resumed>) = ? [pid 20532] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20531] +++ exited with 0 +++ [pid 20528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20532] <... futex resumed>) = 0 [pid 20528] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20523] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20535 attached ./strace-static-x86_64: Process 20534 attached ./strace-static-x86_64: Process 20536 attached [pid 20533] set_robust_list(0x5555558625e0, 24 [pid 20532] perf_event_open(NULL, -1, 0, -1, 0 [pid 20528] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20534 [pid 20536] set_robust_list(0x5555558625e0, 24 [pid 20534] set_robust_list(0x5555558625e0, 24 [pid 20532] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20528] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20535 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20536 [pid 20536] <... set_robust_list resumed>) = 0 [pid 20532] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20532] <... futex resumed>) = 0 [pid 20533] <... set_robust_list resumed>) = 0 [pid 20528] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20534] <... set_robust_list resumed>) = 0 [pid 20535] set_robust_list(0x5555558625e0, 24 [pid 20536] <... prctl resumed>) = 0 [pid 20533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20528] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20537 attached [pid 20536] setpgid(0, 0 [pid 20535] <... set_robust_list resumed>) = 0 [pid 20534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20533] <... prctl resumed>) = 0 [pid 20532] +++ exited with 0 +++ [pid 20528] +++ exited with 0 +++ [pid 20536] <... setpgid resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20534] <... prctl resumed>) = 0 [pid 20533] setpgid(0, 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20537 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20537] set_robust_list(0x5555558625e0, 24 [pid 20536] <... openat resumed>) = 3 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20536] write(3, "1000", 4) = 4 [pid 20534] setpgid(0, 0 [pid 20533] <... setpgid resumed>) = 0 [pid 20535] <... prctl resumed>) = 0 [pid 20537] <... set_robust_list resumed>) = 0 [pid 20536] close(3 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20536] <... close resumed>) = 0 [pid 20535] setpgid(0, 0 [pid 20534] <... setpgid resumed>) = 0 [pid 20533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20537] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 20538 attached [pid 20536] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20538 [pid 20536] <... futex resumed>) = 0 [pid 20536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20535] <... setpgid resumed>) = 0 [pid 20536] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20533] <... openat resumed>) = 3 [pid 20536] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20536] <... mprotect resumed>) = 0 [pid 20536] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20539], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20539 [pid 20536] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20535] <... openat resumed>) = 3 [pid 20534] <... openat resumed>) = 3 [pid 20533] write(3, "1000", 4 [pid 20537] <... prctl resumed>) = 0 [pid 20536] <... futex resumed>) = 0 [pid 20535] write(3, "1000", 4 [pid 20534] write(3, "1000", 4 [pid 20533] <... write resumed>) = 4 [pid 20537] setpgid(0, 0 [pid 20536] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20535] <... write resumed>) = 4 [pid 20533] close(3 [pid 20534] <... write resumed>) = 4 [pid 20537] <... setpgid resumed>) = 0 [pid 20535] close(3 [pid 20534] close(3 [pid 20533] <... close resumed>) = 0 [pid 20535] <... close resumed>) = 0 [pid 20534] <... close resumed>) = 0 [pid 20533] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20535] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20534] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20533] <... futex resumed>) = 0 [pid 20535] <... futex resumed>) = 0 [pid 20534] <... futex resumed>) = 0 [pid 20533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20537] <... openat resumed>) = 3 [pid 20535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 20539 attached [pid 20533] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20539] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20534] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20533] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20539] <... set_robust_list resumed>) = 0 [pid 20537] write(3, "1000", 4 [pid 20535] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20534] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20533] <... mprotect resumed>) = 0 [pid 20539] perf_event_open( [pid 20537] <... write resumed>) = 4 [pid 20535] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20534] <... mprotect resumed>) = 0 [pid 20539] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20537] close(3 [pid 20535] <... mprotect resumed>) = 0 [pid 20533] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20534] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20539] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20537] <... close resumed>) = 0 [pid 20535] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20539] <... futex resumed>) = 1 [pid 20536] <... futex resumed>) = 0 [pid 20533] <... clone resumed>, parent_tid=[20540], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20540 [pid 20537] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20539] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20537] <... futex resumed>) = 0 [pid 20536] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20535] <... clone resumed>, parent_tid=[20542], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20542 [pid 20534] <... clone resumed>, parent_tid=[20541], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20541 [pid 20533] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20536] <... futex resumed>) = 0 [pid 20535] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20534] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20533] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20542 attached [pid 20539] perf_event_open(NULL, -1, 0, -1, 0 [pid 20537] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20536] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20535] <... futex resumed>) = 0 [pid 20534] <... futex resumed>) = 0 [pid 20533] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20541 attached ./strace-static-x86_64: Process 20540 attached [pid 20542] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20539] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20538] set_robust_list(0x5555558625e0, 24 [pid 20537] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20535] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20534] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20542] <... set_robust_list resumed>) = 0 [pid 20541] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20540] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20539] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20537] <... mprotect resumed>) = 0 [pid 20538] <... set_robust_list resumed>) = 0 [pid 20542] perf_event_open( [pid 20541] <... set_robust_list resumed>) = 0 [pid 20540] <... set_robust_list resumed>) = 0 [pid 20539] <... futex resumed>) = 1 [pid 20537] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20536] <... futex resumed>) = 0 [pid 20542] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20541] perf_event_open( [pid 20540] perf_event_open( [pid 20539] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20536] exit_group(0 [pid 20542] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20541] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20540] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20539] <... futex resumed>) = ? [pid 20538] <... prctl resumed>) = 0 [pid 20537] <... clone resumed>, parent_tid=[20543], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20543 [pid 20536] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20543 attached [pid 20542] <... futex resumed>) = 1 [pid 20541] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20540] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20539] +++ exited with 0 +++ [pid 20538] setpgid(0, 0 [pid 20537] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20535] <... futex resumed>) = 0 [pid 20538] <... setpgid resumed>) = 0 [pid 20537] <... futex resumed>) = 0 [pid 20536] +++ exited with 0 +++ [pid 20535] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20543] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20542] perf_event_open(NULL, -1, 0, -1, 0 [pid 20541] <... futex resumed>) = 1 [pid 20540] <... futex resumed>) = 1 [pid 20538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20537] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20535] <... futex resumed>) = 0 [pid 20534] <... futex resumed>) = 0 [pid 20533] <... futex resumed>) = 0 [pid 20542] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20541] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20540] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20535] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20534] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20533] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20538] <... openat resumed>) = 3 [pid 20543] <... set_robust_list resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20543] perf_event_open( [pid 20542] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20538] write(3, "1000", 4 [pid 20535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20534] <... futex resumed>) = 0 [pid 20533] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20543] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20542] <... futex resumed>) = 0 [pid 20541] perf_event_open(NULL, -1, 0, -1, 0 [pid 20540] perf_event_open(NULL, -1, 0, -1, 0 [pid 20538] <... write resumed>) = 4 [pid 20535] exit_group(0 [pid 20534] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20533] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20544 attached [pid 20543] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20541] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20540] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20538] close(3 [pid 20535] <... exit_group resumed>) = ? [pid 20544] set_robust_list(0x5555558625e0, 24 [pid 20543] <... futex resumed>) = 1 [pid 20542] +++ exited with 0 +++ [pid 20541] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20540] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20538] <... close resumed>) = 0 [pid 20537] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20544 [pid 20544] <... set_robust_list resumed>) = 0 [pid 20543] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20541] <... futex resumed>) = 1 [pid 20540] <... futex resumed>) = 1 [pid 20534] <... futex resumed>) = 0 [pid 20544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20541] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20540] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20538] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20537] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20535] +++ exited with 0 +++ [pid 20534] exit_group(0 [pid 20533] <... futex resumed>) = 0 [pid 20544] <... prctl resumed>) = 0 [pid 20543] <... futex resumed>) = 0 [pid 20541] <... futex resumed>) = ? [pid 20538] <... futex resumed>) = 0 [pid 20537] <... futex resumed>) = 1 [pid 20534] <... exit_group resumed>) = ? [pid 20533] exit_group(0 [pid 20544] setpgid(0, 0 [pid 20543] perf_event_open(NULL, -1, 0, -1, 0 [pid 20541] +++ exited with 0 +++ [pid 20538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20537] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20533] <... exit_group resumed>) = ? [pid 20544] <... setpgid resumed>) = 0 [pid 20543] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20540] <... futex resumed>) = ? [pid 20538] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20534] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20543] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20538] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20540] +++ exited with 0 +++ [pid 20538] <... mprotect resumed>) = 0 [pid 20533] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20543] <... futex resumed>) = 1 [pid 20537] <... futex resumed>) = 0 [pid 20544] <... openat resumed>) = 3 [pid 20538] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20545 attached [pid 20544] write(3, "1000", 4 [pid 20543] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20537] exit_group(0 [pid 20545] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20544] <... write resumed>) = 4 [pid 20543] <... futex resumed>) = ? [pid 20537] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20546 ./strace-static-x86_64: Process 20547 attached ./strace-static-x86_64: Process 20546 attached [pid 20545] <... set_robust_list resumed>) = 0 [pid 20544] close(3 [pid 20543] +++ exited with 0 +++ [pid 20538] <... clone resumed>, parent_tid=[20545], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20545 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20547 [pid 20547] set_robust_list(0x5555558625e0, 24 [pid 20546] set_robust_list(0x5555558625e0, 24 [pid 20545] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20544] <... close resumed>) = 0 [pid 20538] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20537] +++ exited with 0 +++ [pid 20547] <... set_robust_list resumed>) = 0 [pid 20546] <... set_robust_list resumed>) = 0 [pid 20545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20544] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20538] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20545] perf_event_open( [pid 20544] <... futex resumed>) = 0 [pid 20538] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20547] <... prctl resumed>) = 0 [pid 20546] <... prctl resumed>) = 0 [pid 20545] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20547] setpgid(0, 0 [pid 20546] setpgid(0, 0 [pid 20545] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20544] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 20548 attached [pid 20547] <... setpgid resumed>) = 0 [pid 20546] <... setpgid resumed>) = 0 [pid 20545] <... futex resumed>) = 1 [pid 20544] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20538] <... futex resumed>) = 0 [pid 20548] set_robust_list(0x5555558625e0, 24 [pid 20547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20545] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20544] <... mprotect resumed>) = 0 [pid 20538] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20548 [pid 20548] <... set_robust_list resumed>) = 0 [pid 20547] <... openat resumed>) = 3 [pid 20546] <... openat resumed>) = 3 [pid 20545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20544] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20538] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20547] write(3, "1000", 4 [pid 20546] write(3, "1000", 4 [pid 20545] perf_event_open(NULL, -1, 0, -1, 0 [pid 20538] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20548] <... prctl resumed>) = 0 [pid 20547] <... write resumed>) = 4 [pid 20545] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20544] <... clone resumed>, parent_tid=[20549], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20549 [pid 20548] setpgid(0, 0 [pid 20547] close(3 [pid 20546] <... write resumed>) = 4 [pid 20545] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20544] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20550 ./strace-static-x86_64: Process 20549 attached [pid 20548] <... setpgid resumed>) = 0 [pid 20547] <... close resumed>) = 0 [pid 20546] close(3 [pid 20545] <... futex resumed>) = 1 [pid 20544] <... futex resumed>) = 0 [pid 20538] <... futex resumed>) = 0 [pid 20548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20547] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20546] <... close resumed>) = 0 [pid 20545] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20544] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20538] exit_group(0./strace-static-x86_64: Process 20550 attached [pid 20548] <... openat resumed>) = 3 [pid 20547] <... futex resumed>) = 0 [pid 20546] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20545] <... futex resumed>) = ? [pid 20538] <... exit_group resumed>) = ? [pid 20550] set_robust_list(0x5555558625e0, 24 [pid 20548] write(3, "1000", 4 [pid 20547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20546] <... futex resumed>) = 0 [pid 20545] +++ exited with 0 +++ [pid 20550] <... set_robust_list resumed>) = 0 [pid 20548] <... write resumed>) = 4 [pid 20547] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20548] close(3 [pid 20547] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20538] +++ exited with 0 +++ [pid 20546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20550] <... prctl resumed>) = 0 [pid 20548] <... close resumed>) = 0 [pid 20547] <... mprotect resumed>) = 0 [pid 20549] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20546] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20550] setpgid(0, 0 [pid 20549] <... set_robust_list resumed>) = 0 [pid 20548] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20547] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20546] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20550] <... setpgid resumed>) = 0 [pid 20548] <... futex resumed>) = 0 [pid 20546] <... mprotect resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20549] perf_event_open( [pid 20548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20547] <... clone resumed>, parent_tid=[20551], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20551 [pid 20546] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20551 attached [pid 20550] <... openat resumed>) = 3 [pid 20549] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20548] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20547] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20550] write(3, "1000", 4 [pid 20549] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20548] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20547] <... futex resumed>) = 0 [pid 20546] <... clone resumed>, parent_tid=[20552], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20552 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20552 attached [pid 20551] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20550] <... write resumed>) = 4 [pid 20549] <... futex resumed>) = 1 [pid 20548] <... mprotect resumed>) = 0 [pid 20547] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20546] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20544] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20553 attached [pid 20551] <... set_robust_list resumed>) = 0 [pid 20550] close(3 [pid 20549] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20548] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20546] <... futex resumed>) = 0 [pid 20544] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20553] set_robust_list(0x5555558625e0, 24 [pid 20551] perf_event_open( [pid 20550] <... close resumed>) = 0 [pid 20549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20546] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20544] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20553 [pid 20553] <... set_robust_list resumed>) = 0 [pid 20552] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20550] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20548] <... clone resumed>, parent_tid=[20554], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20554 [pid 20544] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20551] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20550] <... futex resumed>) = 0 [pid 20549] perf_event_open(NULL, -1, 0, -1, 0 [pid 20548] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20553] <... prctl resumed>) = 0 [pid 20551] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20549] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20548] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20554 attached [pid 20553] setpgid(0, 0 [pid 20552] <... set_robust_list resumed>) = 0 [pid 20551] <... futex resumed>) = 1 [pid 20550] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20549] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20548] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20547] <... futex resumed>) = 0 [pid 20553] <... setpgid resumed>) = 0 [pid 20552] perf_event_open( [pid 20551] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20550] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20549] <... futex resumed>) = 1 [pid 20547] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20544] <... futex resumed>) = 0 [pid 20554] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20552] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20550] <... mprotect resumed>) = 0 [pid 20549] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20547] <... futex resumed>) = 0 [pid 20544] exit_group(0 [pid 20554] <... set_robust_list resumed>) = 0 [pid 20553] <... openat resumed>) = 3 [pid 20552] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20551] perf_event_open(NULL, -1, 0, -1, 0 [pid 20550] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20549] <... futex resumed>) = ? [pid 20547] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20544] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20555 attached [pid 20554] perf_event_open( [pid 20553] write(3, "1000", 4 [pid 20552] <... futex resumed>) = 1 [pid 20551] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20549] +++ exited with 0 +++ [pid 20546] <... futex resumed>) = 0 [pid 20555] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20554] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20553] <... write resumed>) = 4 [pid 20552] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20551] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20550] <... clone resumed>, parent_tid=[20555], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20555 [pid 20546] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20544] +++ exited with 0 +++ [pid 20554] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20555] <... set_robust_list resumed>) = 0 [pid 20553] close(3 [pid 20552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20551] <... futex resumed>) = 1 [pid 20550] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20547] <... futex resumed>) = 0 [pid 20546] <... futex resumed>) = 0 [pid 20554] <... futex resumed>) = 1 [pid 20553] <... close resumed>) = 0 [pid 20552] perf_event_open(NULL, -1, 0, -1, 0 [pid 20551] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20550] <... futex resumed>) = 0 [pid 20548] <... futex resumed>) = 0 [pid 20547] exit_group(0 [pid 20546] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20554] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20553] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20552] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20551] <... futex resumed>) = ? [pid 20550] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20548] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20547] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20555] perf_event_open( [pid 20554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20553] <... futex resumed>) = 0 [pid 20552] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20551] +++ exited with 0 +++ [pid 20548] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20556 attached [pid 20555] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20554] perf_event_open(NULL, -1, 0, -1, 0 [pid 20553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20552] <... futex resumed>) = 1 [pid 20548] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20547] +++ exited with 0 +++ [pid 20546] <... futex resumed>) = 0 [pid 20556] set_robust_list(0x5555558625e0, 24 [pid 20555] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20554] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20553] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20552] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20546] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20556 [pid 20556] <... set_robust_list resumed>) = 0 [pid 20555] <... futex resumed>) = 1 [pid 20554] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20553] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20552] <... futex resumed>) = ? [pid 20550] <... futex resumed>) = 0 [pid 20546] <... exit_group resumed>) = ? [pid 20556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20555] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20554] <... futex resumed>) = 1 [pid 20553] <... mprotect resumed>) = 0 [pid 20552] +++ exited with 0 +++ [pid 20550] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20548] <... futex resumed>) = 0 [pid 20556] <... prctl resumed>) = 0 [pid 20555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20554] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20553] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20550] <... futex resumed>) = 0 [pid 20548] exit_group(0 [pid 20546] +++ exited with 0 +++ ./strace-static-x86_64: Process 20557 attached [pid 20556] setpgid(0, 0 [pid 20555] perf_event_open(NULL, -1, 0, -1, 0 [pid 20554] <... futex resumed>) = ? [pid 20550] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20548] <... exit_group resumed>) = ? [pid 20557] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20556] <... setpgid resumed>) = 0 [pid 20555] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20554] +++ exited with 0 +++ [pid 20553] <... clone resumed>, parent_tid=[20557], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20557 [pid 20557] <... set_robust_list resumed>) = 0 [pid 20556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20555] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20553] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20548] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20556] <... openat resumed>) = 3 [pid 20555] <... futex resumed>) = 1 [pid 20553] <... futex resumed>) = 0 [pid 20550] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20556] write(3, "1000", 4 [pid 20555] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20553] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20550] exit_group(0 [pid 20556] <... write resumed>) = 4 [pid 20555] <... futex resumed>) = ? [pid 20550] <... exit_group resumed>) = ? [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20559 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20558 ./strace-static-x86_64: Process 20558 attached ./strace-static-x86_64: Process 20559 attached [pid 20557] perf_event_open( [pid 20556] close(3 [pid 20555] +++ exited with 0 +++ [pid 20550] +++ exited with 0 +++ [pid 20556] <... close resumed>) = 0 [pid 20557] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20557] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20556] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20550, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20557] <... futex resumed>) = 1 [pid 20556] <... futex resumed>) = 0 [pid 20553] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20560 attached [pid 20558] set_robust_list(0x5555558625e0, 24 [pid 20559] set_robust_list(0x5555558625e0, 24 [pid 20557] perf_event_open(NULL, -1, 0, -1, 0 [pid 20556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20553] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20560] set_robust_list(0x5555558625e0, 24 [pid 20558] <... set_robust_list resumed>) = 0 [pid 20559] <... set_robust_list resumed>) = 0 [pid 20557] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20556] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20553] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20560 [pid 20560] <... set_robust_list resumed>) = 0 [pid 20559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20557] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20556] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20553] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20559] <... prctl resumed>) = 0 [pid 20557] <... futex resumed>) = 0 [pid 20556] <... mprotect resumed>) = 0 [pid 20553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20560] <... prctl resumed>) = 0 [pid 20558] <... prctl resumed>) = 0 [pid 20559] setpgid(0, 0 [pid 20557] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20556] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20553] exit_group(0 [pid 20560] setpgid(0, 0 [pid 20558] setpgid(0, 0 [pid 20559] <... setpgid resumed>) = 0 [pid 20557] <... futex resumed>) = ? [pid 20553] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20562 attached ./strace-static-x86_64: Process 20561 attached [pid 20560] <... setpgid resumed>) = 0 [pid 20558] <... setpgid resumed>) = 0 [pid 20559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20557] +++ exited with 0 +++ [pid 20556] <... clone resumed>, parent_tid=[20561], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20561 [pid 20553] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20562 [pid 20560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20556] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20559] <... openat resumed>) = 3 [pid 20562] set_robust_list(0x5555558625e0, 24 [pid 20561] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20560] <... openat resumed>) = 3 [pid 20556] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20560] write(3, "1000", 4 [pid 20558] <... openat resumed>) = 3 [pid 20559] write(3, "1000", 4 [pid 20556] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20562] <... set_robust_list resumed>) = 0 [pid 20561] <... set_robust_list resumed>) = 0 [pid 20560] <... write resumed>) = 4 [pid 20558] write(3, "1000", 4 [pid 20559] <... write resumed>) = 4 ./strace-static-x86_64: Process 20563 attached [pid 20560] close(3 [pid 20558] <... write resumed>) = 4 [pid 20559] close(3 [pid 20563] set_robust_list(0x5555558625e0, 24 [pid 20562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20560] <... close resumed>) = 0 [pid 20558] close(3 [pid 20559] <... close resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20563 [pid 20563] <... set_robust_list resumed>) = 0 [pid 20562] <... prctl resumed>) = 0 [pid 20560] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20558] <... close resumed>) = 0 [pid 20559] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20562] setpgid(0, 0 [pid 20560] <... futex resumed>) = 0 [pid 20558] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20559] <... futex resumed>) = 0 [pid 20563] <... prctl resumed>) = 0 [pid 20562] <... setpgid resumed>) = 0 [pid 20560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20558] <... futex resumed>) = 0 [pid 20559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20561] perf_event_open( [pid 20563] setpgid(0, 0 [pid 20562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20560] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20561] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20559] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20563] <... setpgid resumed>) = 0 [pid 20560] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20558] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20559] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20562] <... openat resumed>) = 3 [pid 20561] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20560] <... mprotect resumed>) = 0 [pid 20558] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20559] <... mprotect resumed>) = 0 [pid 20563] <... openat resumed>) = 3 [pid 20562] write(3, "1000", 4 [pid 20561] <... futex resumed>) = 1 [pid 20560] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20558] <... mprotect resumed>) = 0 [pid 20559] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20556] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20565 attached [pid 20563] write(3, "1000", 4 [pid 20562] <... write resumed>) = 4 [pid 20561] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20558] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20556] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20566 attached [pid 20565] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20563] <... write resumed>) = 4 [pid 20562] close(3 [pid 20561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20560] <... clone resumed>, parent_tid=[20564], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20564 [pid 20559] <... clone resumed>, parent_tid=[20565], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20565 [pid 20556] <... futex resumed>) = 0 [pid 20563] close(3 [pid 20562] <... close resumed>) = 0 [pid 20561] perf_event_open(NULL, -1, 0, -1, 0 [pid 20560] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20558] <... clone resumed>, parent_tid=[20566], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20566 [pid 20559] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20556] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20564 attached [pid 20566] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20565] <... set_robust_list resumed>) = 0 [pid 20563] <... close resumed>) = 0 [pid 20562] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20561] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20560] <... futex resumed>) = 0 [pid 20558] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20559] <... futex resumed>) = 0 [pid 20565] perf_event_open( [pid 20563] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20562] <... futex resumed>) = 0 [pid 20561] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20560] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20558] <... futex resumed>) = 0 [pid 20559] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20566] <... set_robust_list resumed>) = 0 [pid 20565] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20564] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20563] <... futex resumed>) = 0 [pid 20562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20561] <... futex resumed>) = 1 [pid 20558] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20556] <... futex resumed>) = 0 [pid 20565] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20564] <... set_robust_list resumed>) = 0 [pid 20563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20562] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20561] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20556] exit_group(0 [pid 20566] perf_event_open( [pid 20565] <... futex resumed>) = 1 [pid 20564] perf_event_open( [pid 20563] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20562] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20561] <... futex resumed>) = ? [pid 20559] <... futex resumed>) = 0 [pid 20556] <... exit_group resumed>) = ? [pid 20566] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20565] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20564] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20563] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20562] <... mprotect resumed>) = 0 [pid 20561] +++ exited with 0 +++ [pid 20559] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20564] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20562] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20559] <... futex resumed>) = 0 [pid 20565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20564] <... futex resumed>) = 1 [pid 20563] <... mprotect resumed>) = 0 [pid 20560] <... futex resumed>) = 0 [pid 20566] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20559] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20556] +++ exited with 0 +++ [pid 20566] <... futex resumed>) = 1 [pid 20565] perf_event_open(NULL, -1, 0, -1, 0 [pid 20564] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20563] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20562] <... clone resumed>, parent_tid=[20567], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20567 [pid 20560] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20558] <... futex resumed>) = 0 [pid 20566] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20565] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20562] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20560] <... futex resumed>) = 0 [pid 20558] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20556, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 20568 attached [pid 20566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20565] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20564] perf_event_open(NULL, -1, 0, -1, 0 [pid 20563] <... clone resumed>, parent_tid=[20568], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20568 [pid 20562] <... futex resumed>) = 0 [pid 20560] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20558] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20566] perf_event_open(NULL, -1, 0, -1, 0 [pid 20565] <... futex resumed>) = 1 [pid 20564] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20563] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20562] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20558] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20559] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20567 attached [pid 20566] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20565] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20564] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20563] <... futex resumed>) = 0 [pid 20559] exit_group(0 [pid 20567] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20566] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20565] <... futex resumed>) = ? [pid 20564] <... futex resumed>) = 1 [pid 20563] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20560] <... futex resumed>) = 0 [pid 20559] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20569 [pid 20568] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 20569 attached [pid 20567] <... set_robust_list resumed>) = 0 [pid 20566] <... futex resumed>) = 1 [pid 20565] +++ exited with 0 +++ [pid 20564] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20560] exit_group(0 [pid 20558] <... futex resumed>) = 0 [pid 20559] +++ exited with 0 +++ [pid 20568] <... set_robust_list resumed>) = 0 [pid 20567] perf_event_open( [pid 20566] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20564] <... futex resumed>) = ? [pid 20560] <... exit_group resumed>) = ? [pid 20558] exit_group(0 [pid 20569] set_robust_list(0x5555558625e0, 24 [pid 20567] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20564] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20567] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20569] <... set_robust_list resumed>) = 0 [pid 20568] perf_event_open( [pid 20567] <... futex resumed>) = 1 [pid 20566] <... futex resumed>) = ? [pid 20562] <... futex resumed>) = 0 [pid 20560] +++ exited with 0 +++ [pid 20558] <... exit_group resumed>) = ? [pid 20567] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20566] +++ exited with 0 +++ [pid 20562] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20570 [pid 20567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20562] <... futex resumed>) = 0 [pid 20567] perf_event_open(NULL, -1, 0, -1, 0 [pid 20562] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20567] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20567] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20558] +++ exited with 0 +++ [pid 20567] <... futex resumed>) = 1 [pid 20562] <... futex resumed>) = 0 [pid 20568] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20567] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20562] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20568] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20567] <... futex resumed>) = ? [pid 20562] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20570 attached [pid 20569] <... prctl resumed>) = 0 [pid 20568] <... futex resumed>) = 1 [pid 20567] +++ exited with 0 +++ [pid 20563] <... futex resumed>) = 0 [pid 20562] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20569] setpgid(0, 0 [pid 20568] perf_event_open(NULL, -1, 0, -1, 0 [pid 20563] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20571 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20572 [pid 20569] <... setpgid resumed>) = 0 [pid 20568] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20563] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20570] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 20573 attached ./strace-static-x86_64: Process 20572 attached ./strace-static-x86_64: Process 20571 attached ) = 0 [pid 20569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20568] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20563] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20573] set_robust_list(0x5555558625e0, 24 [pid 20569] <... openat resumed>) = 3 [pid 20568] <... futex resumed>) = 0 [pid 20563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20573 [pid 20570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20573] <... set_robust_list resumed>) = 0 [pid 20569] write(3, "1000", 4 [pid 20568] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20563] exit_group(0 [pid 20571] set_robust_list(0x5555558625e0, 24 [pid 20570] <... prctl resumed>) = 0 [pid 20573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20572] set_robust_list(0x5555558625e0, 24 [pid 20569] <... write resumed>) = 4 [pid 20568] <... futex resumed>) = ? [pid 20563] <... exit_group resumed>) = ? [pid 20570] setpgid(0, 0 [pid 20573] <... prctl resumed>) = 0 [pid 20572] <... set_robust_list resumed>) = 0 [pid 20569] close(3 [pid 20568] +++ exited with 0 +++ [pid 20573] setpgid(0, 0 [pid 20572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20573] <... setpgid resumed>) = 0 [pid 20573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20572] <... prctl resumed>) = 0 [pid 20563] +++ exited with 0 +++ [pid 20573] <... openat resumed>) = 3 [pid 20572] setpgid(0, 0 [pid 20571] <... set_robust_list resumed>) = 0 [pid 20570] <... setpgid resumed>) = 0 [pid 20569] <... close resumed>) = 0 [pid 20573] write(3, "1000", 4 [pid 20572] <... setpgid resumed>) = 0 [pid 20571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20569] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20573] <... write resumed>) = 4 [pid 20572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20571] <... prctl resumed>) = 0 [pid 20570] <... openat resumed>) = 3 [pid 20569] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20573] close(3 [pid 20572] <... openat resumed>) = 3 [pid 20570] write(3, "1000", 4 [pid 20569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20573] <... close resumed>) = 0 [pid 20572] write(3, "1000", 4 [pid 20571] setpgid(0, 0 [pid 20570] <... write resumed>) = 4 [pid 20569] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20573] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20572] <... write resumed>) = 4 [pid 20571] <... setpgid resumed>) = 0 [pid 20570] close(3 [pid 20569] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20573] <... futex resumed>) = 0 [pid 20572] close(3 [pid 20571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20570] <... close resumed>) = 0 [pid 20569] <... mprotect resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20572] <... close resumed>) = 0 [pid 20571] <... openat resumed>) = 3 [pid 20570] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20569] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20575 attached ./strace-static-x86_64: Process 20574 attached [pid 20573] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20572] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20571] write(3, "1000", 4 [pid 20570] <... futex resumed>) = 0 [pid 20575] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20574] set_robust_list(0x5555558625e0, 24 [pid 20573] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20572] <... futex resumed>) = 0 [pid 20571] <... write resumed>) = 4 [pid 20570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20569] <... clone resumed>, parent_tid=[20575], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20575 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20574 [pid 20574] <... set_robust_list resumed>) = 0 [pid 20573] <... mprotect resumed>) = 0 [pid 20572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20571] close(3 [pid 20570] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20569] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20573] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20572] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20571] <... close resumed>) = 0 [pid 20570] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20569] <... futex resumed>) = 0 [pid 20574] <... prctl resumed>) = 0 [pid 20572] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20571] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20570] <... mprotect resumed>) = 0 [pid 20569] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20575] <... set_robust_list resumed>) = 0 [pid 20574] setpgid(0, 0 [pid 20573] <... clone resumed>, parent_tid=[20576], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20576 [pid 20572] <... mprotect resumed>) = 0 [pid 20571] <... futex resumed>) = 0 [pid 20570] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20574] <... setpgid resumed>) = 0 [pid 20573] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20572] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20573] <... futex resumed>) = 0 [pid 20571] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20570] <... clone resumed>, parent_tid=[20577], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20577 [pid 20575] perf_event_open( [pid 20574] <... openat resumed>) = 3 [pid 20573] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20571] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20570] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] write(3, "1000", 4 [pid 20572] <... clone resumed>, parent_tid=[20578], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20578 [pid 20571] <... mprotect resumed>) = 0 [pid 20570] <... futex resumed>) = 0 [pid 20575] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20575] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] <... write resumed>) = 4 [pid 20572] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20571] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20570] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20578 attached [pid 20574] close(3 [pid 20572] <... futex resumed>) = 0 [pid 20569] <... futex resumed>) = 0 [pid 20578] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20575] <... futex resumed>) = 1 [pid 20574] <... close resumed>) = 0 [pid 20572] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20569] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20577 attached ./strace-static-x86_64: Process 20576 attached [pid 20578] <... set_robust_list resumed>) = 0 [pid 20575] perf_event_open(NULL, -1, 0, -1, 0 [pid 20574] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20571] <... clone resumed>, parent_tid=[20579], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20579 [pid 20569] <... futex resumed>) = 0 [pid 20578] perf_event_open( [pid 20577] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20576] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20575] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20574] <... futex resumed>) = 0 [pid 20571] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20569] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20579 attached [pid 20578] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20577] <... set_robust_list resumed>) = 0 [pid 20576] <... set_robust_list resumed>) = 0 [pid 20575] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20571] <... futex resumed>) = 0 [pid 20569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20579] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20578] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20577] perf_event_open( [pid 20576] perf_event_open( [pid 20575] <... futex resumed>) = 0 [pid 20574] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20571] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20569] exit_group(0 [pid 20579] <... set_robust_list resumed>) = 0 [pid 20578] <... futex resumed>) = 1 [pid 20577] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20576] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20574] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20572] <... futex resumed>) = 0 [pid 20569] <... exit_group resumed>) = ? [pid 20579] perf_event_open( [pid 20578] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20577] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20576] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] <... mprotect resumed>) = 0 [pid 20572] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20577] <... futex resumed>) = 1 [pid 20575] +++ exited with 0 +++ [pid 20574] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20572] <... futex resumed>) = 0 [pid 20570] <... futex resumed>) = 0 [pid 20569] +++ exited with 0 +++ [pid 20576] <... futex resumed>) = 1 [pid 20573] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20580 attached [pid 20579] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20578] perf_event_open(NULL, -1, 0, -1, 0 [pid 20577] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20576] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20573] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20572] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20570] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20579] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20578] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20574] <... clone resumed>, parent_tid=[20580], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20580 [pid 20573] <... futex resumed>) = 0 [pid 20570] <... futex resumed>) = 0 [pid 20579] <... futex resumed>) = 1 [pid 20578] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20577] perf_event_open(NULL, -1, 0, -1, 0 [pid 20576] perf_event_open(NULL, -1, 0, -1, 0 [pid 20574] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20573] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20571] <... futex resumed>) = 0 [pid 20570] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20580] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20579] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20578] <... futex resumed>) = 1 [pid 20577] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20576] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20574] <... futex resumed>) = 0 [pid 20572] <... futex resumed>) = 0 [pid 20571] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20580] <... set_robust_list resumed>) = 0 [pid 20579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20578] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20577] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20576] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20574] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20572] exit_group(0 [pid 20571] <... futex resumed>) = 0 [pid 20580] perf_event_open( [pid 20579] perf_event_open(NULL, -1, 0, -1, 0 [pid 20578] <... futex resumed>) = ? [pid 20577] <... futex resumed>) = 1 [pid 20576] <... futex resumed>) = 1 [pid 20573] <... futex resumed>) = 0 [pid 20572] <... exit_group resumed>) = ? [pid 20571] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20570] <... futex resumed>) = 0 [pid 20580] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20579] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20578] +++ exited with 0 +++ [pid 20577] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20576] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20573] exit_group(0 [pid 20572] +++ exited with 0 +++ [pid 20580] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20579] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20576] <... futex resumed>) = ? [pid 20573] <... exit_group resumed>) = ? [pid 20570] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20579] <... futex resumed>) = 1 [pid 20577] <... futex resumed>) = ? [pid 20571] <... futex resumed>) = 0 [pid 20570] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20581 attached [pid 20580] <... futex resumed>) = 1 [pid 20579] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20577] +++ exited with 0 +++ [pid 20576] +++ exited with 0 +++ [pid 20573] +++ exited with 0 +++ [pid 20571] exit_group(0 [pid 20570] +++ exited with 0 +++ [pid 20580] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20574] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20581 [pid 20580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20579] <... futex resumed>) = ? [pid 20574] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20571] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20570, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5075] <... restart_syscall resumed>) = 0 [pid 20581] set_robust_list(0x5555558625e0, 24 [pid 20580] perf_event_open(NULL, -1, 0, -1, 0 [pid 20579] +++ exited with 0 +++ [pid 20574] <... futex resumed>) = 0 [pid 20574] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20581] <... set_robust_list resumed>) = 0 [pid 20580] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20571] +++ exited with 0 +++ ./strace-static-x86_64: Process 20582 attached [pid 20580] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20582] set_robust_list(0x5555558625e0, 24 [pid 20581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20580] <... futex resumed>) = 1 [pid 20574] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20582 [pid 20582] <... set_robust_list resumed>) = 0 [pid 20580] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20574] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20581] <... prctl resumed>) = 0 [pid 20580] <... futex resumed>) = ? [pid 20574] <... exit_group resumed>) = ? [pid 20582] <... prctl resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20583 [pid 20582] setpgid(0, 0 [pid 20581] setpgid(0, 0 [pid 20580] +++ exited with 0 +++ [pid 20574] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20584 [pid 20582] <... setpgid resumed>) = 0 [pid 20581] <... setpgid resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20585 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20585 attached ./strace-static-x86_64: Process 20584 attached ./strace-static-x86_64: Process 20583 attached [pid 20582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20584] set_robust_list(0x5555558625e0, 24 [pid 20582] <... openat resumed>) = 3 [pid 20581] <... openat resumed>) = 3 [pid 20582] write(3, "1000", 4 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20585] set_robust_list(0x5555558625e0, 24 [pid 20584] <... set_robust_list resumed>) = 0 [pid 20583] set_robust_list(0x5555558625e0, 24 [pid 20582] <... write resumed>) = 4 [pid 20581] write(3, "1000", 4./strace-static-x86_64: Process 20586 attached [pid 20585] <... set_robust_list resumed>) = 0 [pid 20582] close(3 [pid 20581] <... write resumed>) = 4 [pid 20586] set_robust_list(0x5555558625e0, 24 [pid 20584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20582] <... close resumed>) = 0 [pid 20581] close(3 [pid 20583] <... set_robust_list resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20586 [pid 20586] <... set_robust_list resumed>) = 0 [pid 20584] <... prctl resumed>) = 0 [pid 20582] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20581] <... close resumed>) = 0 [pid 20586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20584] setpgid(0, 0 [pid 20582] <... futex resumed>) = 0 [pid 20581] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20586] <... prctl resumed>) = 0 [pid 20585] <... prctl resumed>) = 0 [pid 20584] <... setpgid resumed>) = 0 [pid 20582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20581] <... futex resumed>) = 0 [pid 20586] setpgid(0, 0 [pid 20585] setpgid(0, 0 [pid 20584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20582] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20586] <... setpgid resumed>) = 0 [pid 20585] <... setpgid resumed>) = 0 [pid 20582] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20581] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20584] <... openat resumed>) = 3 [pid 20583] <... prctl resumed>) = 0 [pid 20582] <... mprotect resumed>) = 0 [pid 20581] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20586] <... openat resumed>) = 3 [pid 20585] <... openat resumed>) = 3 [pid 20584] write(3, "1000", 4 [pid 20583] setpgid(0, 0 [pid 20582] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20581] <... mprotect resumed>) = 0 [pid 20586] write(3, "1000", 4 [pid 20585] write(3, "1000", 4 [pid 20584] <... write resumed>) = 4 [pid 20583] <... setpgid resumed>) = 0 [pid 20581] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20588 attached ./strace-static-x86_64: Process 20587 attached [pid 20586] <... write resumed>) = 4 [pid 20585] <... write resumed>) = 4 [pid 20584] close(3 [pid 20583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20582] <... clone resumed>, parent_tid=[20587], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20587 [pid 20588] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20587] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20586] close(3 [pid 20585] close(3 [pid 20584] <... close resumed>) = 0 [pid 20583] <... openat resumed>) = 3 [pid 20582] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20581] <... clone resumed>, parent_tid=[20588], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20588 [pid 20588] <... set_robust_list resumed>) = 0 [pid 20586] <... close resumed>) = 0 [pid 20585] <... close resumed>) = 0 [pid 20584] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20583] write(3, "1000", 4 [pid 20582] <... futex resumed>) = 0 [pid 20581] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20587] <... set_robust_list resumed>) = 0 [pid 20588] perf_event_open( [pid 20586] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20585] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20584] <... futex resumed>) = 0 [pid 20583] <... write resumed>) = 4 [pid 20582] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20581] <... futex resumed>) = 0 [pid 20588] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20587] perf_event_open( [pid 20586] <... futex resumed>) = 0 [pid 20585] <... futex resumed>) = 0 [pid 20584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20583] close(3 [pid 20581] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20588] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20587] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20584] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20583] <... close resumed>) = 0 [pid 20581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20588] <... futex resumed>) = 0 [pid 20586] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20584] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20583] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20585] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20581] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20588] perf_event_open(NULL, -1, 0, -1, 0 [pid 20587] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20586] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20585] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20584] <... mprotect resumed>) = 0 [pid 20583] <... futex resumed>) = 0 [pid 20581] <... futex resumed>) = 0 [pid 20588] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20587] <... futex resumed>) = 1 [pid 20586] <... mprotect resumed>) = 0 [pid 20585] <... mprotect resumed>) = 0 [pid 20584] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20582] <... futex resumed>) = 0 [pid 20581] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20589 attached [pid 20588] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20587] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20586] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20585] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20583] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20582] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20588] <... futex resumed>) = 0 [pid 20587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20584] <... clone resumed>, parent_tid=[20589], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20589 [pid 20583] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20582] <... futex resumed>) = 0 [pid 20581] exit_group(0./strace-static-x86_64: Process 20590 attached [pid 20589] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20587] perf_event_open(NULL, -1, 0, -1, 0 [pid 20586] <... clone resumed>, parent_tid=[20590], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20590 [pid 20585] <... clone resumed>, parent_tid=[20591], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20591 [pid 20584] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20583] <... mprotect resumed>) = 0 [pid 20582] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20581] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20591 attached [pid 20590] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20589] <... set_robust_list resumed>) = 0 [pid 20588] +++ exited with 0 +++ [pid 20587] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20586] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20585] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20584] <... futex resumed>) = 0 [pid 20583] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20581] +++ exited with 0 +++ [pid 20587] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20586] <... futex resumed>) = 0 [pid 20585] <... futex resumed>) = 0 [pid 20584] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20589] perf_event_open( [pid 20587] <... futex resumed>) = 1 [pid 20586] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20585] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20583] <... clone resumed>, parent_tid=[20592], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20592 [pid 20582] <... futex resumed>) = 0 [pid 20589] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20587] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20583] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20582] exit_group(0 [pid 20589] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20583] <... futex resumed>) = 0 [pid 20582] <... exit_group resumed>) = ? [pid 20587] <... futex resumed>) = ? [pid 20583] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20592 attached [pid 20592] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20592] perf_event_open( [pid 20587] +++ exited with 0 +++ [pid 20582] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20589] <... futex resumed>) = 1 [pid 20584] <... futex resumed>) = 0 [pid 20589] perf_event_open(NULL, -1, 0, -1, 0 [pid 20584] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20589] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20584] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20592] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20589] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20584] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20592] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20592] <... futex resumed>) = 1 [pid 20584] exit_group(0 [pid 20583] <... futex resumed>) = 0 [pid 20592] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20584] <... exit_group resumed>) = ? [pid 20583] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20589] <... futex resumed>) = ? [pid 20583] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20593 [pid 20592] perf_event_open(NULL, -1, 0, -1, 0 [pid 20583] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20594 [pid 20592] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20593 attached [pid 20592] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20593] set_robust_list(0x5555558625e0, 24 [pid 20592] <... futex resumed>) = 1 [pid 20583] <... futex resumed>) = 0 [pid 20593] <... set_robust_list resumed>) = 0 [pid 20592] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20589] +++ exited with 0 +++ [pid 20584] +++ exited with 0 +++ [pid 20583] exit_group(0./strace-static-x86_64: Process 20594 attached [pid 20593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20592] <... futex resumed>) = ? [pid 20591] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20590] <... set_robust_list resumed>) = 0 [pid 20583] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20594] set_robust_list(0x5555558625e0, 24 [pid 20593] <... prctl resumed>) = 0 [pid 20592] +++ exited with 0 +++ [pid 20591] <... set_robust_list resumed>) = 0 [pid 20590] perf_event_open( [pid 20583] +++ exited with 0 +++ [pid 20594] <... set_robust_list resumed>) = 0 [pid 20593] setpgid(0, 0 [pid 20591] perf_event_open( [pid 20590] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20593] <... setpgid resumed>) = 0 [pid 20591] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20590] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20594] <... prctl resumed>) = 0 [pid 20593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20591] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20590] <... futex resumed>) = 1 [pid 20586] <... futex resumed>) = 0 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20594] setpgid(0, 0 [pid 20591] <... futex resumed>) = 1 [pid 20590] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20586] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20585] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20593] <... openat resumed>) = 3 [pid 20594] <... setpgid resumed>) = 0 [pid 20593] write(3, "1000", 4 [pid 20591] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20586] <... futex resumed>) = 0 [pid 20585] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20593] <... write resumed>) = 4 [pid 20591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20590] perf_event_open(NULL, -1, 0, -1, 0 [pid 20586] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20585] <... futex resumed>) = 0 [pid 20594] <... openat resumed>) = 3 [pid 20593] close(3 [pid 20591] perf_event_open(NULL, -1, 0, -1, 0 [pid 20590] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20585] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20595 attached [pid 20594] write(3, "1000", 4 [pid 20593] <... close resumed>) = 0 [pid 20591] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20590] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20595 ./strace-static-x86_64: Process 20596 attached [pid 20595] set_robust_list(0x5555558625e0, 24 [pid 20594] <... write resumed>) = 4 [pid 20593] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20591] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20590] <... futex resumed>) = 1 [pid 20586] <... futex resumed>) = 0 [pid 20595] <... set_robust_list resumed>) = 0 [pid 20594] close(3 [pid 20593] <... futex resumed>) = 0 [pid 20591] <... futex resumed>) = 1 [pid 20590] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20586] exit_group(0 [pid 20585] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20596 [pid 20596] set_robust_list(0x5555558625e0, 24 [pid 20595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20594] <... close resumed>) = 0 [pid 20593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20591] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20590] <... futex resumed>) = ? [pid 20586] <... exit_group resumed>) = ? [pid 20585] exit_group(0 [pid 20596] <... set_robust_list resumed>) = 0 [pid 20595] <... prctl resumed>) = 0 [pid 20594] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20593] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20590] +++ exited with 0 +++ [pid 20596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20595] setpgid(0, 0 [pid 20594] <... futex resumed>) = 0 [pid 20593] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20591] <... futex resumed>) = ? [pid 20586] +++ exited with 0 +++ [pid 20585] <... exit_group resumed>) = ? [pid 20596] <... prctl resumed>) = 0 [pid 20595] <... setpgid resumed>) = 0 [pid 20594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20593] <... mprotect resumed>) = 0 [pid 20591] +++ exited with 0 +++ [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20596] setpgid(0, 0 [pid 20595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20594] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20593] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20585] +++ exited with 0 +++ [pid 20596] <... setpgid resumed>) = 0 [pid 20595] <... openat resumed>) = 3 [pid 20594] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20595] write(3, "1000", 4 [pid 20594] <... mprotect resumed>) = 0 [pid 20593] <... clone resumed>, parent_tid=[20597], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20597 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20596] <... openat resumed>) = 3 [pid 20595] <... write resumed>) = 4 [pid 20594] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20593] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20596] write(3, "1000", 4 [pid 20595] close(3 [pid 20593] <... futex resumed>) = 0 [pid 20596] <... write resumed>) = 4 [pid 20595] <... close resumed>) = 0 [pid 20594] <... clone resumed>, parent_tid=[20598], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20598 [pid 20593] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20596] close(3 [pid 20595] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20594] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20598 attached ./strace-static-x86_64: Process 20599 attached ./strace-static-x86_64: Process 20597 attached [pid 20596] <... close resumed>) = 0 [pid 20595] <... futex resumed>) = 0 [pid 20594] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20599] set_robust_list(0x5555558625e0, 24 [pid 20598] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20597] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20596] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20594] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20599 ./strace-static-x86_64: Process 20600 attached [pid 20598] <... set_robust_list resumed>) = 0 [pid 20597] <... set_robust_list resumed>) = 0 [pid 20596] <... futex resumed>) = 0 [pid 20595] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20599] <... set_robust_list resumed>) = 0 [pid 20598] perf_event_open( [pid 20597] perf_event_open( [pid 20596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20595] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20600] set_robust_list(0x5555558625e0, 24 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20600 [pid 20599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20598] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20597] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20596] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20595] <... mprotect resumed>) = 0 [pid 20600] <... set_robust_list resumed>) = 0 [pid 20599] <... prctl resumed>) = 0 [pid 20598] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20597] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20596] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20595] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20601 attached [pid 20600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20599] setpgid(0, 0 [pid 20598] <... futex resumed>) = 1 [pid 20597] <... futex resumed>) = 1 [pid 20596] <... mprotect resumed>) = 0 [pid 20594] <... futex resumed>) = 0 [pid 20593] <... futex resumed>) = 0 [pid 20601] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20600] <... prctl resumed>) = 0 [pid 20599] <... setpgid resumed>) = 0 [pid 20598] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20597] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20596] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20595] <... clone resumed>, parent_tid=[20601], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20601 [pid 20594] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20593] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20601] <... set_robust_list resumed>) = 0 [pid 20600] setpgid(0, 0 [pid 20599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20595] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20594] <... futex resumed>) = 0 [pid 20593] <... futex resumed>) = 0 [pid 20600] <... setpgid resumed>) = 0 [pid 20599] <... openat resumed>) = 3 [pid 20598] perf_event_open(NULL, -1, 0, -1, 0 [pid 20597] perf_event_open(NULL, -1, 0, -1, 0 [pid 20596] <... clone resumed>, parent_tid=[20602], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20602 [pid 20595] <... futex resumed>) = 0 [pid 20594] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20593] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20601] perf_event_open(./strace-static-x86_64: Process 20602 attached {type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20599] write(3, "1000", 4 [pid 20598] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20597] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20596] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20595] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20602] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20601] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20600] <... openat resumed>) = 3 [pid 20599] <... write resumed>) = 4 [pid 20598] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20597] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20596] <... futex resumed>) = 0 [pid 20595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20602] <... set_robust_list resumed>) = 0 [pid 20601] <... futex resumed>) = 0 [pid 20600] write(3, "1000", 4 [pid 20599] close(3 [pid 20598] <... futex resumed>) = 1 [pid 20597] <... futex resumed>) = 1 [pid 20596] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20595] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20594] <... futex resumed>) = 0 [pid 20593] <... futex resumed>) = 0 [pid 20602] perf_event_open( [pid 20601] perf_event_open(NULL, -1, 0, -1, 0 [pid 20600] <... write resumed>) = 4 [pid 20599] <... close resumed>) = 0 [pid 20598] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20597] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20595] <... futex resumed>) = 0 [pid 20594] exit_group(0 [pid 20593] exit_group(0 [pid 20602] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20601] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20600] close(3 [pid 20599] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20598] <... futex resumed>) = ? [pid 20597] <... futex resumed>) = ? [pid 20595] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20594] <... exit_group resumed>) = ? [pid 20593] <... exit_group resumed>) = ? [pid 20602] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20601] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20600] <... close resumed>) = 0 [pid 20599] <... futex resumed>) = 0 [pid 20598] +++ exited with 0 +++ [pid 20597] +++ exited with 0 +++ [pid 20595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20601] <... futex resumed>) = 0 [pid 20599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20595] exit_group(0 [pid 20599] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20595] <... exit_group resumed>) = ? [pid 20594] +++ exited with 0 +++ [pid 20602] <... futex resumed>) = 1 [pid 20601] +++ exited with 0 +++ [pid 20600] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20599] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20596] <... futex resumed>) = 0 [pid 20595] +++ exited with 0 +++ [pid 20593] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20602] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20600] <... futex resumed>) = 0 [pid 20599] <... mprotect resumed>) = 0 [pid 20596] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20599] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20596] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20593, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20602] perf_event_open(NULL, -1, 0, -1, 0 [pid 20600] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20596] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20603 attached [pid 20602] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20600] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20599] <... clone resumed>, parent_tid=[20603], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20603 [pid 5077] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20604 attached [pid 20603] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20602] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20600] <... mprotect resumed>) = 0 [pid 20599] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20604] set_robust_list(0x5555558625e0, 24 [pid 20603] <... set_robust_list resumed>) = 0 [pid 20602] <... futex resumed>) = 1 [pid 20600] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20599] <... futex resumed>) = 0 [pid 20596] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20604 ./strace-static-x86_64: Process 20605 attached ./strace-static-x86_64: Process 20606 attached [pid 20604] <... set_robust_list resumed>) = 0 [pid 20603] perf_event_open( [pid 20602] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20599] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20596] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20606] set_robust_list(0x5555558625e0, 24 [pid 20605] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20603] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20602] <... futex resumed>) = ? [pid 20600] <... clone resumed>, parent_tid=[20605], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20605 [pid 20596] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20606 [pid 20606] <... set_robust_list resumed>) = 0 [pid 20604] <... prctl resumed>) = 0 [pid 20603] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20600] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20604] setpgid(0, 0 [pid 20603] <... futex resumed>) = 1 [pid 20599] <... futex resumed>) = 0 [pid 20606] <... prctl resumed>) = 0 [pid 20604] <... setpgid resumed>) = 0 [pid 20603] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20602] +++ exited with 0 +++ [pid 20600] <... futex resumed>) = 0 [pid 20599] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20596] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20607 [pid 20606] setpgid(0, 0 [pid 20605] <... set_robust_list resumed>) = 0 [pid 20604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20599] <... futex resumed>) = 0 [pid 20600] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20596, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20606] <... setpgid resumed>) = 0 [pid 20605] perf_event_open( [pid 20604] <... openat resumed>) = 3 [pid 20603] perf_event_open(NULL, -1, 0, -1, 0 [pid 20599] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20604] write(3, "1000", 4 [pid 20603] <... perf_event_open resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 20607 attached [pid 20606] <... openat resumed>) = 3 [pid 20605] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20604] <... write resumed>) = 4 [pid 20603] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20606] write(3, "1000", 4 [pid 20605] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20604] close(3 [pid 20603] <... futex resumed>) = 1 [pid 20599] <... futex resumed>) = 0 [pid 20607] set_robust_list(0x5555558625e0, 24 [pid 20606] <... write resumed>) = 4 [pid 20605] <... futex resumed>) = 1 [pid 20604] <... close resumed>) = 0 [pid 20603] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20600] <... futex resumed>) = 0 [pid 20599] exit_group(0 [pid 20606] close(3 [pid 20605] perf_event_open(NULL, -1, 0, -1, 0 [pid 20604] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20603] <... futex resumed>) = ? [pid 20600] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20599] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20607] <... set_robust_list resumed>) = 0 [pid 20606] <... close resumed>) = 0 [pid 20605] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20604] <... futex resumed>) = 0 [pid 20603] +++ exited with 0 +++ [pid 20600] <... futex resumed>) = 0 [pid 20607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20605] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20600] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20599] +++ exited with 0 +++ ./strace-static-x86_64: Process 20608 attached [pid 20607] <... prctl resumed>) = 0 [pid 20606] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20605] <... futex resumed>) = 0 [pid 20604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20608] set_robust_list(0x5555558625e0, 24 [pid 20607] setpgid(0, 0 [pid 20606] <... futex resumed>) = 0 [pid 20605] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20604] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20600] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20608 [pid 20608] <... set_robust_list resumed>) = 0 [pid 20607] <... setpgid resumed>) = 0 [pid 20606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20605] <... futex resumed>) = ? [pid 20604] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20600] <... exit_group resumed>) = ? [pid 20608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20606] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20605] +++ exited with 0 +++ [pid 20604] <... mprotect resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20608] <... prctl resumed>) = 0 [pid 20606] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20604] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20600] +++ exited with 0 +++ [pid 20607] <... openat resumed>) = 3 [pid 20608] setpgid(0, 0 [pid 20607] write(3, "1000", 4 [pid 20606] <... mprotect resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20609 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20610 attached ./strace-static-x86_64: Process 20609 attached [pid 20608] <... setpgid resumed>) = 0 [pid 20607] <... write resumed>) = 4 [pid 20606] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20604] <... clone resumed>, parent_tid=[20610], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20610 [pid 20608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20607] close(3 [pid 20604] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20610] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20609] set_robust_list(0x5555558625e0, 24 [pid 20608] <... openat resumed>) = 3 [pid 20606] <... clone resumed>, parent_tid=[20611], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20611 [pid 20604] <... futex resumed>) = 0 [pid 20609] <... set_robust_list resumed>) = 0 [pid 20608] write(3, "1000", 4 [pid 20607] <... close resumed>) = 0 [pid 20606] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20604] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20610] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20611 attached [pid 20608] <... write resumed>) = 4 [pid 20606] <... futex resumed>) = 0 [pid 20608] close(3 [pid 20606] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20608] <... close resumed>) = 0 [pid 20608] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20608] <... futex resumed>) = 0 [pid 20607] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20611] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20610] perf_event_open( [pid 20609] setpgid(0, 0 [pid 20608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20607] <... futex resumed>) = 0 [pid 20611] <... set_robust_list resumed>) = 0 [pid 20610] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20609] <... setpgid resumed>) = 0 [pid 20608] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20611] perf_event_open( [pid 20610] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20608] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20607] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20608] <... mprotect resumed>) = 0 [pid 20608] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20613 attached ./strace-static-x86_64: Process 20612 attached [pid 20611] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20610] <... futex resumed>) = 1 [pid 20609] <... openat resumed>) = 3 [pid 20607] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20604] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20612 [pid 20613] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20612] set_robust_list(0x5555558625e0, 24 [pid 20611] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20610] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20609] write(3, "1000", 4 [pid 20608] <... clone resumed>, parent_tid=[20613], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20613 [pid 20607] <... mprotect resumed>) = 0 [pid 20604] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20613] <... set_robust_list resumed>) = 0 [pid 20611] <... futex resumed>) = 1 [pid 20610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20609] <... write resumed>) = 4 [pid 20608] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20607] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20606] <... futex resumed>) = 0 [pid 20604] <... futex resumed>) = 0 [pid 20613] perf_event_open( [pid 20611] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20610] perf_event_open(NULL, -1, 0, -1, 0 [pid 20609] close(3 [pid 20612] <... set_robust_list resumed>) = 0 [pid 20608] <... futex resumed>) = 0 [pid 20606] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20604] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20614 attached [pid 20613] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20610] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20609] <... close resumed>) = 0 [pid 20608] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20607] <... clone resumed>, parent_tid=[20614], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20614 [pid 20606] <... futex resumed>) = 0 [pid 20613] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20612] <... prctl resumed>) = 0 [pid 20611] perf_event_open(NULL, -1, 0, -1, 0 [pid 20610] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20609] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20607] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20606] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20613] <... futex resumed>) = 0 [pid 20612] setpgid(0, 0 [pid 20611] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20610] <... futex resumed>) = 1 [pid 20609] <... futex resumed>) = 0 [pid 20608] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20607] <... futex resumed>) = 0 [pid 20614] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20604] <... futex resumed>) = 0 [pid 20614] <... set_robust_list resumed>) = 0 [pid 20613] perf_event_open(NULL, -1, 0, -1, 0 [pid 20612] <... setpgid resumed>) = 0 [pid 20611] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20610] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20608] <... futex resumed>) = 0 [pid 20607] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20604] exit_group(0 [pid 20613] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20611] <... futex resumed>) = 1 [pid 20610] <... futex resumed>) = ? [pid 20609] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20608] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20606] <... futex resumed>) = 0 [pid 20614] perf_event_open( [pid 20604] <... exit_group resumed>) = ? [pid 20614] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20613] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20612] <... openat resumed>) = 3 [pid 20611] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20610] +++ exited with 0 +++ [pid 20609] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20606] exit_group(0 [pid 20614] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20613] <... futex resumed>) = 0 [pid 20612] write(3, "1000", 4 [pid 20609] <... mprotect resumed>) = 0 [pid 20604] +++ exited with 0 +++ [pid 20608] exit_group(0 [pid 20606] <... exit_group resumed>) = ? [pid 20614] <... futex resumed>) = 1 [pid 20612] <... write resumed>) = 4 [pid 20611] <... futex resumed>) = ? [pid 20608] <... exit_group resumed>) = ? [pid 20607] <... futex resumed>) = 0 [pid 20614] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20612] close(3 [pid 20609] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20607] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20613] +++ exited with 0 +++ [pid 20612] <... close resumed>) = 0 [pid 20611] +++ exited with 0 +++ [pid 20608] +++ exited with 0 +++ [pid 20607] <... futex resumed>) = 0 [pid 20606] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20615 attached [pid 20614] perf_event_open(NULL, -1, 0, -1, 0 [pid 20612] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20609] <... clone resumed>, parent_tid=[20615], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20615 [pid 20607] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20615] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20614] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20612] <... futex resumed>) = 0 [pid 20609] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20615] <... set_robust_list resumed>) = 0 [pid 20614] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20609] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5073] <... restart_syscall resumed>) = 0 [pid 20614] <... futex resumed>) = 1 [pid 20612] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20609] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20607] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20616 attached [pid 20615] perf_event_open( [pid 20614] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20612] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20607] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20616 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20616] set_robust_list(0x5555558625e0, 24 [pid 20615] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20614] <... futex resumed>) = ? [pid 20612] <... mprotect resumed>) = 0 [pid 20607] <... exit_group resumed>) = ? [pid 20616] <... set_robust_list resumed>) = 0 [pid 20615] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20614] +++ exited with 0 +++ [pid 20612] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20607] +++ exited with 0 +++ [pid 20616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20615] <... futex resumed>) = 1 [pid 20609] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20607, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20616] <... prctl resumed>) = 0 [pid 20615] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20612] <... clone resumed>, parent_tid=[20617], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20617 [pid 20609] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20612] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20609] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20612] <... futex resumed>) = 0 [pid 20609] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20612] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20619 attached ./strace-static-x86_64: Process 20620 attached ./strace-static-x86_64: Process 20618 attached ./strace-static-x86_64: Process 20617 attached [pid 20616] setpgid(0, 0 [pid 20615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20618 [pid 20620] set_robust_list(0x5555558625e0, 24 [pid 20616] <... setpgid resumed>) = 0 [pid 20615] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20620 [pid 20620] <... set_robust_list resumed>) = 0 [pid 20616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20615] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20619 [pid 20620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20619] set_robust_list(0x5555558625e0, 24 [pid 20617] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20616] <... openat resumed>) = 3 [pid 20620] <... prctl resumed>) = 0 [pid 20615] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20616] write(3, "1000", 4 [pid 20619] <... set_robust_list resumed>) = 0 [pid 20620] setpgid(0, 0 [pid 20616] <... write resumed>) = 4 [pid 20615] <... futex resumed>) = 1 [pid 20609] <... futex resumed>) = 0 [pid 20620] <... setpgid resumed>) = 0 [pid 20619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20616] close(3 [pid 20615] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20609] exit_group(0 [pid 20620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20619] <... prctl resumed>) = 0 [pid 20617] <... set_robust_list resumed>) = 0 [pid 20616] <... close resumed>) = 0 [pid 20615] <... futex resumed>) = ? [pid 20609] <... exit_group resumed>) = ? [pid 20620] <... openat resumed>) = 3 [pid 20619] setpgid(0, 0 [pid 20618] set_robust_list(0x5555558625e0, 24 [pid 20617] perf_event_open( [pid 20616] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20615] +++ exited with 0 +++ [pid 20620] write(3, "1000", 4 [pid 20619] <... setpgid resumed>) = 0 [pid 20618] <... set_robust_list resumed>) = 0 [pid 20617] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20616] <... futex resumed>) = 0 [pid 20609] +++ exited with 0 +++ [pid 20620] <... write resumed>) = 4 [pid 20619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20617] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20620] close(3 [pid 20618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20616] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20620] <... close resumed>) = 0 [pid 20619] <... openat resumed>) = 3 [pid 20618] <... prctl resumed>) = 0 [pid 20617] <... futex resumed>) = 1 [pid 20616] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20612] <... futex resumed>) = 0 [pid 20620] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20619] write(3, "1000", 4 [pid 20612] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20620] <... futex resumed>) = 0 [pid 20619] <... write resumed>) = 4 [pid 20617] perf_event_open(NULL, -1, 0, -1, 0 [pid 20616] <... mprotect resumed>) = 0 [pid 20612] <... futex resumed>) = 0 [pid 20618] setpgid(0, 0 [pid 20620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20619] close(3 [pid 20616] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20612] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20617] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20618] <... setpgid resumed>) = 0 [pid 20620] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20619] <... close resumed>) = 0 [pid 20617] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20620] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20619] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20617] <... futex resumed>) = 1 [pid 20616] <... clone resumed>, parent_tid=[20621], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20621 [pid 20612] <... futex resumed>) = 0 [pid 20620] <... mprotect resumed>) = 0 [pid 20619] <... futex resumed>) = 0 [pid 20617] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20618] <... openat resumed>) = 3 [pid 20616] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20612] exit_group(0 [pid 20620] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20618] write(3, "1000", 4 [pid 20617] <... futex resumed>) = ? [pid 20616] <... futex resumed>) = 0 [pid 20612] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20622 attached ./strace-static-x86_64: Process 20621 attached [pid 20619] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20618] <... write resumed>) = 4 [pid 20617] +++ exited with 0 +++ [pid 20616] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20612] +++ exited with 0 +++ [pid 20621] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20620] <... clone resumed>, parent_tid=[20622], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20622 [pid 20619] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20618] close(3 [pid 20622] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20621] <... set_robust_list resumed>) = 0 [pid 20620] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20619] <... mprotect resumed>) = 0 [pid 20618] <... close resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20623 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20622] <... set_robust_list resumed>) = 0 [pid 20621] perf_event_open( [pid 20620] <... futex resumed>) = 0 [pid 20619] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20618] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20625 attached ./strace-static-x86_64: Process 20624 attached ./strace-static-x86_64: Process 20623 attached [pid 20622] perf_event_open( [pid 20621] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20620] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20618] <... futex resumed>) = 0 [pid 20624] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20623] set_robust_list(0x5555558625e0, 24 [pid 20622] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20621] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20625 [pid 20619] <... clone resumed>, parent_tid=[20624], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20624 [pid 20623] <... set_robust_list resumed>) = 0 [pid 20622] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20621] <... futex resumed>) = 1 [pid 20619] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20616] <... futex resumed>) = 0 [pid 20624] <... set_robust_list resumed>) = 0 [pid 20623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20622] <... futex resumed>) = 1 [pid 20621] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20620] <... futex resumed>) = 0 [pid 20619] <... futex resumed>) = 0 [pid 20618] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20616] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] <... prctl resumed>) = 0 [pid 20622] perf_event_open(NULL, -1, 0, -1, 0 [pid 20621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20620] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20619] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20618] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20616] <... futex resumed>) = 0 [pid 20624] perf_event_open( [pid 20625] set_robust_list(0x5555558625e0, 24 [pid 20623] setpgid(0, 0 [pid 20622] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20621] perf_event_open(NULL, -1, 0, -1, 0 [pid 20620] <... futex resumed>) = 0 [pid 20618] <... mprotect resumed>) = 0 [pid 20616] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20624] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20623] <... setpgid resumed>) = 0 [pid 20622] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20621] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20620] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20618] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20625] <... set_robust_list resumed>) = 0 [pid 20624] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20622] <... futex resumed>) = 0 [pid 20621] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20624] <... futex resumed>) = 1 [pid 20623] <... openat resumed>) = 3 [pid 20622] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20621] <... futex resumed>) = 1 [pid 20620] exit_group(0 [pid 20619] <... futex resumed>) = 0 [pid 20618] <... clone resumed>, parent_tid=[20626], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20626 [pid 20616] <... futex resumed>) = 0 [pid 20625] <... prctl resumed>) = 0 [pid 20624] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20623] write(3, "1000", 4 [pid 20622] <... futex resumed>) = ? [pid 20621] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20620] <... exit_group resumed>) = ? [pid 20619] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20618] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20616] exit_group(0./strace-static-x86_64: Process 20626 attached [pid 20625] setpgid(0, 0 [pid 20624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20623] <... write resumed>) = 4 [pid 20622] +++ exited with 0 +++ [pid 20621] <... futex resumed>) = ? [pid 20620] +++ exited with 0 +++ [pid 20619] <... futex resumed>) = 0 [pid 20618] <... futex resumed>) = 0 [pid 20616] <... exit_group resumed>) = ? [pid 20626] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20625] <... setpgid resumed>) = 0 [pid 20624] perf_event_open(NULL, -1, 0, -1, 0 [pid 20623] close(3 [pid 20621] +++ exited with 0 +++ [pid 20619] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20618] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20624] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20616] +++ exited with 0 +++ [pid 20626] <... set_robust_list resumed>) = 0 [pid 20625] <... openat resumed>) = 3 [pid 20624] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] <... close resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20625] write(3, "1000", 4 [pid 20624] <... futex resumed>) = 1 [pid 20623] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20619] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20626] perf_event_open( [pid 20625] <... write resumed>) = 4 [pid 20624] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20623] <... futex resumed>) = 0 [pid 20619] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20626] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20625] close(3 [pid 20624] <... futex resumed>) = ? [pid 20623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20619] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20628 attached ./strace-static-x86_64: Process 20627 attached [pid 20626] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20625] <... close resumed>) = 0 [pid 20624] +++ exited with 0 +++ [pid 20623] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20619] +++ exited with 0 +++ [pid 20628] set_robust_list(0x5555558625e0, 24 [pid 20627] set_robust_list(0x5555558625e0, 24 [pid 20626] <... futex resumed>) = 1 [pid 20625] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20618] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20628 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20627 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20619, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20628] <... set_robust_list resumed>) = 0 [pid 20627] <... set_robust_list resumed>) = 0 [pid 20626] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20625] <... futex resumed>) = 0 [pid 20623] <... mprotect resumed>) = 0 [pid 20618] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20623] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20629 attached [pid 20628] <... prctl resumed>) = 0 [pid 20627] <... prctl resumed>) = 0 [pid 20626] perf_event_open(NULL, -1, 0, -1, 0 [pid 20625] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20618] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20629] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20628] setpgid(0, 0 [pid 20627] setpgid(0, 0 [pid 20626] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20625] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20623] <... clone resumed>, parent_tid=[20629], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20629 ./strace-static-x86_64: Process 20630 attached [pid 20629] <... set_robust_list resumed>) = 0 [pid 20628] <... setpgid resumed>) = 0 [pid 20627] <... setpgid resumed>) = 0 [pid 20626] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20625] <... mprotect resumed>) = 0 [pid 20623] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20630] set_robust_list(0x5555558625e0, 24 [pid 20629] perf_event_open( [pid 20628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20626] <... futex resumed>) = 1 [pid 20625] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20623] <... futex resumed>) = 0 [pid 20618] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20630 ./strace-static-x86_64: Process 20631 attached [pid 20630] <... set_robust_list resumed>) = 0 [pid 20629] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20628] <... openat resumed>) = 3 [pid 20627] <... openat resumed>) = 3 [pid 20626] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20623] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20618] exit_group(0 [pid 20631] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20629] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] write(3, "1000", 4 [pid 20627] write(3, "1000", 4 [pid 20626] <... futex resumed>) = ? [pid 20625] <... clone resumed>, parent_tid=[20631], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20631 [pid 20623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20618] <... exit_group resumed>) = ? [pid 20631] <... set_robust_list resumed>) = 0 [pid 20630] <... prctl resumed>) = 0 [pid 20629] <... futex resumed>) = 0 [pid 20628] <... write resumed>) = 4 [pid 20627] <... write resumed>) = 4 [pid 20626] +++ exited with 0 +++ [pid 20625] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20618] +++ exited with 0 +++ [pid 20631] perf_event_open( [pid 20630] setpgid(0, 0 [pid 20629] perf_event_open(NULL, -1, 0, -1, 0 [pid 20628] close(3 [pid 20627] close(3 [pid 20625] <... futex resumed>) = 0 [pid 20623] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20631] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20630] <... setpgid resumed>) = 0 [pid 20629] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20628] <... close resumed>) = 0 [pid 20627] <... close resumed>) = 0 [pid 20625] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20623] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20631] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20629] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20627] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20631] <... futex resumed>) = 0 [pid 20630] <... openat resumed>) = 3 [pid 20629] <... futex resumed>) = 0 [pid 20628] <... futex resumed>) = 0 [pid 20627] <... futex resumed>) = 0 [pid 20625] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20623] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20631] perf_event_open(NULL, -1, 0, -1, 0 [pid 20630] write(3, "1000", 4 [pid 20628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20625] <... futex resumed>) = 0 [pid 20623] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20632 attached [pid 20631] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20630] <... write resumed>) = 4 [pid 20629] +++ exited with 0 +++ [pid 20628] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20627] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20625] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20632] set_robust_list(0x5555558625e0, 24 [pid 20631] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20630] close(3 [pid 20628] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20627] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20623] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20632 [pid 20632] <... set_robust_list resumed>) = 0 [pid 20631] <... futex resumed>) = 0 [pid 20630] <... close resumed>) = 0 [pid 20628] <... mprotect resumed>) = 0 [pid 20627] <... mprotect resumed>) = 0 [pid 20625] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20623, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20630] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20627] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20625] <... exit_group resumed>) = ? [pid 5078] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20634 attached ./strace-static-x86_64: Process 20633 attached [pid 20632] <... prctl resumed>) = 0 [pid 20631] +++ exited with 0 +++ [pid 20630] <... futex resumed>) = 0 [pid 20625] +++ exited with 0 +++ [pid 20632] setpgid(0, 0 [pid 20630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20628] <... clone resumed>, parent_tid=[20633], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20633 [pid 20627] <... clone resumed>, parent_tid=[20634], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20634 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20634] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20633] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20632] <... setpgid resumed>) = 0 [pid 20630] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20628] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20627] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20633] <... set_robust_list resumed>) = 0 [pid 20630] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20628] <... futex resumed>) = 0 [pid 20627] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20633] perf_event_open( [pid 20630] <... mprotect resumed>) = 0 [pid 20628] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20627] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20633] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20632] <... openat resumed>) = 3 [pid 20630] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20633] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20635 [pid 20632] write(3, "1000", 4 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20636 [pid 20633] <... futex resumed>) = 1 [pid 20630] <... clone resumed>, parent_tid=[20637], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20637 [pid 20628] <... futex resumed>) = 0 [pid 20634] <... set_robust_list resumed>) = 0 [pid 20633] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20632] <... write resumed>) = 4 [pid 20630] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20635 attached [pid 20633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20632] close(3 [pid 20630] <... futex resumed>) = 0 [pid 20628] <... futex resumed>) = 0 [pid 20634] perf_event_open(./strace-static-x86_64: Process 20637 attached ./strace-static-x86_64: Process 20636 attached [pid 20635] set_robust_list(0x5555558625e0, 24 [pid 20634] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20633] perf_event_open(NULL, -1, 0, -1, 0 [pid 20632] <... close resumed>) = 0 [pid 20630] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20628] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20637] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20636] set_robust_list(0x5555558625e0, 24 [pid 20635] <... set_robust_list resumed>) = 0 [pid 20634] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20633] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20632] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20637] <... set_robust_list resumed>) = 0 [pid 20634] <... futex resumed>) = 1 [pid 20633] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20632] <... futex resumed>) = 0 [pid 20627] <... futex resumed>) = 0 [pid 20637] perf_event_open( [pid 20636] <... set_robust_list resumed>) = 0 [pid 20635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20634] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20633] <... futex resumed>) = 1 [pid 20632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20628] <... futex resumed>) = 0 [pid 20627] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20637] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20635] <... prctl resumed>) = 0 [pid 20634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20633] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20632] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20628] exit_group(0 [pid 20627] <... futex resumed>) = 0 [pid 20637] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20636] <... prctl resumed>) = 0 [pid 20635] setpgid(0, 0 [pid 20634] perf_event_open(NULL, -1, 0, -1, 0 [pid 20633] <... futex resumed>) = ? [pid 20632] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20628] <... exit_group resumed>) = ? [pid 20627] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20637] <... futex resumed>) = 1 [pid 20636] setpgid(0, 0 [pid 20635] <... setpgid resumed>) = 0 [pid 20634] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20633] +++ exited with 0 +++ [pid 20632] <... mprotect resumed>) = 0 [pid 20630] <... futex resumed>) = 0 [pid 20637] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20636] <... setpgid resumed>) = 0 [pid 20635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20634] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20632] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20630] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20628] +++ exited with 0 +++ [pid 20637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20635] <... openat resumed>) = 3 [pid 20634] <... futex resumed>) = 1 [pid 20630] <... futex resumed>) = 0 [pid 20627] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20638 attached [pid 20637] perf_event_open(NULL, -1, 0, -1, 0 [pid 20636] <... openat resumed>) = 3 [pid 20635] write(3, "1000", 4 [pid 20634] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20632] <... clone resumed>, parent_tid=[20638], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20638 [pid 20630] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20627] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20638] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20637] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20636] write(3, "1000", 4 [pid 20635] <... write resumed>) = 4 [pid 20634] <... futex resumed>) = ? [pid 20632] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20627] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20638] <... set_robust_list resumed>) = 0 [pid 20637] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20636] <... write resumed>) = 4 [pid 20635] close(3 [pid 20634] +++ exited with 0 +++ [pid 20632] <... futex resumed>) = 0 [pid 20627] +++ exited with 0 +++ [pid 20638] perf_event_open( [pid 20637] <... futex resumed>) = 1 [pid 20636] close(3 [pid 20635] <... close resumed>) = 0 [pid 20632] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20630] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20639 ./strace-static-x86_64: Process 20639 attached [pid 20638] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20637] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20636] <... close resumed>) = 0 [pid 20635] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20630] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20627, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 20639] set_robust_list(0x5555558625e0, 24 [pid 20638] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20637] <... futex resumed>) = ? [pid 20636] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20635] <... futex resumed>) = 0 [pid 20630] <... exit_group resumed>) = ? [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20639] <... set_robust_list resumed>) = 0 [pid 20638] <... futex resumed>) = 1 [pid 20637] +++ exited with 0 +++ [pid 20636] <... futex resumed>) = 0 [pid 20635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20632] <... futex resumed>) = 0 [pid 20638] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20635] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20636] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20635] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20630] +++ exited with 0 +++ [pid 5075] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20632] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20636] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20635] <... mprotect resumed>) = 0 [pid 20638] <... futex resumed>) = 0 [pid 20632] <... futex resumed>) = 1 [pid 20639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20638] perf_event_open(NULL, -1, 0, -1, 0 [pid 20636] <... mprotect resumed>) = 0 [pid 20635] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20632] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20640 attached [pid 20639] <... prctl resumed>) = 0 [pid 20638] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20636] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20640] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20639] setpgid(0, 0 [pid 20638] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20635] <... clone resumed>, parent_tid=[20640], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20640 [pid 20640] <... set_robust_list resumed>) = 0 [pid 20639] <... setpgid resumed>) = 0 [pid 20638] <... futex resumed>) = 1 [pid 20636] <... clone resumed>, parent_tid=[20641], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20641 [pid 20635] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20632] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20643 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20642 [pid 20640] perf_event_open( [pid 20639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20638] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20636] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20635] <... futex resumed>) = 0 [pid 20632] exit_group(0./strace-static-x86_64: Process 20643 attached ./strace-static-x86_64: Process 20641 attached [pid 20640] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20639] <... openat resumed>) = 3 [pid 20638] <... futex resumed>) = ? [pid 20636] <... futex resumed>) = 0 [pid 20635] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20632] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20642 attached [pid 20643] set_robust_list(0x5555558625e0, 24 [pid 20641] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20640] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20639] write(3, "1000", 4 [pid 20638] +++ exited with 0 +++ [pid 20636] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20643] <... set_robust_list resumed>) = 0 [pid 20642] set_robust_list(0x5555558625e0, 24 [pid 20640] <... futex resumed>) = 0 [pid 20639] <... write resumed>) = 4 [pid 20635] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20632] +++ exited with 0 +++ [pid 20643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20642] <... set_robust_list resumed>) = 0 [pid 20641] <... set_robust_list resumed>) = 0 [pid 20640] perf_event_open(NULL, -1, 0, -1, 0 [pid 20639] close(3 [pid 20635] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20643] <... prctl resumed>) = 0 [pid 20642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20641] perf_event_open( [pid 20640] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20639] <... close resumed>) = 0 [pid 20635] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20643] setpgid(0, 0 [pid 20642] <... prctl resumed>) = 0 [pid 20641] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20640] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20639] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20643] <... setpgid resumed>) = 0 [pid 20642] setpgid(0, 0 [pid 20641] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20640] <... futex resumed>) = 0 [pid 20639] <... futex resumed>) = 0 [pid 20635] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20642] <... setpgid resumed>) = 0 [pid 20641] <... futex resumed>) = 1 [pid 20639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20636] <... futex resumed>) = 0 [pid 20635] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20644 attached [pid 20643] <... openat resumed>) = 3 [pid 20642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20641] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20640] +++ exited with 0 +++ [pid 20639] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20636] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20644 [pid 20644] set_robust_list(0x5555558625e0, 24 [pid 20643] write(3, "1000", 4 [pid 20642] <... openat resumed>) = 3 [pid 20641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20639] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20636] <... futex resumed>) = 0 [pid 20635] +++ exited with 0 +++ [pid 20644] <... set_robust_list resumed>) = 0 [pid 20643] <... write resumed>) = 4 [pid 20642] write(3, "1000", 4 [pid 20641] perf_event_open(NULL, -1, 0, -1, 0 [pid 20639] <... mprotect resumed>) = 0 [pid 20636] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20643] close(3 [pid 20642] <... write resumed>) = 4 [pid 20641] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20639] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20644] <... prctl resumed>) = 0 [pid 20643] <... close resumed>) = 0 [pid 20642] close(3 [pid 20641] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20645 attached [pid 20644] setpgid(0, 0 [pid 20643] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20642] <... close resumed>) = 0 [pid 20641] <... futex resumed>) = 1 [pid 20636] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20645] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20644] <... setpgid resumed>) = 0 [pid 20643] <... futex resumed>) = 0 [pid 20642] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20641] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20639] <... clone resumed>, parent_tid=[20645], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20645 [pid 20636] exit_group(0 [pid 20644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20642] <... futex resumed>) = 0 [pid 20641] <... futex resumed>) = ? [pid 20639] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20636] <... exit_group resumed>) = ? [pid 20645] <... set_robust_list resumed>) = 0 [pid 20644] <... openat resumed>) = 3 [pid 20643] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20641] +++ exited with 0 +++ [pid 20639] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20646 attached [pid 20645] perf_event_open( [pid 20644] write(3, "1000", 4 [pid 20643] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20642] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20639] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20636] +++ exited with 0 +++ [pid 20644] <... write resumed>) = 4 [pid 20643] <... mprotect resumed>) = 0 [pid 20642] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20646 [pid 20646] set_robust_list(0x5555558625e0, 24 [pid 20645] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20644] close(3 [pid 20643] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20642] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20647 attached [pid 20646] <... set_robust_list resumed>) = 0 [pid 20645] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20644] <... close resumed>) = 0 [pid 20642] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20648 attached [pid 20647] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20645] <... futex resumed>) = 1 [pid 20644] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20643] <... clone resumed>, parent_tid=[20647], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20647 [pid 20639] <... futex resumed>) = 0 [pid 20646] <... prctl resumed>) = 0 [pid 20644] <... futex resumed>) = 0 [pid 20643] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20642] <... clone resumed>, parent_tid=[20648], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20648 [pid 20646] setpgid(0, 0 [pid 20644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20643] <... futex resumed>) = 0 [pid 20642] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20647] <... set_robust_list resumed>) = 0 [pid 20646] <... setpgid resumed>) = 0 [pid 20645] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20644] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20643] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20642] <... futex resumed>) = 0 [pid 20639] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20648] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20647] perf_event_open( [pid 20646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20644] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20642] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20639] <... futex resumed>) = 0 [pid 20647] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20646] <... openat resumed>) = 3 [pid 20645] perf_event_open(NULL, -1, 0, -1, 0 [pid 20644] <... mprotect resumed>) = 0 [pid 20639] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20649 attached [pid 20647] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20646] write(3, "1000", 4 [pid 20645] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20644] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20648] <... set_robust_list resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20649 [pid 20647] <... futex resumed>) = 1 [pid 20646] <... write resumed>) = 4 [pid 20645] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20643] <... futex resumed>) = 0 [pid 20647] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20646] close(3 [pid 20645] <... futex resumed>) = 1 [pid 20644] <... clone resumed>, parent_tid=[20650], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20650 [pid 20643] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20639] <... futex resumed>) = 0 [pid 20647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20646] <... close resumed>) = 0 [pid 20645] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20644] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20643] <... futex resumed>) = 0 [pid 20647] perf_event_open(NULL, -1, 0, -1, 0 [pid 20646] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20644] <... futex resumed>) = 0 [pid 20643] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20639] exit_group(0 [pid 20647] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20646] <... futex resumed>) = 0 [pid 20645] <... futex resumed>) = ? [pid 20644] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20639] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20650 attached [pid 20647] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20645] +++ exited with 0 +++ [pid 20650] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20646] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20650] <... set_robust_list resumed>) = 0 [pid 20646] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20639] +++ exited with 0 +++ [pid 20650] perf_event_open( [pid 20647] <... futex resumed>) = 1 [pid 20646] <... mprotect resumed>) = 0 [pid 20643] <... futex resumed>) = 0 [pid 20650] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20648] perf_event_open( [pid 20647] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20646] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20643] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20650] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20648] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20647] <... futex resumed>) = ? [pid 20643] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20651 attached [pid 20650] <... futex resumed>) = 1 [pid 20649] set_robust_list(0x5555558625e0, 24 [pid 20648] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20647] +++ exited with 0 +++ [pid 20646] <... clone resumed>, parent_tid=[20651], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20651 [pid 20644] <... futex resumed>) = 0 [pid 20643] +++ exited with 0 +++ [pid 20650] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20649] <... set_robust_list resumed>) = 0 [pid 20648] <... futex resumed>) = 1 [pid 20646] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20644] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20642] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20648] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20646] <... futex resumed>) = 0 [pid 20644] <... futex resumed>) = 0 [pid 20642] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20650] perf_event_open(NULL, -1, 0, -1, 0 [pid 20646] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20644] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20642] <... futex resumed>) = 0 [pid 20650] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20649] <... prctl resumed>) = 0 [pid 20648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20642] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20650] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] setpgid(0, 0 [pid 20648] perf_event_open(NULL, -1, 0, -1, 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20652 [pid 20650] <... futex resumed>) = 1 [pid 20649] <... setpgid resumed>) = 0 [pid 20648] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20644] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20652 attached [pid 20651] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20650] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20648] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20644] exit_group(0 [pid 20650] <... futex resumed>) = ? [pid 20648] <... futex resumed>) = 1 [pid 20644] <... exit_group resumed>) = ? [pid 20642] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20649] <... openat resumed>) = 3 [pid 20652] set_robust_list(0x5555558625e0, 24 [pid 20651] <... set_robust_list resumed>) = 0 [pid 20650] +++ exited with 0 +++ [pid 20649] write(3, "1000", 4 [pid 20648] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20644] +++ exited with 0 +++ ./strace-static-x86_64: Process 20653 attached [pid 20652] <... set_robust_list resumed>) = 0 [pid 20651] perf_event_open( [pid 20649] <... write resumed>) = 4 [pid 20642] exit_group(0 [pid 20653] set_robust_list(0x5555558625e0, 24 [pid 20652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20651] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20649] close(3 [pid 20648] <... futex resumed>) = ? [pid 20642] <... exit_group resumed>) = ? [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20653 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20653] <... set_robust_list resumed>) = 0 [pid 20652] <... prctl resumed>) = 0 [pid 20651] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] <... close resumed>) = 0 [pid 20648] +++ exited with 0 +++ [pid 20642] +++ exited with 0 +++ [pid 20653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20652] setpgid(0, 0 [pid 20651] <... futex resumed>) = 1 [pid 20649] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20646] <... futex resumed>) = 0 [pid 20653] <... prctl resumed>) = 0 [pid 20652] <... setpgid resumed>) = 0 [pid 20651] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20649] <... futex resumed>) = 0 [pid 20646] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20653] setpgid(0, 0 [pid 20652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20646] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20653] <... setpgid resumed>) = 0 [pid 20652] <... openat resumed>) = 3 [pid 20651] perf_event_open(NULL, -1, 0, -1, 0 [pid 20649] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20646] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20652] write(3, "1000", 4 [pid 20651] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20649] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20654 ./strace-static-x86_64: Process 20654 attached [pid 20653] <... openat resumed>) = 3 [pid 20652] <... write resumed>) = 4 [pid 20651] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20655 [pid 20654] set_robust_list(0x5555558625e0, 24 [pid 20653] write(3, "1000", 4 [pid 20652] close(3 [pid 20651] <... futex resumed>) = 1 [pid 20649] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20646] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20656 attached ./strace-static-x86_64: Process 20655 attached [pid 20654] <... set_robust_list resumed>) = 0 [pid 20653] <... write resumed>) = 4 [pid 20652] <... close resumed>) = 0 [pid 20651] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20653] close(3 [pid 20652] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] <... clone resumed>, parent_tid=[20656], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20656 [pid 20646] exit_group(0 [pid 20656] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20655] set_robust_list(0x5555558625e0, 24 [pid 20654] <... prctl resumed>) = 0 [pid 20653] <... close resumed>) = 0 [pid 20652] <... futex resumed>) = 0 [pid 20651] <... futex resumed>) = ? [pid 20649] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20646] <... exit_group resumed>) = ? [pid 20653] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20651] +++ exited with 0 +++ [pid 20649] <... futex resumed>) = 0 [pid 20653] <... futex resumed>) = 0 [pid 20652] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20649] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20652] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20646] +++ exited with 0 +++ [pid 20656] <... set_robust_list resumed>) = 0 [pid 20655] <... set_robust_list resumed>) = 0 [pid 20654] setpgid(0, 0 [pid 20653] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20652] <... mprotect resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20654] <... setpgid resumed>) = 0 [pid 20653] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20652] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20656] perf_event_open( [pid 20655] <... prctl resumed>) = 0 [pid 20654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20653] <... mprotect resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20655] setpgid(0, 0 [pid 20654] <... openat resumed>) = 3 [pid 20653] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20652] <... clone resumed>, parent_tid=[20657], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20657 ./strace-static-x86_64: Process 20658 attached [pid 20656] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20655] <... setpgid resumed>) = 0 [pid 20654] write(3, "1000", 4 [pid 20652] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20656] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20654] <... write resumed>) = 4 [pid 20653] <... clone resumed>, parent_tid=[20658], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20658 [pid 20652] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20659 attached [pid 20658] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20656] <... futex resumed>) = 1 [pid 20655] <... openat resumed>) = 3 [pid 20654] close(3 [pid 20653] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20652] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20649] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20657 attached [pid 20658] <... set_robust_list resumed>) = 0 [pid 20656] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20655] write(3, "1000", 4 [pid 20654] <... close resumed>) = 0 [pid 20653] <... futex resumed>) = 0 [pid 20649] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20659 [pid 20658] perf_event_open( [pid 20657] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20655] <... write resumed>) = 4 [pid 20654] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20653] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20649] <... futex resumed>) = 0 [pid 20658] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20657] <... set_robust_list resumed>) = 0 [pid 20656] perf_event_open(NULL, -1, 0, -1, 0 [pid 20655] close(3 [pid 20654] <... futex resumed>) = 0 [pid 20649] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20659] set_robust_list(0x5555558625e0, 24 [pid 20658] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20657] perf_event_open( [pid 20656] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20655] <... close resumed>) = 0 [pid 20654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20659] <... set_robust_list resumed>) = 0 [pid 20658] <... futex resumed>) = 1 [pid 20657] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20656] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20655] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20654] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20653] <... futex resumed>) = 0 [pid 20659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20658] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20657] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20656] <... futex resumed>) = 1 [pid 20655] <... futex resumed>) = 0 [pid 20654] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20653] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] <... futex resumed>) = 0 [pid 20659] <... prctl resumed>) = 0 [pid 20658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20657] <... futex resumed>) = 1 [pid 20656] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20654] <... mprotect resumed>) = 0 [pid 20653] <... futex resumed>) = 0 [pid 20652] <... futex resumed>) = 0 [pid 20649] exit_group(0 [pid 20659] setpgid(0, 0 [pid 20658] perf_event_open(NULL, -1, 0, -1, 0 [pid 20657] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20656] <... futex resumed>) = ? [pid 20655] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20654] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20653] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20652] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20649] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20660 attached [pid 20659] <... setpgid resumed>) = 0 [pid 20658] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20656] +++ exited with 0 +++ [pid 20655] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20652] <... futex resumed>) = 0 [pid 20649] +++ exited with 0 +++ [pid 20660] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20658] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20657] perf_event_open(NULL, -1, 0, -1, 0 [pid 20655] <... mprotect resumed>) = 0 [pid 20654] <... clone resumed>, parent_tid=[20660], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20660 [pid 20652] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20659] <... openat resumed>) = 3 [pid 20658] <... futex resumed>) = 1 [pid 20657] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20655] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20654] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20653] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20661 attached [pid 20660] <... set_robust_list resumed>) = 0 [pid 20659] write(3, "1000", 4 [pid 20658] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20657] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20654] <... futex resumed>) = 0 [pid 20653] exit_group(0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20661] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20660] perf_event_open( [pid 20659] <... write resumed>) = 4 [pid 20658] <... futex resumed>) = ? [pid 20657] <... futex resumed>) = 1 [pid 20655] <... clone resumed>, parent_tid=[20661], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20661 [pid 20654] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20653] <... exit_group resumed>) = ? [pid 20652] <... futex resumed>) = 0 [pid 20661] <... set_robust_list resumed>) = 0 [pid 20660] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20659] close(3 [pid 20658] +++ exited with 0 +++ [pid 20657] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20655] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20653] +++ exited with 0 +++ [pid 20652] exit_group(0 [pid 20661] perf_event_open( [pid 20660] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20659] <... close resumed>) = 0 [pid 20657] <... futex resumed>) = ? [pid 20655] <... futex resumed>) = 0 [pid 20652] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20661] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20660] <... futex resumed>) = 1 [pid 20659] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20657] +++ exited with 0 +++ [pid 20655] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20654] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20662 attached [pid 20661] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20660] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20659] <... futex resumed>) = 0 [pid 20655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20654] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20652] +++ exited with 0 +++ [pid 20661] <... futex resumed>) = 0 [pid 20660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20655] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20654] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20662 [pid 20662] set_robust_list(0x5555558625e0, 24 [pid 20661] perf_event_open(NULL, -1, 0, -1, 0 [pid 20660] perf_event_open(NULL, -1, 0, -1, 0 [pid 20659] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20655] <... futex resumed>) = 0 [pid 20654] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20662] <... set_robust_list resumed>) = 0 [pid 20661] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20660] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20659] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20655] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20661] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20660] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20659] <... mprotect resumed>) = 0 [pid 20655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20663 attached [pid 20662] <... prctl resumed>) = 0 [pid 20661] <... futex resumed>) = 0 [pid 20660] <... futex resumed>) = 1 [pid 20659] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20655] exit_group(0 [pid 20654] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20664 attached [pid 20663] set_robust_list(0x5555558625e0, 24 [pid 20662] setpgid(0, 0 [pid 20660] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20655] <... exit_group resumed>) = ? [pid 20654] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20663 [pid 20664] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20663] <... set_robust_list resumed>) = 0 [pid 20662] <... setpgid resumed>) = 0 [pid 20661] +++ exited with 0 +++ [pid 20660] <... futex resumed>) = ? [pid 20659] <... clone resumed>, parent_tid=[20664], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20664 [pid 20655] +++ exited with 0 +++ [pid 20654] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20664] <... set_robust_list resumed>) = 0 [pid 20663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20660] +++ exited with 0 +++ [pid 20659] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20654] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20663] <... prctl resumed>) = 0 [pid 20662] <... openat resumed>) = 3 [pid 20659] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20665 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20663] setpgid(0, 0 [pid 20662] write(3, "1000", 4 [pid 20659] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5073] <... restart_syscall resumed>) = 0 [pid 20663] <... setpgid resumed>) = 0 [pid 20662] <... write resumed>) = 4 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20664] perf_event_open( [pid 20663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20662] close(3./strace-static-x86_64: Process 20665 attached [pid 20663] <... openat resumed>) = 3 [pid 20662] <... close resumed>) = 0 [pid 20664] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20665] set_robust_list(0x5555558625e0, 24 [pid 20664] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20663] write(3, "1000", 4 [pid 20662] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20666 attached [pid 20665] <... set_robust_list resumed>) = 0 [pid 20664] <... futex resumed>) = 1 [pid 20663] <... write resumed>) = 4 [pid 20662] <... futex resumed>) = 0 [pid 20659] <... futex resumed>) = 0 [pid 20666] set_robust_list(0x5555558625e0, 24 [pid 20665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20664] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20663] close(3 [pid 20662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20659] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20666 ./strace-static-x86_64: Process 20667 attached [pid 20666] <... set_robust_list resumed>) = 0 [pid 20665] <... prctl resumed>) = 0 [pid 20664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20663] <... close resumed>) = 0 [pid 20662] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20659] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20667 [pid 20666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20665] setpgid(0, 0 [pid 20664] perf_event_open(NULL, -1, 0, -1, 0 [pid 20663] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20662] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20659] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20666] <... prctl resumed>) = 0 [pid 20665] <... setpgid resumed>) = 0 [pid 20664] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20663] <... futex resumed>) = 0 [pid 20662] <... mprotect resumed>) = 0 [pid 20666] setpgid(0, 0 [pid 20665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20664] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20666] <... setpgid resumed>) = 0 [pid 20665] <... openat resumed>) = 3 [pid 20664] <... futex resumed>) = 1 [pid 20663] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20662] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20659] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20668 attached [pid 20667] set_robust_list(0x5555558625e0, 24 [pid 20666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20665] write(3, "1000", 4 [pid 20664] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20663] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20659] exit_group(0 [pid 20668] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20667] <... set_robust_list resumed>) = 0 [pid 20666] <... openat resumed>) = 3 [pid 20665] <... write resumed>) = 4 [pid 20664] <... futex resumed>) = ? [pid 20663] <... mprotect resumed>) = 0 [pid 20662] <... clone resumed>, parent_tid=[20668], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20668 [pid 20659] <... exit_group resumed>) = ? [pid 20668] <... set_robust_list resumed>) = 0 [pid 20666] write(3, "1000", 4 [pid 20665] close(3 [pid 20663] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20662] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20668] perf_event_open( [pid 20666] <... write resumed>) = 4 [pid 20665] <... close resumed>) = 0 [pid 20662] <... futex resumed>) = 0 [pid 20668] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20666] close(3 [pid 20665] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20664] +++ exited with 0 +++ [pid 20663] <... clone resumed>, parent_tid=[20669], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20669 [pid 20662] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20659] +++ exited with 0 +++ [pid 20668] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20666] <... close resumed>) = 0 [pid 20665] <... futex resumed>) = 0 [pid 20663] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20668] <... futex resumed>) = 0 [pid 20666] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20663] <... futex resumed>) = 0 [pid 20662] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20669 attached [pid 20668] perf_event_open(NULL, -1, 0, -1, 0 [pid 20667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20666] <... futex resumed>) = 0 [pid 20665] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20663] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20662] <... futex resumed>) = 0 [pid 20668] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20665] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20662] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20669] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20668] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20667] <... prctl resumed>) = 0 [pid 20666] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20665] <... mprotect resumed>) = 0 [pid 20662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20668] <... futex resumed>) = 0 [pid 20666] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20665] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20662] exit_group(0 [pid 20667] setpgid(0, 0 [pid 20666] <... mprotect resumed>) = 0 [pid 20662] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20670 attached [pid 20669] <... set_robust_list resumed>) = 0 [pid 20668] +++ exited with 0 +++ [pid 20667] <... setpgid resumed>) = 0 [pid 20666] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20665] <... clone resumed>, parent_tid=[20670], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20670 [pid 20665] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20666] <... clone resumed>, parent_tid=[20671], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20671 [pid 20665] <... futex resumed>) = 0 [pid 20666] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20665] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20666] <... futex resumed>) = 0 [pid 20662] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20666] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 20672 attached [pid 20672] set_robust_list(0x5555558625e0, 24 [pid 20667] <... openat resumed>) = 3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20672 [pid 20669] perf_event_open( [pid 20667] write(3, "1000", 4 [pid 20669] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20667] <... write resumed>) = 4 [pid 20669] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20667] close(3 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20672] <... set_robust_list resumed>) = 0 [pid 20669] <... futex resumed>) = 1 [pid 20667] <... close resumed>) = 0 [pid 20663] <... futex resumed>) = 0 [pid 20672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20663] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20671 attached [pid 20672] <... prctl resumed>) = 0 [pid 20663] <... futex resumed>) = 0 [pid 20672] setpgid(0, 0 [pid 20671] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20669] perf_event_open(NULL, -1, 0, -1, 0 [pid 20667] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20663] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20672] <... setpgid resumed>) = 0 [pid 20671] <... set_robust_list resumed>) = 0 [pid 20669] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20667] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20673 [pid 20672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20671] perf_event_open( [pid 20669] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20672] <... openat resumed>) = 3 [pid 20671] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20670] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20669] <... futex resumed>) = 1 [pid 20663] <... futex resumed>) = 0 [pid 20667] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20672] write(3, "1000", 4 [pid 20671] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20669] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20667] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20663] exit_group(0 [pid 20672] <... write resumed>) = 4 [pid 20671] <... futex resumed>) = 1 [pid 20666] <... futex resumed>) = 0 [pid 20663] <... exit_group resumed>) = ? [pid 20672] close(3 [pid 20671] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20670] <... set_robust_list resumed>) = 0 [pid 20669] <... futex resumed>) = ? [pid 20667] <... mprotect resumed>) = 0 [pid 20666] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20673 attached [pid 20672] <... close resumed>) = 0 [pid 20671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20670] perf_event_open( [pid 20667] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20666] <... futex resumed>) = 0 [pid 20669] +++ exited with 0 +++ [pid 20663] +++ exited with 0 +++ [pid 20672] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20671] perf_event_open(NULL, -1, 0, -1, 0 [pid 20670] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20666] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20673] set_robust_list(0x5555558625e0, 24 [pid 20672] <... futex resumed>) = 0 [pid 20671] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20670] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20667] <... clone resumed>, parent_tid=[20674], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20674 ./strace-static-x86_64: Process 20674 attached [pid 20673] <... set_robust_list resumed>) = 0 [pid 20672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20671] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20670] <... futex resumed>) = 1 [pid 20667] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20665] <... futex resumed>) = 0 [pid 20674] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20672] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20671] <... futex resumed>) = 1 [pid 20670] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20667] <... futex resumed>) = 0 [pid 20666] <... futex resumed>) = 0 [pid 20665] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20674] <... set_robust_list resumed>) = 0 [pid 20673] <... prctl resumed>) = 0 [pid 20672] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20671] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20667] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20666] exit_group(0 [pid 20665] <... futex resumed>) = 0 [pid 20674] perf_event_open( [pid 20673] setpgid(0, 0 [pid 20672] <... mprotect resumed>) = 0 [pid 20671] <... futex resumed>) = ? [pid 20670] perf_event_open(NULL, -1, 0, -1, 0 [pid 20666] <... exit_group resumed>) = ? [pid 20665] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20674] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20673] <... setpgid resumed>) = 0 [pid 20672] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20671] +++ exited with 0 +++ [pid 20670] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20666] +++ exited with 0 +++ [pid 20674] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20670] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20676 attached ./strace-static-x86_64: Process 20675 attached [pid 20674] <... futex resumed>) = 1 [pid 20673] <... openat resumed>) = 3 [pid 20672] <... clone resumed>, parent_tid=[20675], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20675 [pid 20670] <... futex resumed>) = 1 [pid 20667] <... futex resumed>) = 0 [pid 20665] <... futex resumed>) = 0 [pid 20674] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20673] write(3, "1000", 4 [pid 20672] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20670] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20667] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20665] exit_group(0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20676 [pid 20674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20673] <... write resumed>) = 4 [pid 20672] <... futex resumed>) = 0 [pid 20670] <... futex resumed>) = ? [pid 20667] <... futex resumed>) = 0 [pid 20665] <... exit_group resumed>) = ? [pid 20676] set_robust_list(0x5555558625e0, 24 [pid 20675] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20674] perf_event_open(NULL, -1, 0, -1, 0 [pid 20673] close(3 [pid 20672] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20670] +++ exited with 0 +++ [pid 20667] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20674] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20673] <... close resumed>) = 0 [pid 20665] +++ exited with 0 +++ [pid 20674] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20673] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20674] <... futex resumed>) = 1 [pid 20673] <... futex resumed>) = 0 [pid 20667] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20676] <... set_robust_list resumed>) = 0 [pid 20675] <... set_robust_list resumed>) = 0 [pid 20674] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20667] exit_group(0./strace-static-x86_64: Process 20677 attached [pid 20674] <... futex resumed>) = ? [pid 20673] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20667] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20677 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20678 attached [pid 20677] set_robust_list(0x5555558625e0, 24 [pid 20676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20675] perf_event_open( [pid 20674] +++ exited with 0 +++ [pid 20673] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20667] +++ exited with 0 +++ [pid 20678] set_robust_list(0x5555558625e0, 24 [pid 20677] <... set_robust_list resumed>) = 0 [pid 20676] <... prctl resumed>) = 0 [pid 20675] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20673] <... mprotect resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20678 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20667, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20678] <... set_robust_list resumed>) = 0 [pid 20677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20673] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20675] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20676] setpgid(0, 0 [pid 20678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20677] <... prctl resumed>) = 0 [pid 20676] <... setpgid resumed>) = 0 [pid 20675] <... futex resumed>) = 1 [pid 20672] <... futex resumed>) = 0 [pid 20678] <... prctl resumed>) = 0 [pid 20677] setpgid(0, 0 [pid 20675] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20673] <... clone resumed>, parent_tid=[20679], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20679 [pid 20672] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20678] setpgid(0, 0 [pid 20677] <... setpgid resumed>) = 0 [pid 20676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20673] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20672] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20679 attached [pid 20678] <... setpgid resumed>) = 0 [pid 20677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20676] <... openat resumed>) = 3 [pid 20675] perf_event_open(NULL, -1, 0, -1, 0 [pid 20673] <... futex resumed>) = 0 [pid 20672] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20679] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20677] <... openat resumed>) = 3 [pid 20676] write(3, "1000", 4 [pid 20675] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20673] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20679] <... set_robust_list resumed>) = 0 [pid 20678] <... openat resumed>) = 3 [pid 20677] write(3, "1000", 4 [pid 20676] <... write resumed>) = 4 [pid 20675] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20679] perf_event_open( [pid 20678] write(3, "1000", 4 [pid 20677] <... write resumed>) = 4 [pid 20676] close(3 [pid 20675] <... futex resumed>) = 1 [pid 20672] <... futex resumed>) = 0 [pid 20679] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20678] <... write resumed>) = 4 [pid 20677] close(3 [pid 20676] <... close resumed>) = 0 [pid 20675] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20672] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20680 ./strace-static-x86_64: Process 20680 attached [pid 20679] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20678] close(3 [pid 20677] <... close resumed>) = 0 [pid 20676] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20675] <... futex resumed>) = ? [pid 20672] <... exit_group resumed>) = ? [pid 20679] <... futex resumed>) = 1 [pid 20678] <... close resumed>) = 0 [pid 20677] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20676] <... futex resumed>) = 0 [pid 20675] +++ exited with 0 +++ [pid 20673] <... futex resumed>) = 0 [pid 20679] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20673] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20677] <... futex resumed>) = 0 [pid 20676] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20673] <... futex resumed>) = 0 [pid 20678] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20672] +++ exited with 0 +++ [pid 20680] set_robust_list(0x5555558625e0, 24 [pid 20679] perf_event_open(NULL, -1, 0, -1, 0 [pid 20678] <... futex resumed>) = 0 [pid 20677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20676] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20673] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20680] <... set_robust_list resumed>) = 0 [pid 20679] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20677] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20676] <... mprotect resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20679] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20678] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20677] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20676] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20680] <... prctl resumed>) = 0 [pid 20679] <... futex resumed>) = 1 [pid 20678] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20677] <... mprotect resumed>) = 0 [pid 20673] <... futex resumed>) = 0 [pid 20679] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20676] <... clone resumed>, parent_tid=[20681], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20681 [pid 20673] exit_group(0 [pid 20679] <... futex resumed>) = ? [pid 20678] <... mprotect resumed>) = 0 [pid 20677] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20676] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20673] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20682 [pid 20680] setpgid(0, 0./strace-static-x86_64: Process 20682 attached ./strace-static-x86_64: Process 20681 attached ./strace-static-x86_64: Process 20683 attached ) = 0 [pid 20679] +++ exited with 0 +++ [pid 20678] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20676] <... futex resumed>) = 0 [pid 20673] +++ exited with 0 +++ ./strace-static-x86_64: Process 20684 attached [pid 20683] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20682] set_robust_list(0x5555558625e0, 24 [pid 20681] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20677] <... clone resumed>, parent_tid=[20683], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20683 [pid 20676] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20683] <... set_robust_list resumed>) = 0 [pid 20682] <... set_robust_list resumed>) = 0 [pid 20681] <... set_robust_list resumed>) = 0 [pid 20680] <... openat resumed>) = 3 [pid 20678] <... clone resumed>, parent_tid=[20684], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20684 [pid 20677] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20684] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20683] perf_event_open( [pid 20682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20681] perf_event_open( [pid 20680] write(3, "1000", 4 [pid 20678] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20677] <... futex resumed>) = 0 [pid 20683] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20682] <... prctl resumed>) = 0 [pid 20681] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20680] <... write resumed>) = 4 [pid 20678] <... futex resumed>) = 0 [pid 20677] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20685 attached [pid 20684] <... set_robust_list resumed>) = 0 [pid 20683] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20682] setpgid(0, 0 [pid 20681] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20680] close(3 [pid 20678] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20683] <... futex resumed>) = 0 [pid 20682] <... setpgid resumed>) = 0 [pid 20681] <... futex resumed>) = 1 [pid 20680] <... close resumed>) = 0 [pid 20685] set_robust_list(0x5555558625e0, 24 [pid 20684] perf_event_open( [pid 20677] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20676] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20685 [pid 20685] <... set_robust_list resumed>) = 0 [pid 20683] perf_event_open(NULL, -1, 0, -1, 0 [pid 20682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20681] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20680] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20677] <... futex resumed>) = 0 [pid 20676] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20684] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20683] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20682] <... openat resumed>) = 3 [pid 20681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20680] <... futex resumed>) = 0 [pid 20677] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20676] <... futex resumed>) = 0 [pid 20685] <... prctl resumed>) = 0 [pid 20684] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20683] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20682] write(3, "1000", 4 [pid 20681] perf_event_open(NULL, -1, 0, -1, 0 [pid 20680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20676] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20685] setpgid(0, 0 [pid 20684] <... futex resumed>) = 1 [pid 20683] <... futex resumed>) = 0 [pid 20682] <... write resumed>) = 4 [pid 20681] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20680] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20678] <... futex resumed>) = 0 [pid 20677] exit_group(0 [pid 20685] <... setpgid resumed>) = 0 [pid 20684] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20682] close(3 [pid 20681] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20680] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20678] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20677] <... exit_group resumed>) = ? [pid 20685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20683] +++ exited with 0 +++ [pid 20682] <... close resumed>) = 0 [pid 20681] <... futex resumed>) = 1 [pid 20680] <... mprotect resumed>) = 0 [pid 20678] <... futex resumed>) = 0 [pid 20676] <... futex resumed>) = 0 [pid 20685] <... openat resumed>) = 3 [pid 20676] exit_group(0 [pid 20685] write(3, "1000", 4 [pid 20678] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20677] +++ exited with 0 +++ [pid 20676] <... exit_group resumed>) = ? [pid 20685] <... write resumed>) = 4 [pid 20684] perf_event_open(NULL, -1, 0, -1, 0 [pid 20682] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20681] +++ exited with 0 +++ [pid 20680] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20676] +++ exited with 0 +++ [pid 20685] close(3 [pid 20684] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20682] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20685] <... close resumed>) = 0 [pid 20684] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20680] <... clone resumed>, parent_tid=[20686], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20686 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20685] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20684] <... futex resumed>) = 1 [pid 20682] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20680] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20678] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20685] <... futex resumed>) = 0 [pid 20684] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20682] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20680] <... futex resumed>) = 0 [pid 20678] exit_group(0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20684] <... futex resumed>) = ? [pid 20682] <... mprotect resumed>) = 0 [pid 20680] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20678] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20687 attached [pid 20685] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20684] +++ exited with 0 +++ [pid 20682] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20688 ./strace-static-x86_64: Process 20686 attached [pid 20685] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20686] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20685] <... mprotect resumed>) = 0 [pid 20682] <... clone resumed>, parent_tid=[20689], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20689 [pid 20678] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20687 ./strace-static-x86_64: Process 20689 attached [pid 20687] set_robust_list(0x5555558625e0, 24 [pid 20686] <... set_robust_list resumed>) = 0 [pid 20685] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20682] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20690 attached [pid 20689] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20687] <... set_robust_list resumed>) = 0 [pid 20686] perf_event_open( [pid 20682] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20688 attached [pid 20690] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20686] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20685] <... clone resumed>, parent_tid=[20690], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20690 [pid 20682] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20690] <... set_robust_list resumed>) = 0 [pid 20689] <... set_robust_list resumed>) = 0 [pid 20688] set_robust_list(0x5555558625e0, 24 [pid 20687] <... prctl resumed>) = 0 [pid 20686] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20685] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20690] perf_event_open( [pid 20689] perf_event_open( [pid 20688] <... set_robust_list resumed>) = 0 [pid 20687] setpgid(0, 0 [pid 20686] <... futex resumed>) = 1 [pid 20685] <... futex resumed>) = 0 [pid 20680] <... futex resumed>) = 0 [pid 20690] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20689] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20687] <... setpgid resumed>) = 0 [pid 20686] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20685] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20680] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20690] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20689] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20688] <... prctl resumed>) = 0 [pid 20687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20680] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20690] <... futex resumed>) = 0 [pid 20689] <... futex resumed>) = 1 [pid 20688] setpgid(0, 0 [pid 20687] <... openat resumed>) = 3 [pid 20686] perf_event_open(NULL, -1, 0, -1, 0 [pid 20685] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20682] <... futex resumed>) = 0 [pid 20680] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20691 attached [pid 20690] perf_event_open(NULL, -1, 0, -1, 0 [pid 20689] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20688] <... setpgid resumed>) = 0 [pid 20687] write(3, "1000", 4 [pid 20686] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20685] <... futex resumed>) = 0 [pid 20682] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20691] set_robust_list(0x5555558625e0, 24 [pid 20690] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20687] <... write resumed>) = 4 [pid 20686] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20685] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20682] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20691 [pid 20691] <... set_robust_list resumed>) = 0 [pid 20690] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20689] perf_event_open(NULL, -1, 0, -1, 0 [pid 20688] <... openat resumed>) = 3 [pid 20687] close(3 [pid 20686] <... futex resumed>) = 1 [pid 20685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20682] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20680] <... futex resumed>) = 0 [pid 20691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20690] <... futex resumed>) = 0 [pid 20689] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20688] write(3, "1000", 4 [pid 20687] <... close resumed>) = 0 [pid 20686] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20685] exit_group(0 [pid 20680] exit_group(0 [pid 20691] <... prctl resumed>) = 0 [pid 20689] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20688] <... write resumed>) = 4 [pid 20687] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20686] <... futex resumed>) = ? [pid 20685] <... exit_group resumed>) = ? [pid 20680] <... exit_group resumed>) = ? [pid 20691] setpgid(0, 0 [pid 20690] +++ exited with 0 +++ [pid 20689] <... futex resumed>) = 1 [pid 20688] close(3 [pid 20687] <... futex resumed>) = 0 [pid 20686] +++ exited with 0 +++ [pid 20685] +++ exited with 0 +++ [pid 20682] <... futex resumed>) = 0 [pid 20680] +++ exited with 0 +++ [pid 20691] <... setpgid resumed>) = 0 [pid 20689] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20688] <... close resumed>) = 0 [pid 20687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20682] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20689] <... futex resumed>) = ? [pid 20688] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20687] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20682] <... exit_group resumed>) = ? [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20685, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20691] <... openat resumed>) = 3 [pid 20689] +++ exited with 0 +++ [pid 20688] <... futex resumed>) = 0 [pid 20687] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20691] write(3, "1000", 4 [pid 20688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20687] <... mprotect resumed>) = 0 [pid 20682] +++ exited with 0 +++ [pid 5072] <... restart_syscall resumed>) = 0 [pid 20691] <... write resumed>) = 4 [pid 20688] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20687] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20693 attached ./strace-static-x86_64: Process 20692 attached [pid 20691] close(3 [pid 20688] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20693] set_robust_list(0x5555558625e0, 24 [pid 20692] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20691] <... close resumed>) = 0 [pid 20688] <... mprotect resumed>) = 0 [pid 20687] <... clone resumed>, parent_tid=[20692], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20692 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20693 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20693] <... set_robust_list resumed>) = 0 [pid 20691] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20688] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20687] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20687] <... futex resumed>) = 0 [pid 20693] <... prctl resumed>) = 0 [pid 20691] <... futex resumed>) = 0 [pid 20687] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20695 attached [pid 20693] setpgid(0, 0 [pid 20692] <... set_robust_list resumed>) = 0 [pid 20691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20688] <... clone resumed>, parent_tid=[20695], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20695 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20694 [pid 20693] <... setpgid resumed>) = 0 [pid 20692] perf_event_open( [pid 20691] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20688] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20695] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20696 [pid 20693] <... openat resumed>) = 3 [pid 20691] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20688] <... futex resumed>) = 0 [pid 20693] write(3, "1000", 4 [pid 20692] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20691] <... mprotect resumed>) = 0 [pid 20688] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20693] <... write resumed>) = 4 [pid 20693] close(3 [pid 20692] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20691] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20693] <... close resumed>) = 0 [pid 20693] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20692] <... futex resumed>) = 1 [pid 20687] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20697 attached ./strace-static-x86_64: Process 20696 attached ./strace-static-x86_64: Process 20694 attached [pid 20695] <... set_robust_list resumed>) = 0 [pid 20693] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20692] perf_event_open(NULL, -1, 0, -1, 0 [pid 20691] <... clone resumed>, parent_tid=[20697], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20697 [pid 20687] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20696] set_robust_list(0x5555558625e0, 24 [pid 20695] perf_event_open( [pid 20693] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20692] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20691] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20687] <... futex resumed>) = 0 [pid 20697] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20696] <... set_robust_list resumed>) = 0 [pid 20695] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20694] set_robust_list(0x5555558625e0, 24 [pid 20693] <... mprotect resumed>) = 0 [pid 20692] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20691] <... futex resumed>) = 0 [pid 20687] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20697] <... set_robust_list resumed>) = 0 [pid 20696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20695] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20694] <... set_robust_list resumed>) = 0 [pid 20693] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20692] <... futex resumed>) = 0 [pid 20691] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20698 attached [pid 20697] perf_event_open( [pid 20696] <... prctl resumed>) = 0 [pid 20695] <... futex resumed>) = 1 [pid 20694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20692] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20688] <... futex resumed>) = 0 [pid 20687] exit_group(0 [pid 20697] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20696] setpgid(0, 0 [pid 20695] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20694] <... prctl resumed>) = 0 [pid 20693] <... clone resumed>, parent_tid=[20698], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20698 [pid 20692] <... futex resumed>) = ? [pid 20688] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20687] <... exit_group resumed>) = ? [pid 20698] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20697] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20696] <... setpgid resumed>) = 0 [pid 20695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20694] setpgid(0, 0 [pid 20693] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20692] +++ exited with 0 +++ [pid 20688] <... futex resumed>) = 0 [pid 20687] +++ exited with 0 +++ [pid 20698] perf_event_open( [pid 20697] <... futex resumed>) = 1 [pid 20696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20695] perf_event_open(NULL, -1, 0, -1, 0 [pid 20694] <... setpgid resumed>) = 0 [pid 20693] <... futex resumed>) = 0 [pid 20691] <... futex resumed>) = 0 [pid 20688] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20698] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20697] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20696] <... openat resumed>) = 3 [pid 20695] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20693] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20691] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20687, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20698] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20696] write(3, "1000", 4 [pid 20695] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20694] <... openat resumed>) = 3 [pid 20693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20691] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20698] <... futex resumed>) = 0 [pid 20697] perf_event_open(NULL, -1, 0, -1, 0 [pid 20696] <... write resumed>) = 4 [pid 20695] <... futex resumed>) = 1 [pid 20694] write(3, "1000", 4 [pid 20693] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20691] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20688] <... futex resumed>) = 0 [pid 20698] perf_event_open(NULL, -1, 0, -1, 0 [pid 20693] <... futex resumed>) = 0 [pid 20688] exit_group(0 [pid 20696] close(3 [pid 20697] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20695] syscall_0xfffffffffffffff2(0xffffff01, 0x7ffc36d83434, 0x40000001, 0, 0x13d, 0x7ffc36df5080 [pid 20694] <... write resumed>) = 4 [pid 20698] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20697] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20696] <... close resumed>) = 0 [pid 20695] +++ exited with 0 +++ [pid 20694] close(3 [pid 20693] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20688] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20699 ./strace-static-x86_64: Process 20699 attached [pid 20698] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20697] <... futex resumed>) = 1 [pid 20696] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20694] <... close resumed>) = 0 [pid 20693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20691] <... futex resumed>) = 0 [pid 20688] +++ exited with 0 +++ [pid 20699] set_robust_list(0x5555558625e0, 24 [pid 20698] <... futex resumed>) = 0 [pid 20697] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20696] <... futex resumed>) = 0 [pid 20694] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20693] exit_group(0 [pid 20691] exit_group(0 [pid 20699] <... set_robust_list resumed>) = 0 [pid 20697] <... futex resumed>) = ? [pid 20696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20694] <... futex resumed>) = 0 [pid 20693] <... exit_group resumed>) = ? [pid 20691] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20698] +++ exited with 0 +++ [pid 20697] +++ exited with 0 +++ [pid 20696] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20693] +++ exited with 0 +++ [pid 20691] +++ exited with 0 +++ [pid 20699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20696] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20699] <... prctl resumed>) = 0 [pid 20694] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20696] <... mprotect resumed>) = 0 [pid 20694] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20699] setpgid(0, 0 [pid 20696] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20694] <... mprotect resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20699] <... setpgid resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20700 [pid 20694] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20696] <... clone resumed>, parent_tid=[20701], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20701 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20703 [pid 20699] <... openat resumed>) = 3 [pid 20696] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20694] <... clone resumed>, parent_tid=[20704], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20704 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20702 [pid 20699] write(3, "1000", 4 [pid 20696] <... futex resumed>) = 0 [pid 20694] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20702 attached ./strace-static-x86_64: Process 20701 attached [pid 20699] <... write resumed>) = 4 [pid 20696] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20694] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20704 attached ./strace-static-x86_64: Process 20703 attached ./strace-static-x86_64: Process 20700 attached [pid 20702] set_robust_list(0x5555558625e0, 24 [pid 20701] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20699] close(3 [pid 20702] <... set_robust_list resumed>) = 0 [pid 20701] <... set_robust_list resumed>) = 0 [pid 20699] <... close resumed>) = 0 [pid 20694] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20704] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20701] perf_event_open( [pid 20700] set_robust_list(0x5555558625e0, 24 [pid 20699] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20704] <... set_robust_list resumed>) = 0 [pid 20703] set_robust_list(0x5555558625e0, 24 [pid 20702] <... prctl resumed>) = 0 [pid 20701] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20700] <... set_robust_list resumed>) = 0 [pid 20699] <... futex resumed>) = 0 [pid 20704] perf_event_open( [pid 20703] <... set_robust_list resumed>) = 0 [pid 20702] setpgid(0, 0 [pid 20701] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20702] <... setpgid resumed>) = 0 [pid 20701] <... futex resumed>) = 1 [pid 20700] <... prctl resumed>) = 0 [pid 20696] <... futex resumed>) = 0 [pid 20704] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20701] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20699] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20696] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20700] setpgid(0, 0 [pid 20704] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20702] <... openat resumed>) = 3 [pid 20701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20700] <... setpgid resumed>) = 0 [pid 20699] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20696] <... futex resumed>) = 0 [pid 20702] write(3, "1000", 4 [pid 20701] perf_event_open(NULL, -1, 0, -1, 0 [pid 20699] <... mprotect resumed>) = 0 [pid 20696] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20704] <... futex resumed>) = 1 [pid 20703] <... prctl resumed>) = 0 [pid 20702] <... write resumed>) = 4 [pid 20701] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20699] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20694] <... futex resumed>) = 0 [pid 20702] close(3 [pid 20701] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20702] <... close resumed>) = 0 [pid 20701] <... futex resumed>) = 1 [pid 20696] <... futex resumed>) = 0 [pid 20694] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20704] perf_event_open(NULL, -1, 0, -1, 0 [pid 20703] setpgid(0, 0 [pid 20702] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20701] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20700] <... openat resumed>) = 3 [pid 20699] <... clone resumed>, parent_tid=[20705], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20705 [pid 20696] exit_group(0 [pid 20694] <... futex resumed>) = 0 [pid 20704] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20703] <... setpgid resumed>) = 0 [pid 20702] <... futex resumed>) = 0 [pid 20701] <... futex resumed>) = ? [pid 20700] write(3, "1000", 4 [pid 20699] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20696] <... exit_group resumed>) = ? [pid 20694] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20705 attached [pid 20704] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20701] +++ exited with 0 +++ [pid 20700] <... write resumed>) = 4 [pid 20699] <... futex resumed>) = 0 [pid 20696] +++ exited with 0 +++ [pid 20694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20705] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20704] <... futex resumed>) = 0 [pid 20703] <... openat resumed>) = 3 [pid 20702] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20700] close(3 [pid 20699] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20694] exit_group(0 [pid 20705] <... set_robust_list resumed>) = 0 [pid 20703] write(3, "1000", 4 [pid 20702] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20700] <... close resumed>) = 0 [pid 20694] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20705] perf_event_open( [pid 20704] +++ exited with 0 +++ [pid 20703] <... write resumed>) = 4 [pid 20702] <... mprotect resumed>) = 0 [pid 20700] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20705] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20702] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20705] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20700] <... futex resumed>) = 0 [pid 20694] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20703] close(3 [pid 20705] <... futex resumed>) = 1 [pid 20702] <... clone resumed>, parent_tid=[20706], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20706 [pid 20700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20699] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20705] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20702] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20699] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20703] <... close resumed>) = 0 [pid 20702] <... futex resumed>) = 0 [pid 20700] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20699] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20707 ./strace-static-x86_64: Process 20706 attached [pid 20705] perf_event_open(NULL, -1, 0, -1, 0 [pid 20703] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20702] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20700] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20699] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20707 attached [pid 20705] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20703] <... futex resumed>) = 0 [pid 20705] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20700] <... mprotect resumed>) = 0 [pid 20705] <... futex resumed>) = 1 [pid 20703] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20699] <... futex resumed>) = 0 [pid 20700] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20707] set_robust_list(0x5555558625e0, 24 [pid 20706] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20705] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20703] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20699] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20708 attached [pid 20707] <... set_robust_list resumed>) = 0 [pid 20706] <... set_robust_list resumed>) = 0 [pid 20703] <... mprotect resumed>) = 0 [pid 20700] <... clone resumed>, parent_tid=[20708], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20708 [pid 20699] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20709 attached [pid 20708] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20706] perf_event_open( [pid 20705] <... futex resumed>) = ? [pid 20703] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20700] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20709] set_robust_list(0x5555558625e0, 24 [pid 20708] <... set_robust_list resumed>) = 0 [pid 20707] <... prctl resumed>) = 0 [pid 20706] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20700] <... futex resumed>) = 0 [pid 20708] perf_event_open( [pid 20707] setpgid(0, 0 [pid 20706] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20705] +++ exited with 0 +++ [pid 20703] <... clone resumed>, parent_tid=[20710], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20710 [pid 20700] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20699] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20709 [pid 20709] <... set_robust_list resumed>) = 0 [pid 20708] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20707] <... setpgid resumed>) = 0 [pid 20706] <... futex resumed>) = 1 [pid 20703] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20702] <... futex resumed>) = 0 [pid 20708] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20706] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20703] <... futex resumed>) = 0 [pid 20702] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20708] <... futex resumed>) = 1 [pid 20707] <... openat resumed>) = 3 [pid 20706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20703] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20702] <... futex resumed>) = 0 [pid 20700] <... futex resumed>) = 0 [pid 20709] <... prctl resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20710 attached [pid 20709] setpgid(0, 0 [pid 20708] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20707] write(3, "1000", 4 [pid 20706] perf_event_open(NULL, -1, 0, -1, 0 [pid 20702] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20700] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20710] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20709] <... setpgid resumed>) = 0 [pid 20708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20707] <... write resumed>) = 4 [pid 20706] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20700] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20711 ./strace-static-x86_64: Process 20711 attached [pid 20710] <... set_robust_list resumed>) = 0 [pid 20709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20708] perf_event_open(NULL, -1, 0, -1, 0 [pid 20707] close(3 [pid 20706] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20700] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20710] perf_event_open( [pid 20709] <... openat resumed>) = 3 [pid 20708] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20707] <... close resumed>) = 0 [pid 20706] <... futex resumed>) = 1 [pid 20702] <... futex resumed>) = 0 [pid 20711] set_robust_list(0x5555558625e0, 24 [pid 20710] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20709] write(3, "1000", 4 [pid 20708] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20707] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20706] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20702] exit_group(0 [pid 20711] <... set_robust_list resumed>) = 0 [pid 20710] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20709] <... write resumed>) = 4 [pid 20708] <... futex resumed>) = 1 [pid 20707] <... futex resumed>) = 0 [pid 20706] <... futex resumed>) = ? [pid 20702] <... exit_group resumed>) = ? [pid 20700] <... futex resumed>) = 0 [pid 20711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20710] <... futex resumed>) = 1 [pid 20709] close(3 [pid 20708] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20706] +++ exited with 0 +++ [pid 20703] <... futex resumed>) = 0 [pid 20700] exit_group(0 [pid 20711] <... prctl resumed>) = 0 [pid 20708] <... futex resumed>) = ? [pid 20707] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20703] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20700] <... exit_group resumed>) = ? [pid 20711] setpgid(0, 0 [pid 20710] perf_event_open(NULL, -1, 0, -1, 0 [pid 20709] <... close resumed>) = 0 [pid 20708] +++ exited with 0 +++ [pid 20707] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20703] <... futex resumed>) = 0 [pid 20702] +++ exited with 0 +++ [pid 20710] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20709] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20707] <... mprotect resumed>) = 0 [pid 20703] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20700] +++ exited with 0 +++ [pid 20711] <... setpgid resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20710] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20709] <... futex resumed>) = 0 [pid 20707] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20700, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 20712 attached [pid 20711] <... openat resumed>) = 3 [pid 20710] <... futex resumed>) = 0 [pid 20709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20703] exit_group(0 [pid 20712] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20711] write(3, "1000", 4 [pid 20709] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20707] <... clone resumed>, parent_tid=[20712], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20712 [pid 20703] <... exit_group resumed>) = ? [pid 20712] <... set_robust_list resumed>) = 0 [pid 20711] <... write resumed>) = 4 [pid 20709] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20707] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20712] perf_event_open( [pid 20711] close(3 [pid 20707] <... futex resumed>) = 0 [pid 20712] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20711] <... close resumed>) = 0 [pid 20707] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20712] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20711] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20710] +++ exited with 0 +++ [pid 20709] <... mprotect resumed>) = 0 [pid 20707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20703] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20713 attached [pid 20712] <... futex resumed>) = 0 [pid 20711] <... futex resumed>) = 0 [pid 20709] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20707] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20714 attached [pid 20713] set_robust_list(0x5555558625e0, 24 [pid 20712] perf_event_open(NULL, -1, 0, -1, 0 [pid 20711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20707] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20713 ./strace-static-x86_64: Process 20715 attached [pid 20714] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20713] <... set_robust_list resumed>) = 0 [pid 20712] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20711] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20709] <... clone resumed>, parent_tid=[20714], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20714 [pid 20707] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20715] set_robust_list(0x5555558625e0, 24 [pid 20714] <... set_robust_list resumed>) = 0 [pid 20713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20712] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20711] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20709] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20715 [pid 20715] <... set_robust_list resumed>) = 0 [pid 20714] perf_event_open( [pid 20713] <... prctl resumed>) = 0 [pid 20712] <... futex resumed>) = 0 [pid 20711] <... mprotect resumed>) = 0 [pid 20709] <... futex resumed>) = 0 [pid 20707] exit_group(0 [pid 20713] setpgid(0, 0 [pid 20711] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20709] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20707] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20714] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20713] <... setpgid resumed>) = 0 [pid 20712] +++ exited with 0 +++ [pid 20707] +++ exited with 0 +++ [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20717 [pid 20713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20711] <... clone resumed>, parent_tid=[20716], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20716 [pid 20714] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20714] <... futex resumed>) = 1 [pid 20713] <... openat resumed>) = 3 [pid 20711] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20709] <... futex resumed>) = 0 [pid 20715] setpgid(0, 0 [pid 20714] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20713] write(3, "1000", 4 [pid 20711] <... futex resumed>) = 0 [pid 20709] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20716 attached [pid 20715] <... setpgid resumed>) = 0 [pid 20714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20713] <... write resumed>) = 4 [pid 20711] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20709] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20717 attached [pid 20716] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20714] perf_event_open(NULL, -1, 0, -1, 0 [pid 20713] close(3 [pid 20709] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20717] set_robust_list(0x5555558625e0, 24 [pid 20716] <... set_robust_list resumed>) = 0 [pid 20714] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20713] <... close resumed>) = 0 [pid 20715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20718 attached [pid 20717] <... set_robust_list resumed>) = 0 [pid 20716] perf_event_open( [pid 20714] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20713] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20718 [pid 20717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20716] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20715] <... openat resumed>) = 3 [pid 20714] <... futex resumed>) = 1 [pid 20713] <... futex resumed>) = 0 [pid 20709] <... futex resumed>) = 0 [pid 20718] set_robust_list(0x5555558625e0, 24 [pid 20717] <... prctl resumed>) = 0 [pid 20716] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20715] write(3, "1000", 4 [pid 20714] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20709] exit_group(0 [pid 20718] <... set_robust_list resumed>) = 0 [pid 20717] setpgid(0, 0 [pid 20716] <... futex resumed>) = 1 [pid 20715] <... write resumed>) = 4 [pid 20714] <... futex resumed>) = ? [pid 20713] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20711] <... futex resumed>) = 0 [pid 20709] <... exit_group resumed>) = ? [pid 20718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20717] <... setpgid resumed>) = 0 [pid 20716] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20715] close(3 [pid 20714] +++ exited with 0 +++ [pid 20713] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20711] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20709] +++ exited with 0 +++ [pid 20718] <... prctl resumed>) = 0 [pid 20717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20715] <... close resumed>) = 0 [pid 20713] <... mprotect resumed>) = 0 [pid 20711] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20718] setpgid(0, 0 [pid 20717] <... openat resumed>) = 3 [pid 20716] perf_event_open(NULL, -1, 0, -1, 0 [pid 20715] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20713] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20711] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20718] <... setpgid resumed>) = 0 [pid 20717] write(3, "1000", 4 [pid 20716] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20715] <... futex resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20717] <... write resumed>) = 4 [pid 20716] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20713] <... clone resumed>, parent_tid=[20719], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20719 [pid 20717] close(3 [pid 20718] <... openat resumed>) = 3 [pid 20716] <... futex resumed>) = 1 [pid 20715] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20713] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20711] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20719 attached [pid 20718] write(3, "1000", 4 [pid 20717] <... close resumed>) = 0 [pid 20716] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20715] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20713] <... futex resumed>) = 0 [pid 20711] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20720 attached [pid 20719] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20718] <... write resumed>) = 4 [pid 20717] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20716] <... futex resumed>) = ? [pid 20715] <... mprotect resumed>) = 0 [pid 20713] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20711] <... exit_group resumed>) = ? [pid 20719] <... set_robust_list resumed>) = 0 [pid 20718] close(3 [pid 20717] <... futex resumed>) = 0 [pid 20716] +++ exited with 0 +++ [pid 20715] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20720 [pid 20719] perf_event_open( [pid 20717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20719] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20717] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20711] +++ exited with 0 +++ [pid 20718] <... close resumed>) = 0 [pid 20719] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20718] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20717] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20719] <... futex resumed>) = 1 [pid 20718] <... futex resumed>) = 0 [pid 20717] <... mprotect resumed>) = 0 [pid 20715] <... clone resumed>, parent_tid=[20721], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20721 [pid 20713] <... futex resumed>) = 0 [pid 20720] set_robust_list(0x5555558625e0, 24 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20719] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20717] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20715] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20713] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20718] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20715] <... futex resumed>) = 0 [pid 20713] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20719] perf_event_open(NULL, -1, 0, -1, 0 [pid 20718] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20717] <... clone resumed>, parent_tid=[20722], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20722 [pid 20715] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20713] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20721 attached [pid 20720] <... set_robust_list resumed>) = 0 [pid 20719] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20718] <... mprotect resumed>) = 0 [pid 20717] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20721] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20719] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20717] <... futex resumed>) = 0 [pid 20721] <... set_robust_list resumed>) = 0 [pid 20719] <... futex resumed>) = 1 [pid 20718] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20717] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20713] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20721] perf_event_open( [pid 20720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20719] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20713] exit_group(0./strace-static-x86_64: Process 20722 attached [pid 20721] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20722] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20721] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20720] <... prctl resumed>) = 0 [pid 20719] <... futex resumed>) = ? [pid 20718] <... clone resumed>, parent_tid=[20723], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20723 [pid 20713] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20724 attached [pid 20722] <... set_robust_list resumed>) = 0 [pid 20721] <... futex resumed>) = 1 [pid 20719] +++ exited with 0 +++ [pid 20718] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20715] <... futex resumed>) = 0 [pid 20722] perf_event_open( [pid 20721] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20715] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20722] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20720] setpgid(0, 0 [pid 20718] <... futex resumed>) = 0 [pid 20715] <... futex resumed>) = 0 [pid 20713] +++ exited with 0 +++ [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20724 [pid 20724] set_robust_list(0x5555558625e0, 24 [pid 20722] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20721] perf_event_open(NULL, -1, 0, -1, 0 [pid 20720] <... setpgid resumed>) = 0 [pid 20718] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20715] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20723 attached [pid 20724] <... set_robust_list resumed>) = 0 [pid 20722] <... futex resumed>) = 1 [pid 20721] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20717] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20722] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20721] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20720] <... openat resumed>) = 3 [pid 20717] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20724] <... prctl resumed>) = 0 [pid 20723] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20721] <... futex resumed>) = 1 [pid 20720] write(3, "1000", 4 [pid 20717] <... futex resumed>) = 0 [pid 20715] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20724] setpgid(0, 0 [pid 20723] <... set_robust_list resumed>) = 0 [pid 20722] perf_event_open(NULL, -1, 0, -1, 0 [pid 20721] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20720] <... write resumed>) = 4 [pid 20717] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20715] exit_group(0 [pid 20724] <... setpgid resumed>) = 0 [pid 20723] perf_event_open( [pid 20722] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20721] <... futex resumed>) = ? [pid 20720] close(3 [pid 20715] <... exit_group resumed>) = ? [pid 20724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20723] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20722] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20721] +++ exited with 0 +++ [pid 20720] <... close resumed>) = 0 [pid 20715] +++ exited with 0 +++ [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20724] <... openat resumed>) = 3 [pid 20723] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20722] <... futex resumed>) = 1 [pid 20720] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20717] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20725 attached [pid 20724] write(3, "1000", 4 [pid 20723] <... futex resumed>) = 1 [pid 20722] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20720] <... futex resumed>) = 0 [pid 20718] <... futex resumed>) = 0 [pid 20717] exit_group(0 [pid 20724] <... write resumed>) = 4 [pid 20723] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20722] <... futex resumed>) = ? [pid 20720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20718] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20717] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20725 [pid 20725] set_robust_list(0x5555558625e0, 24 [pid 20724] close(3 [pid 20723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20722] +++ exited with 0 +++ [pid 20720] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20718] <... futex resumed>) = 0 [pid 20724] <... close resumed>) = 0 [pid 20723] perf_event_open(NULL, -1, 0, -1, 0 [pid 20720] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20718] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20724] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20723] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20720] <... mprotect resumed>) = 0 [pid 20717] +++ exited with 0 +++ [pid 20725] <... set_robust_list resumed>) = 0 [pid 20724] <... futex resumed>) = 0 [pid 20723] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20720] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20717, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20723] <... futex resumed>) = 1 [pid 20718] <... futex resumed>) = 0 [pid 20725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20724] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20723] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20720] <... clone resumed>, parent_tid=[20726], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20726 [pid 20718] exit_group(0 [pid 20725] <... prctl resumed>) = 0 [pid 20724] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20723] <... futex resumed>) = ? [pid 20720] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20718] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20726 attached [pid 20725] setpgid(0, 0 [pid 20724] <... mprotect resumed>) = 0 [pid 20723] +++ exited with 0 +++ [pid 20720] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20726] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20725] <... setpgid resumed>) = 0 [pid 20724] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20720] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20718] +++ exited with 0 +++ [pid 20724] <... clone resumed>, parent_tid=[20727], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20727 [pid 20724] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20724] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20727 attached [pid 20727] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20727] <... set_robust_list resumed>) = 0 [pid 20725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20728 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20729 [pid 20725] <... openat resumed>) = 3 [pid 20725] write(3, "1000", 4) = 4 [pid 20725] close(3) = 0 [pid 20727] perf_event_open( [pid 20725] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20727] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20725] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20725] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20727] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20725] <... mprotect resumed>) = 0 [pid 20724] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20724] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20725] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20724] <... futex resumed>) = 0 [pid 20724] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20727] <... futex resumed>) = 1 [pid 20727] perf_event_open(NULL, -1, 0, -1, 0) = -1 EFAULT (Bad address) [pid 20727] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20730 [pid 20727] <... futex resumed>) = 1 [pid 20724] <... futex resumed>) = 0 [pid 20727] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20724] exit_group(0./strace-static-x86_64: Process 20729 attached [pid 20727] <... futex resumed>) = ? [pid 20725] <... clone resumed>, parent_tid=[20731], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20731 [pid 20724] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20731 attached ./strace-static-x86_64: Process 20730 attached ./strace-static-x86_64: Process 20728 attached [pid 20729] set_robust_list(0x5555558625e0, 24 [pid 20727] +++ exited with 0 +++ [pid 20726] <... set_robust_list resumed>) = 0 [pid 20725] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20724] +++ exited with 0 +++ [pid 20731] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20730] set_robust_list(0x5555558625e0, 24 [pid 20729] <... set_robust_list resumed>) = 0 [pid 20725] <... futex resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20726] perf_event_open( [pid 20725] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20729] <... prctl resumed>) = 0 [pid 20726] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20726] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20729] setpgid(0, 0 [pid 20726] <... futex resumed>) = 1 [pid 20720] <... futex resumed>) = 0 [pid 20731] <... set_robust_list resumed>) = 0 [pid 20729] <... setpgid resumed>) = 0 [pid 20720] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20731] perf_event_open( [pid 20729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20726] perf_event_open(NULL, -1, 0, -1, 0 [pid 20720] <... futex resumed>) = 0 [pid 20731] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20730] <... set_robust_list resumed>) = 0 [pid 20729] <... openat resumed>) = 3 [pid 20728] set_robust_list(0x5555558625e0, 24 [pid 20726] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20720] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20729] write(3, "1000", 4 [pid 20726] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20728] <... set_robust_list resumed>) = 0 [pid 20731] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20732 attached [pid 20730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20729] <... write resumed>) = 4 [pid 20728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20726] <... futex resumed>) = 0 [pid 20720] exit_group(0 [pid 20732] set_robust_list(0x5555558625e0, 24 [pid 20731] <... futex resumed>) = 1 [pid 20730] <... prctl resumed>) = 0 [pid 20729] close(3 [pid 20728] <... prctl resumed>) = 0 [pid 20725] <... futex resumed>) = 0 [pid 20720] <... exit_group resumed>) = ? [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20732 [pid 20732] <... set_robust_list resumed>) = 0 [pid 20731] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20730] setpgid(0, 0 [pid 20729] <... close resumed>) = 0 [pid 20725] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20730] <... setpgid resumed>) = 0 [pid 20729] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20725] <... futex resumed>) = 0 [pid 20732] <... prctl resumed>) = 0 [pid 20730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20729] <... futex resumed>) = 0 [pid 20725] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20726] +++ exited with 0 +++ [pid 20720] +++ exited with 0 +++ [pid 20731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20732] setpgid(0, 0 [pid 20731] perf_event_open(NULL, -1, 0, -1, 0 [pid 20730] <... openat resumed>) = 3 [pid 20729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20728] setpgid(0, 0 [pid 20732] <... setpgid resumed>) = 0 [pid 20731] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20730] write(3, "1000", 4 [pid 20729] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20728] <... setpgid resumed>) = 0 [pid 20732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20731] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20730] <... write resumed>) = 4 [pid 20729] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20732] <... openat resumed>) = 3 [pid 20731] <... futex resumed>) = 1 [pid 20730] close(3 [pid 20729] <... mprotect resumed>) = 0 [pid 20728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20725] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20732] write(3, "1000", 4 [pid 20730] <... close resumed>) = 0 [pid 20729] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20725] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20732] <... write resumed>) = 4 [pid 20731] +++ exited with 0 +++ [pid 20730] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20728] <... openat resumed>) = 3 [pid 20725] <... exit_group resumed>) = ? [pid 20732] close(3 [pid 20730] <... futex resumed>) = 0 [pid 20729] <... clone resumed>, parent_tid=[20733], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20733 [pid 20732] <... close resumed>) = 0 [pid 20730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20729] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20732] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20730] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20729] <... futex resumed>) = 0 [pid 20732] <... futex resumed>) = 0 [pid 20730] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20729] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20730] <... mprotect resumed>) = 0 [pid 20725] +++ exited with 0 +++ ./strace-static-x86_64: Process 20733 attached [pid 20732] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20730] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20728] write(3, "1000", 4 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20734 [pid 20732] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20728] <... write resumed>) = 4 ./strace-static-x86_64: Process 20735 attached ./strace-static-x86_64: Process 20734 attached [pid 20733] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20732] <... mprotect resumed>) = 0 [pid 20730] <... clone resumed>, parent_tid=[20735], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20735 [pid 20732] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20730] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20733] <... set_robust_list resumed>) = 0 [pid 20730] <... futex resumed>) = 0 [pid 20728] close(3 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20734] set_robust_list(0x5555558625e0, 24 [pid 20732] <... clone resumed>, parent_tid=[20736], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20736 [pid 20730] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20732] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20732] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20736 attached [pid 20736] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20736] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20736] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20728] <... close resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20728] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20733] perf_event_open( [pid 20732] <... futex resumed>) = 0 [pid 20732] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20732] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20728] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20737 [pid 20733] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20734] <... set_robust_list resumed>) = 0 [pid 20728] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20733] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20729] <... futex resumed>) = 0 [pid 20728] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20736] <... futex resumed>) = 1 [pid 20733] perf_event_open(NULL, -1, 0, -1, 0 [pid 20729] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20736] perf_event_open(NULL, -1, 0, -1, 0 [pid 20734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20733] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20729] <... futex resumed>) = 0 [pid 20728] <... mprotect resumed>) = 0 [pid 20736] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20734] <... prctl resumed>) = 0 [pid 20733] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20729] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20736] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20728] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20736] <... futex resumed>) = 1 [pid 20734] setpgid(0, 0 [pid 20733] <... futex resumed>) = 0 [pid 20732] <... futex resumed>) = 0 [pid 20729] exit_group(0./strace-static-x86_64: Process 20737 attached [pid 20736] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20734] <... setpgid resumed>) = 0 [pid 20732] exit_group(0 [pid 20729] <... exit_group resumed>) = ? [pid 20728] <... clone resumed>, parent_tid=[20738], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20738 ./strace-static-x86_64: Process 20738 attached [pid 20737] set_robust_list(0x5555558625e0, 24 [pid 20736] <... futex resumed>) = ? [pid 20735] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20733] +++ exited with 0 +++ [pid 20732] <... exit_group resumed>) = ? [pid 20729] +++ exited with 0 +++ [pid 20728] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20738] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20737] <... set_robust_list resumed>) = 0 [pid 20736] +++ exited with 0 +++ [pid 20735] <... set_robust_list resumed>) = 0 [pid 20734] <... openat resumed>) = 3 [pid 20728] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20729, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20738] <... set_robust_list resumed>) = 0 [pid 20735] perf_event_open( [pid 20734] write(3, "1000", 4 [pid 20732] +++ exited with 0 +++ [pid 20728] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20738] perf_event_open( [pid 20737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20735] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20734] <... write resumed>) = 4 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20738] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20737] <... prctl resumed>) = 0 [pid 20735] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20734] close(3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20738] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] setpgid(0, 0 [pid 20735] <... futex resumed>) = 1 [pid 20734] <... close resumed>) = 0 [pid 20730] <... futex resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20737] <... setpgid resumed>) = 0 [pid 20730] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20738] <... futex resumed>) = 1 [pid 20737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20735] perf_event_open(NULL, -1, 0, -1, 0 [pid 20734] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20730] <... futex resumed>) = 0 [pid 20728] <... futex resumed>) = 0 [pid 20738] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20737] <... openat resumed>) = 3 [pid 20735] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20734] <... futex resumed>) = 0 [pid 20730] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20728] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20739 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20739 attached ./strace-static-x86_64: Process 20740 attached [pid 20738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20737] write(3, "1000", 4 [pid 20735] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20728] <... futex resumed>) = 0 [pid 20739] set_robust_list(0x5555558625e0, 24 [pid 20738] perf_event_open(NULL, -1, 0, -1, 0 [pid 20737] <... write resumed>) = 4 [pid 20735] <... futex resumed>) = 0 [pid 20734] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20730] exit_group(0 [pid 20728] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20740 [pid 20740] set_robust_list(0x5555558625e0, 24 [pid 20739] <... set_robust_list resumed>) = 0 [pid 20738] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20737] close(3 [pid 20734] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20730] <... exit_group resumed>) = ? [pid 20740] <... set_robust_list resumed>) = 0 [pid 20739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20738] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] <... close resumed>) = 0 [pid 20735] +++ exited with 0 +++ [pid 20734] <... mprotect resumed>) = 0 [pid 20740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20739] <... prctl resumed>) = 0 [pid 20738] <... futex resumed>) = 1 [pid 20737] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20730] +++ exited with 0 +++ [pid 20728] <... futex resumed>) = 0 [pid 20740] <... prctl resumed>) = 0 [pid 20737] <... futex resumed>) = 0 [pid 20734] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20740] setpgid(0, 0 [pid 20739] setpgid(0, 0 [pid 20738] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20728] exit_group(0 [pid 20740] <... setpgid resumed>) = 0 [pid 20739] <... setpgid resumed>) = 0 [pid 20737] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20728] <... exit_group resumed>) = ? [pid 20738] <... futex resumed>) = ? [pid 20740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20737] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20734] <... clone resumed>, parent_tid=[20741], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20741 [pid 20740] <... openat resumed>) = 3 [pid 20737] <... mprotect resumed>) = 0 [pid 20740] write(3, "1000", 4 [pid 20737] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20740] <... write resumed>) = 4 [pid 20740] close(3 [pid 20738] +++ exited with 0 +++ [pid 20737] <... clone resumed>, parent_tid=[20742], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20742 [pid 20728] +++ exited with 0 +++ [pid 20740] <... close resumed>) = 0 [pid 20739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20737] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20734] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20741 attached [pid 20740] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] <... futex resumed>) = 0 [pid 20734] <... futex resumed>) = 0 [pid 20741] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20740] <... futex resumed>) = 0 [pid 20737] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20741] <... set_robust_list resumed>) = 0 [pid 20740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20734] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20741] perf_event_open( [pid 20740] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20739] <... openat resumed>) = 3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20743 [pid 20741] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20740] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20739] write(3, "1000", 4./strace-static-x86_64: Process 20743 attached ./strace-static-x86_64: Process 20742 attached [pid 20741] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20740] <... mprotect resumed>) = 0 [pid 20739] <... write resumed>) = 4 [pid 20741] <... futex resumed>) = 1 [pid 20740] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20739] close(3 [pid 20734] <... futex resumed>) = 0 [pid 20741] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20734] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20739] <... close resumed>) = 0 [pid 20741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20740] <... clone resumed>, parent_tid=[20744], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20744 [pid 20739] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20734] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20743] set_robust_list(0x5555558625e0, 24 [pid 20741] perf_event_open(NULL, -1, 0, -1, 0 [pid 20740] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20734] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20741] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20740] <... futex resumed>) = 0 [pid 20741] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20740] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20743] <... set_robust_list resumed>) = 0 [pid 20742] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20741] <... futex resumed>) = 1 [pid 20739] <... futex resumed>) = 0 [pid 20734] <... futex resumed>) = 0 [pid 20742] <... set_robust_list resumed>) = 0 [pid 20741] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20734] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20745 [pid 20741] <... futex resumed>) = ? [pid 20734] <... exit_group resumed>) = ? [pid 20739] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 20745 attached ./strace-static-x86_64: Process 20744 attached [pid 20743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20742] perf_event_open( [pid 20741] +++ exited with 0 +++ [pid 20739] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20734] +++ exited with 0 +++ [pid 20743] <... prctl resumed>) = 0 [pid 20739] <... mprotect resumed>) = 0 [pid 20739] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20742] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20743] setpgid(0, 0 [pid 20742] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20739] <... clone resumed>, parent_tid=[20746], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20746 ./strace-static-x86_64: Process 20746 attached [pid 20745] set_robust_list(0x5555558625e0, 24 [pid 20744] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20743] <... setpgid resumed>) = 0 [pid 20742] <... futex resumed>) = 1 [pid 20739] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] <... futex resumed>) = 0 [pid 20746] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20745] <... set_robust_list resumed>) = 0 [pid 20744] <... set_robust_list resumed>) = 0 [pid 20743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20742] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20739] <... futex resumed>) = 0 [pid 20737] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20746] <... set_robust_list resumed>) = 0 [pid 20745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20744] perf_event_open( [pid 20743] <... openat resumed>) = 3 [pid 20742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20739] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20737] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20747 attached [pid 20745] <... prctl resumed>) = 0 [pid 20744] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20743] write(3, "1000", 4 [pid 20742] perf_event_open(NULL, -1, 0, -1, 0 [pid 20737] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20747] set_robust_list(0x5555558625e0, 24 [pid 20746] perf_event_open( [pid 20745] setpgid(0, 0 [pid 20744] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20743] <... write resumed>) = 4 [pid 20742] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20747 [pid 20747] <... set_robust_list resumed>) = 0 [pid 20746] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20745] <... setpgid resumed>) = 0 [pid 20744] <... futex resumed>) = 1 [pid 20743] close(3 [pid 20742] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20740] <... futex resumed>) = 0 [pid 20747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20746] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20744] perf_event_open(NULL, -1, 0, -1, 0 [pid 20743] <... close resumed>) = 0 [pid 20742] <... futex resumed>) = 1 [pid 20740] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] <... futex resumed>) = 0 [pid 20747] <... prctl resumed>) = 0 [pid 20746] <... futex resumed>) = 1 [pid 20745] <... openat resumed>) = 3 [pid 20744] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20743] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20742] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20740] <... futex resumed>) = 0 [pid 20739] <... futex resumed>) = 0 [pid 20737] exit_group(0 [pid 20747] setpgid(0, 0 [pid 20746] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20745] write(3, "1000", 4 [pid 20744] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20743] <... futex resumed>) = 0 [pid 20742] <... futex resumed>) = ? [pid 20740] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20739] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20737] <... exit_group resumed>) = ? [pid 20747] <... setpgid resumed>) = 0 [pid 20746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20745] <... write resumed>) = 4 [pid 20744] <... futex resumed>) = 0 [pid 20743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20742] +++ exited with 0 +++ [pid 20740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20739] <... futex resumed>) = 0 [pid 20746] perf_event_open(NULL, -1, 0, -1, 0 [pid 20745] close(3 [pid 20744] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20740] exit_group(0 [pid 20739] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20746] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20745] <... close resumed>) = 0 [pid 20744] <... futex resumed>) = ? [pid 20740] <... exit_group resumed>) = ? [pid 20737] +++ exited with 0 +++ [pid 20747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20746] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20745] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20744] +++ exited with 0 +++ [pid 20743] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20747] <... openat resumed>) = 3 [pid 20746] <... futex resumed>) = 1 [pid 20745] <... futex resumed>) = 0 [pid 20743] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20740] +++ exited with 0 +++ [pid 20739] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20737, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20747] write(3, "1000", 4 [pid 20746] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20743] <... mprotect resumed>) = 0 [pid 20739] exit_group(0 [pid 20747] <... write resumed>) = 4 [pid 20746] <... futex resumed>) = ? [pid 20745] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20743] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20739] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20747] close(3 [pid 20746] +++ exited with 0 +++ [pid 20745] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20748 attached [pid 20747] <... close resumed>) = 0 [pid 20743] <... clone resumed>, parent_tid=[20748], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20748 [pid 20739] +++ exited with 0 +++ [pid 20745] <... mprotect resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20747] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20745] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20743] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20747] <... futex resumed>) = 0 [pid 20743] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20750 attached ./strace-static-x86_64: Process 20749 attached [pid 20748] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20743] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20750] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20749] set_robust_list(0x5555558625e0, 24 [pid 20748] <... set_robust_list resumed>) = 0 [pid 20747] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20745] <... clone resumed>, parent_tid=[20750], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20750 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20749 [pid 20750] <... set_robust_list resumed>) = 0 [pid 20749] <... set_robust_list resumed>) = 0 [pid 20748] perf_event_open( [pid 20747] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20745] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20750] perf_event_open( [pid 20749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20748] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20747] <... mprotect resumed>) = 0 [pid 20745] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20750] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20749] <... prctl resumed>) = 0 [pid 20748] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20747] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20745] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20750] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20749] setpgid(0, 0 [pid 20748] <... futex resumed>) = 1 [pid 20745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20743] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20751 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20752 [pid 20750] <... futex resumed>) = 0 [pid 20749] <... setpgid resumed>) = 0 [pid 20748] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20747] <... clone resumed>, parent_tid=[20753], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20753 [pid 20745] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20743] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20753 attached [pid 20750] perf_event_open(NULL, -1, 0, -1, 0 [pid 20749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20747] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20745] <... futex resumed>) = 0 [pid 20743] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20751 attached [pid 20750] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20749] <... openat resumed>) = 3 [pid 20753] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20748] perf_event_open(NULL, -1, 0, -1, 0 [pid 20747] <... futex resumed>) = 0 [pid 20745] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20743] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20753] <... set_robust_list resumed>) = 0 [pid 20750] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20749] write(3, "1000", 4 [pid 20748] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20747] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20750] <... futex resumed>) = 0 [pid 20749] <... write resumed>) = 4 [pid 20748] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20745] exit_group(0 [pid 20753] perf_event_open( [pid 20749] close(3 [pid 20748] <... futex resumed>) = 1 [pid 20745] <... exit_group resumed>) = ? [pid 20743] <... futex resumed>) = 0 [pid 20753] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 ./strace-static-x86_64: Process 20752 attached [pid 20753] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20751] set_robust_list(0x5555558625e0, 24 [pid 20750] +++ exited with 0 +++ [pid 20749] <... close resumed>) = 0 [pid 20748] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20745] +++ exited with 0 +++ [pid 20743] exit_group(0 [pid 20753] <... futex resumed>) = 1 [pid 20751] <... set_robust_list resumed>) = 0 [pid 20749] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20748] <... futex resumed>) = ? [pid 20747] <... futex resumed>) = 0 [pid 20743] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20753] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20752] set_robust_list(0x5555558625e0, 24 [pid 20751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20749] <... futex resumed>) = 0 [pid 20748] +++ exited with 0 +++ [pid 20747] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20752] <... set_robust_list resumed>) = 0 [pid 20751] <... prctl resumed>) = 0 [pid 20749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20747] <... futex resumed>) = 0 [pid 20743] +++ exited with 0 +++ [pid 20753] perf_event_open(NULL, -1, 0, -1, 0 [pid 20751] setpgid(0, 0 [pid 20749] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20747] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20753] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20751] <... setpgid resumed>) = 0 [pid 20749] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20753] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20752] <... prctl resumed>) = 0 [pid 20751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20749] <... mprotect resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20749] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20753] <... futex resumed>) = 1 [pid 20747] <... futex resumed>) = 0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20753] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20749] <... clone resumed>, parent_tid=[20755], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20755 [pid 20747] exit_group(0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20754 [pid 20751] <... openat resumed>) = 3 [pid 20752] setpgid(0, 0 [pid 20749] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20747] <... exit_group resumed>) = ? [pid 20753] <... futex resumed>) = ? [pid 20752] <... setpgid resumed>) = 0 [pid 20751] write(3, "1000", 4 [pid 20749] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20754 attached [pid 20749] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20754] set_robust_list(0x5555558625e0, 24) = 0 [pid 20754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20754] setpgid(0, 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20756 [pid 20754] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 20755 attached [pid 20754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20753] +++ exited with 0 +++ [pid 20752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20751] <... write resumed>) = 4 [pid 20747] +++ exited with 0 +++ [pid 20755] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20754] <... openat resumed>) = 3 [pid 20751] close(3 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20752] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20756 attached [pid 20755] <... set_robust_list resumed>) = 0 [pid 20754] write(3, "1000", 4 [pid 20752] write(3, "1000", 4 [pid 20751] <... close resumed>) = 0 [pid 20756] set_robust_list(0x5555558625e0, 24 [pid 20755] perf_event_open( [pid 20754] <... write resumed>) = 4 [pid 20752] <... write resumed>) = 4 [pid 20751] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20756] <... set_robust_list resumed>) = 0 [pid 20755] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20754] close(3 [pid 20752] close(3 [pid 20751] <... futex resumed>) = 0 [pid 20756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20755] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20754] <... close resumed>) = 0 [pid 20752] <... close resumed>) = 0 [pid 20751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20756] <... prctl resumed>) = 0 [pid 20755] <... futex resumed>) = 1 [pid 20754] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20752] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20751] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20749] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20757 attached [pid 20756] setpgid(0, 0 [pid 20755] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20754] <... futex resumed>) = 0 [pid 20752] <... futex resumed>) = 0 [pid 20751] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20749] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20757] set_robust_list(0x5555558625e0, 24 [pid 20756] <... setpgid resumed>) = 0 [pid 20755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20751] <... mprotect resumed>) = 0 [pid 20749] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20757 [pid 20757] <... set_robust_list resumed>) = 0 [pid 20756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20755] perf_event_open(NULL, -1, 0, -1, 0 [pid 20754] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20752] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20751] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20749] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20758 attached [pid 20757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20756] <... openat resumed>) = 3 [pid 20755] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20754] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20752] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20758] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20756] write(3, "1000", 4 [pid 20755] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20754] <... mprotect resumed>) = 0 [pid 20758] <... set_robust_list resumed>) = 0 [pid 20757] <... prctl resumed>) = 0 [pid 20756] <... write resumed>) = 4 [pid 20755] <... futex resumed>) = 1 [pid 20754] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20752] <... mprotect resumed>) = 0 [pid 20751] <... clone resumed>, parent_tid=[20758], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20758 [pid 20749] <... futex resumed>) = 0 [pid 20758] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] setpgid(0, 0 [pid 20756] close(3 [pid 20755] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20752] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20751] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20749] exit_group(0 [pid 20758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20757] <... setpgid resumed>) = 0 [pid 20756] <... close resumed>) = 0 [pid 20755] <... futex resumed>) = ? [pid 20754] <... clone resumed>, parent_tid=[20759], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20759 [pid 20749] <... exit_group resumed>) = ? [pid 20751] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20760 attached ./strace-static-x86_64: Process 20759 attached [pid 20758] perf_event_open( [pid 20757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20756] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20755] +++ exited with 0 +++ [pid 20754] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20752] <... clone resumed>, parent_tid=[20760], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20760 [pid 20751] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20749] +++ exited with 0 +++ [pid 20758] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20757] <... openat resumed>) = 3 [pid 20756] <... futex resumed>) = 0 [pid 20754] <... futex resumed>) = 0 [pid 20752] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20758] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20757] write(3, "1000", 4 [pid 20756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20754] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20752] <... futex resumed>) = 0 [pid 20760] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20759] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20758] <... futex resumed>) = 1 [pid 20757] <... write resumed>) = 4 [pid 20756] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20752] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20751] <... futex resumed>) = 0 [pid 20758] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] close(3 [pid 20756] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20751] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20760] <... set_robust_list resumed>) = 0 [pid 20759] <... set_robust_list resumed>) = 0 [pid 20758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20757] <... close resumed>) = 0 [pid 20756] <... mprotect resumed>) = 0 [pid 20751] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20761 attached [pid 20759] perf_event_open( [pid 20758] perf_event_open(NULL, -1, 0, -1, 0 [pid 20757] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20756] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20751] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20762 attached [pid 20761] set_robust_list(0x5555558625e0, 24 [pid 20760] perf_event_open( [pid 20759] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20758] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20757] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20761 [pid 20761] <... set_robust_list resumed>) = 0 [pid 20760] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20759] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20758] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20756] <... clone resumed>, parent_tid=[20762], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20762 [pid 20761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20760] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20759] <... futex resumed>) = 1 [pid 20758] <... futex resumed>) = 1 [pid 20757] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20756] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20754] <... futex resumed>) = 0 [pid 20751] <... futex resumed>) = 0 [pid 20761] <... prctl resumed>) = 0 [pid 20760] <... futex resumed>) = 1 [pid 20759] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20758] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20756] <... futex resumed>) = 0 [pid 20754] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20752] <... futex resumed>) = 0 [pid 20751] exit_group(0 [pid 20762] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20761] setpgid(0, 0 [pid 20760] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20758] <... futex resumed>) = ? [pid 20757] <... mprotect resumed>) = 0 [pid 20756] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20754] <... futex resumed>) = 0 [pid 20752] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20751] <... exit_group resumed>) = ? [pid 20762] <... set_robust_list resumed>) = 0 [pid 20761] <... setpgid resumed>) = 0 [pid 20759] perf_event_open(NULL, -1, 0, -1, 0 [pid 20758] +++ exited with 0 +++ [pid 20757] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20754] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20752] <... futex resumed>) = 0 [pid 20762] perf_event_open( [pid 20761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20762] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20761] <... openat resumed>) = 3 [pid 20760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20759] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20752] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20751] +++ exited with 0 +++ ./strace-static-x86_64: Process 20763 attached [pid 20762] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20761] write(3, "1000", 4 [pid 20760] perf_event_open(NULL, -1, 0, -1, 0 [pid 20759] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20757] <... clone resumed>, parent_tid=[20763], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20763 [pid 20762] <... futex resumed>) = 1 [pid 20761] <... write resumed>) = 4 [pid 20760] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20759] <... futex resumed>) = 1 [pid 20757] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20756] <... futex resumed>) = 0 [pid 20754] <... futex resumed>) = 0 [pid 20762] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20761] close(3 [pid 20760] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20759] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] <... futex resumed>) = 0 [pid 20756] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20754] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20761] <... close resumed>) = 0 [pid 20760] <... futex resumed>) = 1 [pid 20759] <... futex resumed>) = ? [pid 20757] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20756] <... futex resumed>) = 0 [pid 20754] <... exit_group resumed>) = ? [pid 20752] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20763] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20762] perf_event_open(NULL, -1, 0, -1, 0 [pid 20761] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20760] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20759] +++ exited with 0 +++ [pid 20756] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20754] +++ exited with 0 +++ [pid 20752] exit_group(0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20763] <... set_robust_list resumed>) = 0 [pid 20762] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20761] <... futex resumed>) = 0 [pid 20760] <... futex resumed>) = ? [pid 20752] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20762] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20760] +++ exited with 0 +++ [pid 20762] <... futex resumed>) = 1 [pid 20761] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20756] <... futex resumed>) = 0 [pid 20762] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20761] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20756] exit_group(0 [pid 20762] <... futex resumed>) = ? [pid 20761] <... mprotect resumed>) = 0 [pid 20756] <... exit_group resumed>) = ? [pid 20752] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20763] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20762] +++ exited with 0 +++ [pid 20761] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20756] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20763] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20761] <... clone resumed>, parent_tid=[20764], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20764 [pid 20761] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20761] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20765 attached ./strace-static-x86_64: Process 20764 attached [pid 20765] set_robust_list(0x5555558625e0, 24 [pid 20763] <... futex resumed>) = 1 [pid 20757] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20765 [pid 20763] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20757] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20757] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20767 [pid 20765] <... set_robust_list resumed>) = 0 [pid 20763] perf_event_open(NULL, -1, 0, -1, 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20768 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20766 [pid 20765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20763] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20765] <... prctl resumed>) = 0 [pid 20763] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20765] setpgid(0, 0 [pid 20763] <... futex resumed>) = 1 [pid 20757] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20766 attached [pid 20765] <... setpgid resumed>) = 0 [pid 20763] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20757] exit_group(0) = ? [pid 20766] set_robust_list(0x5555558625e0, 24 [pid 20765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20763] <... futex resumed>) = ? ./strace-static-x86_64: Process 20767 attached [pid 20766] <... set_robust_list resumed>) = 0 [pid 20765] <... openat resumed>) = 3 [pid 20767] set_robust_list(0x5555558625e0, 24 [pid 20766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20765] write(3, "1000", 4 [pid 20763] +++ exited with 0 +++ [pid 20757] +++ exited with 0 +++ [pid 20767] <... set_robust_list resumed>) = 0 [pid 20766] <... prctl resumed>) = 0 [pid 20765] <... write resumed>) = 4 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20766] setpgid(0, 0 [pid 20765] close(3 [pid 20767] <... prctl resumed>) = 0 [pid 20766] <... setpgid resumed>) = 0 [pid 20765] <... close resumed>) = 0 ./strace-static-x86_64: Process 20768 attached [pid 20767] setpgid(0, 0 [pid 20766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20765] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20764] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20767] <... setpgid resumed>) = 0 [pid 20766] <... openat resumed>) = 3 [pid 20765] <... futex resumed>) = 0 [pid 20764] <... set_robust_list resumed>) = 0 [pid 20768] set_robust_list(0x5555558625e0, 24 [pid 20767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20766] write(3, "1000", 4 [pid 20765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20767] <... openat resumed>) = 3 [pid 20766] <... write resumed>) = 4 [pid 20765] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20764] perf_event_open( [pid 20768] <... set_robust_list resumed>) = 0 [pid 20767] write(3, "1000", 4 [pid 20766] close(3 [pid 20765] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20764] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20767] <... write resumed>) = 4 [pid 20766] <... close resumed>) = 0 [pid 20765] <... mprotect resumed>) = 0 [pid 20764] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20768] <... prctl resumed>) = 0 [pid 20767] close(3 [pid 20766] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20765] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20764] <... futex resumed>) = 1 [pid 20761] <... futex resumed>) = 0 [pid 20767] <... close resumed>) = 0 [pid 20766] <... futex resumed>) = 0 [pid 20764] perf_event_open(NULL, -1, 0, -1, 0 [pid 20761] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20768] setpgid(0, 0 [pid 20767] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20765] <... clone resumed>, parent_tid=[20769], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20769 [pid 20764] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20768] <... setpgid resumed>) = 0 [pid 20761] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20770 [pid 20768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20767] <... futex resumed>) = 0 [pid 20766] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20765] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20764] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20761] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20766] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20765] <... futex resumed>) = 0 [pid 20764] <... futex resumed>) = 0 [pid 20761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20768] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20770 attached ./strace-static-x86_64: Process 20769 attached [pid 20768] write(3, "1000", 4 [pid 20767] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20766] <... mprotect resumed>) = 0 [pid 20765] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20764] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20761] exit_group(0 [pid 20770] set_robust_list(0x5555558625e0, 24 [pid 20768] <... write resumed>) = 4 [pid 20767] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20766] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20764] <... futex resumed>) = ? [pid 20761] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20771 attached [pid 20770] <... set_robust_list resumed>) = 0 [pid 20769] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20768] close(3 [pid 20767] <... mprotect resumed>) = 0 [pid 20764] +++ exited with 0 +++ [pid 20771] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20769] <... set_robust_list resumed>) = 0 [pid 20768] <... close resumed>) = 0 [pid 20767] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20766] <... clone resumed>, parent_tid=[20771], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20771 [pid 20761] +++ exited with 0 +++ [pid 20770] <... prctl resumed>) = 0 [pid 20769] perf_event_open( [pid 20768] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20766] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20770] setpgid(0, 0 [pid 20769] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20768] <... futex resumed>) = 0 [pid 20767] <... clone resumed>, parent_tid=[20772], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20772 [pid 20766] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20770] <... setpgid resumed>) = 0 [pid 20769] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20767] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20766] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20768] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20769] <... futex resumed>) = 1 [pid 20767] <... futex resumed>) = 0 [pid 20765] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20770] <... openat resumed>) = 3 [pid 20769] perf_event_open(NULL, -1, 0, -1, 0 [pid 20768] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20767] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20765] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20770] write(3, "1000", 4 [pid 20769] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20768] <... mprotect resumed>) = 0 [pid 20765] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20772 attached [pid 20770] <... write resumed>) = 4 [pid 20769] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20768] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20765] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20773 attached [pid 20772] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20771] <... set_robust_list resumed>) = 0 [pid 20770] close(3 [pid 20769] <... futex resumed>) = 0 [pid 20765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20774 attached [pid 20773] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20772] <... set_robust_list resumed>) = 0 [pid 20770] <... close resumed>) = 0 [pid 20769] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20768] <... clone resumed>, parent_tid=[20773], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20773 [pid 20765] exit_group(0 [pid 20774] set_robust_list(0x5555558625e0, 24 [pid 20773] <... set_robust_list resumed>) = 0 [pid 20772] perf_event_open( [pid 20771] perf_event_open( [pid 20770] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20769] <... futex resumed>) = ? [pid 20768] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20765] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20774 [pid 20774] <... set_robust_list resumed>) = 0 [pid 20773] perf_event_open( [pid 20772] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20771] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20770] <... futex resumed>) = 0 [pid 20769] +++ exited with 0 +++ [pid 20768] <... futex resumed>) = 0 [pid 20765] +++ exited with 0 +++ [pid 20774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20772] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20771] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20768] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20774] <... prctl resumed>) = 0 [pid 20772] <... futex resumed>) = 1 [pid 20771] <... futex resumed>) = 1 [pid 20770] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20767] <... futex resumed>) = 0 [pid 20766] <... futex resumed>) = 0 [pid 20774] setpgid(0, 0 [pid 20772] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20771] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20770] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20767] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20766] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20774] <... setpgid resumed>) = 0 [pid 20772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20767] <... futex resumed>) = 0 [pid 20770] <... mprotect resumed>) = 0 [pid 20766] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20772] perf_event_open(NULL, -1, 0, -1, 0 [pid 20771] perf_event_open(NULL, -1, 0, -1, 0 [pid 20770] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20767] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20766] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20774] <... openat resumed>) = 3 [pid 20772] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20771] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20774] write(3, "1000", 4 [pid 20773] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20772] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20771] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20770] <... clone resumed>, parent_tid=[20776], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20776 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20775 [pid 20774] <... write resumed>) = 4 [pid 20773] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20772] <... futex resumed>) = 1 [pid 20771] <... futex resumed>) = 1 [pid 20770] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20767] <... futex resumed>) = 0 [pid 20766] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20775 attached [pid 20774] close(3 [pid 20773] <... futex resumed>) = 1 [pid 20772] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20771] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20770] <... futex resumed>) = 0 [pid 20768] <... futex resumed>) = 0 [pid 20767] exit_group(0 [pid 20766] exit_group(0./strace-static-x86_64: Process 20776 attached [pid 20775] set_robust_list(0x5555558625e0, 24 [pid 20774] <... close resumed>) = 0 [pid 20773] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20772] <... futex resumed>) = ? [pid 20771] <... futex resumed>) = ? [pid 20770] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20768] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20767] <... exit_group resumed>) = ? [pid 20766] <... exit_group resumed>) = ? [pid 20776] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20775] <... set_robust_list resumed>) = 0 [pid 20774] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20772] +++ exited with 0 +++ [pid 20771] +++ exited with 0 +++ [pid 20768] <... futex resumed>) = 0 [pid 20776] <... set_robust_list resumed>) = 0 [pid 20773] perf_event_open(NULL, -1, 0, -1, 0 [pid 20768] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20767] +++ exited with 0 +++ [pid 20776] perf_event_open( [pid 20775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20774] <... futex resumed>) = 0 [pid 20773] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20766] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20776] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20775] <... prctl resumed>) = 0 [pid 20774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20773] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20776] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20775] setpgid(0, 0 [pid 20774] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20773] <... futex resumed>) = 1 [pid 20768] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20776] <... futex resumed>) = 1 [pid 20775] <... setpgid resumed>) = 0 [pid 20774] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20773] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20770] <... futex resumed>) = 0 [pid 20768] exit_group(0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20777 attached [pid 20776] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20774] <... mprotect resumed>) = 0 [pid 20773] <... futex resumed>) = ? [pid 20770] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20768] <... exit_group resumed>) = ? [pid 20777] set_robust_list(0x5555558625e0, 24 [pid 20776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20775] <... openat resumed>) = 3 [pid 20774] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20773] +++ exited with 0 +++ [pid 20770] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20777 [pid 20777] <... set_robust_list resumed>) = 0 [pid 20775] write(3, "1000", 4 [pid 20777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20776] perf_event_open(NULL, -1, 0, -1, 0 [pid 20775] <... write resumed>) = 4 [pid 20774] <... clone resumed>, parent_tid=[20778], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20778 [pid 20770] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20768] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20778 attached [pid 20777] <... prctl resumed>) = 0 [pid 20776] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20775] close(3 [pid 20774] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20777] setpgid(0, 0 [pid 20775] <... close resumed>) = 0 [pid 20774] <... futex resumed>) = 0 [pid 20777] <... setpgid resumed>) = 0 [pid 20775] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20774] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20776] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20775] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20768, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20779 [pid 20778] set_robust_list(0x7f2c3a7cb9e0, 24./strace-static-x86_64: Process 20779 attached [pid 20777] <... openat resumed>) = 3 [pid 20776] <... futex resumed>) = 1 [pid 20775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20770] <... futex resumed>) = 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20778] <... set_robust_list resumed>) = 0 [pid 20777] write(3, "1000", 4 [pid 20776] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20775] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20770] exit_group(0 [pid 5078] <... restart_syscall resumed>) = 0 [pid 20777] <... write resumed>) = 4 [pid 20776] <... futex resumed>) = ? [pid 20775] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20770] <... exit_group resumed>) = ? [pid 20777] close(3 [pid 20776] +++ exited with 0 +++ [pid 20775] <... mprotect resumed>) = 0 [pid 20777] <... close resumed>) = 0 [pid 20775] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20777] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20770] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20781 attached ./strace-static-x86_64: Process 20780 attached [pid 20779] set_robust_list(0x5555558625e0, 24 [pid 20778] perf_event_open( [pid 20777] <... futex resumed>) = 0 [pid 20775] <... clone resumed>, parent_tid=[20780], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20780 [pid 20781] set_robust_list(0x5555558625e0, 24 [pid 20778] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20775] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20781 [pid 20781] <... set_robust_list resumed>) = 0 [pid 20780] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20779] <... set_robust_list resumed>) = 0 [pid 20778] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20777] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20775] <... futex resumed>) = 0 [pid 20781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20777] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20775] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20781] <... prctl resumed>) = 0 [pid 20779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20778] <... futex resumed>) = 1 [pid 20777] <... mprotect resumed>) = 0 [pid 20774] <... futex resumed>) = 0 [pid 20781] setpgid(0, 0 [pid 20779] <... prctl resumed>) = 0 [pid 20778] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20777] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20774] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20781] <... setpgid resumed>) = 0 [pid 20779] setpgid(0, 0 [pid 20778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20774] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20782 attached [pid 20781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20780] <... set_robust_list resumed>) = 0 [pid 20777] <... clone resumed>, parent_tid=[20782], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20782 [pid 20774] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20781] <... openat resumed>) = 3 [pid 20777] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20781] write(3, "1000", 4 [pid 20779] <... setpgid resumed>) = 0 [pid 20777] <... futex resumed>) = 0 [pid 20781] <... write resumed>) = 4 [pid 20778] perf_event_open(NULL, -1, 0, -1, 0 [pid 20777] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20781] close(3) = 0 [pid 20781] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20778] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20781] <... futex resumed>) = 0 [pid 20778] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20780] perf_event_open( [pid 20779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20778] <... futex resumed>) = 1 [pid 20774] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20783 [pid 20781] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20779] <... openat resumed>) = 3 [pid 20778] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20774] exit_group(0 [pid 20780] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 ./strace-static-x86_64: Process 20783 attached [pid 20781] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20779] write(3, "1000", 4 [pid 20778] <... futex resumed>) = ? [pid 20774] <... exit_group resumed>) = ? [pid 20783] set_robust_list(0x5555558625e0, 24 [pid 20782] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20781] <... mprotect resumed>) = 0 [pid 20780] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20779] <... write resumed>) = 4 [pid 20778] +++ exited with 0 +++ [pid 20783] <... set_robust_list resumed>) = 0 [pid 20782] <... set_robust_list resumed>) = 0 [pid 20781] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20780] <... futex resumed>) = 1 [pid 20779] close(3 [pid 20775] <... futex resumed>) = 0 [pid 20774] +++ exited with 0 +++ ./strace-static-x86_64: Process 20784 attached [pid 20783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20782] perf_event_open( [pid 20780] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20779] <... close resumed>) = 0 [pid 20775] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20784] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20783] <... prctl resumed>) = 0 [pid 20782] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20781] <... clone resumed>, parent_tid=[20784], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20784 [pid 20780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20779] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20775] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20784] <... set_robust_list resumed>) = 0 [pid 20783] setpgid(0, 0 [pid 20782] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20781] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20780] perf_event_open(NULL, -1, 0, -1, 0 [pid 20779] <... futex resumed>) = 0 [pid 20775] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20784] perf_event_open( [pid 20783] <... setpgid resumed>) = 0 [pid 20782] <... futex resumed>) = 1 [pid 20781] <... futex resumed>) = 0 [pid 20780] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20777] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20784] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20782] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20781] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20780] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20779] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20777] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20784] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20783] <... openat resumed>) = 3 [pid 20782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20780] <... futex resumed>) = 1 [pid 20779] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20777] <... futex resumed>) = 0 [pid 20775] <... futex resumed>) = 0 [pid 20784] <... futex resumed>) = 0 [pid 20783] write(3, "1000", 4 [pid 20782] perf_event_open(NULL, -1, 0, -1, 0 [pid 20781] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20780] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20779] <... mprotect resumed>) = 0 [pid 20777] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20775] exit_group(0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20784] perf_event_open(NULL, -1, 0, -1, 0 [pid 20783] <... write resumed>) = 4 [pid 20782] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20781] <... futex resumed>) = 0 [pid 20780] <... futex resumed>) = ? [pid 20779] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20775] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20786 attached ./strace-static-x86_64: Process 20785 attached [pid 20784] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20783] close(3 [pid 20782] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20781] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20780] +++ exited with 0 +++ [pid 20775] +++ exited with 0 +++ [pid 20786] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20785] set_robust_list(0x5555558625e0, 24 [pid 20784] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20783] <... close resumed>) = 0 [pid 20782] <... futex resumed>) = 1 [pid 20781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20779] <... clone resumed>, parent_tid=[20786], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20786 [pid 20777] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20785 [pid 20785] <... set_robust_list resumed>) = 0 [pid 20784] <... futex resumed>) = 0 [pid 20783] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20782] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20781] exit_group(0 [pid 20779] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20777] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20783] <... futex resumed>) = 0 [pid 20782] <... futex resumed>) = ? [pid 20781] <... exit_group resumed>) = ? [pid 20779] <... futex resumed>) = 0 [pid 20777] <... exit_group resumed>) = ? [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20786] <... set_robust_list resumed>) = 0 [pid 20785] <... prctl resumed>) = 0 [pid 20784] +++ exited with 0 +++ [pid 20783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20782] +++ exited with 0 +++ [pid 20781] +++ exited with 0 +++ [pid 20779] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20786] perf_event_open( [pid 20777] +++ exited with 0 +++ [pid 20783] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20781, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5075] <... restart_syscall resumed>) = 0 [pid 20786] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20785] setpgid(0, 0 [pid 20783] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20786] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20785] <... setpgid resumed>) = 0 [pid 20783] <... mprotect resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20786] <... futex resumed>) = 1 [pid 20779] <... futex resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20786] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20783] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20779] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... restart_syscall resumed>) = 0 [pid 20786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20779] <... futex resumed>) = 0 [pid 20786] perf_event_open(NULL, -1, 0, -1, 0 [pid 20783] <... clone resumed>, parent_tid=[20787], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20787 [pid 20779] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20786] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20785] <... openat resumed>) = 3 [pid 20783] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20788 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20789 attached ./strace-static-x86_64: Process 20788 attached ./strace-static-x86_64: Process 20787 attached [pid 20786] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20785] write(3, "1000", 4 [pid 20783] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20790 attached [pid 20789] set_robust_list(0x5555558625e0, 24 [pid 20788] set_robust_list(0x5555558625e0, 24 [pid 20787] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20786] <... futex resumed>) = 1 [pid 20785] <... write resumed>) = 4 [pid 20783] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20779] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20789 [pid 20790] set_robust_list(0x5555558625e0, 24 [pid 20789] <... set_robust_list resumed>) = 0 [pid 20788] <... set_robust_list resumed>) = 0 [pid 20786] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20785] close(3 [pid 20779] exit_group(0 [pid 20787] <... set_robust_list resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20790 [pid 20789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20786] <... futex resumed>) = ? [pid 20785] <... close resumed>) = 0 [pid 20779] <... exit_group resumed>) = ? [pid 20787] perf_event_open( [pid 20790] <... set_robust_list resumed>) = 0 [pid 20789] <... prctl resumed>) = 0 [pid 20788] <... prctl resumed>) = 0 [pid 20786] +++ exited with 0 +++ [pid 20785] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20789] setpgid(0, 0 [pid 20788] setpgid(0, 0 [pid 20787] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20785] <... futex resumed>) = 0 [pid 20779] +++ exited with 0 +++ [pid 20790] <... prctl resumed>) = 0 [pid 20789] <... setpgid resumed>) = 0 [pid 20788] <... setpgid resumed>) = 0 [pid 20787] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20790] setpgid(0, 0 [pid 20789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20787] <... futex resumed>) = 1 [pid 20785] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20783] <... futex resumed>) = 0 [pid 20790] <... setpgid resumed>) = 0 [pid 20789] <... openat resumed>) = 3 [pid 20788] <... openat resumed>) = 3 [pid 20787] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20785] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20783] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20789] write(3, "1000", 4 [pid 20788] write(3, "1000", 4 [pid 20787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20785] <... mprotect resumed>) = 0 [pid 20783] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20790] <... openat resumed>) = 3 [pid 20789] <... write resumed>) = 4 [pid 20788] <... write resumed>) = 4 [pid 20787] perf_event_open(NULL, -1, 0, -1, 0 [pid 20785] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20783] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20791 attached [pid 20790] write(3, "1000", 4 [pid 20789] close(3 [pid 20788] close(3 [pid 20787] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20791] set_robust_list(0x5555558625e0, 24 [pid 20790] <... write resumed>) = 4 [pid 20789] <... close resumed>) = 0 [pid 20788] <... close resumed>) = 0 [pid 20787] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20785] <... clone resumed>, parent_tid=[20792], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20792 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20791 [pid 20791] <... set_robust_list resumed>) = 0 [pid 20790] close(3 [pid 20789] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20788] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20787] <... futex resumed>) = 1 [pid 20785] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20783] <... futex resumed>) = 0 [pid 20791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20790] <... close resumed>) = 0 [pid 20789] <... futex resumed>) = 0 [pid 20788] <... futex resumed>) = 0 [pid 20787] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20785] <... futex resumed>) = 0 [pid 20783] exit_group(0 [pid 20791] <... prctl resumed>) = 0 [pid 20790] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20787] <... futex resumed>) = ? [pid 20785] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20783] <... exit_group resumed>) = ? [pid 20791] setpgid(0, 0 [pid 20790] <... futex resumed>) = 0 [pid 20789] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20788] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20787] +++ exited with 0 +++ [pid 20789] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20783] +++ exited with 0 +++ [pid 20791] <... setpgid resumed>) = 0 [pid 20790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20789] <... mprotect resumed>) = 0 [pid 20788] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20792 attached [pid 20791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20790] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20789] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20788] <... mprotect resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20792] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20791] <... openat resumed>) = 3 [pid 20790] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20788] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20793 attached [pid 20792] <... set_robust_list resumed>) = 0 [pid 20791] write(3, "1000", 4 [pid 20790] <... mprotect resumed>) = 0 [pid 20789] <... clone resumed>, parent_tid=[20793], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20793 [pid 5072] <... restart_syscall resumed>) = 0 [pid 20792] perf_event_open( [pid 20791] <... write resumed>) = 4 [pid 20790] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20789] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20788] <... clone resumed>, parent_tid=[20794], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20794 [pid 20792] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20791] close(3 [pid 20789] <... futex resumed>) = 0 [pid 20788] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20792] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20791] <... close resumed>) = 0 [pid 20790] <... clone resumed>, parent_tid=[20795], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20795 [pid 20789] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20788] <... futex resumed>) = 0 [pid 20792] <... futex resumed>) = 1 [pid 20791] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20790] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20788] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20785] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20792] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20791] <... futex resumed>) = 0 [pid 20790] <... futex resumed>) = 0 [pid 20785] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20790] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20785] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20794 attached [pid 20792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20791] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20785] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20795 attached [pid 20794] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20793] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20792] perf_event_open(NULL, -1, 0, -1, 0 [pid 20791] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20796 [pid 20794] <... set_robust_list resumed>) = 0 [pid 20793] <... set_robust_list resumed>) = 0 [pid 20792] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20791] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 20796 attached [pid 20795] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20794] perf_event_open( [pid 20793] perf_event_open( [pid 20792] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20791] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20795] <... set_robust_list resumed>) = 0 [pid 20794] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20793] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20792] <... futex resumed>) = 1 [pid 20785] <... futex resumed>) = 0 [pid 20794] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20793] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20792] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20791] <... clone resumed>, parent_tid=[20797], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20797 [pid 20785] exit_group(0 [pid 20794] <... futex resumed>) = 1 [pid 20793] <... futex resumed>) = 1 [pid 20792] <... futex resumed>) = ? [pid 20791] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20789] <... futex resumed>) = 0 [pid 20788] <... futex resumed>) = 0 [pid 20785] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20797 attached [pid 20796] set_robust_list(0x5555558625e0, 24 [pid 20795] perf_event_open( [pid 20794] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20793] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20792] +++ exited with 0 +++ [pid 20791] <... futex resumed>) = 0 [pid 20789] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20788] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20785] +++ exited with 0 +++ [pid 20797] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20796] <... set_robust_list resumed>) = 0 [pid 20794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20791] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20795] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20789] <... futex resumed>) = 0 [pid 20788] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20795] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20794] perf_event_open(NULL, -1, 0, -1, 0 [pid 20793] perf_event_open(NULL, -1, 0, -1, 0 [pid 20789] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20788] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20796] <... prctl resumed>) = 0 [pid 20795] <... futex resumed>) = 1 [pid 20794] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20793] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20790] <... futex resumed>) = 0 [pid 20796] setpgid(0, 0 [pid 20795] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20794] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20793] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20790] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20797] <... set_robust_list resumed>) = 0 [pid 20796] <... setpgid resumed>) = 0 [pid 20795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20794] <... futex resumed>) = 1 [pid 20793] <... futex resumed>) = 1 [pid 20790] <... futex resumed>) = 0 [pid 20789] <... futex resumed>) = 0 [pid 20788] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20798 attached [pid 20797] perf_event_open( [pid 20796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20795] perf_event_open(NULL, -1, 0, -1, 0 [pid 20794] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20793] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20790] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20789] exit_group(0 [pid 20788] exit_group(0 [pid 20798] set_robust_list(0x5555558625e0, 24 [pid 20797] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20796] <... openat resumed>) = 3 [pid 20795] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20794] <... futex resumed>) = ? [pid 20793] <... futex resumed>) = ? [pid 20789] <... exit_group resumed>) = ? [pid 20788] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20798 [pid 20798] <... set_robust_list resumed>) = 0 [pid 20797] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20796] write(3, "1000", 4 [pid 20795] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20794] +++ exited with 0 +++ [pid 20793] +++ exited with 0 +++ [pid 20789] +++ exited with 0 +++ [pid 20788] +++ exited with 0 +++ [pid 20798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20797] <... futex resumed>) = 1 [pid 20796] <... write resumed>) = 4 [pid 20795] <... futex resumed>) = 1 [pid 20791] <... futex resumed>) = 0 [pid 20790] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20798] <... prctl resumed>) = 0 [pid 20797] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20796] close(3 [pid 20795] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20791] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20790] exit_group(0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20798] setpgid(0, 0 [pid 20797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20796] <... close resumed>) = 0 [pid 20795] <... futex resumed>) = ? [pid 20791] <... futex resumed>) = 0 [pid 20790] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20798] <... setpgid resumed>) = 0 [pid 20797] perf_event_open(NULL, -1, 0, -1, 0 [pid 20796] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20795] +++ exited with 0 +++ [pid 20791] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20797] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20796] <... futex resumed>) = 0 [pid 20790] +++ exited with 0 +++ [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20799 [pid 20798] <... openat resumed>) = 3 [pid 20797] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20798] write(3, "1000", 4 [pid 20797] <... futex resumed>) = 1 [pid 20791] <... futex resumed>) = 0 [pid 20798] <... write resumed>) = 4 [pid 20797] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20796] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20791] exit_group(0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20800 [pid 20798] close(3 [pid 20797] <... futex resumed>) = ? [pid 20796] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20791] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20800 attached ./strace-static-x86_64: Process 20799 attached [pid 20798] <... close resumed>) = 0 [pid 20797] +++ exited with 0 +++ [pid 20796] <... mprotect resumed>) = 0 [pid 20791] +++ exited with 0 +++ [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20800] set_robust_list(0x5555558625e0, 24 [pid 20799] set_robust_list(0x5555558625e0, 24 [pid 20798] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20796] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20800] <... set_robust_list resumed>) = 0 [pid 20798] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20799] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20803 attached ./strace-static-x86_64: Process 20802 attached ./strace-static-x86_64: Process 20801 attached [pid 20800] <... prctl resumed>) = 0 [pid 20798] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20796] <... clone resumed>, parent_tid=[20802], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20802 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20801 [pid 20803] set_robust_list(0x5555558625e0, 24 [pid 20800] setpgid(0, 0 [pid 20799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20798] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20796] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20803 [pid 20803] <... set_robust_list resumed>) = 0 [pid 20800] <... setpgid resumed>) = 0 [pid 20799] <... prctl resumed>) = 0 [pid 20798] <... mprotect resumed>) = 0 [pid 20796] <... futex resumed>) = 0 [pid 20803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20801] set_robust_list(0x5555558625e0, 24 [pid 20800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20799] setpgid(0, 0 [pid 20798] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20796] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20804 attached [pid 20803] <... prctl resumed>) = 0 [pid 20802] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20801] <... set_robust_list resumed>) = 0 [pid 20800] <... openat resumed>) = 3 [pid 20799] <... setpgid resumed>) = 0 [pid 20803] setpgid(0, 0 [pid 20800] write(3, "1000", 4 [pid 20798] <... clone resumed>, parent_tid=[20804], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20804 [pid 20803] <... setpgid resumed>) = 0 [pid 20800] <... write resumed>) = 4 [pid 20799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20798] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20800] close(3 [pid 20798] <... futex resumed>) = 0 [pid 20803] <... openat resumed>) = 3 [pid 20802] <... set_robust_list resumed>) = 0 [pid 20801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20800] <... close resumed>) = 0 [pid 20799] <... openat resumed>) = 3 [pid 20798] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20803] write(3, "1000", 4 [pid 20802] perf_event_open( [pid 20801] <... prctl resumed>) = 0 [pid 20800] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20799] write(3, "1000", 4 [pid 20803] <... write resumed>) = 4 [pid 20802] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20801] setpgid(0, 0 [pid 20800] <... futex resumed>) = 0 [pid 20799] <... write resumed>) = 4 [pid 20803] close(3 [pid 20802] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20801] <... setpgid resumed>) = 0 [pid 20800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20799] close(3 [pid 20803] <... close resumed>) = 0 [pid 20801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20800] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20799] <... close resumed>) = 0 [pid 20802] <... futex resumed>) = 1 [pid 20796] <... futex resumed>) = 0 [pid 20803] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20801] <... openat resumed>) = 3 [pid 20800] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20796] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20799] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20802] perf_event_open(NULL, -1, 0, -1, 0 [pid 20803] <... futex resumed>) = 0 [pid 20801] write(3, "1000", 4 [pid 20802] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20800] <... mprotect resumed>) = 0 [pid 20799] <... futex resumed>) = 0 [pid 20796] <... futex resumed>) = 0 [pid 20803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20802] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20801] <... write resumed>) = 4 [pid 20800] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20804] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20796] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20804] <... set_robust_list resumed>) = 0 [pid 20803] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20802] <... futex resumed>) = 0 [pid 20801] close(3 [pid 20799] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20803] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20802] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20801] <... close resumed>) = 0 [pid 20800] <... clone resumed>, parent_tid=[20805], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20805 [pid 20799] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20804] perf_event_open( [pid 20803] <... mprotect resumed>) = 0 [pid 20801] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20800] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20796] exit_group(0 [pid 20804] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20803] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20802] <... futex resumed>) = ? [pid 20801] <... futex resumed>) = 0 [pid 20800] <... futex resumed>) = 0 [pid 20799] <... mprotect resumed>) = 0 [pid 20796] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20805 attached [pid 20804] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20802] +++ exited with 0 +++ [pid 20801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20800] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20799] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20803] <... clone resumed>, parent_tid=[20806], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20806 [pid 20803] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20803] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20796] +++ exited with 0 +++ ./strace-static-x86_64: Process 20806 attached [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20806] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20801] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20804] <... futex resumed>) = 1 [pid 20801] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20798] <... futex resumed>) = 0 [pid 20804] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20798] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20801] <... mprotect resumed>) = 0 [pid 20804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20799] <... clone resumed>, parent_tid=[20807], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20807 [pid 20798] <... futex resumed>) = 0 [pid 20804] perf_event_open(NULL, -1, 0, -1, 0 [pid 20801] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20799] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20798] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20805] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20804] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20799] <... futex resumed>) = 0 [pid 20801] <... clone resumed>, parent_tid=[20808], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20808 [pid 20804] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20801] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20799] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20804] <... futex resumed>) = 1 [pid 20801] <... futex resumed>) = 0 [pid 20798] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20808 attached ./strace-static-x86_64: Process 20807 attached [pid 20806] perf_event_open( [pid 20804] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20801] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20798] exit_group(0 [pid 20807] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20804] <... futex resumed>) = ? [pid 20798] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20805] <... set_robust_list resumed>) = 0 [pid 20808] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20807] <... set_robust_list resumed>) = 0 [pid 20806] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20804] +++ exited with 0 +++ [pid 20798] +++ exited with 0 +++ [pid 20808] <... set_robust_list resumed>) = 0 [pid 20807] perf_event_open( [pid 20806] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20805] perf_event_open( [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20809 [pid 20808] perf_event_open( [pid 20807] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20805] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20803] <... futex resumed>) = 0 [pid 20806] <... futex resumed>) = 1 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20808] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20807] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20806] perf_event_open(NULL, -1, 0, -1, 0 [pid 20805] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20803] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20807] <... futex resumed>) = 1 [pid 20803] <... futex resumed>) = 0 [pid 20799] <... futex resumed>) = 0 [pid 20806] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20808] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20807] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20806] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20805] <... futex resumed>) = 1 [pid 20803] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20800] <... futex resumed>) = 0 [pid 20799] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20809 attached [pid 20808] <... futex resumed>) = 1 [pid 20807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20806] <... futex resumed>) = 0 [pid 20805] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20801] <... futex resumed>) = 0 [pid 20800] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20799] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20809] set_robust_list(0x5555558625e0, 24 [pid 20808] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20807] perf_event_open(NULL, -1, 0, -1, 0 [pid 20806] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20803] exit_group(0 [pid 20801] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20800] <... futex resumed>) = 0 [pid 20799] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20810 attached [pid 20809] <... set_robust_list resumed>) = 0 [pid 20808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20807] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20806] <... futex resumed>) = ? [pid 20805] perf_event_open(NULL, -1, 0, -1, 0 [pid 20803] <... exit_group resumed>) = ? [pid 20801] <... futex resumed>) = 0 [pid 20800] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20810] set_robust_list(0x5555558625e0, 24 [pid 20809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20808] perf_event_open(NULL, -1, 0, -1, 0 [pid 20807] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20806] +++ exited with 0 +++ [pid 20805] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20803] +++ exited with 0 +++ [pid 20801] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20810 [pid 20810] <... set_robust_list resumed>) = 0 [pid 20809] <... prctl resumed>) = 0 [pid 20808] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20807] <... futex resumed>) = 1 [pid 20805] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20799] <... futex resumed>) = 0 [pid 20810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20809] setpgid(0, 0 [pid 20808] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20807] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20805] <... futex resumed>) = 1 [pid 20800] <... futex resumed>) = 0 [pid 20799] exit_group(0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20803, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20810] <... prctl resumed>) = 0 [pid 20809] <... setpgid resumed>) = 0 [pid 20808] <... futex resumed>) = 1 [pid 20807] <... futex resumed>) = ? [pid 20805] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20801] <... futex resumed>) = 0 [pid 20800] exit_group(0 [pid 20799] <... exit_group resumed>) = ? [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20810] setpgid(0, 0 [pid 20809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20808] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20807] +++ exited with 0 +++ [pid 20805] <... futex resumed>) = ? [pid 20801] exit_group(0 [pid 20800] <... exit_group resumed>) = ? [pid 20810] <... setpgid resumed>) = 0 [pid 20809] <... openat resumed>) = 3 [pid 20799] +++ exited with 0 +++ [pid 5077] <... restart_syscall resumed>) = 0 [pid 20810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20810] <... openat resumed>) = 3 [pid 20809] write(3, "1000", 4 [pid 20808] <... futex resumed>) = ? [pid 20805] +++ exited with 0 +++ [pid 20801] <... exit_group resumed>) = ? [pid 20800] +++ exited with 0 +++ [pid 20810] write(3, "1000", 4 [pid 20809] <... write resumed>) = 4 [pid 20808] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20810] <... write resumed>) = 4 [pid 20801] +++ exited with 0 +++ [pid 20810] close(3 [pid 20809] close(3 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20811 [pid 20810] <... close resumed>) = 0 [pid 20809] <... close resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20810] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20809] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20810] <... futex resumed>) = 0 [pid 20809] <... futex resumed>) = 0 [pid 20810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20813 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20810] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20812 [pid 20810] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20809] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20810] <... mprotect resumed>) = 0 [pid 20809] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20811 attached [pid 20810] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20813 attached ./strace-static-x86_64: Process 20814 attached ./strace-static-x86_64: Process 20812 attached [pid 20811] set_robust_list(0x5555558625e0, 24 [pid 20809] <... mprotect resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20814] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20811] <... set_robust_list resumed>) = 0 [pid 20810] <... clone resumed>, parent_tid=[20814], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20814 [pid 20814] <... set_robust_list resumed>) = 0 [pid 20811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20810] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20809] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20814] perf_event_open( [pid 20811] <... prctl resumed>) = 0 [pid 20810] <... futex resumed>) = 0 [pid 20814] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20813] set_robust_list(0x5555558625e0, 24 [pid 20811] setpgid(0, 0 [pid 20810] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20809] <... clone resumed>, parent_tid=[20816], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20816 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20815 [pid 20814] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20812] set_robust_list(0x5555558625e0, 24 [pid 20811] <... setpgid resumed>) = 0 [pid 20810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20809] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20815 attached [pid 20814] <... futex resumed>) = 0 [pid 20813] <... set_robust_list resumed>) = 0 [pid 20811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20810] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20809] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20816 attached [pid 20815] set_robust_list(0x5555558625e0, 24 [pid 20814] perf_event_open(NULL, -1, 0, -1, 0 [pid 20813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20812] <... set_robust_list resumed>) = 0 [pid 20811] <... openat resumed>) = 3 [pid 20810] <... futex resumed>) = 0 [pid 20809] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20815] <... set_robust_list resumed>) = 0 [pid 20814] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20813] <... prctl resumed>) = 0 [pid 20811] write(3, "1000", 4 [pid 20810] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20814] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20813] setpgid(0, 0 [pid 20812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20811] <... write resumed>) = 4 [pid 20810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20816] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20815] <... prctl resumed>) = 0 [pid 20814] <... futex resumed>) = 0 [pid 20813] <... setpgid resumed>) = 0 [pid 20812] <... prctl resumed>) = 0 [pid 20811] close(3 [pid 20810] exit_group(0 [pid 20816] <... set_robust_list resumed>) = 0 [pid 20815] setpgid(0, 0 [pid 20813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20812] setpgid(0, 0 [pid 20811] <... close resumed>) = 0 [pid 20810] <... exit_group resumed>) = ? [pid 20816] perf_event_open( [pid 20815] <... setpgid resumed>) = 0 [pid 20814] +++ exited with 0 +++ [pid 20813] <... openat resumed>) = 3 [pid 20812] <... setpgid resumed>) = 0 [pid 20811] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20816] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20813] write(3, "1000", 4 [pid 20811] <... futex resumed>) = 0 [pid 20810] +++ exited with 0 +++ [pid 20816] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20815] <... openat resumed>) = 3 [pid 20813] <... write resumed>) = 4 [pid 20812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20816] <... futex resumed>) = 1 [pid 20815] write(3, "1000", 4 [pid 20813] close(3 [pid 20812] <... openat resumed>) = 3 [pid 20811] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20809] <... futex resumed>) = 0 [pid 20816] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20815] <... write resumed>) = 4 [pid 20813] <... close resumed>) = 0 [pid 20812] write(3, "1000", 4 [pid 20811] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20809] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20815] close(3 [pid 20813] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20812] <... write resumed>) = 4 [pid 20811] <... mprotect resumed>) = 0 [pid 20809] <... futex resumed>) = 0 [pid 20816] perf_event_open(NULL, -1, 0, -1, 0 [pid 20815] <... close resumed>) = 0 [pid 20813] <... futex resumed>) = 0 [pid 20812] close(3 [pid 20811] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20809] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20816] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20815] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20812] <... close resumed>) = 0 [pid 20816] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20815] <... futex resumed>) = 0 [pid 20813] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20812] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20811] <... clone resumed>, parent_tid=[20817], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20817 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20817 attached ./strace-static-x86_64: Process 20818 attached [pid 20816] <... futex resumed>) = 1 [pid 20815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20813] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20812] <... futex resumed>) = 0 [pid 20811] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20809] <... futex resumed>) = 0 [pid 20818] set_robust_list(0x5555558625e0, 24 [pid 20817] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20816] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20815] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20813] <... mprotect resumed>) = 0 [pid 20812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20811] <... futex resumed>) = 0 [pid 20809] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20818 [pid 20818] <... set_robust_list resumed>) = 0 [pid 20817] <... set_robust_list resumed>) = 0 [pid 20815] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20813] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20811] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20812] <... mmap resumed>) = 0x7f2c3a7ab000 ./strace-static-x86_64: Process 20819 attached [pid 20818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20816] <... futex resumed>) = ? [pid 20815] <... mprotect resumed>) = 0 [pid 20812] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20809] <... exit_group resumed>) = ? [pid 20817] perf_event_open( [pid 20818] <... prctl resumed>) = 0 [pid 20816] +++ exited with 0 +++ [pid 20815] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20813] <... clone resumed>, parent_tid=[20819], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20819 [pid 20812] <... mprotect resumed>) = 0 [pid 20818] setpgid(0, 0) = 0 [pid 20815] <... clone resumed>, parent_tid=[20820], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20820 [pid 20818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20815] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20809] +++ exited with 0 +++ [pid 20813] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20818] <... openat resumed>) = 3 [pid 20815] <... futex resumed>) = 0 [pid 20813] <... futex resumed>) = 0 [pid 20812] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20818] write(3, "1000", 4 [pid 20815] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20813] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20817] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20818] <... write resumed>) = 4 [pid 20812] <... clone resumed>, parent_tid=[20821], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20821 [pid 20818] close(3 [pid 20817] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20812] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20818] <... close resumed>) = 0 [pid 20817] <... futex resumed>) = 1 [pid 20812] <... futex resumed>) = 0 [pid 20811] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20818] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20817] perf_event_open(NULL, -1, 0, -1, 0 [pid 20812] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20811] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20821 attached [pid 20818] <... futex resumed>) = 0 [pid 20811] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20820 attached [pid 20821] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20811] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20817] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20821] <... set_robust_list resumed>) = 0 [pid 20820] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20818] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20817] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20822 ./strace-static-x86_64: Process 20822 attached [pid 20821] perf_event_open( [pid 20820] <... set_robust_list resumed>) = 0 [pid 20819] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20818] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20817] <... futex resumed>) = 1 [pid 20811] <... futex resumed>) = 0 [pid 20822] set_robust_list(0x5555558625e0, 24 [pid 20821] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20820] perf_event_open( [pid 20819] <... set_robust_list resumed>) = 0 [pid 20818] <... mprotect resumed>) = 0 [pid 20817] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20811] exit_group(0 [pid 20821] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20820] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20818] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20817] <... futex resumed>) = ? [pid 20811] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20823 attached [pid 20822] <... set_robust_list resumed>) = 0 [pid 20821] <... futex resumed>) = 1 [pid 20820] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20819] perf_event_open( [pid 20817] +++ exited with 0 +++ [pid 20812] <... futex resumed>) = 0 [pid 20823] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20821] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20820] <... futex resumed>) = 1 [pid 20819] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20818] <... clone resumed>, parent_tid=[20823], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20823 [pid 20815] <... futex resumed>) = 0 [pid 20812] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20811] +++ exited with 0 +++ [pid 20822] <... prctl resumed>) = 0 [pid 20821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20820] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20819] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20818] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20815] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20812] <... futex resumed>) = 0 [pid 20822] setpgid(0, 0 [pid 20821] perf_event_open(NULL, -1, 0, -1, 0 [pid 20820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20819] <... futex resumed>) = 1 [pid 20818] <... futex resumed>) = 0 [pid 20815] <... futex resumed>) = 0 [pid 20813] <... futex resumed>) = 0 [pid 20812] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20823] <... set_robust_list resumed>) = 0 [pid 20822] <... setpgid resumed>) = 0 [pid 20821] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20820] perf_event_open(NULL, -1, 0, -1, 0 [pid 20819] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20818] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20815] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20813] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20824 attached [pid 20823] perf_event_open( [pid 20822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20821] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20820] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20813] <... futex resumed>) = 0 [pid 20824] set_robust_list(0x5555558625e0, 24 [pid 20822] <... openat resumed>) = 3 [pid 20821] <... futex resumed>) = 1 [pid 20820] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20819] perf_event_open(NULL, -1, 0, -1, 0 [pid 20813] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20812] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20824 [pid 20824] <... set_robust_list resumed>) = 0 [pid 20823] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20822] write(3, "1000", 4 [pid 20821] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20820] <... futex resumed>) = 1 [pid 20819] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20815] <... futex resumed>) = 0 [pid 20812] exit_group(0 [pid 20824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20823] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20822] <... write resumed>) = 4 [pid 20821] <... futex resumed>) = ? [pid 20820] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20819] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20815] exit_group(0 [pid 20812] <... exit_group resumed>) = ? [pid 20824] <... prctl resumed>) = 0 [pid 20823] <... futex resumed>) = 1 [pid 20822] close(3 [pid 20821] +++ exited with 0 +++ [pid 20820] <... futex resumed>) = ? [pid 20819] <... futex resumed>) = 1 [pid 20818] <... futex resumed>) = 0 [pid 20815] <... exit_group resumed>) = ? [pid 20813] <... futex resumed>) = 0 [pid 20823] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20822] <... close resumed>) = 0 [pid 20819] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20813] exit_group(0 [pid 20822] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20820] +++ exited with 0 +++ [pid 20819] <... futex resumed>) = ? [pid 20818] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20813] <... exit_group resumed>) = ? [pid 20812] +++ exited with 0 +++ [pid 20824] setpgid(0, 0 [pid 20823] <... futex resumed>) = 0 [pid 20822] <... futex resumed>) = 0 [pid 20819] +++ exited with 0 +++ [pid 20818] <... futex resumed>) = 1 [pid 20815] +++ exited with 0 +++ [pid 20813] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20824] <... setpgid resumed>) = 0 [pid 20823] perf_event_open(NULL, -1, 0, -1, 0 [pid 20822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20818] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20813, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20823] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20822] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5078] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20824] <... openat resumed>) = 3 [pid 20823] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20822] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20824] write(3, "1000", 4 [pid 20823] <... futex resumed>) = 1 [pid 20822] <... mprotect resumed>) = 0 [pid 20818] <... futex resumed>) = 0 [pid 20824] <... write resumed>) = 4 [pid 20823] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20822] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20818] exit_group(0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 20824] close(3 [pid 20823] <... futex resumed>) = ? [pid 20818] <... exit_group resumed>) = ? [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20824] <... close resumed>) = 0 [pid 20823] +++ exited with 0 +++ [pid 20822] <... clone resumed>, parent_tid=[20825], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20825 [pid 20818] +++ exited with 0 +++ [pid 20824] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20822] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20826 attached ./strace-static-x86_64: Process 20825 attached ./strace-static-x86_64: Process 20827 attached [pid 20824] <... futex resumed>) = 0 [pid 20822] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20826 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20827] set_robust_list(0x5555558625e0, 24 [pid 20824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20822] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20827 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20829 attached [pid 20827] <... set_robust_list resumed>) = 0 [pid 20826] set_robust_list(0x5555558625e0, 24 [pid 20825] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20824] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20824] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20829 [pid 20826] <... set_robust_list resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20828 [pid 20825] <... set_robust_list resumed>) = 0 [pid 20827] <... prctl resumed>) = 0 [pid 20824] <... mprotect resumed>) = 0 [pid 20827] setpgid(0, 0 [pid 20826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20824] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20827] <... setpgid resumed>) = 0 [pid 20826] <... prctl resumed>) = 0 [pid 20827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20825] perf_event_open( [pid 20824] <... clone resumed>, parent_tid=[20830], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20830 [pid 20826] setpgid(0, 0 [pid 20829] set_robust_list(0x5555558625e0, 24 [pid 20827] <... openat resumed>) = 3 [pid 20826] <... setpgid resumed>) = 0 [pid 20825] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20824] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20827] write(3, "1000", 4 [pid 20824] <... futex resumed>) = 0 [pid 20827] <... write resumed>) = 4 [pid 20826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20825] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20824] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20827] close(3) = 0 [pid 20827] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20826] <... openat resumed>) = 3 [pid 20825] <... futex resumed>) = 1 [pid 20822] <... futex resumed>) = 0 [pid 20829] <... set_robust_list resumed>) = 0 [pid 20827] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20826] write(3, "1000", 4 [pid 20825] perf_event_open(NULL, -1, 0, -1, 0 [pid 20822] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20830 attached [pid 20827] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20826] <... write resumed>) = 4 [pid 20825] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20822] <... futex resumed>) = 0 [pid 20830] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20827] <... mprotect resumed>) = 0 [pid 20826] close(3 [pid 20825] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20822] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20830] <... set_robust_list resumed>) = 0 [pid 20829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20827] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20826] <... close resumed>) = 0 [pid 20825] <... futex resumed>) = 0 [pid 20822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20831 attached ./strace-static-x86_64: Process 20828 attached [pid 20830] perf_event_open( [pid 20829] <... prctl resumed>) = 0 [pid 20826] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20825] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20822] exit_group(0 [pid 20831] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20830] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20829] setpgid(0, 0 [pid 20827] <... clone resumed>, parent_tid=[20831], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20831 [pid 20826] <... futex resumed>) = 0 [pid 20825] <... futex resumed>) = ? [pid 20822] <... exit_group resumed>) = ? [pid 20831] <... set_robust_list resumed>) = 0 [pid 20830] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20828] set_robust_list(0x5555558625e0, 24 [pid 20827] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20831] perf_event_open( [pid 20830] <... futex resumed>) = 1 [pid 20827] <... futex resumed>) = 0 [pid 20824] <... futex resumed>) = 0 [pid 20831] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20830] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20827] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20826] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20824] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20831] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20829] <... setpgid resumed>) = 0 [pid 20828] <... set_robust_list resumed>) = 0 [pid 20827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20826] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20825] +++ exited with 0 +++ [pid 20824] <... futex resumed>) = 0 [pid 20822] +++ exited with 0 +++ [pid 20831] <... futex resumed>) = 0 [pid 20830] perf_event_open(NULL, -1, 0, -1, 0 [pid 20827] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20824] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20826] <... mprotect resumed>) = 0 [pid 20831] perf_event_open(NULL, -1, 0, -1, 0 [pid 20830] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20827] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20831] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20830] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20829] <... openat resumed>) = 3 [pid 20827] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20828] <... prctl resumed>) = 0 [pid 20826] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20831] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20830] <... futex resumed>) = 1 [pid 20829] write(3, "1000", 4 [pid 20827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20824] <... futex resumed>) = 0 [pid 20831] <... futex resumed>) = 0 [pid 20830] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20829] <... write resumed>) = 4 [pid 20828] setpgid(0, 0 [pid 20827] exit_group(0 [pid 20826] <... clone resumed>, parent_tid=[20832], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20832 [pid 20824] exit_group(0 [pid 20830] <... futex resumed>) = ? [pid 20829] close(3 [pid 20828] <... setpgid resumed>) = 0 [pid 20827] <... exit_group resumed>) = ? [pid 20826] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20824] <... exit_group resumed>) = ? [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20832 attached [pid 20831] +++ exited with 0 +++ [pid 20830] +++ exited with 0 +++ [pid 20829] <... close resumed>) = 0 [pid 20828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20827] +++ exited with 0 +++ [pid 20826] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20833 attached [pid 20832] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20829] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20826] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20824] +++ exited with 0 +++ [pid 20828] <... openat resumed>) = 3 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20833 [pid 20833] set_robust_list(0x5555558625e0, 24 [pid 20832] <... set_robust_list resumed>) = 0 [pid 20829] <... futex resumed>) = 0 [pid 20828] write(3, "1000", 4 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20833] <... set_robust_list resumed>) = 0 [pid 20832] perf_event_open( [pid 20829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20828] <... write resumed>) = 4 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20834 attached [pid 20833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20832] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20829] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20828] close(3 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20833] <... prctl resumed>) = 0 [pid 20832] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20829] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20828] <... close resumed>) = 0 ./strace-static-x86_64: Process 20835 attached [pid 20834] set_robust_list(0x5555558625e0, 24 [pid 20833] setpgid(0, 0 [pid 20832] <... futex resumed>) = 1 [pid 20829] <... mprotect resumed>) = 0 [pid 20828] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20826] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20834 [pid 20835] set_robust_list(0x5555558625e0, 24 [pid 20834] <... set_robust_list resumed>) = 0 [pid 20833] <... setpgid resumed>) = 0 [pid 20832] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20829] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20828] <... futex resumed>) = 0 [pid 20826] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20835 ./strace-static-x86_64: Process 20836 attached [pid 20835] <... set_robust_list resumed>) = 0 [pid 20834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20826] <... futex resumed>) = 0 [pid 20836] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20834] <... prctl resumed>) = 0 [pid 20833] <... openat resumed>) = 3 [pid 20832] perf_event_open(NULL, -1, 0, -1, 0 [pid 20829] <... clone resumed>, parent_tid=[20836], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20836 [pid 20828] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20826] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20836] <... set_robust_list resumed>) = 0 [pid 20835] <... prctl resumed>) = 0 [pid 20834] setpgid(0, 0 [pid 20833] write(3, "1000", 4 [pid 20832] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20829] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20828] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20836] perf_event_open( [pid 20835] setpgid(0, 0 [pid 20834] <... setpgid resumed>) = 0 [pid 20833] <... write resumed>) = 4 [pid 20832] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20829] <... futex resumed>) = 0 [pid 20828] <... mprotect resumed>) = 0 [pid 20836] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20835] <... setpgid resumed>) = 0 [pid 20834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20833] close(3 [pid 20832] <... futex resumed>) = 1 [pid 20829] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20828] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20826] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20837 attached [pid 20836] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20834] <... openat resumed>) = 3 [pid 20833] <... close resumed>) = 0 [pid 20832] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20826] exit_group(0 [pid 20836] <... futex resumed>) = 0 [pid 20835] <... openat resumed>) = 3 [pid 20834] write(3, "1000", 4 [pid 20833] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20832] <... futex resumed>) = ? [pid 20829] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20828] <... clone resumed>, parent_tid=[20837], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20837 [pid 20826] <... exit_group resumed>) = ? [pid 20837] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20836] perf_event_open(NULL, -1, 0, -1, 0 [pid 20835] write(3, "1000", 4 [pid 20834] <... write resumed>) = 4 [pid 20833] <... futex resumed>) = 0 [pid 20832] +++ exited with 0 +++ [pid 20829] <... futex resumed>) = 0 [pid 20828] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20826] +++ exited with 0 +++ [pid 20837] <... set_robust_list resumed>) = 0 [pid 20837] perf_event_open( [pid 20836] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20835] <... write resumed>) = 4 [pid 20834] close(3 [pid 20833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20829] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20828] <... futex resumed>) = 0 [pid 20837] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20836] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20835] close(3 [pid 20834] <... close resumed>) = 0 [pid 20833] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20828] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20837] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20836] <... futex resumed>) = 0 [pid 20835] <... close resumed>) = 0 [pid 20834] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20833] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20829] exit_group(0 [pid 20828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20837] <... futex resumed>) = 0 [pid 20835] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20834] <... futex resumed>) = 0 [pid 20833] <... mprotect resumed>) = 0 [pid 20829] <... exit_group resumed>) = ? [pid 20828] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20837] perf_event_open(NULL, -1, 0, -1, 0 [pid 20836] +++ exited with 0 +++ [pid 20835] <... futex resumed>) = 0 [pid 20834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20833] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20828] <... futex resumed>) = 0 [pid 20837] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20834] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20829] +++ exited with 0 +++ [pid 20837] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20835] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20834] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20833] <... clone resumed>, parent_tid=[20839], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20839 [pid 20828] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20838 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20838 attached [pid 20837] <... futex resumed>) = 0 [pid 20835] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20834] <... mprotect resumed>) = 0 [pid 20833] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20839 attached [pid 20838] set_robust_list(0x5555558625e0, 24 [pid 20837] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20835] <... mprotect resumed>) = 0 [pid 20834] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20833] <... futex resumed>) = 0 [pid 20828] exit_group(0 [pid 20839] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20838] <... set_robust_list resumed>) = 0 [pid 20837] <... futex resumed>) = ? [pid 20835] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20833] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20828] <... exit_group resumed>) = ? [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20837] +++ exited with 0 +++ [pid 20834] <... clone resumed>, parent_tid=[20840], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20840 [pid 20839] <... set_robust_list resumed>) = 0 [pid 20835] <... clone resumed>, parent_tid=[20841], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20841 [pid 20834] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20828] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20842 [pid 20838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20835] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20834] <... futex resumed>) = 0 [pid 20839] perf_event_open( [pid 20838] <... prctl resumed>) = 0 [pid 20835] <... futex resumed>) = 0 [pid 20834] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20839] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20838] setpgid(0, 0 [pid 20835] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20839] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] <... setpgid resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20839] <... futex resumed>) = 1 [pid 20833] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20841 attached ./strace-static-x86_64: Process 20840 attached [pid 20833] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20841] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20840] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20833] <... futex resumed>) = 0 [pid 20839] perf_event_open(NULL, -1, 0, -1, 0 [pid 20841] <... set_robust_list resumed>) = 0 [pid 20840] <... set_robust_list resumed>) = 0 [pid 20839] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20833] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20843 [pid 20841] perf_event_open( [pid 20840] perf_event_open( [pid 20839] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] <... openat resumed>) = 3 [pid 20833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20843 attached ./strace-static-x86_64: Process 20842 attached [pid 20841] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20840] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20839] <... futex resumed>) = 0 [pid 20838] write(3, "1000", 4 [pid 20833] exit_group(0 [pid 20842] set_robust_list(0x5555558625e0, 24 [pid 20841] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20840] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] <... write resumed>) = 4 [pid 20833] <... exit_group resumed>) = ? [pid 20843] set_robust_list(0x5555558625e0, 24 [pid 20842] <... set_robust_list resumed>) = 0 [pid 20841] <... futex resumed>) = 1 [pid 20840] <... futex resumed>) = 1 [pid 20839] +++ exited with 0 +++ [pid 20838] close(3 [pid 20835] <... futex resumed>) = 0 [pid 20834] <... futex resumed>) = 0 [pid 20843] <... set_robust_list resumed>) = 0 [pid 20842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20841] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20840] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20838] <... close resumed>) = 0 [pid 20835] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20834] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20833] +++ exited with 0 +++ [pid 20842] <... prctl resumed>) = 0 [pid 20841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20838] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20835] <... futex resumed>) = 0 [pid 20834] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20842] setpgid(0, 0 [pid 20841] perf_event_open(NULL, -1, 0, -1, 0 [pid 20840] perf_event_open(NULL, -1, 0, -1, 0 [pid 20838] <... futex resumed>) = 0 [pid 20835] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20834] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20843] <... prctl resumed>) = 0 [pid 20842] <... setpgid resumed>) = 0 [pid 20841] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20840] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20841] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20840] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20843] setpgid(0, 0 [pid 20842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20841] <... futex resumed>) = 1 [pid 20840] <... futex resumed>) = 1 [pid 20838] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20835] <... futex resumed>) = 0 [pid 20834] <... futex resumed>) = 0 [pid 20843] <... setpgid resumed>) = 0 [pid 20842] <... openat resumed>) = 3 [pid 20841] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20840] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20838] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20835] exit_group(0 [pid 20834] exit_group(0 [pid 20843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20841] <... futex resumed>) = ? [pid 20840] <... futex resumed>) = ? [pid 20838] <... mprotect resumed>) = 0 [pid 20835] <... exit_group resumed>) = ? [pid 20834] <... exit_group resumed>) = ? [pid 20843] <... openat resumed>) = 3 [pid 20842] write(3, "1000", 4 [pid 20841] +++ exited with 0 +++ [pid 20840] +++ exited with 0 +++ [pid 20838] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20843] write(3, "1000", 4 [pid 20842] <... write resumed>) = 4 [pid 20835] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20844 attached [pid 20843] <... write resumed>) = 4 [pid 20842] close(3 [pid 20838] <... clone resumed>, parent_tid=[20844], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20844 [pid 20834] +++ exited with 0 +++ [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20844] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20838] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20845 attached [pid 20843] close(3 [pid 20842] <... close resumed>) = 0 [pid 20838] <... futex resumed>) = 0 [pid 20844] <... set_robust_list resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20845 [pid 20845] set_robust_list(0x5555558625e0, 24 [pid 20843] <... close resumed>) = 0 [pid 20842] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20844] perf_event_open( [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20845] <... set_robust_list resumed>) = 0 [pid 20843] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20842] <... futex resumed>) = 0 [pid 20845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20843] <... futex resumed>) = 0 [pid 20842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20845] <... prctl resumed>) = 0 [pid 20843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20842] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20845] setpgid(0, 0 [pid 20844] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20843] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20842] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20846 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20847 ./strace-static-x86_64: Process 20847 attached ./strace-static-x86_64: Process 20846 attached [pid 20845] <... setpgid resumed>) = 0 [pid 20844] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20843] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20842] <... mprotect resumed>) = 0 [pid 20847] set_robust_list(0x5555558625e0, 24 [pid 20846] set_robust_list(0x5555558625e0, 24 [pid 20845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20844] <... futex resumed>) = 1 [pid 20843] <... mprotect resumed>) = 0 [pid 20842] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20838] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20848 attached [pid 20847] <... set_robust_list resumed>) = 0 [pid 20846] <... set_robust_list resumed>) = 0 [pid 20844] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20843] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20838] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20845] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20849 attached [pid 20848] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20845] write(3, "1000", 4 [pid 20844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20842] <... clone resumed>, parent_tid=[20848], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20848 [pid 20838] <... futex resumed>) = 0 [pid 20849] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20848] <... set_robust_list resumed>) = 0 [pid 20847] <... prctl resumed>) = 0 [pid 20846] <... prctl resumed>) = 0 [pid 20845] <... write resumed>) = 4 [pid 20844] perf_event_open(NULL, -1, 0, -1, 0 [pid 20843] <... clone resumed>, parent_tid=[20849], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20849 [pid 20842] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20849] <... set_robust_list resumed>) = 0 [pid 20848] perf_event_open( [pid 20847] setpgid(0, 0 [pid 20846] setpgid(0, 0 [pid 20845] close(3 [pid 20844] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20843] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20842] <... futex resumed>) = 0 [pid 20849] perf_event_open( [pid 20848] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20847] <... setpgid resumed>) = 0 [pid 20846] <... setpgid resumed>) = 0 [pid 20845] <... close resumed>) = 0 [pid 20844] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20843] <... futex resumed>) = 0 [pid 20842] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20849] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20848] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20845] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20844] <... futex resumed>) = 1 [pid 20843] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20838] <... futex resumed>) = 0 [pid 20849] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20848] <... futex resumed>) = 0 [pid 20846] <... openat resumed>) = 3 [pid 20845] <... futex resumed>) = 0 [pid 20844] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20842] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20838] exit_group(0 [pid 20849] <... futex resumed>) = 0 [pid 20848] perf_event_open(NULL, -1, 0, -1, 0 [pid 20847] <... openat resumed>) = 3 [pid 20846] write(3, "1000", 4 [pid 20845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20844] <... futex resumed>) = ? [pid 20843] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20842] <... futex resumed>) = 0 [pid 20838] <... exit_group resumed>) = ? [pid 20849] perf_event_open(NULL, -1, 0, -1, 0 [pid 20848] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20847] write(3, "1000", 4 [pid 20846] <... write resumed>) = 4 [pid 20845] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20844] +++ exited with 0 +++ [pid 20843] <... futex resumed>) = 0 [pid 20842] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20849] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20848] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20845] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20843] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20849] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20848] <... futex resumed>) = 0 [pid 20847] <... write resumed>) = 4 [pid 20846] close(3 [pid 20845] <... mprotect resumed>) = 0 [pid 20843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20842] exit_group(0 [pid 20838] +++ exited with 0 +++ [pid 20849] <... futex resumed>) = 0 [pid 20847] close(3 [pid 20846] <... close resumed>) = 0 [pid 20845] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20843] exit_group(0 [pid 20842] <... exit_group resumed>) = ? [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20850 attached [pid 20848] +++ exited with 0 +++ [pid 20847] <... close resumed>) = 0 [pid 20846] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20843] <... exit_group resumed>) = ? [pid 20842] +++ exited with 0 +++ [pid 20850] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20849] +++ exited with 0 +++ [pid 20847] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20846] <... futex resumed>) = 0 [pid 20845] <... clone resumed>, parent_tid=[20850], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20850 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20850] <... set_robust_list resumed>) = 0 [pid 20847] <... futex resumed>) = 0 [pid 20846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20845] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20843] +++ exited with 0 +++ [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20846] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20845] <... futex resumed>) = 0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20847] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20846] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20845] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20847] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20846] <... mprotect resumed>) = 0 [pid 20847] <... mprotect resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20850] perf_event_open( [pid 20847] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20846] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20854 attached ./strace-static-x86_64: Process 20853 attached ./strace-static-x86_64: Process 20852 attached ./strace-static-x86_64: Process 20851 attached [pid 20850] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20851 ./strace-static-x86_64: Process 20855 attached [pid 20854] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20853] set_robust_list(0x5555558625e0, 24 [pid 20852] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20851] set_robust_list(0x5555558625e0, 24 [pid 20850] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20847] <... clone resumed>, parent_tid=[20852], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20852 [pid 20846] <... clone resumed>, parent_tid=[20854], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20854 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20853 [pid 20854] <... set_robust_list resumed>) = 0 [pid 20853] <... set_robust_list resumed>) = 0 [pid 20852] <... set_robust_list resumed>) = 0 [pid 20851] <... set_robust_list resumed>) = 0 [pid 20850] <... futex resumed>) = 1 [pid 20847] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20846] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20845] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20855 [pid 20855] set_robust_list(0x5555558625e0, 24 [pid 20854] perf_event_open( [pid 20853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20852] perf_event_open( [pid 20851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20850] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20847] <... futex resumed>) = 0 [pid 20846] <... futex resumed>) = 0 [pid 20845] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20854] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20853] <... prctl resumed>) = 0 [pid 20852] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20851] <... prctl resumed>) = 0 [pid 20850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20847] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20846] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20845] <... futex resumed>) = 0 [pid 20855] <... set_robust_list resumed>) = 0 [pid 20854] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20853] setpgid(0, 0 [pid 20852] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20851] setpgid(0, 0 [pid 20850] perf_event_open(NULL, -1, 0, -1, 0 [pid 20847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20845] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20854] <... futex resumed>) = 0 [pid 20853] <... setpgid resumed>) = 0 [pid 20852] <... futex resumed>) = 0 [pid 20851] <... setpgid resumed>) = 0 [pid 20850] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20847] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20846] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20855] <... prctl resumed>) = 0 [pid 20854] perf_event_open(NULL, -1, 0, -1, 0 [pid 20853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20852] perf_event_open(NULL, -1, 0, -1, 0 [pid 20851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20850] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20847] <... futex resumed>) = 0 [pid 20846] <... futex resumed>) = 0 [pid 20855] setpgid(0, 0 [pid 20854] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20853] <... openat resumed>) = 3 [pid 20852] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20851] <... openat resumed>) = 3 [pid 20850] <... futex resumed>) = 1 [pid 20847] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20846] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20845] <... futex resumed>) = 0 [pid 20855] <... setpgid resumed>) = 0 [pid 20854] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20853] write(3, "1000", 4 [pid 20852] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20851] write(3, "1000", 4 [pid 20850] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20845] exit_group(0 [pid 20855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20854] <... futex resumed>) = 0 [pid 20853] <... write resumed>) = 4 [pid 20852] <... futex resumed>) = 0 [pid 20851] <... write resumed>) = 4 [pid 20850] <... futex resumed>) = ? [pid 20847] exit_group(0 [pid 20846] exit_group(0 [pid 20845] <... exit_group resumed>) = ? [pid 20855] <... openat resumed>) = 3 [pid 20853] close(3 [pid 20851] close(3 [pid 20850] +++ exited with 0 +++ [pid 20847] <... exit_group resumed>) = ? [pid 20846] <... exit_group resumed>) = ? [pid 20853] <... close resumed>) = 0 [pid 20852] +++ exited with 0 +++ [pid 20851] <... close resumed>) = 0 [pid 20853] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20851] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20845] +++ exited with 0 +++ [pid 20853] <... futex resumed>) = 0 [pid 20851] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20853] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20851] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20847] +++ exited with 0 +++ [pid 5072] <... restart_syscall resumed>) = 0 [pid 20853] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20851] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20855] write(3, "1000", 4 [pid 20854] +++ exited with 0 +++ [pid 20853] <... mprotect resumed>) = 0 [pid 20851] <... mprotect resumed>) = 0 [pid 20846] +++ exited with 0 +++ [pid 20855] <... write resumed>) = 4 [pid 20853] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20851] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20857 attached ./strace-static-x86_64: Process 20856 attached [pid 20855] close(3 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20858 attached [pid 20857] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20856] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20855] <... close resumed>) = 0 [pid 20853] <... clone resumed>, parent_tid=[20856], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20856 [pid 20851] <... clone resumed>, parent_tid=[20857], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20857 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20858 [pid 20853] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20851] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20856] <... set_robust_list resumed>) = 0 [pid 20855] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20853] <... futex resumed>) = 0 [pid 20851] <... futex resumed>) = 0 [pid 20857] <... set_robust_list resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20856] perf_event_open( [pid 20855] <... futex resumed>) = 0 [pid 20853] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20851] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20857] perf_event_open( [pid 20856] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20857] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20856] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20855] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20858] set_robust_list(0x5555558625e0, 24 [pid 20857] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20856] <... futex resumed>) = 1 [pid 20855] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20853] <... futex resumed>) = 0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20858] <... set_robust_list resumed>) = 0 [pid 20857] <... futex resumed>) = 1 [pid 20856] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20855] <... mprotect resumed>) = 0 [pid 20853] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20851] <... futex resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20853] <... futex resumed>) = 0 [pid 20851] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20858] <... prctl resumed>) = 0 [pid 20853] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20851] <... futex resumed>) = 0 [pid 20858] setpgid(0, 0 [pid 20856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20851] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20855] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20859 [pid 20858] <... setpgid resumed>) = 0 [pid 20857] perf_event_open(NULL, -1, 0, -1, 0 [pid 20856] perf_event_open(NULL, -1, 0, -1, 0 [pid 20858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20857] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20856] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20860 ./strace-static-x86_64: Process 20861 attached ./strace-static-x86_64: Process 20860 attached ./strace-static-x86_64: Process 20859 attached [pid 20858] <... openat resumed>) = 3 [pid 20857] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20856] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20855] <... clone resumed>, parent_tid=[20861], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20861 [pid 20859] set_robust_list(0x5555558625e0, 24 [pid 20858] write(3, "1000", 4 [pid 20857] <... futex resumed>) = 1 [pid 20856] <... futex resumed>) = 1 [pid 20855] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20853] <... futex resumed>) = 0 [pid 20851] <... futex resumed>) = 0 [pid 20861] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20860] set_robust_list(0x5555558625e0, 24 [pid 20859] <... set_robust_list resumed>) = 0 [pid 20858] <... write resumed>) = 4 [pid 20857] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20856] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20855] <... futex resumed>) = 0 [pid 20853] exit_group(0 [pid 20851] exit_group(0 [pid 20859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20858] close(3 [pid 20857] <... futex resumed>) = ? [pid 20856] <... futex resumed>) = ? [pid 20855] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20853] <... exit_group resumed>) = ? [pid 20861] <... set_robust_list resumed>) = 0 [pid 20851] <... exit_group resumed>) = ? [pid 20860] <... set_robust_list resumed>) = 0 [pid 20861] perf_event_open( [pid 20860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20859] <... prctl resumed>) = 0 [pid 20858] <... close resumed>) = 0 [pid 20857] +++ exited with 0 +++ [pid 20856] +++ exited with 0 +++ [pid 20853] +++ exited with 0 +++ [pid 20851] +++ exited with 0 +++ [pid 20861] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20860] <... prctl resumed>) = 0 [pid 20859] setpgid(0, 0 [pid 20858] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20861] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20860] setpgid(0, 0 [pid 20859] <... setpgid resumed>) = 0 [pid 20858] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20861] <... futex resumed>) = 1 [pid 20860] <... setpgid resumed>) = 0 [pid 20859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20855] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20861] perf_event_open(NULL, -1, 0, -1, 0 [pid 20860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20858] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20855] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20861] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20860] <... openat resumed>) = 3 [pid 20855] <... futex resumed>) = 0 [pid 20861] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20860] write(3, "1000", 4 [pid 20855] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20858] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20861] <... futex resumed>) = 0 [pid 20860] <... write resumed>) = 4 [pid 20859] <... openat resumed>) = 3 [pid 20855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20862 [pid 20861] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20860] close(3 [pid 20859] write(3, "1000", 4 [pid 20858] <... mprotect resumed>) = 0 [pid 20855] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20863 ./strace-static-x86_64: Process 20863 attached ./strace-static-x86_64: Process 20862 attached [pid 20861] <... futex resumed>) = ? [pid 20860] <... close resumed>) = 0 [pid 20859] <... write resumed>) = 4 [pid 20858] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20855] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20864 attached [pid 20863] set_robust_list(0x5555558625e0, 24 [pid 20862] set_robust_list(0x5555558625e0, 24 [pid 20861] +++ exited with 0 +++ [pid 20860] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20859] close(3 [pid 20855] +++ exited with 0 +++ [pid 20864] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20863] <... set_robust_list resumed>) = 0 [pid 20860] <... futex resumed>) = 0 [pid 20859] <... close resumed>) = 0 [pid 20858] <... clone resumed>, parent_tid=[20864], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20864 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20864] <... set_robust_list resumed>) = 0 [pid 20863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20862] <... set_robust_list resumed>) = 0 [pid 20860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20859] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20858] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20864] perf_event_open( [pid 20863] <... prctl resumed>) = 0 [pid 20862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20860] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20859] <... futex resumed>) = 0 [pid 20858] <... futex resumed>) = 0 [pid 20864] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20863] setpgid(0, 0 [pid 20862] <... prctl resumed>) = 0 [pid 20860] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20858] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20865 attached [pid 20864] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20863] <... setpgid resumed>) = 0 [pid 20862] setpgid(0, 0 [pid 20860] <... mprotect resumed>) = 0 [pid 20859] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20865] set_robust_list(0x5555558625e0, 24 [pid 20864] <... futex resumed>) = 0 [pid 20863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20862] <... setpgid resumed>) = 0 [pid 20860] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20859] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20858] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20865 [pid 20865] <... set_robust_list resumed>) = 0 [pid 20864] perf_event_open(NULL, -1, 0, -1, 0 [pid 20859] <... mprotect resumed>) = 0 [pid 20858] <... futex resumed>) = 0 [pid 20865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20864] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20863] <... openat resumed>) = 3 [pid 20862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20860] <... clone resumed>, parent_tid=[20866], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20866 [pid 20859] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20858] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20865] <... prctl resumed>) = 0 [pid 20864] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20863] write(3, "1000", 4 [pid 20860] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20865] setpgid(0, 0 [pid 20864] <... futex resumed>) = 0 [pid 20863] <... write resumed>) = 4 [pid 20862] <... openat resumed>) = 3 [pid 20860] <... futex resumed>) = 0 [pid 20859] <... clone resumed>, parent_tid=[20867], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20867 [pid 20858] exit_group(0 [pid 20865] <... setpgid resumed>) = 0 [pid 20863] close(3 [pid 20862] write(3, "1000", 4 [pid 20860] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20859] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20858] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20867 attached ./strace-static-x86_64: Process 20866 attached [pid 20865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20864] +++ exited with 0 +++ [pid 20863] <... close resumed>) = 0 [pid 20862] <... write resumed>) = 4 [pid 20859] <... futex resumed>) = 0 [pid 20865] <... openat resumed>) = 3 [pid 20865] write(3, "1000", 4 [pid 20858] +++ exited with 0 +++ [pid 20865] <... write resumed>) = 4 [pid 20863] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20859] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20862] close(3 [pid 20865] close(3 [pid 20863] <... futex resumed>) = 0 [pid 20862] <... close resumed>) = 0 [pid 20865] <... close resumed>) = 0 [pid 20865] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20862] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20865] <... futex resumed>) = 0 [pid 20863] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20862] <... futex resumed>) = 0 [pid 20867] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20863] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20865] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20865] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20863] <... mprotect resumed>) = 0 [pid 20867] <... set_robust_list resumed>) = 0 [pid 20866] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20865] <... mprotect resumed>) = 0 [pid 20862] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20863] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20867] perf_event_open( [pid 20866] <... set_robust_list resumed>) = 0 [pid 20865] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20862] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20867] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20865] <... clone resumed>, parent_tid=[20869], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20869 [pid 20863] <... clone resumed>, parent_tid=[20868], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20868 [pid 20862] <... mprotect resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20867] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20866] perf_event_open( [pid 20865] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20863] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20862] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20865] <... futex resumed>) = 0 [pid 20865] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20863] <... futex resumed>) = 0 [pid 20862] <... clone resumed>, parent_tid=[20871], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20871 [pid 20859] <... futex resumed>) = 0 [pid 20867] <... futex resumed>) = 1 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20870 [pid 20866] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20863] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20862] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20859] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20867] perf_event_open(NULL, -1, 0, -1, 0./strace-static-x86_64: Process 20869 attached [pid 20859] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20870 attached [pid 20869] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20867] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20866] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20862] <... futex resumed>) = 0 [pid 20859] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20868 attached [pid 20870] set_robust_list(0x5555558625e0, 24 [pid 20869] <... set_robust_list resumed>) = 0 [pid 20867] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20866] <... futex resumed>) = 1 [pid 20862] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20860] <... futex resumed>) = 0 [pid 20859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20871 attached [pid 20870] <... set_robust_list resumed>) = 0 [pid 20869] perf_event_open( [pid 20868] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20867] <... futex resumed>) = 0 [pid 20866] perf_event_open(NULL, -1, 0, -1, 0 [pid 20860] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20859] exit_group(0 [pid 20870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20869] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20868] <... set_robust_list resumed>) = 0 [pid 20871] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20866] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20860] <... futex resumed>) = 0 [pid 20859] <... exit_group resumed>) = ? [pid 20871] <... set_robust_list resumed>) = 0 [pid 20870] <... prctl resumed>) = 0 [pid 20869] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20868] perf_event_open( [pid 20867] +++ exited with 0 +++ [pid 20866] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20860] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20870] setpgid(0, 0 [pid 20869] <... futex resumed>) = 1 [pid 20868] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20865] <... futex resumed>) = 0 [pid 20860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20871] perf_event_open( [pid 20870] <... setpgid resumed>) = 0 [pid 20869] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20868] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20866] <... futex resumed>) = 0 [pid 20865] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20860] exit_group(0 [pid 20859] +++ exited with 0 +++ [pid 20871] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20868] <... futex resumed>) = 1 [pid 20865] <... futex resumed>) = 0 [pid 20863] <... futex resumed>) = 0 [pid 20860] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20859, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20871] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20870] <... openat resumed>) = 3 [pid 20869] perf_event_open(NULL, -1, 0, -1, 0 [pid 20868] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20866] +++ exited with 0 +++ [pid 20865] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20863] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20871] <... futex resumed>) = 1 [pid 20863] <... futex resumed>) = 0 [pid 20862] <... futex resumed>) = 0 [pid 20871] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20870] write(3, "1000", 4 [pid 20869] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20863] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20862] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20860] +++ exited with 0 +++ [pid 20871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20870] <... write resumed>) = 4 [pid 20869] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20868] perf_event_open(NULL, -1, 0, -1, 0 [pid 20862] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20871] perf_event_open(NULL, -1, 0, -1, 0 [pid 20870] close(3 [pid 20869] <... futex resumed>) = 1 [pid 20868] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20865] <... futex resumed>) = 0 [pid 20862] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20871] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20870] <... close resumed>) = 0 [pid 20869] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20868] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20865] exit_group(0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20871] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20870] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20869] <... futex resumed>) = ? [pid 20868] <... futex resumed>) = 1 [pid 20865] <... exit_group resumed>) = ? [pid 20863] <... futex resumed>) = 0 [pid 20871] <... futex resumed>) = 1 [pid 20870] <... futex resumed>) = 0 [pid 20869] +++ exited with 0 +++ [pid 20868] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20863] exit_group(0 [pid 20862] <... futex resumed>) = 0 [pid 20871] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20868] <... futex resumed>) = ? [pid 20865] +++ exited with 0 +++ [pid 20863] <... exit_group resumed>) = ? [pid 20862] exit_group(0 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20871] <... futex resumed>) = ? [pid 20870] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20862] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20872 attached [pid 20871] +++ exited with 0 +++ [pid 20870] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20868] +++ exited with 0 +++ [pid 20863] +++ exited with 0 +++ [pid 20862] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20870] <... mprotect resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20872 ./strace-static-x86_64: Process 20873 attached [pid 20872] set_robust_list(0x5555558625e0, 24 [pid 20870] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20873] set_robust_list(0x5555558625e0, 24 [pid 20872] <... set_robust_list resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20873 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20874 attached [pid 20873] <... set_robust_list resumed>) = 0 [pid 20872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20870] <... clone resumed>, parent_tid=[20874], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20874 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20875 attached [pid 20874] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20872] <... prctl resumed>) = 0 [pid 20870] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20875] set_robust_list(0x5555558625e0, 24 [pid 20872] setpgid(0, 0 [pid 20870] <... futex resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20875 [pid 20875] <... set_robust_list resumed>) = 0 [pid 20872] <... setpgid resumed>) = 0 [pid 20873] <... prctl resumed>) = 0 [pid 20870] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20876 [pid 20875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20874] <... set_robust_list resumed>) = 0 [pid 20872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20877 [pid 20875] <... prctl resumed>) = 0 [pid 20873] setpgid(0, 0 [pid 20872] <... openat resumed>) = 3 ./strace-static-x86_64: Process 20877 attached [pid 20875] setpgid(0, 0 [pid 20873] <... setpgid resumed>) = 0 [pid 20872] write(3, "1000", 4./strace-static-x86_64: Process 20876 attached [pid 20877] set_robust_list(0x5555558625e0, 24 [pid 20875] <... setpgid resumed>) = 0 [pid 20874] perf_event_open( [pid 20873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20872] <... write resumed>) = 4 [pid 20877] <... set_robust_list resumed>) = 0 [pid 20876] set_robust_list(0x5555558625e0, 24 [pid 20875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20873] <... openat resumed>) = 3 [pid 20872] close(3 [pid 20877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20876] <... set_robust_list resumed>) = 0 [pid 20875] <... openat resumed>) = 3 [pid 20874] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20873] write(3, "1000", 4 [pid 20872] <... close resumed>) = 0 [pid 20877] <... prctl resumed>) = 0 [pid 20876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20875] write(3, "1000", 4 [pid 20874] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20873] <... write resumed>) = 4 [pid 20872] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20877] setpgid(0, 0 [pid 20876] <... prctl resumed>) = 0 [pid 20875] <... write resumed>) = 4 [pid 20874] <... futex resumed>) = 1 [pid 20873] close(3 [pid 20872] <... futex resumed>) = 0 [pid 20870] <... futex resumed>) = 0 [pid 20877] <... setpgid resumed>) = 0 [pid 20876] setpgid(0, 0 [pid 20875] close(3 [pid 20874] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20873] <... close resumed>) = 0 [pid 20872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20870] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20876] <... setpgid resumed>) = 0 [pid 20875] <... close resumed>) = 0 [pid 20874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20873] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20872] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20870] <... futex resumed>) = 0 [pid 20875] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20874] perf_event_open(NULL, -1, 0, -1, 0 [pid 20873] <... futex resumed>) = 0 [pid 20872] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20870] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20877] <... openat resumed>) = 3 [pid 20875] <... futex resumed>) = 0 [pid 20876] <... openat resumed>) = 3 [pid 20874] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20872] <... mprotect resumed>) = 0 [pid 20877] write(3, "1000", 4 [pid 20876] write(3, "1000", 4 [pid 20875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20874] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20873] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20872] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 20878 attached [pid 20877] <... write resumed>) = 4 [pid 20876] <... write resumed>) = 4 [pid 20875] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20874] <... futex resumed>) = 1 [pid 20873] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20870] <... futex resumed>) = 0 [pid 20878] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20877] close(3 [pid 20876] close(3 [pid 20875] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20874] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20873] <... mprotect resumed>) = 0 [pid 20872] <... clone resumed>, parent_tid=[20878], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20878 [pid 20870] exit_group(0 [pid 20878] <... set_robust_list resumed>) = 0 [pid 20877] <... close resumed>) = 0 [pid 20876] <... close resumed>) = 0 [pid 20875] <... mprotect resumed>) = 0 [pid 20874] <... futex resumed>) = ? [pid 20873] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20872] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20870] <... exit_group resumed>) = ? [pid 20878] perf_event_open( [pid 20877] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20876] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20875] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20874] +++ exited with 0 +++ [pid 20872] <... futex resumed>) = 0 [pid 20878] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20877] <... futex resumed>) = 0 [pid 20876] <... futex resumed>) = 0 [pid 20872] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20879 attached ./strace-static-x86_64: Process 20880 attached [pid 20878] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20875] <... clone resumed>, parent_tid=[20879], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20879 [pid 20872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20870] +++ exited with 0 +++ [pid 20878] <... futex resumed>) = 0 [pid 20877] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20876] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20875] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20872] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20878] perf_event_open(NULL, -1, 0, -1, 0 [pid 20877] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20876] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20875] <... futex resumed>) = 0 [pid 20872] <... futex resumed>) = 0 [pid 20878] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20877] <... mprotect resumed>) = 0 [pid 20876] <... mprotect resumed>) = 0 [pid 20875] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20873] <... clone resumed>, parent_tid=[20880], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20880 [pid 20872] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20879] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20880] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20879] <... set_robust_list resumed>) = 0 [pid 20878] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20877] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20876] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20873] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20878] <... futex resumed>) = 0 [pid 20873] <... futex resumed>) = 0 [pid 20872] exit_group(0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20879] perf_event_open( [pid 20877] <... clone resumed>, parent_tid=[20881], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20881 [pid 20876] <... clone resumed>, parent_tid=[20882], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20882 [pid 20873] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20872] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20882 attached ./strace-static-x86_64: Process 20881 attached ./strace-static-x86_64: Process 20883 attached [pid 20880] <... set_robust_list resumed>) = 0 [pid 20879] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20878] +++ exited with 0 +++ [pid 20877] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20876] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20872] +++ exited with 0 +++ [pid 20883] set_robust_list(0x5555558625e0, 24 [pid 20882] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20881] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20880] perf_event_open( [pid 20879] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20877] <... futex resumed>) = 0 [pid 20876] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20883 [pid 20883] <... set_robust_list resumed>) = 0 [pid 20879] <... futex resumed>) = 1 [pid 20877] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20876] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20875] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20882] <... set_robust_list resumed>) = 0 [pid 20881] <... set_robust_list resumed>) = 0 [pid 20880] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20879] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20875] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20883] <... prctl resumed>) = 0 [pid 20881] perf_event_open( [pid 20880] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20875] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20884 attached [pid 20883] setpgid(0, 0 [pid 20882] perf_event_open( [pid 20880] <... futex resumed>) = 1 [pid 20879] perf_event_open(NULL, -1, 0, -1, 0 [pid 20875] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20873] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20884 [pid 20884] set_robust_list(0x5555558625e0, 24 [pid 20883] <... setpgid resumed>) = 0 [pid 20882] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20880] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20879] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20873] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20884] <... set_robust_list resumed>) = 0 [pid 20883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20882] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20879] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20873] <... futex resumed>) = 0 [pid 20884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20883] <... openat resumed>) = 3 [pid 20882] <... futex resumed>) = 1 [pid 20881] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20880] perf_event_open(NULL, -1, 0, -1, 0 [pid 20879] <... futex resumed>) = 1 [pid 20876] <... futex resumed>) = 0 [pid 20875] <... futex resumed>) = 0 [pid 20873] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20884] <... prctl resumed>) = 0 [pid 20883] write(3, "1000", 4 [pid 20882] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20881] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20880] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20879] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20876] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20875] exit_group(0 [pid 20884] setpgid(0, 0 [pid 20883] <... write resumed>) = 4 [pid 20882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20881] <... futex resumed>) = 1 [pid 20880] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20879] <... futex resumed>) = ? [pid 20877] <... futex resumed>) = 0 [pid 20876] <... futex resumed>) = 0 [pid 20875] <... exit_group resumed>) = ? [pid 20884] <... setpgid resumed>) = 0 [pid 20883] close(3 [pid 20882] perf_event_open(NULL, -1, 0, -1, 0 [pid 20881] perf_event_open(NULL, -1, 0, -1, 0 [pid 20880] <... futex resumed>) = 1 [pid 20879] +++ exited with 0 +++ [pid 20877] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20876] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20873] <... futex resumed>) = 0 [pid 20884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20883] <... close resumed>) = 0 [pid 20882] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20881] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20880] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20877] <... futex resumed>) = 0 [pid 20875] +++ exited with 0 +++ [pid 20873] exit_group(0 [pid 20884] <... openat resumed>) = 3 [pid 20883] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20882] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20881] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20880] <... futex resumed>) = ? [pid 20877] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20873] <... exit_group resumed>) = ? [pid 20884] write(3, "1000", 4 [pid 20883] <... futex resumed>) = 0 [pid 20882] <... futex resumed>) = 1 [pid 20881] <... futex resumed>) = 0 [pid 20880] +++ exited with 0 +++ [pid 20877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20876] <... futex resumed>) = 0 [pid 20884] <... write resumed>) = 4 [pid 20883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20882] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20877] exit_group(0 [pid 20876] exit_group(0 [pid 20884] close(3 [pid 20883] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20882] <... futex resumed>) = ? [pid 20877] <... exit_group resumed>) = ? [pid 20876] <... exit_group resumed>) = ? [pid 20873] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20884] <... close resumed>) = 0 [pid 20883] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20882] +++ exited with 0 +++ [pid 20876] +++ exited with 0 +++ [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20873, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20884] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20883] <... mprotect resumed>) = 0 [pid 20881] +++ exited with 0 +++ [pid 20877] +++ exited with 0 +++ [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20884] <... futex resumed>) = 0 [pid 20883] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20885 attached [pid 20884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20886 attached [pid 20884] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20885 [pid 20886] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20884] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20883] <... clone resumed>, parent_tid=[20886], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20886 [pid 20886] <... set_robust_list resumed>) = 0 [pid 20885] set_robust_list(0x5555558625e0, 24 [pid 20884] <... mprotect resumed>) = 0 [pid 20883] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20886] perf_event_open( [pid 20885] <... set_robust_list resumed>) = 0 [pid 20884] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20883] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20888 attached ./strace-static-x86_64: Process 20887 attached [pid 20886] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20883] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20888] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20887] set_robust_list(0x5555558625e0, 24 [pid 20886] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20884] <... clone resumed>, parent_tid=[20888], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20888 [pid 20883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20887 [pid 20888] <... set_robust_list resumed>) = 0 [pid 20887] <... set_robust_list resumed>) = 0 [pid 20886] <... futex resumed>) = 0 [pid 20884] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20883] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20888] perf_event_open( [pid 20887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20886] perf_event_open(NULL, -1, 0, -1, 0 [pid 20885] <... prctl resumed>) = 0 [pid 20884] <... futex resumed>) = 0 [pid 20883] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20889 [pid 20888] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20887] <... prctl resumed>) = 0 [pid 20886] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20885] setpgid(0, 0 [pid 20884] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20883] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20890 [pid 20888] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20887] setpgid(0, 0 [pid 20886] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20890 attached [pid 20888] <... futex resumed>) = 0 [pid 20887] <... setpgid resumed>) = 0 [pid 20886] <... futex resumed>) = 0 [pid 20885] <... setpgid resumed>) = 0 [pid 20884] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20883] exit_group(0 [pid 20888] perf_event_open(NULL, -1, 0, -1, 0 [pid 20887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20884] <... futex resumed>) = 0 [pid 20883] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20889 attached [pid 20890] set_robust_list(0x5555558625e0, 24 [pid 20888] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20887] <... openat resumed>) = 3 [pid 20886] +++ exited with 0 +++ [pid 20885] <... openat resumed>) = 3 [pid 20884] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20890] <... set_robust_list resumed>) = 0 [pid 20889] set_robust_list(0x5555558625e0, 24 [pid 20888] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20887] write(3, "1000", 4 [pid 20885] write(3, "1000", 4 [pid 20884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20883] +++ exited with 0 +++ [pid 20890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20889] <... set_robust_list resumed>) = 0 [pid 20888] <... futex resumed>) = 0 [pid 20887] <... write resumed>) = 4 [pid 20885] <... write resumed>) = 4 [pid 20884] exit_group(0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20890] <... prctl resumed>) = 0 [pid 20889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20887] close(3 [pid 20885] close(3 [pid 20884] <... exit_group resumed>) = ? [pid 20890] setpgid(0, 0 [pid 20889] <... prctl resumed>) = 0 [pid 20888] +++ exited with 0 +++ [pid 20887] <... close resumed>) = 0 [pid 20885] <... close resumed>) = 0 [pid 20890] <... setpgid resumed>) = 0 [pid 20889] setpgid(0, 0 [pid 20887] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20885] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20884] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20887] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20885] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20887] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20887] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20890] <... openat resumed>) = 3 [pid 20889] <... setpgid resumed>) = 0 [pid 20887] <... mprotect resumed>) = 0 [pid 20885] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20891 [pid 20890] write(3, "1000", 4 [pid 20889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20887] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20885] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20893 attached ./strace-static-x86_64: Process 20892 attached ./strace-static-x86_64: Process 20891 attached [pid 20890] <... write resumed>) = 4 [pid 20889] <... openat resumed>) = 3 [pid 20885] <... mprotect resumed>) = 0 [pid 20887] <... clone resumed>, parent_tid=[20892], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20892 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20893 [pid 20887] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20890] close(3 [pid 20889] write(3, "1000", 4 [pid 20887] <... futex resumed>) = 0 [pid 20885] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20891] set_robust_list(0x5555558625e0, 24 [pid 20890] <... close resumed>) = 0 [pid 20889] <... write resumed>) = 4 [pid 20887] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20891] <... set_robust_list resumed>) = 0 [pid 20890] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20889] close(3 [pid 20890] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20894 attached [pid 20891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20889] <... close resumed>) = 0 [pid 20890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20885] <... clone resumed>, parent_tid=[20894], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20894 [pid 20891] <... prctl resumed>) = 0 [pid 20889] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20891] setpgid(0, 0 [pid 20890] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20885] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20889] <... futex resumed>) = 0 [pid 20894] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20885] <... futex resumed>) = 0 [pid 20890] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20891] <... setpgid resumed>) = 0 [pid 20894] <... set_robust_list resumed>) = 0 [pid 20889] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20885] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20894] perf_event_open( [pid 20891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20890] <... mprotect resumed>) = 0 [pid 20889] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20894] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20890] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20894] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20889] <... mprotect resumed>) = 0 [pid 20885] <... futex resumed>) = 0 [pid 20894] perf_event_open(NULL, -1, 0, -1, 0 [pid 20891] <... openat resumed>) = 3 [pid 20885] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20894] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20891] write(3, "1000", 4 [pid 20890] <... clone resumed>, parent_tid=[20895], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20895 [pid 20889] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20885] <... futex resumed>) = 0 [pid 20894] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20890] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20885] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20894] <... futex resumed>) = 0 [pid 20891] <... write resumed>) = 4 [pid 20890] <... futex resumed>) = 0 [pid 20885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20895 attached [pid 20894] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20893] set_robust_list(0x5555558625e0, 24 [pid 20891] close(3 [pid 20890] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20889] <... clone resumed>, parent_tid=[20896], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20896 [pid 20885] exit_group(0 [pid 20895] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20894] <... futex resumed>) = ? [pid 20893] <... set_robust_list resumed>) = 0 [pid 20891] <... close resumed>) = 0 [pid 20889] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20885] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20896 attached [pid 20895] <... set_robust_list resumed>) = 0 [pid 20894] +++ exited with 0 +++ [pid 20893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20892] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20891] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20889] <... futex resumed>) = 0 [pid 20896] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20895] perf_event_open( [pid 20893] <... prctl resumed>) = 0 [pid 20891] <... futex resumed>) = 0 [pid 20889] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20885] +++ exited with 0 +++ [pid 20896] <... set_robust_list resumed>) = 0 [pid 20895] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20893] setpgid(0, 0 [pid 20891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20892] <... set_robust_list resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20896] perf_event_open( [pid 20895] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20893] <... setpgid resumed>) = 0 [pid 20896] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20895] <... futex resumed>) = 1 [pid 20892] perf_event_open( [pid 20891] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20890] <... futex resumed>) = 0 [pid 20896] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20895] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20892] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20891] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20890] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20896] <... futex resumed>) = 1 [pid 20895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20890] <... futex resumed>) = 0 [pid 20889] <... futex resumed>) = 0 [pid 20896] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20895] perf_event_open(NULL, -1, 0, -1, 0 [pid 20893] <... openat resumed>) = 3 [pid 20892] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20891] <... mprotect resumed>) = 0 [pid 20890] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20889] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20895] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20893] write(3, "1000", 4 [pid 20892] <... futex resumed>) = 1 [pid 20891] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20889] <... futex resumed>) = 0 [pid 20887] <... futex resumed>) = 0 [pid 20896] perf_event_open(NULL, -1, 0, -1, 0 [pid 20895] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20887] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20896] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20895] <... futex resumed>) = 1 [pid 20890] <... futex resumed>) = 0 [pid 20889] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20887] <... futex resumed>) = 0 [pid 20896] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20895] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20893] <... write resumed>) = 4 [pid 20892] perf_event_open(NULL, -1, 0, -1, 0 [pid 20890] exit_group(0 [pid 20889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20887] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20897 ./strace-static-x86_64: Process 20898 attached ./strace-static-x86_64: Process 20897 attached [pid 20896] <... futex resumed>) = 0 [pid 20895] <... futex resumed>) = ? [pid 20893] close(3 [pid 20892] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20891] <... clone resumed>, parent_tid=[20898], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20898 [pid 20890] <... exit_group resumed>) = ? [pid 20889] exit_group(0 [pid 20898] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20897] set_robust_list(0x5555558625e0, 24 [pid 20895] +++ exited with 0 +++ [pid 20893] <... close resumed>) = 0 [pid 20892] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20891] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20889] <... exit_group resumed>) = ? [pid 20890] +++ exited with 0 +++ [pid 20898] <... set_robust_list resumed>) = 0 [pid 20897] <... set_robust_list resumed>) = 0 [pid 20893] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20892] <... futex resumed>) = 1 [pid 20891] <... futex resumed>) = 0 [pid 20887] <... futex resumed>) = 0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20898] perf_event_open( [pid 20897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20896] +++ exited with 0 +++ [pid 20893] <... futex resumed>) = 0 [pid 20892] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20891] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20889] +++ exited with 0 +++ [pid 20887] exit_group(0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20898] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20897] <... prctl resumed>) = 0 [pid 20893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20892] <... futex resumed>) = ? [pid 20887] <... exit_group resumed>) = ? [pid 5078] <... restart_syscall resumed>) = 0 [pid 20898] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] setpgid(0, 0 [pid 20893] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20892] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20898] <... futex resumed>) = 1 [pid 20897] <... setpgid resumed>) = 0 [pid 20893] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20891] <... futex resumed>) = 0 [pid 20887] +++ exited with 0 +++ [pid 20898] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20893] <... mprotect resumed>) = 0 [pid 20891] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20897] <... openat resumed>) = 3 [pid 20893] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20891] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20900 attached ./strace-static-x86_64: Process 20899 attached [pid 20898] perf_event_open(NULL, -1, 0, -1, 0 [pid 20897] write(3, "1000", 4 [pid 20891] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20900] set_robust_list(0x5555558625e0, 24 [pid 20899] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20898] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20897] <... write resumed>) = 4 [pid 20893] <... clone resumed>, parent_tid=[20899], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20899 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20900 [pid 20900] <... set_robust_list resumed>) = 0 [pid 20898] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] close(3 [pid 20893] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20902 attached [pid 20900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20899] <... set_robust_list resumed>) = 0 [pid 20898] <... futex resumed>) = 1 [pid 20897] <... close resumed>) = 0 [pid 20893] <... futex resumed>) = 0 [pid 20891] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20901 [pid 20900] <... prctl resumed>) = 0 [pid 20899] perf_event_open( [pid 20898] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20897] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20893] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20891] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20902 [pid 20900] setpgid(0, 0 [pid 20899] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20898] <... futex resumed>) = ? [pid 20897] <... futex resumed>) = 0 [pid 20891] <... exit_group resumed>) = ? [pid 20902] set_robust_list(0x5555558625e0, 24./strace-static-x86_64: Process 20901 attached [pid 20900] <... setpgid resumed>) = 0 [pid 20899] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20898] +++ exited with 0 +++ [pid 20897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20891] +++ exited with 0 +++ [pid 20902] <... set_robust_list resumed>) = 0 [pid 20901] set_robust_list(0x5555558625e0, 24 [pid 20900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20899] <... futex resumed>) = 1 [pid 20897] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20893] <... futex resumed>) = 0 [pid 20902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20901] <... set_robust_list resumed>) = 0 [pid 20900] <... openat resumed>) = 3 [pid 20899] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20897] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20893] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20902] <... prctl resumed>) = 0 [pid 20901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20900] write(3, "1000", 4 [pid 20899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20897] <... mprotect resumed>) = 0 [pid 20893] <... futex resumed>) = 0 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20902] setpgid(0, 0 [pid 20901] <... prctl resumed>) = 0 [pid 20900] <... write resumed>) = 4 [pid 20899] perf_event_open(NULL, -1, 0, -1, 0 [pid 20897] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20893] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20903 attached [pid 20902] <... setpgid resumed>) = 0 [pid 20901] setpgid(0, 0 [pid 20900] close(3 [pid 20899] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20901] <... setpgid resumed>) = 0 [pid 20900] <... close resumed>) = 0 [pid 20899] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] <... clone resumed>, parent_tid=[20903], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20903 [pid 20903] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20902] <... openat resumed>) = 3 [pid 20901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20900] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20899] <... futex resumed>) = 1 [pid 20897] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20893] <... futex resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20904 attached [pid 20903] <... set_robust_list resumed>) = 0 [pid 20902] write(3, "1000", 4 [pid 20901] <... openat resumed>) = 3 [pid 20900] <... futex resumed>) = 0 [pid 20899] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20897] <... futex resumed>) = 0 [pid 20893] exit_group(0 [pid 20902] <... write resumed>) = 4 [pid 20901] write(3, "1000", 4 [pid 20900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20899] <... futex resumed>) = ? [pid 20893] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20904 [pid 20897] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20903] perf_event_open( [pid 20902] close(3 [pid 20901] <... write resumed>) = 4 [pid 20900] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20901] close(3 [pid 20900] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20902] <... close resumed>) = 0 [pid 20901] <... close resumed>) = 0 [pid 20900] <... mprotect resumed>) = 0 [pid 20899] +++ exited with 0 +++ [pid 20903] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20893] +++ exited with 0 +++ [pid 20903] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20902] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20901] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20900] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20904] set_robust_list(0x5555558625e0, 24 [pid 20903] <... futex resumed>) = 1 [pid 20902] <... futex resumed>) = 0 [pid 20901] <... futex resumed>) = 0 [pid 20897] <... futex resumed>) = 0 [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20903] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20900] <... clone resumed>, parent_tid=[20905], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20905 [pid 20897] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20904] <... set_robust_list resumed>) = 0 [pid 20903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20902] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20901] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20900] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] <... futex resumed>) = 0 [pid 20903] perf_event_open(NULL, -1, 0, -1, 0 [pid 20902] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20901] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20900] <... futex resumed>) = 0 [pid 20897] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20903] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20902] <... mprotect resumed>) = 0 [pid 20904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20901] <... mprotect resumed>) = 0 [pid 20900] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20904] <... prctl resumed>) = 0 [pid 20903] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20902] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20901] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20906], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20906 ./strace-static-x86_64: Process 20905 attached [pid 20904] setpgid(0, 0 [pid 20903] <... futex resumed>) = 1 [pid 20901] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] <... futex resumed>) = 0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20907 [pid 20905] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20904] <... setpgid resumed>) = 0 [pid 20903] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20902] <... clone resumed>, parent_tid=[20908], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20908 [pid 20901] <... futex resumed>) = 0 [pid 20897] exit_group(0./strace-static-x86_64: Process 20907 attached ./strace-static-x86_64: Process 20908 attached [pid 20905] <... set_robust_list resumed>) = 0 [pid 20904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20903] <... futex resumed>) = ? [pid 20902] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20901] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20897] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20906 attached [pid 20905] perf_event_open( [pid 20904] <... openat resumed>) = 3 [pid 20903] +++ exited with 0 +++ [pid 20902] <... futex resumed>) = 0 [pid 20906] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20905] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20906] <... set_robust_list resumed>) = 0 [pid 20905] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20897] +++ exited with 0 +++ [pid 20906] perf_event_open( [pid 20905] <... futex resumed>) = 1 [pid 20904] write(3, "1000", 4 [pid 20902] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20900] <... futex resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20908] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20907] set_robust_list(0x5555558625e0, 24 [pid 20906] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20905] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20904] <... write resumed>) = 4 [pid 20900] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20908] <... set_robust_list resumed>) = 0 [pid 20907] <... set_robust_list resumed>) = 0 [pid 20906] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20904] close(3 [pid 20900] <... futex resumed>) = 0 [pid 20908] perf_event_open( [pid 20907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20906] <... futex resumed>) = 1 [pid 20905] perf_event_open(NULL, -1, 0, -1, 0 [pid 20904] <... close resumed>) = 0 [pid 20901] <... futex resumed>) = 0 [pid 20900] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20908] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20907] <... prctl resumed>) = 0 [pid 20906] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20905] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20904] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20901] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20908] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20907] setpgid(0, 0 [pid 20906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20905] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20904] <... futex resumed>) = 0 [pid 20901] <... futex resumed>) = 0 [pid 20908] <... futex resumed>) = 1 [pid 20907] <... setpgid resumed>) = 0 [pid 20906] perf_event_open(NULL, -1, 0, -1, 0 [pid 20905] <... futex resumed>) = 1 [pid 20904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20902] <... futex resumed>) = 0 [pid 20901] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20900] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20909 attached [pid 20908] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20906] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20905] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20904] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20902] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20900] exit_group(0 [pid 20909] set_robust_list(0x5555558625e0, 24 [pid 20908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20907] <... openat resumed>) = 3 [pid 20906] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20905] <... futex resumed>) = ? [pid 20904] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20902] <... futex resumed>) = 0 [pid 20900] <... exit_group resumed>) = ? [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20909 [pid 20909] <... set_robust_list resumed>) = 0 [pid 20908] perf_event_open(NULL, -1, 0, -1, 0 [pid 20907] write(3, "1000", 4 [pid 20906] <... futex resumed>) = 1 [pid 20905] +++ exited with 0 +++ [pid 20904] <... mprotect resumed>) = 0 [pid 20902] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20901] <... futex resumed>) = 0 [pid 20900] +++ exited with 0 +++ [pid 20909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20908] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20907] <... write resumed>) = 4 [pid 20906] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20904] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20901] exit_group(0 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20909] <... prctl resumed>) = 0 [pid 20908] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20907] close(3 [pid 20906] <... futex resumed>) = ? [pid 20901] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20910 attached [pid 20909] setpgid(0, 0 [pid 20908] <... futex resumed>) = 1 [pid 20907] <... close resumed>) = 0 [pid 20906] +++ exited with 0 +++ [pid 20904] <... clone resumed>, parent_tid=[20910], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20910 [pid 20902] <... futex resumed>) = 0 [pid 20901] +++ exited with 0 +++ [pid 20909] <... setpgid resumed>) = 0 [pid 20908] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20907] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20904] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20902] exit_group(0 [pid 20910] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20908] <... futex resumed>) = ? [pid 20907] <... futex resumed>) = 0 [pid 20904] <... futex resumed>) = 0 [pid 20902] <... exit_group resumed>) = ? [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20910] <... set_robust_list resumed>) = 0 [pid 20909] <... openat resumed>) = 3 [pid 20908] +++ exited with 0 +++ [pid 20907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20904] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20909] write(3, "1000", 4 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20909] <... write resumed>) = 4 [pid 20907] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20902] +++ exited with 0 +++ [pid 20910] perf_event_open( [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20911 attached [pid 20909] close(3 [pid 20907] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20911 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20909] <... close resumed>) = 0 [pid 20909] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20907] <... mprotect resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20912 [pid 20910] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20909] <... futex resumed>) = 0 [pid 20907] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20912 attached ./strace-static-x86_64: Process 20914 attached ./strace-static-x86_64: Process 20913 attached [pid 20911] set_robust_list(0x5555558625e0, 24 [pid 20910] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20913] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20912] set_robust_list(0x5555558625e0, 24 [pid 20911] <... set_robust_list resumed>) = 0 [pid 20910] <... futex resumed>) = 1 [pid 20909] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20907] <... clone resumed>, parent_tid=[20913], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20913 [pid 20904] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20914 [pid 20912] <... set_robust_list resumed>) = 0 [pid 20911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20910] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20909] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20907] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20904] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20911] <... prctl resumed>) = 0 [pid 20910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20909] <... mprotect resumed>) = 0 [pid 20907] <... futex resumed>) = 0 [pid 20904] <... futex resumed>) = 0 [pid 20912] <... prctl resumed>) = 0 [pid 20911] setpgid(0, 0 [pid 20910] perf_event_open(NULL, -1, 0, -1, 0 [pid 20907] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20909] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20904] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20912] setpgid(0, 0 [pid 20911] <... setpgid resumed>) = 0 [pid 20910] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20913] <... set_robust_list resumed>) = 0 [pid 20912] <... setpgid resumed>) = 0 [pid 20911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20910] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20914] set_robust_list(0x5555558625e0, 24 [pid 20913] perf_event_open( [pid 20912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20911] <... openat resumed>) = 3 [pid 20910] <... futex resumed>) = 1 [pid 20909] <... clone resumed>, parent_tid=[20915], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20915 [pid 20904] <... futex resumed>) = 0 [pid 20914] <... set_robust_list resumed>) = 0 [pid 20913] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20912] <... openat resumed>) = 3 [pid 20911] write(3, "1000", 4 [pid 20910] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20909] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20904] exit_group(0./strace-static-x86_64: Process 20915 attached [pid 20914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20913] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20912] write(3, "1000", 4 [pid 20911] <... write resumed>) = 4 [pid 20910] <... futex resumed>) = ? [pid 20909] <... futex resumed>) = 0 [pid 20904] <... exit_group resumed>) = ? [pid 20915] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20914] <... prctl resumed>) = 0 [pid 20913] <... futex resumed>) = 1 [pid 20912] <... write resumed>) = 4 [pid 20911] close(3 [pid 20910] +++ exited with 0 +++ [pid 20909] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20907] <... futex resumed>) = 0 [pid 20915] <... set_robust_list resumed>) = 0 [pid 20914] setpgid(0, 0 [pid 20913] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20912] close(3 [pid 20911] <... close resumed>) = 0 [pid 20907] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20904] +++ exited with 0 +++ [pid 20915] perf_event_open( [pid 20914] <... setpgid resumed>) = 0 [pid 20913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20912] <... close resumed>) = 0 [pid 20911] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20907] <... futex resumed>) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20915] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20913] perf_event_open(NULL, -1, 0, -1, 0 [pid 20912] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20911] <... futex resumed>) = 0 [pid 20907] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20915] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20914] <... openat resumed>) = 3 [pid 20912] <... futex resumed>) = 0 [pid 20911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20915] <... futex resumed>) = 1 [pid 20914] write(3, "1000", 4 [pid 20913] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20911] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20909] <... futex resumed>) = 0 [pid 20915] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20914] <... write resumed>) = 4 [pid 20913] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20912] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20911] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20909] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20914] close(3 [pid 20913] <... futex resumed>) = 1 [pid 20912] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20911] <... mprotect resumed>) = 0 [pid 20909] <... futex resumed>) = 0 [pid 20907] <... futex resumed>) = 0 [pid 20912] <... mprotect resumed>) = 0 [pid 20911] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20907] exit_group(0 [pid 20909] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20915] perf_event_open(NULL, -1, 0, -1, 0 [pid 20914] <... close resumed>) = 0 [pid 20912] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20907] <... exit_group resumed>) = ? [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20916 ./strace-static-x86_64: Process 20918 attached ./strace-static-x86_64: Process 20917 attached ./strace-static-x86_64: Process 20916 attached [pid 20915] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20914] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20913] +++ exited with 0 +++ [pid 20911] <... clone resumed>, parent_tid=[20917], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20917 [pid 20907] +++ exited with 0 +++ [pid 20918] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20917] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20916] set_robust_list(0x5555558625e0, 24 [pid 20915] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20914] <... futex resumed>) = 0 [pid 20912] <... clone resumed>, parent_tid=[20918], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20918 [pid 20911] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20907, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20918] <... set_robust_list resumed>) = 0 [pid 20917] <... set_robust_list resumed>) = 0 [pid 20916] <... set_robust_list resumed>) = 0 [pid 20915] <... futex resumed>) = 1 [pid 20914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20912] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20911] <... futex resumed>) = 0 [pid 20909] <... futex resumed>) = 0 [pid 20918] perf_event_open( [pid 20917] perf_event_open( [pid 20916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20915] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20914] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20912] <... futex resumed>) = 0 [pid 20911] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20909] exit_group(0 [pid 20918] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20917] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20916] <... prctl resumed>) = 0 [pid 20915] <... futex resumed>) = ? [pid 20914] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20912] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20909] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20918] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20917] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20916] setpgid(0, 0 [pid 20915] +++ exited with 0 +++ [pid 20914] <... mprotect resumed>) = 0 [pid 20912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20912] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20919 [pid 20912] <... futex resumed>) = 0 [pid 20909] +++ exited with 0 +++ [pid 20917] <... futex resumed>) = 1 [pid 20912] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20911] <... futex resumed>) = 0 [pid 20918] <... futex resumed>) = 0 [pid 20917] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20916] <... setpgid resumed>) = 0 [pid 20914] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20911] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20918] perf_event_open(NULL, -1, 0, -1, 0 [pid 20917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20911] <... futex resumed>) = 0 [pid 20918] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20917] perf_event_open(NULL, -1, 0, -1, 0 [pid 20911] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20916] <... openat resumed>) = 3 [pid 20917] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20914] <... clone resumed>, parent_tid=[20920], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20920 [pid 20918] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20919 attached ) = 1 [pid 20917] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20916] write(3, "1000", 4 [pid 20914] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20912] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20919] set_robust_list(0x5555558625e0, 24 [pid 20918] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20917] <... futex resumed>) = 1 [pid 20916] <... write resumed>) = 4 [pid 20914] <... futex resumed>) = 0 [pid 20912] exit_group(0 [pid 20911] <... futex resumed>) = 0 [pid 20919] <... set_robust_list resumed>) = 0 [pid 20912] <... exit_group resumed>) = ? [pid 20911] exit_group(0 [pid 20919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20918] <... futex resumed>) = ? [pid 20916] close(3 [pid 20914] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20911] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20920 attached [pid 20919] <... prctl resumed>) = 0 [pid 20918] +++ exited with 0 +++ [pid 20917] +++ exited with 0 +++ [pid 20916] <... close resumed>) = 0 [pid 20912] +++ exited with 0 +++ [pid 20911] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20921 [pid 20919] setpgid(0, 0 [pid 20916] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 20921 attached [pid 20919] <... setpgid resumed>) = 0 [pid 20916] <... futex resumed>) = 0 [pid 20921] set_robust_list(0x5555558625e0, 24 [pid 20920] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] restart_syscall(<... resuming interrupted clone ...> [pid 20921] <... set_robust_list resumed>) = 0 [pid 20919] <... openat resumed>) = 3 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20916] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20920] <... set_robust_list resumed>) = 0 [pid 20919] write(3, "1000", 4 [pid 20916] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5078] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 20922 attached [pid 20921] <... prctl resumed>) = 0 [pid 20919] <... write resumed>) = 4 [pid 20916] <... mprotect resumed>) = 0 [pid 20922] set_robust_list(0x5555558625e0, 24 [pid 20921] setpgid(0, 0 [pid 20920] perf_event_open( [pid 20919] close(3 [pid 20916] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20922 [pid 20922] <... set_robust_list resumed>) = 0 [pid 20921] <... setpgid resumed>) = 0 [pid 20920] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20919] <... close resumed>) = 0 ./strace-static-x86_64: Process 20923 attached [pid 20922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20920] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20919] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20916] <... clone resumed>, parent_tid=[20923], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20923 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20923] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20922] <... prctl resumed>) = 0 [pid 20921] <... openat resumed>) = 3 [pid 20920] <... futex resumed>) = 1 [pid 20919] <... futex resumed>) = 0 [pid 20916] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20914] <... futex resumed>) = 0 [pid 20923] <... set_robust_list resumed>) = 0 [pid 20922] setpgid(0, 0 [pid 20921] write(3, "1000", 4 [pid 20919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 20924 attached [pid 20923] perf_event_open( [pid 20922] <... setpgid resumed>) = 0 [pid 20921] <... write resumed>) = 4 [pid 20920] perf_event_open(NULL, -1, 0, -1, 0 [pid 20919] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20916] <... futex resumed>) = 0 [pid 20914] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20924] set_robust_list(0x5555558625e0, 24 [pid 20923] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20921] close(3 [pid 20920] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20919] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20916] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20914] <... futex resumed>) = 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20924 [pid 20924] <... set_robust_list resumed>) = 0 [pid 20923] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20922] <... openat resumed>) = 3 [pid 20921] <... close resumed>) = 0 [pid 20920] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20919] <... mprotect resumed>) = 0 [pid 20916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20914] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20923] <... futex resumed>) = 0 [pid 20922] write(3, "1000", 4 [pid 20921] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20920] <... futex resumed>) = 0 [pid 20919] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20916] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20924] <... prctl resumed>) = 0 [pid 20923] perf_event_open(NULL, -1, 0, -1, 0 [pid 20922] <... write resumed>) = 4 [pid 20921] <... futex resumed>) = 0 [pid 20920] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20916] <... futex resumed>) = 0 [pid 20914] exit_group(0 [pid 20924] setpgid(0, 0 [pid 20923] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20922] close(3 [pid 20921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20920] <... futex resumed>) = ? [pid 20919] <... clone resumed>, parent_tid=[20925], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20925 [pid 20916] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20914] <... exit_group resumed>) = ? [pid 20924] <... setpgid resumed>) = 0 [pid 20923] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20922] <... close resumed>) = 0 [pid 20921] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20920] +++ exited with 0 +++ [pid 20919] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20923] <... futex resumed>) = 0 [pid 20922] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20921] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20919] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20925 attached [pid 20924] <... openat resumed>) = 3 [pid 20923] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20922] <... futex resumed>) = 0 [pid 20921] <... mprotect resumed>) = 0 [pid 20919] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20916] exit_group(0 [pid 20914] +++ exited with 0 +++ [pid 20924] write(3, "1000", 4 [pid 20923] <... futex resumed>) = ? [pid 20922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20921] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20916] <... exit_group resumed>) = ? [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20924] <... write resumed>) = 4 [pid 20923] +++ exited with 0 +++ [pid 20922] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20924] close(3 [pid 20922] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20921] <... clone resumed>, parent_tid=[20926], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20926 [pid 20924] <... close resumed>) = 0 [pid 20922] <... mprotect resumed>) = 0 [pid 20921] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20916] +++ exited with 0 +++ [pid 20924] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20922] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20921] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20927 attached ./strace-static-x86_64: Process 20926 attached [pid 20925] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20924] <... futex resumed>) = 0 [pid 20921] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20922] <... clone resumed>, parent_tid=[20927], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20927 [pid 20924] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20922] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20924] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20922] <... futex resumed>) = 0 [pid 20924] <... mprotect resumed>) = 0 [pid 20922] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20924] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20925] <... set_robust_list resumed>) = 0 [pid 20924] <... clone resumed>, parent_tid=[20928], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20928 [pid 20925] perf_event_open( [pid 20924] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 20926] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20925] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20924] <... futex resumed>) = 0 [pid 20926] <... set_robust_list resumed>) = 0 [pid 20925] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20924] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] <... restart_syscall resumed>) = 0 [pid 20925] <... futex resumed>) = 1 [pid 20919] <... futex resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20926] perf_event_open( [pid 20925] perf_event_open(NULL, -1, 0, -1, 0 [pid 20919] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20919] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20928 attached [pid 20928] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20928] perf_event_open( [pid 20925] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20926] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20929 [pid 20925] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20926] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20925] <... futex resumed>) = 1 [pid 20919] <... futex resumed>) = 0 [pid 20919] exit_group(0) = ? [pid 20928] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20928] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20924] <... futex resumed>) = 0 [pid 20928] perf_event_open(NULL, -1, 0, -1, 0 [pid 20924] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20928] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20924] <... futex resumed>) = 0 [pid 20928] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20924] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20928] <... futex resumed>) = 0 [pid 20925] +++ exited with 0 +++ [pid 20924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20919] +++ exited with 0 +++ [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20930 ./strace-static-x86_64: Process 20929 attached [pid 20928] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20926] <... futex resumed>) = 1 [pid 20924] exit_group(0 [pid 20921] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20929] set_robust_list(0x5555558625e0, 24 [pid 20928] <... futex resumed>) = ? [pid 20924] <... exit_group resumed>) = ? [pid 20921] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20926] perf_event_open(NULL, -1, 0, -1, 0./strace-static-x86_64: Process 20930 attached [pid 20929] <... set_robust_list resumed>) = 0 [pid 20928] +++ exited with 0 +++ [pid 20927] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20926] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20924] +++ exited with 0 +++ [pid 20921] <... futex resumed>) = 0 [pid 20929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20927] <... set_robust_list resumed>) = 0 [pid 20926] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20921] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20930] set_robust_list(0x5555558625e0, 24 [pid 20929] <... prctl resumed>) = 0 [pid 20927] perf_event_open( [pid 20926] <... futex resumed>) = 0 [pid 20921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20929] setpgid(0, 0 [pid 20927] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20926] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20921] exit_group(0 [pid 20929] <... setpgid resumed>) = 0 [pid 20927] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20926] <... futex resumed>) = ? [pid 20921] <... exit_group resumed>) = ? [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20930] <... set_robust_list resumed>) = 0 [pid 20929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20927] <... futex resumed>) = 1 [pid 20926] +++ exited with 0 +++ [pid 20930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20927] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20922] <... futex resumed>) = 0 [pid 20921] +++ exited with 0 +++ ./strace-static-x86_64: Process 20931 attached [pid 20930] <... prctl resumed>) = 0 [pid 20929] <... openat resumed>) = 3 [pid 20922] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20931 [pid 20931] set_robust_list(0x5555558625e0, 24 [pid 20930] setpgid(0, 0 [pid 20929] write(3, "1000", 4 [pid 20927] <... futex resumed>) = 0 [pid 20922] <... futex resumed>) = 1 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20931] <... set_robust_list resumed>) = 0 [pid 20930] <... setpgid resumed>) = 0 [pid 20929] <... write resumed>) = 4 [pid 20927] perf_event_open(NULL, -1, 0, -1, 0 [pid 20922] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20929] close(3 [pid 20927] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20931] <... prctl resumed>) = 0 [pid 20929] <... close resumed>) = 0 [pid 20931] setpgid(0, 0 [pid 20929] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20931] <... setpgid resumed>) = 0 [pid 20929] <... futex resumed>) = 0 [pid 20931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 20932 attached [pid 20930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20929] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20927] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20932 [pid 20931] <... openat resumed>) = 3 [pid 20932] set_robust_list(0x5555558625e0, 24 [pid 20930] <... openat resumed>) = 3 [pid 20929] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20927] <... futex resumed>) = 1 [pid 20922] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20931] write(3, "1000", 4 [pid 20930] write(3, "1000", 4 [pid 20929] <... mprotect resumed>) = 0 [pid 20927] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20922] exit_group(0 [pid 20931] <... write resumed>) = 4 [pid 20929] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20922] <... exit_group resumed>) = ? [pid 20931] close(3 [pid 20930] <... write resumed>) = 4 [pid 20927] <... futex resumed>) = ? [pid 20932] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 20933 attached [pid 20931] <... close resumed>) = 0 [pid 20930] close(3 [pid 20929] <... clone resumed>, parent_tid=[20934], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20934 [pid 20931] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20929] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20931] <... futex resumed>) = 0 [pid 20929] <... futex resumed>) = 0 [pid 20931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20929] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20931] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20927] +++ exited with 0 +++ [pid 20930] <... close resumed>) = 0 [pid 20922] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20933 [pid 20931] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20930] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20931] <... mprotect resumed>) = 0 [pid 20930] <... futex resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20931] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 20934 attached [pid 20931] <... clone resumed>, parent_tid=[20935], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20935 [pid 20930] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20932] <... prctl resumed>) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 20934] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20931] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20930] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20932] setpgid(0, 0 [pid 20934] <... set_robust_list resumed>) = 0 [pid 20931] <... futex resumed>) = 0 [pid 20934] perf_event_open( [pid 20932] <... setpgid resumed>) = 0 [pid 20931] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20930] <... mprotect resumed>) = 0 [pid 20934] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20934] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20930] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20934] <... futex resumed>) = 1 [pid 20929] <... futex resumed>) = 0 [pid 20934] perf_event_open(NULL, -1, 0, -1, 0 [pid 20929] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20934] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20929] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20935 attached [pid 20934] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20929] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20936 [pid 20935] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20934] <... futex resumed>) = 0 [pid 20932] <... openat resumed>) = 3 [pid 20930] <... clone resumed>, parent_tid=[20937], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20937 [pid 20929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20935] <... set_robust_list resumed>) = 0 [pid 20934] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20933] set_robust_list(0x5555558625e0, 24 [pid 20932] write(3, "1000", 4 [pid 20930] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20929] exit_group(0./strace-static-x86_64: Process 20936 attached [pid 20935] perf_event_open( [pid 20934] <... futex resumed>) = ? [pid 20933] <... set_robust_list resumed>) = 0 [pid 20932] <... write resumed>) = 4 [pid 20930] <... futex resumed>) = 0 [pid 20929] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20937 attached [pid 20936] set_robust_list(0x5555558625e0, 24 [pid 20935] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20934] +++ exited with 0 +++ [pid 20933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20932] close(3 [pid 20930] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20929] +++ exited with 0 +++ [pid 20937] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20936] <... set_robust_list resumed>) = 0 [pid 20933] <... prctl resumed>) = 0 [pid 20932] <... close resumed>) = 0 [pid 20935] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20937] <... set_robust_list resumed>) = 0 [pid 20936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20935] <... futex resumed>) = 1 [pid 20933] setpgid(0, 0 [pid 20932] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20931] <... futex resumed>) = 0 [pid 20937] perf_event_open( [pid 20936] <... prctl resumed>) = 0 [pid 20935] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20933] <... setpgid resumed>) = 0 [pid 20932] <... futex resumed>) = 0 [pid 20931] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20937] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20936] setpgid(0, 0 [pid 20935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20931] <... futex resumed>) = 0 [pid 20937] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20936] <... setpgid resumed>) = 0 [pid 20935] perf_event_open(NULL, -1, 0, -1, 0 [pid 20933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20931] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20937] <... futex resumed>) = 1 [pid 20936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20935] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20933] <... openat resumed>) = 3 [pid 20930] <... futex resumed>) = 0 [pid 20937] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20936] <... openat resumed>) = 3 [pid 20935] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20933] write(3, "1000", 4 [pid 20932] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20930] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20936] write(3, "1000", 4 [pid 20935] <... futex resumed>) = 1 [pid 20933] <... write resumed>) = 4 [pid 20932] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20931] <... futex resumed>) = 0 [pid 20930] <... futex resumed>) = 0 [pid 20937] perf_event_open(NULL, -1, 0, -1, 0 [pid 20936] <... write resumed>) = 4 [pid 20935] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20933] close(3 [pid 20932] <... mprotect resumed>) = 0 [pid 20931] exit_group(0 [pid 20930] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20937] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20936] close(3 [pid 20935] <... futex resumed>) = ? [pid 20933] <... close resumed>) = 0 [pid 20932] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20931] <... exit_group resumed>) = ? [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20938 attached [pid 20937] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20936] <... close resumed>) = 0 [pid 20935] +++ exited with 0 +++ [pid 20933] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20931] +++ exited with 0 +++ [pid 20938] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20937] <... futex resumed>) = 1 [pid 20936] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20933] <... futex resumed>) = 0 [pid 20932] <... clone resumed>, parent_tid=[20938], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20938 [pid 20930] <... futex resumed>) = 0 [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20938] <... set_robust_list resumed>) = 0 [pid 20937] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20936] <... futex resumed>) = 0 [pid 20933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20932] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20930] exit_group(0 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20939 [pid 20938] perf_event_open( [pid 20936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20938] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20937] <... futex resumed>) = ? [pid 20936] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20933] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20932] <... futex resumed>) = 0 [pid 20930] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20939 attached [pid 20938] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20937] +++ exited with 0 +++ [pid 20936] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20933] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20932] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20939] set_robust_list(0x5555558625e0, 24 [pid 20938] <... futex resumed>) = 0 [pid 20936] <... mprotect resumed>) = 0 [pid 20939] <... set_robust_list resumed>) = 0 [pid 20938] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20936] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20930] +++ exited with 0 +++ [pid 20939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20933] <... mprotect resumed>) = 0 [pid 20932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20940 attached [pid 20939] <... prctl resumed>) = 0 [pid 20936] <... clone resumed>, parent_tid=[20940], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20940 [pid 20933] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20932] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20939] setpgid(0, 0 [pid 20936] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20941 [pid 20939] <... setpgid resumed>) = 0 [pid 20936] <... futex resumed>) = 0 [pid 20939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20936] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20939] <... openat resumed>) = 3 [pid 20938] <... futex resumed>) = 0 [pid 20932] <... futex resumed>) = 1 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20939] write(3, "1000", 4 [pid 20938] perf_event_open(NULL, -1, 0, -1, 0 [pid 20939] <... write resumed>) = 4 [pid 20938] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20939] close(3 [pid 20938] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20939] <... close resumed>) = 0 [pid 20938] <... futex resumed>) = 0 [pid 20939] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20938] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20939] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20942 attached [pid 20939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20942] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20939] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20933] <... clone resumed>, parent_tid=[20942], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20942 [pid 20932] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20940] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5072] <... clone resumed>, child_tidptr=0x5555558625d0) = 20943 [pid 20942] <... set_robust_list resumed>) = 0 [pid 20940] <... set_robust_list resumed>) = 0 [pid 20939] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20933] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20941 attached [pid 20942] perf_event_open( [pid 20940] perf_event_open( [pid 20939] <... mprotect resumed>) = 0 [pid 20933] <... futex resumed>) = 0 [pid 20932] exit_group(0./strace-static-x86_64: Process 20943 attached [pid 20942] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20939] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20933] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20944 attached [pid 20943] set_robust_list(0x5555558625e0, 24 [pid 20942] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] set_robust_list(0x5555558625e0, 24 [pid 20940] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20938] <... futex resumed>) = ? [pid 20933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20932] <... exit_group resumed>) = ? [pid 20944] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20943] <... set_robust_list resumed>) = 0 [pid 20942] <... futex resumed>) = 0 [pid 20939] <... clone resumed>, parent_tid=[20944], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20944 [pid 20938] +++ exited with 0 +++ [pid 20943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20942] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20939] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20943] <... prctl resumed>) = 0 [pid 20939] <... futex resumed>) = 0 [pid 20943] setpgid(0, 0 [pid 20939] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20943] <... setpgid resumed>) = 0 [pid 20943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20940] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20943] write(3, "1000", 4) = 4 [pid 20943] close(3) = 0 [pid 20943] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20943] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20932] +++ exited with 0 +++ [pid 20943] <... mprotect resumed>) = 0 [pid 20933] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] <... set_robust_list resumed>) = 0 [pid 20940] <... futex resumed>) = 1 [pid 20936] <... futex resumed>) = 0 [pid 20943] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20942] <... futex resumed>) = 0 [pid 20940] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20936] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20933] <... futex resumed>) = 1 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20942] perf_event_open(NULL, -1, 0, -1, 0 [pid 20940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20936] <... futex resumed>) = 0 [pid 20933] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20943] <... clone resumed>, parent_tid=[20945], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20945 [pid 20942] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20941] <... prctl resumed>) = 0 [pid 20940] perf_event_open(NULL, -1, 0, -1, 0 [pid 20936] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20943] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20942] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20943] <... futex resumed>) = 0 [pid 20942] <... futex resumed>) = 1 [pid 20933] <... futex resumed>) = 0 [pid 20943] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20942] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20941] setpgid(0, 0 [pid 20940] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20933] exit_group(0 [pid 20942] <... futex resumed>) = ? [pid 20941] <... setpgid resumed>) = 0 [pid 20940] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20933] <... exit_group resumed>) = ? [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20946 [pid 20944] <... set_robust_list resumed>) = 0 [pid 20942] +++ exited with 0 +++ [pid 20941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20940] <... futex resumed>) = 1 [pid 20936] <... futex resumed>) = 0 [pid 20933] +++ exited with 0 +++ ./strace-static-x86_64: Process 20946 attached [pid 20940] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20936] exit_group(0./strace-static-x86_64: Process 20945 attached [pid 20946] set_robust_list(0x5555558625e0, 24 [pid 20941] <... openat resumed>) = 3 [pid 20940] <... futex resumed>) = ? [pid 20936] <... exit_group resumed>) = ? [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20946] <... set_robust_list resumed>) = 0 [pid 20945] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20941] write(3, "1000", 4 [pid 20940] +++ exited with 0 +++ [pid 20946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20945] <... set_robust_list resumed>) = 0 [pid 20946] <... prctl resumed>) = 0 [pid 20945] perf_event_open( [pid 20946] setpgid(0, 0 [pid 20945] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20936] +++ exited with 0 +++ [pid 20946] <... setpgid resumed>) = 0 [pid 20945] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] <... write resumed>) = 4 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20945] <... futex resumed>) = 1 [pid 20944] perf_event_open( [pid 20943] <... futex resumed>) = 0 [pid 20941] close(3 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5074] <... restart_syscall resumed>) = 0 [pid 20946] <... openat resumed>) = 3 [pid 20945] perf_event_open(NULL, -1, 0, -1, 0 [pid 20943] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] <... close resumed>) = 0 [pid 20946] write(3, "1000", 4 [pid 20945] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20943] <... futex resumed>) = 0 [pid 20941] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20946] <... write resumed>) = 4 [pid 20945] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20943] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20941] <... futex resumed>) = 0 [pid 20946] close(3 [pid 20945] <... futex resumed>) = 0 [pid 20943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20946] <... close resumed>) = 0 [pid 20945] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20943] exit_group(0 [pid 20946] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20945] <... futex resumed>) = ? [pid 20943] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 20948 attached [pid 20946] <... futex resumed>) = 0 [pid 20945] +++ exited with 0 +++ [pid 20944] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20941] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20948] set_robust_list(0x5555558625e0, 24 [pid 20944] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20947 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20948 [pid 20948] <... set_robust_list resumed>) = 0 [pid 20944] <... futex resumed>) = 1 [pid 20941] <... mprotect resumed>) = 0 [pid 20948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20944] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20941] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20939] <... futex resumed>) = 0 [pid 20948] <... prctl resumed>) = 0 [pid 20948] setpgid(0, 0 [pid 20941] <... clone resumed>, parent_tid=[20949], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20949 [pid 20948] <... setpgid resumed>) = 0 [pid 20941] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20941] <... futex resumed>) = 0 [pid 20948] <... openat resumed>) = 3 [pid 20941] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20948] write(3, "1000", 4) = 4 [pid 20948] close(3) = 0 [pid 20946] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20939] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20949 attached ./strace-static-x86_64: Process 20947 attached [pid 20948] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20946] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20944] <... futex resumed>) = 0 [pid 20939] <... futex resumed>) = 1 [pid 20948] <... futex resumed>) = 0 [pid 20944] perf_event_open(NULL, -1, 0, -1, 0 [pid 20948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20944] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20949] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20948] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20947] set_robust_list(0x5555558625e0, 24 [pid 20944] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20949] <... set_robust_list resumed>) = 0 [pid 20948] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20946] <... mprotect resumed>) = 0 [pid 20944] <... futex resumed>) = 0 [pid 20939] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20948] <... mprotect resumed>) = 0 [pid 20944] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20948] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20950], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20950 [pid 20948] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20948] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20947] <... set_robust_list resumed>) = 0 [pid 20947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20949] perf_event_open( [pid 20947] setpgid(0, 0 [pid 20946] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20950 attached [pid 20949] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20947] <... setpgid resumed>) = 0 [pid 20947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20947] write(3, "1000", 4) = 4 [pid 20947] close(3) = 0 [pid 20947] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20947] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 20951 attached [pid 20950] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20949] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20947] <... mprotect resumed>) = 0 [pid 20939] exit_group(0 [pid 20947] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20952], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20952 [pid 20947] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20947] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 318.895650][T20943] ------------[ cut here ]------------ [ 318.901981][T20943] WARNING: CPU: 1 PID: 20943 at kernel/events/core.c:4920 put_pmu_ctx+0x2a5/0x390 [ 318.913082][T20943] Modules linked in: [ 318.917735][T20943] CPU: 1 PID: 20943 Comm: syz-executor196 Not tainted 6.1.0-syzkaller-14017-g45435d8da71f #0 [ 318.929771][T20943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 318.940879][T20943] RIP: 0010:put_pmu_ctx+0x2a5/0x390 [pid 20951] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20950] <... set_robust_list resumed>) = 0 [pid 20949] <... futex resumed>) = 1 [pid 20946] <... clone resumed>, parent_tid=[20951], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20951 [pid 20944] <... futex resumed>) = ? [pid 20941] <... futex resumed>) = 0 [pid 20939] <... exit_group resumed>) = ? [pid 20944] +++ exited with 0 +++ [pid 20941] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20941] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20952 attached [pid 20952] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20952] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20952] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20947] <... futex resumed>) = 0 [pid 20952] perf_event_open(NULL, -1, 0, -1, 0 [pid 20947] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20952] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20947] <... futex resumed>) = 0 [pid 20952] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20947] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20952] <... futex resumed>) = 0 [pid 20947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20952] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20947] exit_group(0 [pid 20952] <... futex resumed>) = ? [pid 20947] <... exit_group resumed>) = ? [pid 20952] +++ exited with 0 +++ [pid 20947] +++ exited with 0 +++ [pid 20950] perf_event_open( [pid 20949] perf_event_open(NULL, -1, 0, -1, 0 [pid 20946] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20939] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20951] <... set_robust_list resumed>) = 0 [pid 20950] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20949] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20946] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20953 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20951] perf_event_open( [pid 20950] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20949] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 20946] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20948] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20954 [pid 20948] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20953 attached [pid 20948] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20953] set_robust_list(0x5555558625e0, 24) = 0 [pid 20953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20951] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20950] <... futex resumed>) = 1 [pid 20949] <... futex resumed>) = 1 [pid 20948] <... futex resumed>) = 0 [pid 20941] <... futex resumed>) = 0 ./strace-static-x86_64: Process 20954 attached [pid 20953] <... prctl resumed>) = 0 [pid 20948] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=45000000} [pid 20941] exit_group(0 [pid 20953] setpgid(0, 0 [pid 20941] <... exit_group resumed>) = ? [pid 20953] <... setpgid resumed>) = 0 [pid 20953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20951] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20953] <... openat resumed>) = 3 [pid 20951] <... futex resumed>) = 1 [pid 20953] write(3, "1000", 4 [pid 20951] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20953] <... write resumed>) = 4 [pid 20950] perf_event_open(NULL, -1, 0, -1, 0 [pid 20946] <... futex resumed>) = 0 [pid 20954] set_robust_list(0x5555558625e0, 24 [pid 20953] close(3) = 0 [pid 20953] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 318.946389][T20943] Code: dd ff e8 be 10 dd ff 48 8d 7b 50 48 c7 c6 e0 95 a3 81 e8 3e c9 c7 ff eb d6 e8 a7 10 dd ff 0f 0b e9 64 ff ff ff e8 9b 10 dd ff <0f> 0b eb 88 e8 22 11 2b 00 eb a5 e8 8b 10 dd ff 0f 0b e9 e4 fd ff [ 318.969035][T20943] RSP: 0018:ffffc9000613fb70 EFLAGS: 00010293 [ 318.975569][T20943] RAX: 0000000000000000 RBX: ffff8880b9841728 RCX: 0000000000000000 [ 318.984442][T20943] RDX: ffff88807cc0d7c0 RSI: ffffffff81a44145 RDI: 0000000000000001 [pid 20953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20953] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20953] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20950] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20953] <... clone resumed>, parent_tid=[20955], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20955 [pid 20954] <... set_robust_list resumed>) = 0 [pid 20953] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20950] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20949] +++ exited with 0 +++ [pid 20946] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20941] +++ exited with 0 +++ [pid 20953] <... futex resumed>) = 0 [pid 20953] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20955 attached [pid 20954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20951] <... futex resumed>) = 0 [pid 20950] <... futex resumed>) = 1 [pid 20948] <... futex resumed>) = 0 [pid 20946] <... futex resumed>) = 1 [pid 20955] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20954] <... prctl resumed>) = 0 [pid 20951] perf_event_open(NULL, -1, 0, -1, 0 [pid 20950] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20948] exit_group(0 [pid 20946] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20954] setpgid(0, 0 [pid 20951] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20950] <... futex resumed>) = ? [pid 20948] <... exit_group resumed>) = ? [pid 5077] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20954] <... setpgid resumed>) = 0 [pid 20951] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20950] +++ exited with 0 +++ [pid 5077] restart_syscall(<... resuming interrupted clone ...> [pid 20955] <... set_robust_list resumed>) = 0 [pid 20954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20951] <... futex resumed>) = 1 [pid 20948] +++ exited with 0 +++ [pid 20946] <... futex resumed>) = 0 [pid 5077] <... restart_syscall resumed>) = 0 [pid 20955] perf_event_open( [pid 20954] <... openat resumed>) = 3 [pid 20951] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20946] exit_group(0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20955] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20954] write(3, "1000", 4 [pid 20951] <... futex resumed>) = ? [pid 20946] <... exit_group resumed>) = ? [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20955] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20954] <... write resumed>) = 4 [pid 20951] +++ exited with 0 +++ [pid 20946] +++ exited with 0 +++ [pid 5077] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... restart_syscall resumed>) = 0 [pid 20955] <... futex resumed>) = 1 [pid 20954] close(3 [pid 20953] <... futex resumed>) = 0 [pid 20955] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20954] <... close resumed>) = 0 [pid 20953] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20946, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [ 318.993252][T20943] RBP: ffff8880b9841758 R08: 0000000000000001 R09: 0000000000000001 [ 319.003426][T20943] R10: ffffed1017306b70 R11: 0000000000000000 R12: ffff8880b9835c50 [ 319.011850][T20943] R13: ffff8880b9835b80 R14: 0000000000000293 R15: ffff8880b9841730 [ 319.020124][T20943] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 319.031462][T20943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 319.038094][T20943] CR2: 00007f2c3a8a5588 CR3: 0000000029a38000 CR4: 00000000003506f0 [pid 5077] <... clone resumed>, child_tidptr=0x5555558625d0) = 20956 ./strace-static-x86_64: Process 20956 attached [pid 20955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20954] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20953] <... futex resumed>) = 0 [pid 5078] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20955] perf_event_open(NULL, -1, 0, -1, 0 [pid 20954] <... futex resumed>) = 0 [pid 20953] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20957 attached ./strace-static-x86_64: Process 20958 attached [pid 20956] set_robust_list(0x5555558625e0, 24 [pid 20955] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5078] <... clone resumed>, child_tidptr=0x5555558625d0) = 20957 [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20958 [pid 20955] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20954] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20955] <... futex resumed>) = 1 [pid 20954] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20953] <... futex resumed>) = 0 [pid 20955] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20954] <... mprotect resumed>) = 0 [pid 20953] exit_group(0 [pid 20955] <... futex resumed>) = ? [pid 20954] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20953] <... exit_group resumed>) = ? [pid 20958] set_robust_list(0x5555558625e0, 24 [pid 20957] set_robust_list(0x5555558625e0, 24 [pid 20956] <... set_robust_list resumed>) = 0 [pid 20955] +++ exited with 0 +++ [pid 20953] +++ exited with 0 +++ [pid 20954] <... clone resumed>, parent_tid=[20959], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20959 [pid 20954] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20958] <... set_robust_list resumed>) = 0 [pid 20957] <... set_robust_list resumed>) = 0 [pid 20956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20954] <... futex resumed>) = 0 [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 20954] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... restart_syscall resumed>) = 0 [pid 20957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20956] <... prctl resumed>) = 0 [pid 20958] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 20959 attached [pid 20959] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20959] <... set_robust_list resumed>) = 0 [pid 20959] perf_event_open( [pid 20958] <... prctl resumed>) = 0 [pid 20957] <... prctl resumed>) = 0 [pid 20956] setpgid(0, 0 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20960 [pid 20959] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20959] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20954] <... futex resumed>) = 0 [pid 20959] perf_event_open(NULL, -1, 0, -1, 0 [pid 20954] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20959] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20958] setpgid(0, 0 [pid 20957] setpgid(0, 0 [pid 20956] <... setpgid resumed>) = 0 [pid 20954] <... futex resumed>) = 0 [pid 20959] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20954] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 20960 attached [pid 20959] <... futex resumed>) = 0 [pid 20954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20960] set_robust_list(0x5555558625e0, 24 [pid 20959] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20954] exit_group(0 [pid 20960] <... set_robust_list resumed>) = 0 [pid 20959] <... futex resumed>) = ? [pid 20958] <... setpgid resumed>) = 0 [pid 20954] <... exit_group resumed>) = ? [pid 20957] <... setpgid resumed>) = 0 [pid 20960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20959] +++ exited with 0 +++ [pid 20956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20954] +++ exited with 0 +++ [pid 20960] <... prctl resumed>) = 0 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20960] setpgid(0, 0 [pid 20958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20956] <... openat resumed>) = 3 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 20960] <... setpgid resumed>) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [ 319.046617][T20943] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 319.055427][T20943] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 319.064342][T20943] Call Trace: [ 319.067972][T20943] [ 319.071993][T20943] _free_event+0x3c5/0x13d0 [ 319.076777][T20943] perf_event_release_kernel+0x6ad/0x8f0 [ 319.083123][T20943] ? perf_remove_from_context+0x1e0/0x1e0 [ 319.089595][T20943] perf_release+0x37/0x50 [pid 20960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20958] <... openat resumed>) = 3 [pid 20960] write(3, "1000", 4 [pid 20958] write(3, "1000", 4 [pid 20957] <... openat resumed>) = 3 [pid 20956] write(3, "1000", 4 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20960] <... write resumed>) = 4 [pid 20960] close(3 [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20961 [pid 20960] <... close resumed>) = 0 [pid 20958] <... write resumed>) = 4 [pid 20957] write(3, "1000", 4 [pid 20956] <... write resumed>) = 4 [pid 20960] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20960] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20958] close(3 [pid 20957] <... write resumed>) = 4 [pid 20956] close(3./strace-static-x86_64: Process 20961 attached [pid 20960] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20961] set_robust_list(0x5555558625e0, 24) = 0 [pid 20960] <... clone resumed>, parent_tid=[20962], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20962 [pid 20961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20960] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20961] <... prctl resumed>) = 0 [pid 20960] <... futex resumed>) = 0 [pid 20958] <... close resumed>) = 0 [pid 20957] close(3 [pid 20956] <... close resumed>) = 0 [pid 20961] setpgid(0, 0 [pid 20960] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20961] <... setpgid resumed>) = 0 [pid 20961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 20962 attached ) = 3 [pid 20962] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20961] write(3, "1000", 4 [pid 20957] <... close resumed>) = 0 [pid 20962] <... set_robust_list resumed>) = 0 [pid 20961] <... write resumed>) = 4 [pid 20958] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20957] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20956] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20962] perf_event_open( [pid 20961] close(3 [pid 20962] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20961] <... close resumed>) = 0 [pid 20962] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20961] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20962] <... futex resumed>) = 1 [pid 20961] <... futex resumed>) = 0 [pid 20960] <... futex resumed>) = 0 [pid 20958] <... futex resumed>) = 0 [pid 20957] <... futex resumed>) = 0 [pid 20956] <... futex resumed>) = 0 [pid 20962] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20960] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20961] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20960] <... futex resumed>) = 0 [pid 20962] perf_event_open(NULL, -1, 0, -1, 0 [pid 20961] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20960] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20962] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20961] <... mprotect resumed>) = 0 [pid 20958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 20962] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20961] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20962] <... futex resumed>) = 1 [pid 20960] <... futex resumed>) = 0 [pid 20962] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20961] <... clone resumed>, parent_tid=[20963], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20963 [pid 20960] exit_group(0 [pid 20962] <... futex resumed>) = ? [pid 20961] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20960] <... exit_group resumed>) = ? [pid 20958] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20957] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20956] <... mmap resumed>) = 0x7f2c3a7ab000 [pid 20962] +++ exited with 0 +++ [pid 20961] <... futex resumed>) = 0 [pid 20960] +++ exited with 0 +++ [pid 20961] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20958] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20957] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 20956] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20960, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 20963 attached [pid 20958] <... mprotect resumed>) = 0 [pid 20956] <... mprotect resumed>) = 0 [pid 20957] <... mprotect resumed>) = 0 [pid 20963] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [ 319.094821][T20943] __fput+0x27c/0xa90 [ 319.099943][T20943] ? perf_event_release_kernel+0x8f0/0x8f0 [ 319.105956][T20943] task_work_run+0x16f/0x270 [ 319.111245][T20943] ? task_work_cancel+0x30/0x30 [ 319.116400][T20943] ? do_raw_spin_unlock+0x175/0x230 [ 319.122361][T20943] do_exit+0xaa8/0x2950 [ 319.126761][T20943] ? lock_downgrade+0x6e0/0x6e0 [ 319.132248][T20943] ? mm_update_next_owner+0x7b0/0x7b0 [ 319.138550][T20943] ? _raw_spin_unlock_irq+0x23/0x50 [pid 20963] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20963] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20961] <... futex resumed>) = 0 [pid 20963] perf_event_open(NULL, -1, 0, -1, 0 [pid 20961] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20958] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20956] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20957] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20963] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20961] <... futex resumed>) = 0 [pid 20963] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20961] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20963] <... futex resumed>) = 0 [pid 20961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20963] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20961] exit_group(0 [pid 20963] <... futex resumed>) = ? [pid 20961] <... exit_group resumed>) = ? [pid 20963] +++ exited with 0 +++ [pid 20961] +++ exited with 0 +++ [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20966 attached [pid 20958] <... clone resumed>, parent_tid=[20964], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20964 [pid 20957] <... clone resumed>, parent_tid=[20966], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20966 [pid 20956] <... clone resumed>, parent_tid=[20965], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20965 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20966] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20958] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20957] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 20964 attached [pid 20964] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20965 attached [pid 20964] <... set_robust_list resumed>) = 0 [pid 20965] set_robust_list(0x7f2c3a7cb9e0, 24 [pid 20964] perf_event_open( [pid 5073] <... clone resumed>, child_tidptr=0x5555558625d0) = 20968 ./strace-static-x86_64: Process 20968 attached ./strace-static-x86_64: Process 20967 attached [pid 20966] <... set_robust_list resumed>) = 0 [pid 20965] <... set_robust_list resumed>) = 0 [pid 20964] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20958] <... futex resumed>) = 0 [pid 20957] <... futex resumed>) = 0 [pid 20956] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x5555558625d0) = 20967 [pid 20967] set_robust_list(0x5555558625e0, 24 [pid 20965] perf_event_open( [pid 20964] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20967] <... set_robust_list resumed>) = 0 [pid 20965] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20964] <... futex resumed>) = 0 [pid 20967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20965] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20964] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20968] set_robust_list(0x5555558625e0, 24 [pid 20967] <... prctl resumed>) = 0 [pid 20966] perf_event_open( [pid 20965] <... futex resumed>) = 0 [pid 20958] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20957] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20956] <... futex resumed>) = 0 [pid 20967] setpgid(0, 0 [pid 20965] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20967] <... setpgid resumed>) = 0 [pid 20967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20967] write(3, "1000", 4) = 4 [pid 20967] close(3 [pid 20968] <... set_robust_list resumed>) = 0 [pid 20967] <... close resumed>) = 0 [pid 20966] <... perf_event_open resumed>{type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20956] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20967] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20967] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20967] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20969], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20969 [pid 20967] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20967] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 20966] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20958] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 20969 attached [pid 20969] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [ 319.145270][T20943] do_group_exit+0xd4/0x2a0 [ 319.151240][T20943] __x64_sys_exit_group+0x3e/0x50 [ 319.157065][T20943] do_syscall_64+0x39/0xb0 [ 319.162420][T20943] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 319.170314][T20943] RIP: 0033:0x7f2c3a818559 [ 319.175513][T20943] Code: Unable to access opcode bytes at 0x7f2c3a81852f. [ 319.183505][T20943] RSP: 002b:00007ffc36d833b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [pid 20969] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20969] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20968] <... prctl resumed>) = 0 [pid 20967] <... futex resumed>) = 0 [pid 20966] <... futex resumed>) = 1 [pid 20964] <... futex resumed>) = 0 [pid 20958] <... futex resumed>) = 1 [pid 20956] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20969] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20967] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20964] perf_event_open(NULL, -1, 0, -1, 0 [pid 20957] <... futex resumed>) = 0 [pid 20969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20967] <... futex resumed>) = 0 [pid 20964] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20969] perf_event_open(NULL, -1, 0, -1, 0 [pid 20967] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20964] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20969] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20964] <... futex resumed>) = 0 [pid 20969] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20964] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20969] <... futex resumed>) = 1 [pid 20967] <... futex resumed>) = 0 [pid 20969] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20968] setpgid(0, 0 [pid 20967] exit_group(0 [pid 20966] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20965] <... futex resumed>) = 0 [pid 20958] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20957] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20956] <... futex resumed>) = 1 [pid 20969] <... futex resumed>) = ? [pid 20967] <... exit_group resumed>) = ? [pid 20965] perf_event_open(NULL, -1, 0, -1, 0 [pid 20969] +++ exited with 0 +++ [pid 20967] +++ exited with 0 +++ [pid 20965] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20965] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20965] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20968] <... setpgid resumed>) = 0 [pid 20966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20957] <... futex resumed>) = 0 [pid 20956] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20967, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 20968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20968] write(3, "1000", 4) = 4 [pid 20968] close(3) = 0 [pid 20968] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 20968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2c3a7ab000 [pid 20966] perf_event_open(NULL, -1, 0, -1, 0 [pid 20958] exit_group(0 [pid 20957] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20968] mprotect(0x7f2c3a7ac000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 20964] <... futex resumed>) = ? [pid 20958] <... exit_group resumed>) = ? [pid 20968] clone(child_stack=0x7f2c3a7cb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 20964] +++ exited with 0 +++ [pid 20958] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 20968] <... clone resumed>, parent_tid=[20970], tls=0x7f2c3a7cb700, child_tidptr=0x7f2c3a7cb9d0) = 20970 [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 20968] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20966] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20956] exit_group(0 [pid 5074] <... restart_syscall resumed>) = 0 [pid 20968] <... futex resumed>) = 0 [pid 20968] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20966] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20965] <... futex resumed>) = ? [pid 20956] <... exit_group resumed>) = ? [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 20965] +++ exited with 0 +++ [pid 5074] <... clone resumed>, child_tidptr=0x5555558625d0) = 20971 ./strace-static-x86_64: Process 20970 attached [pid 20970] set_robust_list(0x7f2c3a7cb9e0, 24) = 0 [pid 20970] perf_event_open({type=PERF_TYPE_SOFTWARE, size=PERF_ATTR_SIZE_VER7, config=PERF_COUNT_SW_CPU_CLOCK, sample_period=0, sample_type=0, read_format=0, precise_ip=0 /* arbitrary skid */, ...}, -1, 0, -1, 0) = 3 [pid 20970] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 20968] <... futex resumed>) = 0 [pid 20970] perf_event_open(NULL, -1, 0, -1, 0 [ 319.192743][T20943] RAX: ffffffffffffffda RBX: 00007f2c3a8a1390 RCX: 00007f2c3a818559 [ 319.201393][T20943] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 319.210127][T20943] RBP: 0000000000000000 R08: ffffffffffffffb8 R09: 0000000000f0b5ff [ 319.218408][T20943] R10: 00007ffc36d83440 R11: 0000000000000246 R12: 00007f2c3a8a1390 [ 319.227118][T20943] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 319.235962][T20943] [ 319.239471][T20943] Kernel panic - not syncing: kernel: panic_on_warn set ... [pid 20968] futex(0x7f2c3a8a13e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 20970] <... perf_event_open resumed>) = -1 EFAULT (Bad address) [pid 20968] <... futex resumed>) = 0 [pid 20970] futex(0x7f2c3a8a13ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 20968] futex(0x7f2c3a8a13ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 20970] <... futex resumed>) = 0 [pid 20968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 20970] futex(0x7f2c3a8a13e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 20968] exit_group(0 [pid 20970] <... futex resumed>) = ? [pid 20968] <... exit_group resumed>) = ? [pid 20970] +++ exited with 0 +++ [pid 20968] +++ exited with 0 +++ [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558625d0) = 20972 ./strace-static-x86_64: Process 20971 attached [pid 20971] set_robust_list(0x5555558625e0, 24) = 0 [pid 20971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20971] setpgid(0, 0./strace-static-x86_64: Process 20972 attached ) = 0 [pid 20972] set_robust_list(0x5555558625e0, 24 [pid 20971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 20972] <... set_robust_list resumed>) = 0 [pid 20971] <... openat resumed>) = 3 [ 319.246789][T20943] CPU: 1 PID: 20943 Comm: syz-executor196 Not tainted 6.1.0-syzkaller-14017-g45435d8da71f #0 [ 319.256982][T20943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 319.267075][T20943] Call Trace: [ 319.270381][T20943] [ 319.273326][T20943] dump_stack_lvl+0xd1/0x138 [ 319.277943][T20943] panic+0x2cc/0x626 [ 319.281890][T20943] ? panic_print_sys_info.part.0+0x110/0x110 [ 319.287905][T20943] ? put_pmu_ctx+0x2a5/0x390 [ 319.292518][T20943] check_panic_on_warn.cold+0x19/0x35 [ 319.297927][T20943] __warn+0xf2/0x1a0 [ 319.301844][T20943] ? put_pmu_ctx+0x2a5/0x390 [ 319.306455][T20943] report_bug+0x1c0/0x210 [ 319.310865][T20943] handle_bug+0x3c/0x70 [ 319.315044][T20943] exc_invalid_op+0x18/0x50 [ 319.319570][T20943] asm_exc_invalid_op+0x1a/0x20 [ 319.324476][T20943] RIP: 0010:put_pmu_ctx+0x2a5/0x390 [ 319.329697][T20943] Code: dd ff e8 be 10 dd ff 48 8d 7b 50 48 c7 c6 e0 95 a3 81 e8 3e c9 c7 ff eb d6 e8 a7 10 dd ff 0f 0b e9 64 ff ff ff e8 9b 10 dd ff <0f> 0b eb 88 e8 22 11 2b 00 eb a5 e8 8b 10 dd ff 0f 0b e9 e4 fd ff [ 319.349315][T20943] RSP: 0018:ffffc9000613fb70 EFLAGS: 00010293 [ 319.355394][T20943] RAX: 0000000000000000 RBX: ffff8880b9841728 RCX: 0000000000000000 [ 319.363376][T20943] RDX: ffff88807cc0d7c0 RSI: ffffffff81a44145 RDI: 0000000000000001 [ 319.371527][T20943] RBP: ffff8880b9841758 R08: 0000000000000001 R09: 0000000000000001 [ 319.379504][T20943] R10: ffffed1017306b70 R11: 0000000000000000 R12: ffff8880b9835c50 [ 319.387569][T20943] R13: ffff8880b9835b80 R14: 0000000000000293 R15: ffff8880b9841730 [ 319.395558][T20943] ? put_pmu_ctx+0x2a5/0x390 [ 319.400178][T20943] _free_event+0x3c5/0x13d0 [ 319.404701][T20943] perf_event_release_kernel+0x6ad/0x8f0 [ 319.410361][T20943] ? perf_remove_from_context+0x1e0/0x1e0 [ 319.416104][T20943] perf_release+0x37/0x50 [ 319.420444][T20943] __fput+0x27c/0xa90 [ 319.424443][T20943] ? perf_event_release_kernel+0x8f0/0x8f0 [ 319.430270][T20943] task_work_run+0x16f/0x270 [ 319.434886][T20943] ? task_work_cancel+0x30/0x30 [ 319.439760][T20943] ? do_raw_spin_unlock+0x175/0x230 [ 319.444984][T20943] do_exit+0xaa8/0x2950 [ 319.449170][T20943] ? lock_downgrade+0x6e0/0x6e0 [ 319.454035][T20943] ? mm_update_next_owner+0x7b0/0x7b0 [ 319.459434][T20943] ? _raw_spin_unlock_irq+0x23/0x50 [ 319.464652][T20943] do_group_exit+0xd4/0x2a0 [ 319.469181][T20943] __x64_sys_exit_group+0x3e/0x50 [ 319.474233][T20943] do_syscall_64+0x39/0xb0 [ 319.478669][T20943] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 319.484593][T20943] RIP: 0033:0x7f2c3a818559 [ 319.489019][T20943] Code: Unable to access opcode bytes at 0x7f2c3a81852f. [ 319.496036][T20943] RSP: 002b:00007ffc36d833b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 319.504460][T20943] RAX: ffffffffffffffda RBX: 00007f2c3a8a1390 RCX: 00007f2c3a818559 [ 319.512439][T20943] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 319.520416][T20943] RBP: 0000000000000000 R08: ffffffffffffffb8 R09: 0000000000f0b5ff [ 319.528396][T20943] R10: 00007ffc36d83440 R11: 0000000000000246 R12: 00007f2c3a8a1390 [ 319.536382][T20943] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 319.544636][T20943] [ 319.547720][T20943] Kernel Offset: disabled [ 319.552108][T20943] Rebooting in 86400 seconds..