./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2556627165 <...> Warning: Permanently added '10.128.0.115' (ED25519) to the list of known hosts. execve("./syz-executor2556627165", ["./syz-executor2556627165"], 0x7ffefd464b90 /* 10 vars */) = 0 brk(NULL) = 0x555582105000 brk(0x555582105d40) = 0x555582105d40 arch_prctl(ARCH_SET_FS, 0x5555821053c0) = 0 set_tid_address(0x555582105690) = 5229 set_robust_list(0x5555821056a0, 24) = 0 rseq(0x555582105ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2556627165", 4096) = 28 getrandom("\x34\x7d\x4f\x88\x14\x0e\x08\x90", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555582105d40 brk(0x555582126d40) = 0x555582126d40 brk(0x555582127000) = 0x555582127000 mprotect(0x7fb88797b000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582105690) = 5230 ./strace-static-x86_64: Process 5230 attached [pid 5230] set_robust_list(0x5555821056a0, 24) = 0 [pid 5230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5230] setpgid(0, 0) = 0 [pid 5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5230] write(3, "1000", 4) = 4 [pid 5230] close(3) = 0 [pid 5230] write(1, "executing program\n", 18executing program ) = 18 [pid 5230] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5230] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5230] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5230] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5230] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5231 attached [pid 5231] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5230] <... clone3 resumed> => {parent_tid=[5231]}, 88) = 5231 [pid 5231] <... rseq resumed>) = 0 [pid 5231] set_robust_list(0x7fb8878b29a0, 24 [pid 5230] rt_sigprocmask(SIG_SETMASK, [], [pid 5231] <... set_robust_list resumed>) = 0 [pid 5231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5230] <... futex resumed>) = 0 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] madvise(0x20a93000, 16384, MADV_HUGEPAGE) = 0 [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5230] <... futex resumed>) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5230] <... futex resumed>) = 0 [pid 5231] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] <... mremap resumed>) = 0x20130000 [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5230] <... futex resumed>) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] mlock(0x20000000, 8388608 [pid 5230] <... futex resumed>) = 0 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] <... mlock resumed>) = 0 [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5230] <... futex resumed>) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] munmap(0x201a2000, 4096 [pid 5230] <... futex resumed>) = 0 [pid 5231] <... munmap resumed>) = 0 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5230] <... futex resumed>) = 0 [pid 5231] <... futex resumed>) = 1 [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5230] <... futex resumed>) = 0 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5231] <... migrate_pages resumed>) = 0 [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5230] <... futex resumed>) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5230] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5230] <... futex resumed>) = 0 [pid 5231] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5230] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5232 attached [pid 5231] <... clone3 resumed>) = 5232 [pid 5231] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5230] <... futex resumed>) = 0 [pid 5231] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5230] exit_group(0 [pid 5231] <... futex resumed>) = ? [pid 5230] <... exit_group resumed>) = ? [pid 5231] +++ exited with 0 +++ [pid 5230] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5230, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5233 attached , child_tidptr=0x555582105690) = 5233 [pid 5233] set_robust_list(0x5555821056a0, 24) = 0 [pid 5233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5233] setpgid(0, 0) = 0 [pid 5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5233] write(3, "1000", 4) = 4 [pid 5233] close(3) = 0 [pid 5233] write(1, "executing program\n", 18executing program ) = 18 [pid 5233] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5233] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5233] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5234 attached [pid 5234] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5233] <... clone3 resumed> => {parent_tid=[5234]}, 88) = 5234 [pid 5234] set_robust_list(0x7fb8878b29a0, 24 [pid 5233] rt_sigprocmask(SIG_SETMASK, [], [pid 5234] <... set_robust_list resumed>) = 0 [pid 5233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5234] rt_sigprocmask(SIG_SETMASK, [], [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5233] <... futex resumed>) = 0 [pid 5234] madvise(0x20a93000, 16384, MADV_HUGEPAGE) = 0 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5233] <... futex resumed>) = 0 [pid 5234] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] <... futex resumed>) = 0 [pid 5234] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] <... mremap resumed>) = 0x20130000 [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5234] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] <... futex resumed>) = 0 [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5234] mlock(0x20000000, 8388608 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5232] exit(0) = ? [pid 5232] +++ exited with 0 +++ [pid 5234] <... mlock resumed>) = 0 [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5234] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] <... futex resumed>) = 0 [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = 0 [pid 5233] <... futex resumed>) = 1 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] munmap(0x201a2000, 4096) = 0 [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5233] <... futex resumed>) = 0 [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5234] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a]) = 0 [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5233] <... futex resumed>) = 0 [pid 5234] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5233] <... futex resumed>) = 0 [pid 5234] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5233] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5235 attached [pid 5234] <... clone3 resumed>) = 5235 [pid 5234] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5233] <... futex resumed>) = 0 [pid 5234] <... futex resumed>) = 1 [pid 5233] exit_group(0 [pid 5234] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5233] <... exit_group resumed>) = ? [pid 5234] <... futex resumed>) = ? [pid 5234] +++ exited with 0 +++ [pid 5233] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5233, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5236 attached , child_tidptr=0x555582105690) = 5236 [pid 5236] set_robust_list(0x5555821056a0, 24) = 0 [pid 5236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5236] setpgid(0, 0) = 0 [pid 5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5236] write(3, "1000", 4) = 4 [pid 5236] close(3) = 0 [pid 5236] write(1, "executing program\n", 18executing program ) = 18 [pid 5236] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5236] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5236] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5237 attached [pid 5237] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5237] set_robust_list(0x7fb8878b29a0, 24 [pid 5236] <... clone3 resumed> => {parent_tid=[5237]}, 88) = 5237 [pid 5237] <... set_robust_list resumed>) = 0 [pid 5236] rt_sigprocmask(SIG_SETMASK, [], [pid 5237] rt_sigprocmask(SIG_SETMASK, [], [pid 5236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5236] <... futex resumed>) = 0 [pid 5237] <... madvise resumed>) = 0 [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5237] <... futex resumed>) = 0 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... futex resumed>) = 0 [pid 5236] <... futex resumed>) = 1 [pid 5237] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5237] <... mremap resumed>) = 0x20130000 [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5236] <... futex resumed>) = 0 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] mlock(0x20000000, 8388608 [pid 5236] <... futex resumed>) = 0 [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5235] exit(0 [pid 5237] <... mlock resumed>) = 0 [pid 5235] <... exit resumed>) = ? [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5236] <... futex resumed>) = 0 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] <... futex resumed>) = 0 [pid 5237] munmap(0x201a2000, 4096) = 0 [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5235] +++ exited with 0 +++ [pid 5236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... futex resumed>) = 0 [pid 5236] <... futex resumed>) = 1 [pid 5237] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5237] <... migrate_pages resumed>) = 0 [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5236] <... futex resumed>) = 0 [pid 5236] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5237] <... futex resumed>) = 0 [pid 5236] <... futex resumed>) = 1 [pid 5237] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5236] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5238 attached [pid 5237] <... clone3 resumed>) = 5238 [pid 5237] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5236] <... futex resumed>) = 0 [pid 5237] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5236] exit_group(0 [pid 5237] <... futex resumed>) = ? [pid 5236] <... exit_group resumed>) = ? [pid 5237] +++ exited with 0 +++ [pid 5236] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5236, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5239 attached , child_tidptr=0x555582105690) = 5239 [pid 5239] set_robust_list(0x5555821056a0, 24) = 0 [pid 5239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5239] setpgid(0, 0) = 0 [pid 5239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5239] write(3, "1000", 4) = 4 [pid 5239] close(3) = 0 [pid 5239] write(1, "executing program\n", 18executing program ) = 18 [pid 5239] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5239] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5239] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5239] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5240 attached [pid 5240] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5239] <... clone3 resumed> => {parent_tid=[5240]}, 88) = 5240 [pid 5240] <... rseq resumed>) = 0 [pid 5240] set_robust_list(0x7fb8878b29a0, 24 [pid 5239] rt_sigprocmask(SIG_SETMASK, [], [pid 5240] <... set_robust_list resumed>) = 0 [pid 5239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5240] rt_sigprocmask(SIG_SETMASK, [], [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5239] <... futex resumed>) = 0 [pid 5240] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] <... madvise resumed>) = 0 [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5239] <... futex resumed>) = 0 [pid 5240] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5239] <... futex resumed>) = 0 [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] <... mremap resumed>) = 0x20130000 [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 1 [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] mlock(0x20000000, 8388608 [pid 5239] <... futex resumed>) = 0 [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] <... mlock resumed>) = 0 [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 1 [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] munmap(0x201a2000, 4096 [pid 5239] <... futex resumed>) = 0 [pid 5240] <... munmap resumed>) = 0 [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5240] <... futex resumed>) = 0 [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5239] <... futex resumed>) = 0 [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5238] exit(0) = ? [pid 5238] +++ exited with 0 +++ [pid 5240] <... migrate_pages resumed>) = 0 [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5239] <... futex resumed>) = 0 [pid 5239] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5240] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5239] <... futex resumed>) = 0 [pid 5239] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5241 attached [pid 5240] <... clone3 resumed>) = 5241 [pid 5240] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5239] <... futex resumed>) = 0 [pid 5240] <... futex resumed>) = 1 [pid 5239] exit_group(0 [pid 5240] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 5239] <... exit_group resumed>) = ? [pid 5240] +++ exited with 0 +++ [pid 5239] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5239, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5242 attached , child_tidptr=0x555582105690) = 5242 [pid 5242] set_robust_list(0x5555821056a0, 24) = 0 [pid 5242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5242] setpgid(0, 0) = 0 [pid 5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5242] write(3, "1000", 4) = 4 [pid 5242] close(3) = 0 [pid 5242] write(1, "executing program\n", 18executing program ) = 18 [pid 5242] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5242] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5242] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5242] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5243 attached [pid 5243] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5242] <... clone3 resumed> => {parent_tid=[5243]}, 88) = 5243 [pid 5243] set_robust_list(0x7fb8878b29a0, 24 [pid 5242] rt_sigprocmask(SIG_SETMASK, [], [pid 5243] <... set_robust_list resumed>) = 0 [pid 5242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5243] rt_sigprocmask(SIG_SETMASK, [], [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5242] <... futex resumed>) = 0 [pid 5243] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5241] exit(0) = ? [pid 5243] <... madvise resumed>) = 0 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5243] <... futex resumed>) = 0 [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5242] <... futex resumed>) = 0 [pid 5243] <... mremap resumed>) = 0x20130000 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5241] +++ exited with 0 +++ [pid 5243] <... futex resumed>) = 1 [pid 5242] <... futex resumed>) = 0 [pid 5243] mlock(0x20000000, 8388608 [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] <... mlock resumed>) = 0 [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5243] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5242] <... futex resumed>) = 0 [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] <... futex resumed>) = 0 [pid 5243] munmap(0x201a2000, 4096 [pid 5242] <... futex resumed>) = 1 [pid 5243] <... munmap resumed>) = 0 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5242] <... futex resumed>) = 0 [pid 5243] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5243] <... migrate_pages resumed>) = 0 [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5242] <... futex resumed>) = 0 [pid 5243] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5242] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5243] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5242] <... futex resumed>) = 0 [pid 5242] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5244 attached [pid 5243] <... clone3 resumed>) = 5244 [pid 5243] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5242] <... futex resumed>) = 0 [pid 5243] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5242] exit_group(0 [pid 5243] <... futex resumed>) = ? [pid 5242] <... exit_group resumed>) = ? [pid 5243] +++ exited with 0 +++ [pid 5242] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5242, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5245 attached , child_tidptr=0x555582105690) = 5245 [pid 5245] set_robust_list(0x5555821056a0, 24) = 0 [pid 5245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5245] setpgid(0, 0) = 0 [pid 5245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5245] write(3, "1000", 4) = 4 [pid 5245] close(3) = 0 [pid 5245] write(1, "executing program\n", 18executing program ) = 18 [pid 5245] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5245] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5245] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5245] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5246 attached [pid 5246] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5245] <... clone3 resumed> => {parent_tid=[5246]}, 88) = 5246 [pid 5246] <... rseq resumed>) = 0 [pid 5246] set_robust_list(0x7fb8878b29a0, 24) = 0 [pid 5245] rt_sigprocmask(SIG_SETMASK, [], [pid 5246] rt_sigprocmask(SIG_SETMASK, [], [pid 5245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5245] <... futex resumed>) = 0 [pid 5246] <... madvise resumed>) = 0 [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5246] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... futex resumed>) = 0 [pid 5245] <... futex resumed>) = 1 [pid 5246] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5246] <... mremap resumed>) = 0x20130000 [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5246] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5246] mlock(0x20000000, 8388608) = 0 [pid 5244] exit(0) = ? [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5246] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] <... futex resumed>) = 0 [pid 5246] munmap(0x201a2000, 4096 [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5246] <... munmap resumed>) = 0 [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5244] +++ exited with 0 +++ [pid 5246] <... futex resumed>) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5246] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5245] <... futex resumed>) = 0 [pid 5246] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5246] <... migrate_pages resumed>) = 0 [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5245] <... futex resumed>) = 0 [pid 5246] <... futex resumed>) = 1 [pid 5245] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5246] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5245] <... futex resumed>) = 0 [pid 5245] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5247 attached [pid 5246] <... clone3 resumed>) = 5247 [pid 5246] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5245] <... futex resumed>) = 0 [pid 5246] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5245] exit_group(0 [pid 5246] <... futex resumed>) = ? [pid 5246] +++ exited with 0 +++ [pid 5245] <... exit_group resumed>) = ? [pid 5245] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5245, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5248 attached , child_tidptr=0x555582105690) = 5248 [pid 5248] set_robust_list(0x5555821056a0, 24) = 0 [pid 5248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5248] setpgid(0, 0) = 0 [pid 5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5248] write(3, "1000", 4) = 4 [pid 5248] close(3) = 0 [pid 5248] write(1, "executing program\n", 18executing program ) = 18 [pid 5248] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5248] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5248] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5248] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5249 attached [pid 5249] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5248] <... clone3 resumed> => {parent_tid=[5249]}, 88) = 5249 [pid 5249] <... rseq resumed>) = 0 [pid 5249] set_robust_list(0x7fb8878b29a0, 24) = 0 [pid 5248] rt_sigprocmask(SIG_SETMASK, [], [pid 5249] rt_sigprocmask(SIG_SETMASK, [], [pid 5248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5248] <... futex resumed>) = 0 [pid 5249] <... madvise resumed>) = 0 [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] <... futex resumed>) = 0 [pid 5247] exit(0 [pid 5249] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5247] <... exit resumed>) = ? [pid 5249] <... futex resumed>) = 0 [pid 5248] <... futex resumed>) = 1 [pid 5249] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] <... mremap resumed>) = 0x20130000 [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = 1 [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] mlock(0x20000000, 8388608 [pid 5248] <... futex resumed>) = 0 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5247] +++ exited with 0 +++ [pid 5249] <... mlock resumed>) = 0 [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5248] <... futex resumed>) = 0 [pid 5249] munmap(0x201a2000, 4096 [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5249] <... munmap resumed>) = 0 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5248] <... futex resumed>) = 0 [pid 5249] <... futex resumed>) = 1 [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5248] <... futex resumed>) = 0 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5249] <... migrate_pages resumed>) = 0 [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5248] <... futex resumed>) = 0 [pid 5249] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5249] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5248] <... futex resumed>) = 0 [pid 5248] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5250 attached [pid 5249] <... clone3 resumed>) = 5250 [pid 5249] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5249] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5248] <... futex resumed>) = 0 [pid 5248] exit_group(0 [pid 5249] <... futex resumed>) = ? [pid 5248] <... exit_group resumed>) = ? [pid 5249] +++ exited with 0 +++ [pid 5248] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5248, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5251 attached , child_tidptr=0x555582105690) = 5251 [pid 5251] set_robust_list(0x5555821056a0, 24) = 0 [pid 5251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5251] setpgid(0, 0) = 0 [pid 5251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5251] write(3, "1000", 4) = 4 [pid 5251] close(3) = 0 [pid 5251] write(1, "executing program\n", 18executing program ) = 18 [pid 5251] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5251] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5251] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5252 attached [pid 5252] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5251] <... clone3 resumed> => {parent_tid=[5252]}, 88) = 5252 [pid 5252] <... rseq resumed>) = 0 [pid 5251] rt_sigprocmask(SIG_SETMASK, [], [pid 5252] set_robust_list(0x7fb8878b29a0, 24 [pid 5251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5252] <... set_robust_list resumed>) = 0 [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] rt_sigprocmask(SIG_SETMASK, [], [pid 5251] <... futex resumed>) = 0 [pid 5252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] madvise(0x20a93000, 16384, MADV_HUGEPAGE) = 0 [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5251] <... futex resumed>) = 0 [pid 5252] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5251] <... futex resumed>) = 0 [pid 5252] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] <... mremap resumed>) = 0x20130000 [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5251] <... futex resumed>) = 0 [pid 5252] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] mlock(0x20000000, 8388608 [pid 5251] <... futex resumed>) = 0 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] <... mlock resumed>) = 0 [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = 0 [pid 5252] <... futex resumed>) = 1 [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] munmap(0x201a2000, 4096) = 0 [pid 5251] <... futex resumed>) = 0 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5251] <... futex resumed>) = 0 [pid 5252] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5251] <... futex resumed>) = 0 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5252] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a]) = 0 [pid 5250] exit(0 [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5251] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5250] <... exit resumed>) = ? [pid 5252] <... futex resumed>) = 0 [pid 5251] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5250] +++ exited with 0 +++ [pid 5252] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5251] <... futex resumed>) = 0 [pid 5251] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5253 attached [pid 5252] <... clone3 resumed>) = 5253 [pid 5252] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5251] <... futex resumed>) = 0 [pid 5252] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5251] exit_group(0) = ? [pid 5252] <... futex resumed>) = ? [pid 5252] +++ exited with 0 +++ [pid 5251] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5251, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5254 attached , child_tidptr=0x555582105690) = 5254 [pid 5254] set_robust_list(0x5555821056a0, 24) = 0 [pid 5254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5254] setpgid(0, 0) = 0 [pid 5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5254] write(3, "1000", 4) = 4 [pid 5254] close(3) = 0 [pid 5254] write(1, "executing program\n", 18executing program ) = 18 [pid 5254] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5254] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5254] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5255 attached [pid 5255] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5255] set_robust_list(0x7fb8878b29a0, 24 [pid 5254] <... clone3 resumed> => {parent_tid=[5255]}, 88) = 5255 [pid 5255] <... set_robust_list resumed>) = 0 [pid 5254] rt_sigprocmask(SIG_SETMASK, [], [pid 5255] rt_sigprocmask(SIG_SETMASK, [], [pid 5254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5254] <... futex resumed>) = 0 [pid 5255] <... madvise resumed>) = 0 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5255] <... futex resumed>) = 0 [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5254] <... futex resumed>) = 0 [pid 5253] exit(0) = ? [pid 5255] <... mremap resumed>) = 0x20130000 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5253] +++ exited with 0 +++ [pid 5255] <... futex resumed>) = 1 [pid 5254] <... futex resumed>) = 0 [pid 5255] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5254] <... futex resumed>) = 0 [pid 5255] mlock(0x20000000, 8388608 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] <... mlock resumed>) = 0 [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5254] <... futex resumed>) = 0 [pid 5255] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5254] <... futex resumed>) = 0 [pid 5255] munmap(0x201a2000, 4096 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] <... munmap resumed>) = 0 [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5255] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] <... futex resumed>) = 0 [pid 5255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5254] <... futex resumed>) = 0 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5255] <... migrate_pages resumed>) = 0 [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5254] <... futex resumed>) = 0 [pid 5255] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5255] <... futex resumed>) = 0 [pid 5254] <... futex resumed>) = 1 [pid 5255] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5254] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5256 attached [pid 5255] <... clone3 resumed>) = 5256 [pid 5255] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5254] <... futex resumed>) = 0 [pid 5255] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5254] exit_group(0 [pid 5255] <... futex resumed>) = ? [pid 5255] +++ exited with 0 +++ [pid 5254] <... exit_group resumed>) = ? [pid 5254] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5254, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5257 attached , child_tidptr=0x555582105690) = 5257 [pid 5257] set_robust_list(0x5555821056a0, 24) = 0 [pid 5257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5257] setpgid(0, 0) = 0 [pid 5257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5257] write(3, "1000", 4) = 4 [pid 5257] close(3) = 0 [pid 5257] write(1, "executing program\n", 18executing program ) = 18 [pid 5257] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5257] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5257] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5258 attached [pid 5258] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5257] <... clone3 resumed> => {parent_tid=[5258]}, 88) = 5258 [pid 5258] set_robust_list(0x7fb8878b29a0, 24 [pid 5257] rt_sigprocmask(SIG_SETMASK, [], [pid 5258] <... set_robust_list resumed>) = 0 [pid 5257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5258] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5257] <... futex resumed>) = 0 [pid 5258] <... madvise resumed>) = 0 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5257] <... futex resumed>) = 0 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5257] <... futex resumed>) = 0 [pid 5258] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] <... mremap resumed>) = 0x20130000 [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5257] <... futex resumed>) = 0 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] mlock(0x20000000, 8388608 [pid 5257] <... futex resumed>) = 0 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] <... mlock resumed>) = 0 [pid 5256] exit(0 [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5256] <... exit resumed>) = ? [pid 5258] <... futex resumed>) = 1 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5257] <... futex resumed>) = 0 [pid 5256] +++ exited with 0 +++ [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] <... futex resumed>) = 0 [pid 5257] <... futex resumed>) = 1 [pid 5258] munmap(0x201a2000, 4096) = 0 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5258] <... futex resumed>) = 0 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5257] <... futex resumed>) = 0 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5258] <... migrate_pages resumed>) = 0 [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5257] <... futex resumed>) = 0 [pid 5258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5257] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5258] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5257] <... futex resumed>) = 0 [pid 5257] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5259 attached [pid 5258] <... clone3 resumed>) = 5259 [pid 5258] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5257] <... futex resumed>) = 0 [pid 5258] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5257] exit_group(0 [pid 5258] <... futex resumed>) = ? [pid 5257] <... exit_group resumed>) = ? [pid 5258] +++ exited with 0 +++ [pid 5257] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5257, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5260 attached , child_tidptr=0x555582105690) = 5260 [pid 5260] set_robust_list(0x5555821056a0, 24) = 0 [pid 5260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5260] setpgid(0, 0) = 0 [pid 5260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5260] write(3, "1000", 4) = 4 [pid 5260] close(3) = 0 executing program [pid 5260] write(1, "executing program\n", 18) = 18 [pid 5260] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5260] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5260] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5261 attached [pid 5261] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5260] <... clone3 resumed> => {parent_tid=[5261]}, 88) = 5261 [pid 5261] <... rseq resumed>) = 0 [pid 5260] rt_sigprocmask(SIG_SETMASK, [], [pid 5261] set_robust_list(0x7fb8878b29a0, 24 [pid 5260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5261] <... set_robust_list resumed>) = 0 [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] rt_sigprocmask(SIG_SETMASK, [], [pid 5260] <... futex resumed>) = 0 [pid 5259] exit(0 [pid 5261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5259] <... exit resumed>) = ? [pid 5261] <... madvise resumed>) = 0 [pid 5259] +++ exited with 0 +++ [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] <... futex resumed>) = 0 [pid 5261] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... mremap resumed>) = 0x20130000 [pid 5260] <... futex resumed>) = 0 [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] <... futex resumed>) = 0 [pid 5261] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] mlock(0x20000000, 8388608 [pid 5260] <... futex resumed>) = 0 [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] <... mlock resumed>) = 0 [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] <... futex resumed>) = 0 [pid 5261] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] <... futex resumed>) = 0 [pid 5261] munmap(0x201a2000, 4096 [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] <... munmap resumed>) = 0 [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5261] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] <... futex resumed>) = 0 [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] <... futex resumed>) = 0 [pid 5260] <... futex resumed>) = 1 [pid 5261] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5261] <... migrate_pages resumed>) = 0 [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5260] <... futex resumed>) = 0 [pid 5261] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5260] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5261] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5260] <... futex resumed>) = 0 [pid 5260] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5262 attached [pid 5261] <... clone3 resumed>) = 5262 [pid 5261] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5260] <... futex resumed>) = 0 [pid 5261] <... futex resumed>) = 1 [pid 5261] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5260] exit_group(0) = ? [pid 5261] <... futex resumed>) = ? [pid 5261] +++ exited with 0 +++ [pid 5260] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5260, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5263 attached , child_tidptr=0x555582105690) = 5263 [pid 5263] set_robust_list(0x5555821056a0, 24) = 0 [pid 5263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5263] setpgid(0, 0) = 0 [pid 5263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "1000", 4) = 4 [pid 5263] close(3) = 0 executing program [pid 5263] write(1, "executing program\n", 18) = 18 [pid 5263] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5263] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5263] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5264 attached [pid 5264] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5264] set_robust_list(0x7fb8878b29a0, 24 [pid 5263] <... clone3 resumed> => {parent_tid=[5264]}, 88) = 5264 [pid 5264] <... set_robust_list resumed>) = 0 [pid 5263] rt_sigprocmask(SIG_SETMASK, [], [pid 5264] rt_sigprocmask(SIG_SETMASK, [], [pid 5263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5264] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... madvise resumed>) = 0 [pid 5263] <... futex resumed>) = 0 [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5264] <... futex resumed>) = 0 [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5263] <... futex resumed>) = 0 [pid 5264] <... mremap resumed>) = 0x20130000 [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5262] exit(0 [pid 5263] <... futex resumed>) = 0 [pid 5262] <... exit resumed>) = ? [pid 5264] mlock(0x20000000, 8388608 [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5262] +++ exited with 0 +++ [pid 5264] <... mlock resumed>) = 0 [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5263] <... futex resumed>) = 0 [pid 5264] <... futex resumed>) = 1 [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] munmap(0x201a2000, 4096 [pid 5263] <... futex resumed>) = 0 [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... munmap resumed>) = 0 [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5263] <... futex resumed>) = 0 [pid 5264] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5263] <... futex resumed>) = 0 [pid 5264] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... migrate_pages resumed>) = 0 [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5263] <... futex resumed>) = 0 [pid 5264] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5263] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5264] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5263] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5265 attached [pid 5263] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5264] <... clone3 resumed>) = 5265 [pid 5264] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5263] <... futex resumed>) = 0 [pid 5264] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5263] exit_group(0 [pid 5264] <... futex resumed>) = ? [pid 5263] <... exit_group resumed>) = ? [pid 5264] +++ exited with 0 +++ [pid 5263] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5263, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5266 attached , child_tidptr=0x555582105690) = 5266 [pid 5266] set_robust_list(0x5555821056a0, 24) = 0 [pid 5266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5266] setpgid(0, 0) = 0 [pid 5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5266] write(3, "1000", 4) = 4 [pid 5266] close(3) = 0 executing program [pid 5266] write(1, "executing program\n", 18) = 18 [pid 5266] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5266] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5266] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5265] exit(0 [pid 5266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0} [pid 5265] <... exit resumed>) = ? ./strace-static-x86_64: Process 5267 attached [pid 5266] <... clone3 resumed> => {parent_tid=[5267]}, 88) = 5267 [pid 5267] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5266] rt_sigprocmask(SIG_SETMASK, [], [pid 5265] +++ exited with 0 +++ [pid 5267] <... rseq resumed>) = 0 [pid 5266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] set_robust_list(0x7fb8878b29a0, 24 [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... set_robust_list resumed>) = 0 [pid 5266] <... futex resumed>) = 0 [pid 5267] rt_sigprocmask(SIG_SETMASK, [], [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5267] madvise(0x20a93000, 16384, MADV_HUGEPAGE) = 0 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5267] <... futex resumed>) = 0 [pid 5267] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... mremap resumed>) = 0x20130000 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = 0 [pid 5266] <... futex resumed>) = 1 [pid 5267] mlock(0x20000000, 8388608 [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... mlock resumed>) = 0 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] <... futex resumed>) = 0 [pid 5267] munmap(0x201a2000, 4096 [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... munmap resumed>) = 0 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5266] <... futex resumed>) = 0 [pid 5267] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5267] <... migrate_pages resumed>) = 0 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5266] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5267] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5266] <... futex resumed>) = 0 [pid 5266] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5268 attached [pid 5267] <... clone3 resumed>) = 5268 [pid 5267] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5266] <... futex resumed>) = 0 [pid 5266] exit_group(0 [pid 5267] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 5266] <... exit_group resumed>) = ? [pid 5267] +++ exited with 0 +++ [pid 5266] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5266, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5269 attached , child_tidptr=0x555582105690) = 5269 [pid 5269] set_robust_list(0x5555821056a0, 24) = 0 [pid 5269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5269] setpgid(0, 0) = 0 [pid 5269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5269] write(3, "1000", 4) = 4 [pid 5269] close(3) = 0 [pid 5269] write(1, "executing program\n", 18executing program ) = 18 [pid 5269] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5269] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5269] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5270 attached [pid 5270] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053 [pid 5269] <... clone3 resumed> => {parent_tid=[5270]}, 88) = 5270 [pid 5270] <... rseq resumed>) = 0 [pid 5269] rt_sigprocmask(SIG_SETMASK, [], [pid 5270] set_robust_list(0x7fb8878b29a0, 24 [pid 5269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5270] <... set_robust_list resumed>) = 0 [pid 5270] rt_sigprocmask(SIG_SETMASK, [], [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5270] madvise(0x20a93000, 16384, MADV_HUGEPAGE) = 0 [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5270] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000) = 0x20130000 [pid 5268] exit(0 [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5268] <... exit resumed>) = ? [pid 5270] <... futex resumed>) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5270] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5270] mlock(0x20000000, 8388608 [pid 5268] +++ exited with 0 +++ [pid 5270] <... mlock resumed>) = 0 [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] <... futex resumed>) = 0 [pid 5270] <... futex resumed>) = 1 [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] munmap(0x201a2000, 4096 [pid 5269] <... futex resumed>) = 0 [pid 5270] <... munmap resumed>) = 0 [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5269] <... futex resumed>) = 0 [pid 5270] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5269] <... futex resumed>) = 0 [pid 5270] migrate_pages(0, 3, [0x0000000000007f], [0x0000000000000a] [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5270] <... migrate_pages resumed>) = 0 [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] <... futex resumed>) = 0 [pid 5270] <... futex resumed>) = 1 [pid 5269] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5270] clone3({flags=CLONE_NEWTIME, exit_signal=SIGRT_30, stack=NULL, stack_size=0, cgroup=4294967295}, 88 [pid 5269] <... futex resumed>) = 0 [pid 5269] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5271 attached [pid 5270] <... clone3 resumed>) = 5271 [pid 5270] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5269] <... futex resumed>) = 0 [pid 5270] <... futex resumed>) = 1 [pid 5270] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5269] exit_group(0 [pid 5270] <... futex resumed>) = ? [pid 5269] <... exit_group resumed>) = ? [pid 5270] +++ exited with 0 +++ [pid 5269] +++ exited with 0 +++ [pid 5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5269, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5272 attached , child_tidptr=0x555582105690) = 5272 [pid 5272] set_robust_list(0x5555821056a0, 24) = 0 [pid 5272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5272] setpgid(0, 0) = 0 [pid 5272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5272] write(3, "1000", 4) = 4 [pid 5272] close(3) = 0 [pid 5272] write(1, "executing program\n", 18executing program ) = 18 [pid 5272] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5272] rt_sigaction(SIGRT_1, {sa_handler=0x7fb88791d360, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb88790e9e0}, NULL, 8) = 0 [pid 5272] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5272] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb887892000 [pid 5272] mprotect(0x7fb887893000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5272] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5272] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb8878b2990, parent_tid=0x7fb8878b2990, exit_signal=0, stack=0x7fb887892000, stack_size=0x20300, tls=0x7fb8878b26c0}./strace-static-x86_64: Process 5273 attached [pid 5273] rseq(0x7fb8878b2fe0, 0x20, 0, 0x53053053) = 0 [pid 5272] <... clone3 resumed> => {parent_tid=[5273]}, 88) = 5273 [pid 5273] set_robust_list(0x7fb8878b29a0, 24 [pid 5272] rt_sigprocmask(SIG_SETMASK, [], [pid 5273] <... set_robust_list resumed>) = 0 [pid 5272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5273] rt_sigprocmask(SIG_SETMASK, [], [pid 5272] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5272] <... futex resumed>) = 0 [pid 5273] madvise(0x20a93000, 16384, MADV_HUGEPAGE [pid 5272] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5273] <... madvise resumed>) = 0 [pid 5273] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5272] <... futex resumed>) = 0 [pid 5273] mremap(0x20a96000, 4096, 8388608, MREMAP_MAYMOVE|MREMAP_FIXED, 0x20130000 [pid 5272] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5273] <... mremap resumed>) = 0x20130000 [pid 5272] <... futex resumed>) = 0 [pid 5273] futex(0x7fb88798130c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5273] futex(0x7fb887981308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5272] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5271] exit(0 [pid 5272] futex(0x7fb887981308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5271] <... exit resumed>) = ? [pid 5273] <... futex resumed>) = 0 [pid 5272] <... futex resumed>) = 1 [pid 5273] mlock(0x20000000, 8388608 [pid 5272] futex(0x7fb88798130c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}