./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4247331717 <...> _PRIVATE, 1000000 [pid 2795] set_robust_list(0x7f04812c29a0, 24 [pid 2793] <... futex resumed>) = 0 [pid 2795] <... set_robust_list resumed>) = 0 [pid 2793] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2795] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2795] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2795] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2793] <... futex resumed>) = 0 [pid 2793] exit_group(0) = ? [pid 2794] <... futex resumed>) = ? [pid 2794] +++ exited with 0 +++ [pid 2795] <... futex resumed>) = ? [pid 2795] +++ exited with 0 +++ [pid 2793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2796 ./strace-static-x86_64: Process 2796 attached [pid 2796] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2796] setpgid(0, 0) = 0 [pid 2796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2796] write(3, "1000", 4) = 4 [pid 2796] close(3) = 0 [pid 2796] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2796] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2797]}, 88) = 2797 [pid 2796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2797 attached [pid 2797] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2797] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2796] <... futex resumed>) = 0 [pid 2796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2797] <... futex resumed>) = 1 [pid 2797] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2796] <... futex resumed>) = 0 [pid 2796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2796] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2798]}, 88) = 2798 [pid 2796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2796] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2796] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2797] <... futex resumed>) = 1 [pid 2797] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2797] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2798 attached [pid 2798] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2798] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2798] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2796] <... futex resumed>) = 0 [pid 2796] exit_group(0) = ? [pid 2797] <... futex resumed>) = ? [pid 2798] <... futex resumed>) = ? [pid 2797] +++ exited with 0 +++ [pid 2798] +++ exited with 0 +++ [pid 2796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2799 ./strace-static-x86_64: Process 2799 attached [pid 2799] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2799] setpgid(0, 0) = 0 [pid 2799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2799] write(3, "1000", 4) = 4 [pid 2799] close(3) = 0 [pid 2799] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2799] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2800]}, 88) = 2800 [pid 2799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2800 attached [pid 2800] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2800] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2799] <... futex resumed>) = 0 [pid 2799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2800] <... futex resumed>) = 1 [pid 2800] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2799] <... futex resumed>) = 0 [pid 2799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2799] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 2800] <... futex resumed>) = 1 [pid 2799] <... clone3 resumed> => {parent_tid=[2801]}, 88) = 2801 [pid 2800] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2799] rt_sigprocmask(SIG_SETMASK, [], [pid 2800] <... write resumed>) = 10 [pid 2800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2799] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 2801 attached ) = 0 [pid 2799] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2801] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2801] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2801] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2799] <... futex resumed>) = 0 [pid 2801] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2799] exit_group(0) = ? [pid 2800] <... futex resumed>) = ? [pid 2800] +++ exited with 0 +++ [pid 2801] <... futex resumed>) = ? [pid 2801] +++ exited with 0 +++ [pid 2799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2802 ./strace-static-x86_64: Process 2802 attached [pid 2802] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2802] setpgid(0, 0) = 0 [pid 2802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2802] write(3, "1000", 4) = 4 [pid 2802] close(3) = 0 [pid 2802] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2802] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2802] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2803 attached => {parent_tid=[2803]}, 88) = 2803 [pid 2803] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2803] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2802] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2803] <... futex resumed>) = 0 [pid 2803] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2802] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2803] <... openat resumed>) = 3 [pid 2803] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2803] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2802] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2803] <... futex resumed>) = 0 [pid 2802] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2803] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2803] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2802] <... futex resumed>) = 0 [pid 2803] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2802] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2803] <... write resumed>) = 10 [pid 2802] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2803] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2802] <... mmap resumed>) = 0x7f04812a2000 [pid 2803] <... futex resumed>) = 0 [pid 2802] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2803] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2802] <... mprotect resumed>) = 0 [pid 2802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2804 attached => {parent_tid=[2804]}, 88) = 2804 [pid 2802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2802] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2802] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2804] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2804] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2804] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2802] <... futex resumed>) = 0 [pid 2802] exit_group(0) = ? [pid 2804] <... futex resumed>) = ? [pid 2804] +++ exited with 0 +++ [pid 2803] <... futex resumed>) = ? [pid 2803] +++ exited with 0 +++ [pid 2802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2805 attached , child_tidptr=0x5555566c5690) = 2805 [pid 2805] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2805] setpgid(0, 0) = 0 [pid 2805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2805] write(3, "1000", 4) = 4 [pid 2805] close(3) = 0 [pid 2805] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2805] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2805] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2806 attached [pid 2806] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2806] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2805] <... clone3 resumed> => {parent_tid=[2806]}, 88) = 2806 [pid 2805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2805] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2806] <... futex resumed>) = 0 [pid 2806] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2806] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2806] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2805] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2805] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2806] <... futex resumed>) = 0 [pid 2806] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2806] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2806] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2805] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2805] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2806] <... futex resumed>) = 0 [pid 2806] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2806] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2806] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2805] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2806] <... futex resumed>) = 0 [pid 2806] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2805] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2806] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2806] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2805] <... futex resumed>) = 0 [pid 2805] exit_group(0 [pid 2806] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2805] <... exit_group resumed>) = ? [pid 2806] <... futex resumed>) = ? [pid 2806] +++ exited with 0 +++ [pid 2805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2807 ./strace-static-x86_64: Process 2807 attached [pid 2807] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2807] setpgid(0, 0) = 0 [pid 2807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2807] write(3, "1000", 4) = 4 [pid 2807] close(3) = 0 [pid 2807] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2807] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2807] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2808 attached => {parent_tid=[2808]}, 88) = 2808 [pid 2807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2807] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2808] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2808] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2807] <... futex resumed>) = 0 [pid 2808] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2808] <... write resumed>) = 9 [pid 2807] <... futex resumed>) = 0 [pid 2807] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2808] <... futex resumed>) = 0 [pid 2807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2808] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2807] <... futex resumed>) = 0 [pid 2808] <... write resumed>) = 10 [pid 2807] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2808] <... futex resumed>) = 0 [pid 2807] <... mmap resumed>) = 0x7f04812a2000 [pid 2808] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2807] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2809 attached => {parent_tid=[2809]}, 88) = 2809 [pid 2807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2807] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2809] set_robust_list(0x7f04812c29a0, 24 [pid 2807] <... futex resumed>) = 0 [pid 2809] <... set_robust_list resumed>) = 0 [pid 2809] rt_sigprocmask(SIG_SETMASK, [], [pid 2807] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2809] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2809] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2807] <... futex resumed>) = 0 [pid 2809] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2807] exit_group(0) = ? [pid 2808] <... futex resumed>) = ? [pid 2808] +++ exited with 0 +++ [pid 2809] <... futex resumed>) = ? [pid 2809] +++ exited with 0 +++ [pid 2807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2810 ./strace-static-x86_64: Process 2810 attached [pid 2810] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2810] setpgid(0, 0) = 0 [pid 2810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2810] write(3, "1000", 4) = 4 [pid 2810] close(3) = 0 [pid 2810] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2810] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2810] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2811 attached => {parent_tid=[2811]}, 88) = 2811 [pid 2811] set_robust_list(0x7f04812e39a0, 24 [pid 2810] rt_sigprocmask(SIG_SETMASK, [], [pid 2811] <... set_robust_list resumed>) = 0 [pid 2811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2811] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2811] <... futex resumed>) = 0 [pid 2810] <... futex resumed>) = 1 [pid 2811] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2810] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2810] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2811] <... futex resumed>) = 1 [pid 2810] <... futex resumed>) = 0 [pid 2811] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2811] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2810] <... futex resumed>) = 0 [pid 2811] <... write resumed>) = 10 [pid 2810] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2810] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2810] <... mprotect resumed>) = 0 [pid 2811] <... futex resumed>) = 0 [pid 2811] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2812 attached => {parent_tid=[2812]}, 88) = 2812 [pid 2812] set_robust_list(0x7f04812c29a0, 24 [pid 2810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2812] <... set_robust_list resumed>) = 0 [pid 2810] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2810] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2812] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2812] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2810] <... futex resumed>) = 0 [pid 2810] exit_group(0) = ? [pid 2811] <... futex resumed>) = ? [pid 2811] +++ exited with 0 +++ [pid 2812] <... futex resumed>) = ? [pid 2812] +++ exited with 0 +++ [pid 2810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2813 ./strace-static-x86_64: Process 2813 attached [pid 2813] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2813] setpgid(0, 0) = 0 [pid 2813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2813] write(3, "1000", 4) = 4 [pid 2813] close(3) = 0 [pid 2813] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2813] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2814]}, 88) = 2814 [pid 2813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2814 attached [pid 2814] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2814] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2813] <... futex resumed>) = 0 [pid 2813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2814] <... futex resumed>) = 1 [pid 2814] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2813] <... futex resumed>) = 0 [pid 2813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2813] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2815 attached => {parent_tid=[2815]}, 88) = 2815 [pid 2813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2813] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2813] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2814] <... futex resumed>) = 1 [pid 2814] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2814] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2815] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2815] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2815] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2813] <... futex resumed>) = 0 [pid 2813] exit_group(0) = ? [pid 2814] <... futex resumed>) = ? [pid 2814] +++ exited with 0 +++ [pid 2815] <... futex resumed>) = ? [pid 2815] +++ exited with 0 +++ [pid 2813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2816 ./strace-static-x86_64: Process 2816 attached [pid 2816] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2816] setpgid(0, 0) = 0 [pid 2816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2816] write(3, "1000", 4) = 4 [pid 2816] close(3) = 0 [pid 2816] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2816] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2817]}, 88) = 2817 [pid 2816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2817 attached [pid 2817] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2817] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2816] <... futex resumed>) = 0 [pid 2816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2817] <... futex resumed>) = 1 [pid 2817] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2816] <... futex resumed>) = 0 [pid 2816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2816] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2818]}, 88) = 2818 [pid 2816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2816] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2816] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2817] <... futex resumed>) = 1 [pid 2817] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2818 attached [pid 2818] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2818] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2818] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2816] <... futex resumed>) = 0 [pid 2816] exit_group(0) = ? [pid 2817] <... futex resumed>) = ? [pid 2817] +++ exited with 0 +++ [pid 2818] <... futex resumed>) = ? [pid 2818] +++ exited with 0 +++ [pid 2816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2819 ./strace-static-x86_64: Process 2819 attached [pid 2819] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2819] setpgid(0, 0) = 0 [pid 2819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2819] write(3, "1000", 4) = 4 [pid 2819] close(3) = 0 [pid 2819] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2819] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2820]}, 88) = 2820 [pid 2819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2819] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2820 attached [pid 2820] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2820] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2820] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2819] <... futex resumed>) = 0 [pid 2819] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2820] <... futex resumed>) = 1 [pid 2820] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2820] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2819] <... futex resumed>) = 0 [pid 2819] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2819] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2821]}, 88) = 2821 [pid 2819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2819] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2819] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2820] <... futex resumed>) = 1 ./strace-static-x86_64: Process 2821 attached [pid 2820] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2820] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2820] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2821] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2821] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2821] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2819] <... futex resumed>) = 0 [pid 2819] exit_group(0) = ? [pid 2820] <... futex resumed>) = ? [pid 2820] +++ exited with 0 +++ [pid 2821] <... futex resumed>) = ? [pid 2821] +++ exited with 0 +++ [pid 2819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2822 ./strace-static-x86_64: Process 2822 attached [pid 2822] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2822] setpgid(0, 0) = 0 [pid 2822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2822] write(3, "1000", 4) = 4 [pid 2822] close(3) = 0 [pid 2822] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2822] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2822] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2822] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2823 attached => {parent_tid=[2823]}, 88) = 2823 [pid 2823] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2823] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2822] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2823] <... futex resumed>) = 0 [pid 2823] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2822] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2823] <... openat resumed>) = 3 [pid 2823] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2823] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2822] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2823] <... futex resumed>) = 0 [pid 2822] <... futex resumed>) = 1 [pid 2823] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2823] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2823] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2822] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2823] <... futex resumed>) = 0 [pid 2823] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2823] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2823] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2823] <... futex resumed>) = 0 [pid 2823] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2822] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2823] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2823] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2822] <... futex resumed>) = 0 [pid 2822] exit_group(0 [pid 2823] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2822] <... exit_group resumed>) = ? [pid 2823] <... futex resumed>) = ? [pid 2823] +++ exited with 0 +++ [pid 2822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2824 attached , child_tidptr=0x5555566c5690) = 2824 [pid 2824] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2824] setpgid(0, 0) = 0 [pid 2824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2824] write(3, "1000", 4) = 4 [pid 2824] close(3) = 0 [pid 2824] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2824] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2824] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2824] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2825 attached [pid 2825] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2825] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2824] <... clone3 resumed> => {parent_tid=[2825]}, 88) = 2825 [pid 2824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2824] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2825] <... futex resumed>) = 0 [pid 2824] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2825] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2825] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2825] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2824] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2825] <... futex resumed>) = 0 [pid 2824] <... futex resumed>) = 1 [pid 2825] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2825] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2824] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2825] <... futex resumed>) = 0 [pid 2824] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2825] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2824] <... futex resumed>) = 0 [pid 2825] <... write resumed>) = 10 [pid 2824] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2825] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2824] <... mmap resumed>) = 0x7f04812a2000 [pid 2825] <... futex resumed>) = 0 [pid 2824] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2825] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2824] <... mprotect resumed>) = 0 [pid 2824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2826 attached => {parent_tid=[2826]}, 88) = 2826 [pid 2826] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2826] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2824] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2826] <... futex resumed>) = 0 [pid 2824] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2826] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2826] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2824] <... futex resumed>) = 0 [pid 2824] exit_group(0 [pid 2825] <... futex resumed>) = ? [pid 2825] +++ exited with 0 +++ [pid 2824] <... exit_group resumed>) = ? [pid 2826] +++ exited with 0 +++ [pid 2824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2827 ./strace-static-x86_64: Process 2827 attached [pid 2827] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2827] setpgid(0, 0) = 0 [pid 2827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2827] write(3, "1000", 4) = 4 [pid 2827] close(3) = 0 [pid 2827] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2827] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2827] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2827] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2827] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2827] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2828 attached => {parent_tid=[2828]}, 88) = 2828 [pid 2828] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2828] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2827] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2827] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2828] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2828] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2827] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2828] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2828] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2827] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2827] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2828] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2828] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2827] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2828] <... futex resumed>) = 0 [pid 2828] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2828] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2828] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2827] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2827] exit_group(0) = ? [pid 2828] <... futex resumed>) = ? [pid 2828] +++ exited with 0 +++ [pid 2827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2829 ./strace-static-x86_64: Process 2829 attached [pid 2829] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2829] setpgid(0, 0) = 0 [pid 2829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2829] write(3, "1000", 4) = 4 [pid 2829] close(3) = 0 [pid 2829] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2829] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2830]}, 88) = 2830 [pid 2829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2829] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2830 attached [pid 2830] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2830] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2830] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2829] <... futex resumed>) = 0 [pid 2829] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2830] <... futex resumed>) = 1 [pid 2830] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2830] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2829] <... futex resumed>) = 0 [pid 2829] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2829] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2829] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2830] <... futex resumed>) = 1 [pid 2829] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 2830] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10./strace-static-x86_64: Process 2831 attached [pid 2829] <... clone3 resumed> => {parent_tid=[2831]}, 88) = 2831 [pid 2831] set_robust_list(0x7f04812c29a0, 24 [pid 2829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2831] <... set_robust_list resumed>) = 0 [pid 2829] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2830] <... write resumed>) = 10 [pid 2829] <... futex resumed>) = 0 [pid 2831] rt_sigprocmask(SIG_SETMASK, [], [pid 2829] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2830] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2830] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2831] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2831] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2829] <... futex resumed>) = 0 [pid 2831] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2829] exit_group(0) = ? [pid 2831] <... futex resumed>) = ? [pid 2831] +++ exited with 0 +++ [pid 2830] <... futex resumed>) = ? [pid 2830] +++ exited with 0 +++ [pid 2829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2832 attached , child_tidptr=0x5555566c5690) = 2832 [pid 2832] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2832] setpgid(0, 0) = 0 [pid 2832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2832] write(3, "1000", 4) = 4 [pid 2832] close(3) = 0 [pid 2832] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2832] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2832] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2833 attached [pid 2833] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2833] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] <... clone3 resumed> => {parent_tid=[2833]}, 88) = 2833 [pid 2832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2832] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2833] <... futex resumed>) = 0 [pid 2833] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2833] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2833] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2832] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2833] <... futex resumed>) = 0 [pid 2832] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2833] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2833] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2832] <... futex resumed>) = 0 [pid 2833] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2832] <... futex resumed>) = 0 [pid 2833] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2832] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2833] <... write resumed>) = 10 [pid 2832] <... futex resumed>) = 0 [pid 2833] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2833] <... futex resumed>) = 0 [pid 2832] <... mmap resumed>) = 0x7f04812a2000 [pid 2833] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2834 attached => {parent_tid=[2834]}, 88) = 2834 [pid 2834] set_robust_list(0x7f04812c29a0, 24 [pid 2832] rt_sigprocmask(SIG_SETMASK, [], [pid 2834] <... set_robust_list resumed>) = 0 [pid 2832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2834] rt_sigprocmask(SIG_SETMASK, [], [pid 2832] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2834] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2834] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2832] <... futex resumed>) = 0 [pid 2834] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2832] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2832] exit_group(0) = ? [pid 2833] <... futex resumed>) = ? [pid 2833] +++ exited with 0 +++ [pid 2834] <... futex resumed>) = ? [pid 2834] +++ exited with 0 +++ [pid 2832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2835 ./strace-static-x86_64: Process 2835 attached [pid 2835] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2835] setpgid(0, 0) = 0 [pid 2835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2835] write(3, "1000", 4) = 4 [pid 2835] close(3) = 0 [pid 2835] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2835] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2835] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2836 attached => {parent_tid=[2836]}, 88) = 2836 [pid 2836] set_robust_list(0x7f04812e39a0, 24 [pid 2835] rt_sigprocmask(SIG_SETMASK, [], [pid 2836] <... set_robust_list resumed>) = 0 [pid 2835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2836] rt_sigprocmask(SIG_SETMASK, [], [pid 2835] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2835] <... futex resumed>) = 0 [pid 2835] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2836] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2836] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2835] <... futex resumed>) = 0 [pid 2836] <... futex resumed>) = 1 [pid 2835] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2836] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2835] <... futex resumed>) = 0 [pid 2836] <... write resumed>) = 9 [pid 2835] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2836] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2836] <... futex resumed>) = 0 [pid 2835] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2836] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2835] <... futex resumed>) = 0 [pid 2836] <... write resumed>) = 10 [pid 2835] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2836] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2835] <... futex resumed>) = 0 [pid 2836] <... futex resumed>) = 0 [pid 2835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2836] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2835] <... mmap resumed>) = 0x7f04812a2000 [pid 2835] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2837 attached => {parent_tid=[2837]}, 88) = 2837 [pid 2837] set_robust_list(0x7f04812c29a0, 24 [pid 2835] rt_sigprocmask(SIG_SETMASK, [], [pid 2837] <... set_robust_list resumed>) = 0 [pid 2835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2837] rt_sigprocmask(SIG_SETMASK, [], [pid 2835] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2835] <... futex resumed>) = 0 [pid 2837] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2835] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2837] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2837] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2835] <... futex resumed>) = 0 [pid 2837] <... futex resumed>) = 1 [pid 2835] exit_group(0 [pid 2837] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2835] <... exit_group resumed>) = ? [pid 2836] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 2837] <... futex resumed>) = ? [pid 2836] +++ exited with 0 +++ [pid 2837] +++ exited with 0 +++ [pid 2835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2838 ./strace-static-x86_64: Process 2838 attached [pid 2838] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2838] setpgid(0, 0) = 0 [pid 2838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2838] write(3, "1000", 4) = 4 [pid 2838] close(3) = 0 [pid 2838] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2838] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2838] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2838] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2839]}, 88) = 2839 [pid 2838] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 2839 attached NULL, 8) = 0 [pid 2838] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2839] set_robust_list(0x7f04812e39a0, 24 [pid 2838] <... futex resumed>) = 0 [pid 2839] <... set_robust_list resumed>) = 0 [pid 2838] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2839] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2839] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... futex resumed>) = 0 [pid 2839] <... futex resumed>) = 1 [pid 2838] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2839] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2838] <... futex resumed>) = 0 [pid 2839] <... write resumed>) = 9 [pid 2838] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2839] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2839] <... futex resumed>) = 0 [pid 2838] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2839] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2838] <... futex resumed>) = 0 [pid 2839] <... write resumed>) = 10 [pid 2838] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2839] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... futex resumed>) = 0 [pid 2839] <... futex resumed>) = 0 [pid 2838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2839] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2838] <... mmap resumed>) = 0x7f04812a2000 [pid 2838] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2838] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2840 attached => {parent_tid=[2840]}, 88) = 2840 [pid 2840] set_robust_list(0x7f04812c29a0, 24 [pid 2838] rt_sigprocmask(SIG_SETMASK, [], [pid 2840] <... set_robust_list resumed>) = 0 [pid 2838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2840] rt_sigprocmask(SIG_SETMASK, [], [pid 2838] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2838] <... futex resumed>) = 0 [pid 2840] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2838] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2840] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2840] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2838] <... futex resumed>) = 0 [pid 2840] <... futex resumed>) = 1 [pid 2838] exit_group(0 [pid 2840] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2838] <... exit_group resumed>) = ? [pid 2839] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 2840] <... futex resumed>) = ? [pid 2839] +++ exited with 0 +++ [pid 2840] +++ exited with 0 +++ [pid 2838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2841 ./strace-static-x86_64: Process 2841 attached [pid 2841] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2841] setpgid(0, 0) = 0 [pid 2841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2841] write(3, "1000", 4) = 4 [pid 2841] close(3) = 0 [pid 2841] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2841] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2841] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2841] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2842 attached => {parent_tid=[2842]}, 88) = 2842 [pid 2842] set_robust_list(0x7f04812e39a0, 24 [pid 2841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2841] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2841] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2842] <... set_robust_list resumed>) = 0 [pid 2842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2842] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2842] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2841] <... futex resumed>) = 0 [pid 2841] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2842] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2841] <... futex resumed>) = 0 [pid 2841] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2842] <... write resumed>) = 9 [pid 2842] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2841] <... futex resumed>) = 0 [pid 2841] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2842] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2841] <... futex resumed>) = 0 [pid 2841] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2841] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2842] <... write resumed>) = 10 [pid 2841] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 2842] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2842] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2841] <... clone3 resumed> => {parent_tid=[2843]}, 88) = 2843 [pid 2841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2841] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2841] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2843 attached [pid 2843] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2843] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2843] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2841] <... futex resumed>) = 0 [pid 2841] exit_group(0) = ? [pid 2842] <... futex resumed>) = ? [pid 2843] <... futex resumed>) = ? [pid 2842] +++ exited with 0 +++ [pid 2843] +++ exited with 0 +++ [pid 2841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2844 attached , child_tidptr=0x5555566c5690) = 2844 [pid 2844] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2844] setpgid(0, 0) = 0 [pid 2844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2844] write(3, "1000", 4) = 4 [pid 2844] close(3) = 0 [pid 2844] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2844] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2844] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2844] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2845 attached [pid 2845] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2845] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2844] <... clone3 resumed> => {parent_tid=[2845]}, 88) = 2845 [pid 2844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2844] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2845] <... futex resumed>) = 0 [pid 2845] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2845] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2845] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2844] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2844] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2845] <... futex resumed>) = 0 [pid 2845] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2845] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2845] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2844] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2844] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2845] <... futex resumed>) = 0 [pid 2845] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2845] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2844] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2845] <... futex resumed>) = 0 [pid 2845] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2844] <... futex resumed>) = 0 [pid 2844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2844] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2844] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2846 attached => {parent_tid=[2846]}, 88) = 2846 [pid 2846] set_robust_list(0x7f04812c29a0, 24 [pid 2844] rt_sigprocmask(SIG_SETMASK, [], [pid 2846] <... set_robust_list resumed>) = 0 [pid 2844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2846] rt_sigprocmask(SIG_SETMASK, [], [pid 2844] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2844] <... futex resumed>) = 0 [pid 2846] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2846] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2846] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2844] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2844] exit_group(0 [pid 2845] <... futex resumed>) = ? [pid 2845] +++ exited with 0 +++ [pid 2844] <... exit_group resumed>) = ? [pid 2846] <... futex resumed>) = ? [pid 2846] +++ exited with 0 +++ [pid 2844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2847 ./strace-static-x86_64: Process 2847 attached [pid 2847] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2847] setpgid(0, 0) = 0 [pid 2847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2847] write(3, "1000", 4) = 4 [pid 2847] close(3) = 0 [pid 2847] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2847] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2847] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2848 attached => {parent_tid=[2848]}, 88) = 2848 [pid 2848] set_robust_list(0x7f04812e39a0, 24 [pid 2847] rt_sigprocmask(SIG_SETMASK, [], [pid 2848] <... set_robust_list resumed>) = 0 [pid 2847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2848] rt_sigprocmask(SIG_SETMASK, [], [pid 2847] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2847] <... futex resumed>) = 0 [pid 2847] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2848] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2848] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] <... futex resumed>) = 0 [pid 2848] <... futex resumed>) = 1 [pid 2847] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2848] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2847] <... futex resumed>) = 0 [pid 2847] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2848] <... write resumed>) = 9 [pid 2848] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2847] <... futex resumed>) = 0 [pid 2847] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2848] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2847] <... futex resumed>) = 0 [pid 2848] <... write resumed>) = 10 [pid 2847] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2848] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2847] <... futex resumed>) = 0 [pid 2848] <... futex resumed>) = 0 [pid 2847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2848] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2847] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2849 attached => {parent_tid=[2849]}, 88) = 2849 [pid 2849] set_robust_list(0x7f04812c29a0, 24 [pid 2847] rt_sigprocmask(SIG_SETMASK, [], [pid 2849] <... set_robust_list resumed>) = 0 [pid 2847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2849] rt_sigprocmask(SIG_SETMASK, [], [pid 2847] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2847] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2849] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2849] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2847] <... futex resumed>) = 0 [pid 2849] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2847] exit_group(0) = ? [pid 2848] <... futex resumed>) = ? [pid 2848] +++ exited with 0 +++ [pid 2849] <... futex resumed>) = ? [pid 2849] +++ exited with 0 +++ [pid 2847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2850 ./strace-static-x86_64: Process 2850 attached [pid 2850] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2850] setpgid(0, 0) = 0 [pid 2850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2850] write(3, "1000", 4) = 4 [pid 2850] close(3) = 0 [pid 2850] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2850] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2850] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2851 attached => {parent_tid=[2851]}, 88) = 2851 [pid 2851] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2851] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2850] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2851] <... futex resumed>) = 0 [pid 2850] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2851] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2851] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2851] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2850] <... futex resumed>) = 0 [pid 2850] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2851] <... futex resumed>) = 0 [pid 2851] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2851] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2851] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2850] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2850] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2851] <... futex resumed>) = 0 [pid 2850] <... futex resumed>) = 1 [pid 2851] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2851] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2850] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2851] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2850] <... futex resumed>) = 0 [pid 2851] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2850] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2851] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2851] <... futex resumed>) = 0 [pid 2851] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2850] exit_group(0) = ? [pid 2851] <... futex resumed>) = ? [pid 2851] +++ exited with 0 +++ [pid 2850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2852 ./strace-static-x86_64: Process 2852 attached [pid 2852] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2852] setpgid(0, 0) = 0 [pid 2852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2852] write(3, "1000", 4) = 4 [pid 2852] close(3) = 0 [pid 2852] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2852] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2853]}, 88) = 2853 [pid 2852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2853 attached [pid 2853] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2853] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2852] <... futex resumed>) = 0 [pid 2852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2853] <... futex resumed>) = 1 [pid 2853] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2852] <... futex resumed>) = 0 [pid 2852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2852] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2854]}, 88) = 2854 ./strace-static-x86_64: Process 2854 attached [pid 2852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2852] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2852] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2853] <... futex resumed>) = 1 [pid 2853] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2854] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2854] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2854] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2852] <... futex resumed>) = 0 [pid 2854] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2852] exit_group(0) = ? [pid 2854] <... futex resumed>) = ? [pid 2853] <... futex resumed>) = ? [pid 2853] +++ exited with 0 +++ [pid 2854] +++ exited with 0 +++ [pid 2852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2855 ./strace-static-x86_64: Process 2855 attached [pid 2855] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2855] setpgid(0, 0) = 0 [pid 2855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2855] write(3, "1000", 4) = 4 [pid 2855] close(3) = 0 [pid 2855] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2855] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2855] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2856 attached => {parent_tid=[2856]}, 88) = 2856 [pid 2856] set_robust_list(0x7f04812e39a0, 24 [pid 2855] rt_sigprocmask(SIG_SETMASK, [], [pid 2856] <... set_robust_list resumed>) = 0 [pid 2855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2856] rt_sigprocmask(SIG_SETMASK, [], [pid 2855] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2855] <... futex resumed>) = 0 [pid 2855] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2856] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2856] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2855] <... futex resumed>) = 0 [pid 2856] <... futex resumed>) = 1 [pid 2855] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2856] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2855] <... futex resumed>) = 0 [pid 2856] <... write resumed>) = 9 [pid 2855] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2856] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2856] <... futex resumed>) = 0 [pid 2855] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2856] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2855] <... futex resumed>) = 0 [pid 2856] <... write resumed>) = 10 [pid 2855] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2856] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2855] <... futex resumed>) = 0 [pid 2856] <... futex resumed>) = 0 [pid 2855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2856] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2855] <... mmap resumed>) = 0x7f04812a2000 [pid 2855] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2857 attached => {parent_tid=[2857]}, 88) = 2857 [pid 2857] set_robust_list(0x7f04812c29a0, 24 [pid 2855] rt_sigprocmask(SIG_SETMASK, [], [pid 2857] <... set_robust_list resumed>) = 0 [pid 2855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2855] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2857] rt_sigprocmask(SIG_SETMASK, [], [pid 2855] <... futex resumed>) = 0 [pid 2857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2855] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2857] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2857] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2855] <... futex resumed>) = 0 [pid 2857] <... futex resumed>) = 1 [pid 2855] exit_group(0 [pid 2857] ????( [pid 2855] <... exit_group resumed>) = ? [pid 2857] <... ???? resumed>) = ? [pid 2856] <... futex resumed>) = ? [pid 2856] +++ exited with 0 +++ [pid 2857] +++ exited with 0 +++ [pid 2855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2858 ./strace-static-x86_64: Process 2858 attached [pid 2858] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2858] setpgid(0, 0) = 0 [pid 2858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2858] write(3, "1000", 4) = 4 [pid 2858] close(3) = 0 [pid 2858] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2858] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2858] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2859 attached => {parent_tid=[2859]}, 88) = 2859 [pid 2859] set_robust_list(0x7f04812e39a0, 24 [pid 2858] rt_sigprocmask(SIG_SETMASK, [], [pid 2859] <... set_robust_list resumed>) = 0 [pid 2858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2859] rt_sigprocmask(SIG_SETMASK, [], [pid 2858] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2858] <... futex resumed>) = 0 [pid 2858] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2859] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2859] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2858] <... futex resumed>) = 0 [pid 2859] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2858] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2859] <... write resumed>) = 9 [pid 2858] <... futex resumed>) = 0 [pid 2858] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2859] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2858] <... futex resumed>) = 0 [pid 2858] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2858] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2858] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2860 attached => {parent_tid=[2860]}, 88) = 2860 [pid 2860] set_robust_list(0x7f04812c29a0, 24 [pid 2858] rt_sigprocmask(SIG_SETMASK, [], [pid 2860] <... set_robust_list resumed>) = 0 [pid 2858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2860] rt_sigprocmask(SIG_SETMASK, [], [pid 2858] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2858] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2860] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2860] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2858] <... futex resumed>) = 0 [pid 2860] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2859] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2859] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2859] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2858] exit_group(0) = ? [pid 2859] <... futex resumed>) = ? [pid 2860] <... futex resumed>) = ? [pid 2860] +++ exited with 0 +++ [pid 2859] +++ exited with 0 +++ [pid 2858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2861 ./strace-static-x86_64: Process 2861 attached [pid 2861] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2861] setpgid(0, 0) = 0 [pid 2861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2861] write(3, "1000", 4) = 4 [pid 2861] close(3) = 0 [pid 2861] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2861] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2861] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2862 attached => {parent_tid=[2862]}, 88) = 2862 [pid 2862] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2862] <... futex resumed>) = 0 [pid 2862] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2861] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2862] <... openat resumed>) = 3 [pid 2862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2862] <... futex resumed>) = 0 [pid 2862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2862] <... futex resumed>) = 0 [pid 2862] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2862] <... futex resumed>) = 0 [pid 2862] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2862] <... futex resumed>) = 0 [pid 2862] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2861] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2861] exit_group(0) = ? [pid 2862] <... futex resumed>) = ? [pid 2862] +++ exited with 0 +++ [pid 2861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2863 ./strace-static-x86_64: Process 2863 attached [pid 2863] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2863] setpgid(0, 0) = 0 [pid 2863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2863] write(3, "1000", 4) = 4 [pid 2863] close(3) = 0 [pid 2863] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2863] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2863] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2864 attached => {parent_tid=[2864]}, 88) = 2864 [pid 2864] set_robust_list(0x7f04812e39a0, 24 [pid 2863] rt_sigprocmask(SIG_SETMASK, [], [pid 2864] <... set_robust_list resumed>) = 0 [pid 2863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2864] rt_sigprocmask(SIG_SETMASK, [], [pid 2863] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2863] <... futex resumed>) = 0 [pid 2863] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2864] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2864] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2863] <... futex resumed>) = 0 [pid 2864] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2863] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2863] <... futex resumed>) = 0 [pid 2864] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2863] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2864] <... write resumed>) = 9 [pid 2864] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2863] <... futex resumed>) = 0 [pid 2864] <... futex resumed>) = 1 [pid 2863] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2864] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2863] <... futex resumed>) = 0 [pid 2864] <... write resumed>) = 10 [pid 2863] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2864] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2863] <... futex resumed>) = 0 [pid 2864] <... futex resumed>) = 0 [pid 2863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2864] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2863] <... mmap resumed>) = 0x7f04812a2000 [pid 2863] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2865 attached => {parent_tid=[2865]}, 88) = 2865 [pid 2865] set_robust_list(0x7f04812c29a0, 24 [pid 2863] rt_sigprocmask(SIG_SETMASK, [], [pid 2865] <... set_robust_list resumed>) = 0 [pid 2863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2865] rt_sigprocmask(SIG_SETMASK, [], [pid 2863] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2863] <... futex resumed>) = 0 [pid 2865] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2863] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2865] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2865] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2863] <... futex resumed>) = 0 [pid 2865] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2863] exit_group(0) = ? [pid 2864] <... futex resumed>) = 231 [pid 2865] <... futex resumed>) = ? [pid 2864] +++ exited with 0 +++ [pid 2865] +++ exited with 0 +++ [pid 2863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2866 ./strace-static-x86_64: Process 2866 attached [pid 2866] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2866] setpgid(0, 0) = 0 [pid 2866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2866] write(3, "1000", 4) = 4 [pid 2866] close(3) = 0 [pid 2866] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2866] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2866] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2866] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2867 attached => {parent_tid=[2867]}, 88) = 2867 [pid 2866] rt_sigprocmask(SIG_SETMASK, [], [pid 2867] set_robust_list(0x7f04812e39a0, 24 [pid 2866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2867] <... set_robust_list resumed>) = 0 [pid 2866] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2867] rt_sigprocmask(SIG_SETMASK, [], [pid 2866] <... futex resumed>) = 0 [pid 2866] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2867] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2867] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2866] <... futex resumed>) = 0 [pid 2866] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2867] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2866] <... futex resumed>) = 0 [pid 2866] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2867] <... write resumed>) = 9 [pid 2867] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2866] <... futex resumed>) = 0 [pid 2867] <... futex resumed>) = 1 [pid 2866] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2867] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2866] <... futex resumed>) = 0 [pid 2866] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2867] <... write resumed>) = 10 [pid 2866] <... futex resumed>) = 0 [pid 2866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2867] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2866] <... mmap resumed>) = 0x7f04812a2000 [pid 2867] <... futex resumed>) = 0 [pid 2866] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2867] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2866] <... mprotect resumed>) = 0 [pid 2866] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2868 attached => {parent_tid=[2868]}, 88) = 2868 [pid 2868] set_robust_list(0x7f04812c29a0, 24 [pid 2866] rt_sigprocmask(SIG_SETMASK, [], [pid 2868] <... set_robust_list resumed>) = 0 [pid 2866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2868] rt_sigprocmask(SIG_SETMASK, [], [pid 2866] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2866] <... futex resumed>) = 0 [pid 2868] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2866] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2868] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2868] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2866] <... futex resumed>) = 0 [pid 2868] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2866] exit_group(0) = ? [pid 2867] <... futex resumed>) = ? [pid 2868] <... futex resumed>) = ? [pid 2867] +++ exited with 0 +++ [pid 2868] +++ exited with 0 +++ [pid 2866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2869 ./strace-static-x86_64: Process 2869 attached [pid 2869] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2869] setpgid(0, 0) = 0 [pid 2869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2869] write(3, "1000", 4) = 4 [pid 2869] close(3) = 0 [pid 2869] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2869] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2869] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2869] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2870 attached => {parent_tid=[2870]}, 88) = 2870 [pid 2870] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2870] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2869] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] <... futex resumed>) = 0 [pid 2870] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2870] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2869] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2869] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] <... futex resumed>) = 0 [pid 2870] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2870] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2869] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2869] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] <... futex resumed>) = 0 [pid 2870] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2870] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2869] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2870] <... futex resumed>) = 0 [pid 2870] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2870] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2870] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2869] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2869] exit_group(0) = ? [pid 2870] <... futex resumed>) = ? [pid 2870] +++ exited with 0 +++ [pid 2869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2871 attached , child_tidptr=0x5555566c5690) = 2871 [pid 2871] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2871] setpgid(0, 0) = 0 [pid 2871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2871] write(3, "1000", 4) = 4 [pid 2871] close(3) = 0 [pid 2871] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2871] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2872]}, 88) = 2872 [pid 2871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2871] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2872 attached [pid 2872] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2872] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2872] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2871] <... futex resumed>) = 0 [pid 2871] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2872] <... futex resumed>) = 1 [pid 2872] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2872] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2871] <... futex resumed>) = 0 [pid 2871] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2871] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2873]}, 88) = 2873 [pid 2871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2871] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2871] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2872] <... futex resumed>) = 1 [pid 2872] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2872] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2872] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2873 attached [pid 2873] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2873] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2873] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2871] <... futex resumed>) = 0 [pid 2871] exit_group(0) = ? [pid 2873] <... futex resumed>) = 231 [pid 2872] <... futex resumed>) = ? [pid 2872] +++ exited with 0 +++ [pid 2873] +++ exited with 0 +++ [pid 2871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2874 ./strace-static-x86_64: Process 2874 attached [pid 2874] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2874] setpgid(0, 0) = 0 [pid 2874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2874] write(3, "1000", 4) = 4 [pid 2874] close(3) = 0 [pid 2874] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2874] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2874] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2874] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2875 attached [pid 2875] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2875] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] <... clone3 resumed> => {parent_tid=[2875]}, 88) = 2875 [pid 2874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2874] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2875] <... futex resumed>) = 0 [pid 2875] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2875] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2875] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2874] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2875] <... futex resumed>) = 0 [pid 2874] <... futex resumed>) = 1 [pid 2875] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2875] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2875] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2874] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2875] <... futex resumed>) = 0 [pid 2874] <... futex resumed>) = 1 [pid 2874] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2875] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2875] <... write resumed>) = 10 [pid 2874] <... mmap resumed>) = 0x7f04812a2000 [pid 2875] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2874] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2875] <... futex resumed>) = 0 [pid 2874] <... mprotect resumed>) = 0 [pid 2875] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2876 attached => {parent_tid=[2876]}, 88) = 2876 [pid 2876] set_robust_list(0x7f04812c29a0, 24 [pid 2874] rt_sigprocmask(SIG_SETMASK, [], [pid 2876] <... set_robust_list resumed>) = 0 [pid 2874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2876] rt_sigprocmask(SIG_SETMASK, [], [pid 2874] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2874] <... futex resumed>) = 0 [pid 2876] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2874] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2876] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2876] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2874] <... futex resumed>) = 0 [pid 2876] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2874] exit_group(0) = ? [pid 2875] <... futex resumed>) = ? [pid 2875] +++ exited with 0 +++ [pid 2876] <... futex resumed>) = ? [pid 2876] +++ exited with 0 +++ [pid 2874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2877 ./strace-static-x86_64: Process 2877 attached [pid 2877] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2877] setpgid(0, 0) = 0 [pid 2877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2877] write(3, "1000", 4) = 4 [pid 2877] close(3) = 0 [pid 2877] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2877] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2877] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2878 attached [pid 2878] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2878] rt_sigprocmask(SIG_SETMASK, [], [pid 2877] <... clone3 resumed> => {parent_tid=[2878]}, 88) = 2878 [pid 2878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2878] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2878] <... futex resumed>) = 0 [pid 2877] <... futex resumed>) = 1 [pid 2878] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2877] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2878] <... openat resumed>) = 3 [pid 2878] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2878] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2877] <... futex resumed>) = 0 [pid 2877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2878] <... futex resumed>) = 0 [pid 2877] <... futex resumed>) = 1 [pid 2878] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2877] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2878] <... write resumed>) = 9 [pid 2878] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2877] <... futex resumed>) = 0 [pid 2878] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2877] <... futex resumed>) = 0 [pid 2878] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2877] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2878] <... write resumed>) = 10 [pid 2877] <... futex resumed>) = 0 [pid 2877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2878] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2877] <... mmap resumed>) = 0x7f04812a2000 [pid 2878] <... futex resumed>) = 0 [pid 2877] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2878] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2877] <... mprotect resumed>) = 0 [pid 2877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2879 attached => {parent_tid=[2879]}, 88) = 2879 [pid 2879] set_robust_list(0x7f04812c29a0, 24 [pid 2877] rt_sigprocmask(SIG_SETMASK, [], [pid 2879] <... set_robust_list resumed>) = 0 [pid 2877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2879] rt_sigprocmask(SIG_SETMASK, [], [pid 2877] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2877] <... futex resumed>) = 0 [pid 2879] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2877] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2879] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2879] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2877] <... futex resumed>) = 0 [pid 2877] exit_group(0) = ? [pid 2878] <... futex resumed>) = ? [pid 2878] +++ exited with 0 +++ [pid 2879] <... futex resumed>) = ? [pid 2879] +++ exited with 0 +++ [pid 2877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2880 ./strace-static-x86_64: Process 2880 attached [pid 2880] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2880] setpgid(0, 0) = 0 [pid 2880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2880] write(3, "1000", 4) = 4 [pid 2880] close(3) = 0 [pid 2880] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2880] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2881]}, 88) = 2881 [pid 2880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2881 attached [pid 2881] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2881] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2880] <... futex resumed>) = 0 [pid 2880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2881] <... futex resumed>) = 1 [pid 2881] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2880] <... futex resumed>) = 0 [pid 2880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2880] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2882]}, 88) = 2882 [pid 2880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 2882 attached [pid 2880] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2880] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2881] <... futex resumed>) = 1 [pid 2881] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2881] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2882] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2882] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2882] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2880] <... futex resumed>) = 0 [pid 2880] exit_group(0) = ? [pid 2881] <... futex resumed>) = ? [pid 2881] +++ exited with 0 +++ [pid 2882] +++ exited with 0 +++ [pid 2880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2883 ./strace-static-x86_64: Process 2883 attached [pid 2883] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2883] setpgid(0, 0) = 0 [pid 2883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2883] write(3, "1000", 4) = 4 [pid 2883] close(3) = 0 [pid 2883] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2883] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2883] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2884 attached [pid 2884] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2883] <... clone3 resumed> => {parent_tid=[2884]}, 88) = 2884 [pid 2883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2884] <... futex resumed>) = 0 [pid 2884] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2883] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2884] <... openat resumed>) = 3 [pid 2884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2884] <... futex resumed>) = 0 [pid 2884] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2883] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2884] <... write resumed>) = 9 [pid 2884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2884] <... futex resumed>) = 0 [pid 2884] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2883] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2884] <... write resumed>) = 10 [pid 2883] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2885]}, 88) = 2885 [pid 2884] <... futex resumed>) = 0 [pid 2883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2883] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2883] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2885 attached [pid 2885] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2885] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2885] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2883] <... futex resumed>) = 0 [pid 2883] exit_group(0) = ? [pid 2884] +++ exited with 0 +++ [pid 2885] <... futex resumed>) = ? [pid 2885] +++ exited with 0 +++ [pid 2883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2886 attached , child_tidptr=0x5555566c5690) = 2886 [pid 2886] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2886] setpgid(0, 0) = 0 [pid 2886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2886] write(3, "1000", 4) = 4 [pid 2886] close(3) = 0 [pid 2886] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2886] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2886] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2887 attached => {parent_tid=[2887]}, 88) = 2887 [pid 2887] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2887] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2887] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2886] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2887] <... futex resumed>) = 0 [pid 2887] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2887] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2887] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2886] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2886] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2887] <... futex resumed>) = 0 [pid 2887] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2887] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2887] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2886] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2886] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2887] <... futex resumed>) = 0 [pid 2887] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2886] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2887] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2887] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2886] <... futex resumed>) = 0 [pid 2886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2886] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2888]}, 88) = 2888 [pid 2886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2886] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2886] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2888 attached [pid 2888] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2888] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2888] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2886] <... futex resumed>) = 0 [pid 2886] exit_group(0) = ? [pid 2887] <... futex resumed>) = ? [pid 2887] +++ exited with 0 +++ [pid 2888] +++ exited with 0 +++ [pid 2886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2889 ./strace-static-x86_64: Process 2889 attached [pid 2889] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2889] setpgid(0, 0) = 0 [pid 2889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2889] write(3, "1000", 4) = 4 [pid 2889] close(3) = 0 [pid 2889] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2889] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2889] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2889] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2890 attached [pid 2890] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2889] <... clone3 resumed> => {parent_tid=[2890]}, 88) = 2890 [pid 2890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2890] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2889] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2890] <... futex resumed>) = 0 [pid 2890] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2890] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2889] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2890] <... futex resumed>) = 0 [pid 2890] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2889] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2890] <... futex resumed>) = 0 [pid 2890] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2890] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2890] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2889] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2889] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2890] <... futex resumed>) = 0 [pid 2890] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2890] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2890] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2889] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2890] <... futex resumed>) = 0 [pid 2890] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2890] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2890] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2889] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2889] exit_group(0) = ? [pid 2890] <... futex resumed>) = ? [pid 2890] +++ exited with 0 +++ [pid 2889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2891 ./strace-static-x86_64: Process 2891 attached [pid 2891] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2891] setpgid(0, 0) = 0 [pid 2891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2891] write(3, "1000", 4) = 4 [pid 2891] close(3) = 0 [pid 2891] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2891] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2892]}, 88) = 2892 [pid 2891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2892 attached [pid 2892] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2892] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2891] <... futex resumed>) = 0 [pid 2891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2892] <... futex resumed>) = 1 [pid 2892] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2891] <... futex resumed>) = 0 [pid 2891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2891] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2893]}, 88) = 2893 [pid 2891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2891] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2891] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2892] <... futex resumed>) = 1 [pid 2892] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2892] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2893 attached [pid 2893] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2893] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2893] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2891] <... futex resumed>) = 0 [pid 2891] exit_group(0) = ? [pid 2892] <... futex resumed>) = ? [pid 2892] +++ exited with 0 +++ [pid 2893] <... futex resumed>) = ? [pid 2893] +++ exited with 0 +++ [pid 2891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2894 ./strace-static-x86_64: Process 2894 attached [pid 2894] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2894] setpgid(0, 0) = 0 [pid 2894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2894] write(3, "1000", 4) = 4 [pid 2894] close(3) = 0 [pid 2894] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2894] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2894] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2895 attached => {parent_tid=[2895]}, 88) = 2895 [pid 2895] set_robust_list(0x7f04812e39a0, 24 [pid 2894] rt_sigprocmask(SIG_SETMASK, [], [pid 2895] <... set_robust_list resumed>) = 0 [pid 2894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2895] rt_sigprocmask(SIG_SETMASK, [], [pid 2894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2894] <... futex resumed>) = 0 [pid 2894] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2895] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2894] <... futex resumed>) = 0 [pid 2895] <... futex resumed>) = 1 [pid 2894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2894] <... futex resumed>) = 0 [pid 2895] <... write resumed>) = 9 [pid 2894] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2895] <... futex resumed>) = 0 [pid 2894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2894] <... futex resumed>) = 0 [pid 2895] <... write resumed>) = 10 [pid 2894] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2894] <... futex resumed>) = 0 [pid 2895] <... futex resumed>) = 0 [pid 2894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2895] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2894] <... mmap resumed>) = 0x7f04812a2000 [pid 2894] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2896 attached => {parent_tid=[2896]}, 88) = 2896 [pid 2896] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2894] rt_sigprocmask(SIG_SETMASK, [], [pid 2896] rt_sigprocmask(SIG_SETMASK, [], [pid 2894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2894] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2896] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2894] <... futex resumed>) = 0 [pid 2896] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2894] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2896] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2896] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2894] exit_group(0) = ? [pid 2895] <... futex resumed>) = ? [pid 2895] +++ exited with 0 +++ [pid 2896] <... futex resumed>) = ? [pid 2896] +++ exited with 0 +++ [pid 2894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2897 ./strace-static-x86_64: Process 2897 attached [pid 2897] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2897] setpgid(0, 0) = 0 [pid 2897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2897] write(3, "1000", 4) = 4 [pid 2897] close(3) = 0 [pid 2897] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2897] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2898]}, 88) = 2898 [pid 2897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2898 attached [pid 2898] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2898] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2897] <... futex resumed>) = 0 [pid 2897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2898] <... futex resumed>) = 1 [pid 2898] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2897] <... futex resumed>) = 0 [pid 2897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2897] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2899]}, 88) = 2899 [pid 2897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2897] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2897] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2898] <... futex resumed>) = 1 [pid 2898] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2898] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2899 attached [pid 2899] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2899] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2899] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2897] <... futex resumed>) = 0 [pid 2897] exit_group(0) = ? [pid 2898] <... futex resumed>) = ? [pid 2898] +++ exited with 0 +++ [pid 2899] <... futex resumed>) = ? [pid 2899] +++ exited with 0 +++ [pid 2897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2900 ./strace-static-x86_64: Process 2900 attached [pid 2900] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2900] setpgid(0, 0) = 0 [pid 2900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2900] write(3, "1000", 4) = 4 [pid 2900] close(3) = 0 [pid 2900] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2900] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2901]}, 88) = 2901 [pid 2900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2901 attached [pid 2901] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2901] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2900] <... futex resumed>) = 0 [pid 2900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2901] <... futex resumed>) = 1 [pid 2901] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2900] <... futex resumed>) = 0 [pid 2900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2900] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2902]}, 88) = 2902 [pid 2900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2900] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2900] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2901] <... futex resumed>) = 1 [pid 2901] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2902 attached [pid 2902] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2902] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2902] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2900] <... futex resumed>) = 0 [pid 2900] exit_group(0) = ? [pid 2902] <... futex resumed>) = ? [pid 2901] <... futex resumed>) = ? [pid 2901] +++ exited with 0 +++ [pid 2902] +++ exited with 0 +++ [pid 2900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2903 ./strace-static-x86_64: Process 2903 attached [pid 2903] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2903] setpgid(0, 0) = 0 [pid 2903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2903] write(3, "1000", 4) = 4 [pid 2903] close(3) = 0 [pid 2903] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2903] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2904]}, 88) = 2904 [pid 2903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2903] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2904 attached [pid 2904] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2904] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2904] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2903] <... futex resumed>) = 0 [pid 2903] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2904] <... futex resumed>) = 1 [pid 2904] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2904] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2903] <... futex resumed>) = 0 [pid 2903] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2903] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2905]}, 88) = 2905 [pid 2903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2903] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2903] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2904] <... futex resumed>) = 1 [pid 2904] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2904] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2904] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2905 attached [pid 2905] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2905] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2905] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2903] <... futex resumed>) = 0 [pid 2903] exit_group(0) = ? [pid 2904] <... futex resumed>) = ? [pid 2904] +++ exited with 0 +++ [pid 2905] <... futex resumed>) = ? [pid 2905] +++ exited with 0 +++ [pid 2903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2906 ./strace-static-x86_64: Process 2906 attached [pid 2906] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2906] setpgid(0, 0) = 0 [pid 2906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2906] write(3, "1000", 4) = 4 [pid 2906] close(3) = 0 [pid 2906] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2906] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2907 attached => {parent_tid=[2907]}, 88) = 2907 [pid 2907] set_robust_list(0x7f04812e39a0, 24 [pid 2906] rt_sigprocmask(SIG_SETMASK, [], [pid 2907] <... set_robust_list resumed>) = 0 [pid 2906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2907] rt_sigprocmask(SIG_SETMASK, [], [pid 2906] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2906] <... futex resumed>) = 0 [pid 2906] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2907] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2907] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2906] <... futex resumed>) = 0 [pid 2907] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2906] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2907] <... write resumed>) = 9 [pid 2907] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2906] <... futex resumed>) = 0 [pid 2906] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2906] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2908 attached => {parent_tid=[2908]}, 88) = 2908 [pid 2906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2908] set_robust_list(0x7f04812c29a0, 24 [pid 2906] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2908] <... set_robust_list resumed>) = 0 [pid 2906] <... futex resumed>) = 0 [pid 2908] rt_sigprocmask(SIG_SETMASK, [], [pid 2906] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2908] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2908] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2906] <... futex resumed>) = 0 [pid 2908] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2907] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2907] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2907] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2906] exit_group(0) = ? [pid 2908] <... futex resumed>) = ? [pid 2907] <... futex resumed>) = ? [pid 2908] +++ exited with 0 +++ [pid 2907] +++ exited with 0 +++ [pid 2906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2909 ./strace-static-x86_64: Process 2909 attached [pid 2909] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2909] setpgid(0, 0) = 0 [pid 2909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2909] write(3, "1000", 4) = 4 [pid 2909] close(3) = 0 [pid 2909] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2909] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2909] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2910 attached => {parent_tid=[2910]}, 88) = 2910 [pid 2910] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2910] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2909] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2910] <... futex resumed>) = 0 [pid 2910] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2910] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2910] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2909] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2910] <... futex resumed>) = 0 [pid 2909] <... futex resumed>) = 1 [pid 2910] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2910] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2910] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2909] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2910] <... futex resumed>) = 0 [pid 2910] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2909] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2910] <... write resumed>) = 10 [pid 2909] <... futex resumed>) = 0 [pid 2910] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2910] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2909] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2911]}, 88) = 2911 [pid 2909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2909] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2909] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2911 attached [pid 2911] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2911] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2911] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2909] <... futex resumed>) = 0 [pid 2909] exit_group(0 [pid 2910] <... futex resumed>) = ? [pid 2909] <... exit_group resumed>) = ? [pid 2910] +++ exited with 0 +++ [pid 2911] <... futex resumed>) = ? [pid 2911] +++ exited with 0 +++ [pid 2909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2912 ./strace-static-x86_64: Process 2912 attached [pid 2912] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2912] setpgid(0, 0) = 0 [pid 2912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2912] write(3, "1000", 4) = 4 [pid 2912] close(3) = 0 [pid 2912] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2912] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2913 attached => {parent_tid=[2913]}, 88) = 2913 [pid 2913] set_robust_list(0x7f04812e39a0, 24 [pid 2912] rt_sigprocmask(SIG_SETMASK, [], [pid 2913] <... set_robust_list resumed>) = 0 [pid 2912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2913] rt_sigprocmask(SIG_SETMASK, [], [pid 2912] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2912] <... futex resumed>) = 0 [pid 2912] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2913] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2913] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2912] <... futex resumed>) = 0 [pid 2912] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2913] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2913] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2912] <... futex resumed>) = 0 [pid 2912] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2912] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2914 attached [pid 2914] set_robust_list(0x7f04812c29a0, 24 [pid 2912] <... clone3 resumed> => {parent_tid=[2914]}, 88) = 2914 [pid 2914] <... set_robust_list resumed>) = 0 [pid 2912] rt_sigprocmask(SIG_SETMASK, [], [pid 2914] rt_sigprocmask(SIG_SETMASK, [], [pid 2912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2912] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2912] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2914] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2914] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2912] <... futex resumed>) = 0 [pid 2914] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2913] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2913] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2913] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2912] exit_group(0) = ? [pid 2914] <... futex resumed>) = ? [pid 2914] +++ exited with 0 +++ [pid 2913] <... futex resumed>) = ? [pid 2913] +++ exited with 0 +++ [pid 2912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2915 attached , child_tidptr=0x5555566c5690) = 2915 [pid 2915] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2915] setpgid(0, 0) = 0 [pid 2915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2915] write(3, "1000", 4) = 4 [pid 2915] close(3) = 0 [pid 2915] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2915] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2915] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2916 attached => {parent_tid=[2916]}, 88) = 2916 [pid 2916] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2915] rt_sigprocmask(SIG_SETMASK, [], [pid 2916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2916] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2915] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... futex resumed>) = 0 [pid 2915] <... futex resumed>) = 1 [pid 2916] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2915] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2916] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2915] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... futex resumed>) = 0 [pid 2915] <... futex resumed>) = 0 [pid 2916] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2916] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2916] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2915] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... futex resumed>) = 0 [pid 2915] <... futex resumed>) = 1 [pid 2916] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2916] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2916] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2915] <... futex resumed>) = 0 [pid 2916] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2915] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2916] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2916] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2916] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2915] <... futex resumed>) = 0 [pid 2915] exit_group(0) = ? [pid 2916] <... futex resumed>) = ? [pid 2916] +++ exited with 0 +++ [pid 2915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2917 ./strace-static-x86_64: Process 2917 attached [pid 2917] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2917] setpgid(0, 0) = 0 [pid 2917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2917] write(3, "1000", 4) = 4 [pid 2917] close(3) = 0 [pid 2917] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2917] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2917] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2918 attached => {parent_tid=[2918]}, 88) = 2918 [pid 2918] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2918] rt_sigprocmask(SIG_SETMASK, [], [pid 2917] rt_sigprocmask(SIG_SETMASK, [], [pid 2918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2918] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2917] <... futex resumed>) = 0 [pid 2918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2918] <... futex resumed>) = 0 [pid 2917] <... futex resumed>) = 1 [pid 2918] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2918] <... futex resumed>) = 0 [pid 2917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2918] <... futex resumed>) = 0 [pid 2918] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2918] <... futex resumed>) = 0 [pid 2917] <... futex resumed>) = 1 [pid 2918] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2918] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2917] <... futex resumed>) = 0 [pid 2918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2917] exit_group(0) = ? [pid 2918] <... futex resumed>) = ? [pid 2918] +++ exited with 0 +++ [pid 2917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2919 attached , child_tidptr=0x5555566c5690) = 2919 [pid 2919] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2919] setpgid(0, 0) = 0 [pid 2919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2919] write(3, "1000", 4) = 4 [pid 2919] close(3) = 0 [pid 2919] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2919] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2919] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2920 attached => {parent_tid=[2920]}, 88) = 2920 [pid 2920] set_robust_list(0x7f04812e39a0, 24 [pid 2919] rt_sigprocmask(SIG_SETMASK, [], [pid 2920] <... set_robust_list resumed>) = 0 [pid 2920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2920] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2920] <... futex resumed>) = 0 [pid 2919] <... futex resumed>) = 1 [pid 2920] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2919] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2920] <... openat resumed>) = 3 [pid 2920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2919] <... futex resumed>) = 0 [pid 2919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2919] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2920] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2919] <... futex resumed>) = 0 [pid 2920] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2920] <... write resumed>) = 10 [pid 2919] <... futex resumed>) = 0 [pid 2919] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2919] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2921]}, 88) = 2921 [pid 2920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2919] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2920] <... futex resumed>) = 0 [pid 2920] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2919] <... futex resumed>) = 0 [pid 2919] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2921 attached [pid 2921] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2921] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2921] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2919] <... futex resumed>) = 0 [pid 2919] exit_group(0) = ? [pid 2920] <... futex resumed>) = 231 [pid 2921] <... futex resumed>) = ? [pid 2921] +++ exited with 0 +++ [pid 2920] +++ exited with 0 +++ [pid 2919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2922 ./strace-static-x86_64: Process 2922 attached [pid 2922] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2922] setpgid(0, 0) = 0 [pid 2922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2922] write(3, "1000", 4) = 4 [pid 2922] close(3) = 0 [pid 2922] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2922] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2923 attached => {parent_tid=[2923]}, 88) = 2923 [pid 2923] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2923] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2922] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2923] <... futex resumed>) = 0 [pid 2923] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2922] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2923] <... openat resumed>) = 3 [pid 2923] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2922] <... futex resumed>) = 0 [pid 2922] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2923] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2923] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2922] <... futex resumed>) = 0 [pid 2922] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2922] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2924]}, 88) = 2924 [pid 2922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2922] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2922] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2924 attached [pid 2924] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2924] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2924] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2922] <... futex resumed>) = 0 [pid 2924] <... futex resumed>) = 1 [pid 2923] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2924] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2923] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2923] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2923] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2922] exit_group(0) = ? [pid 2923] <... futex resumed>) = ? [pid 2923] +++ exited with 0 +++ [pid 2924] <... futex resumed>) = ? [pid 2924] +++ exited with 0 +++ [pid 2922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2925 ./strace-static-x86_64: Process 2925 attached [pid 2925] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2925] setpgid(0, 0) = 0 [pid 2925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2925] write(3, "1000", 4) = 4 [pid 2925] close(3) = 0 [pid 2925] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2925] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2925] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2925] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2925] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2925] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2926 attached => {parent_tid=[2926]}, 88) = 2926 [pid 2926] set_robust_list(0x7f04812e39a0, 24 [pid 2925] rt_sigprocmask(SIG_SETMASK, [], [pid 2926] <... set_robust_list resumed>) = 0 [pid 2925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2926] rt_sigprocmask(SIG_SETMASK, [], [pid 2925] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2925] <... futex resumed>) = 0 [pid 2925] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2926] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2926] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2925] <... futex resumed>) = 0 [pid 2926] <... futex resumed>) = 1 [pid 2925] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2926] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2925] <... futex resumed>) = 0 [pid 2925] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2926] <... write resumed>) = 9 [pid 2926] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2925] <... futex resumed>) = 0 [pid 2926] <... futex resumed>) = 1 [pid 2925] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2926] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2925] <... futex resumed>) = 0 [pid 2926] <... write resumed>) = 10 [pid 2925] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2926] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2925] <... futex resumed>) = 0 [pid 2926] <... futex resumed>) = 0 [pid 2925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2926] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2925] <... mmap resumed>) = 0x7f04812a2000 [pid 2925] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2925] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2925] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2927 attached [pid 2927] set_robust_list(0x7f04812c29a0, 24 [pid 2925] <... clone3 resumed> => {parent_tid=[2927]}, 88) = 2927 [pid 2927] <... set_robust_list resumed>) = 0 [pid 2925] rt_sigprocmask(SIG_SETMASK, [], [pid 2927] rt_sigprocmask(SIG_SETMASK, [], [pid 2925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2925] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2927] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2925] <... futex resumed>) = 0 [pid 2927] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2925] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2927] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2927] <... futex resumed>) = 0 [pid 2925] exit_group(0 [pid 2927] ????( [pid 2925] <... exit_group resumed>) = ? [pid 2927] <... ???? resumed>) = ? [pid 2926] <... futex resumed>) = ? [pid 2926] +++ exited with 0 +++ [pid 2927] +++ exited with 0 +++ [pid 2925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2928 ./strace-static-x86_64: Process 2928 attached [pid 2928] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2928] setpgid(0, 0) = 0 [pid 2928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2928] write(3, "1000", 4) = 4 [pid 2928] close(3) = 0 [pid 2928] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2928] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2928] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2928] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2928] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2929 attached [pid 2929] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2929] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] <... clone3 resumed> => {parent_tid=[2929]}, 88) = 2929 [pid 2928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2928] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2929] <... futex resumed>) = 0 [pid 2929] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2928] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2929] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2929] <... futex resumed>) = 0 [pid 2929] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2929] <... futex resumed>) = 0 [pid 2929] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2929] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2929] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2928] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2928] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2929] <... futex resumed>) = 0 [pid 2928] <... mmap resumed>) = 0x7f04812a2000 [pid 2929] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2928] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2929] <... write resumed>) = 10 [pid 2928] <... mprotect resumed>) = 0 [pid 2929] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2928] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2929] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2930 attached => {parent_tid=[2930]}, 88) = 2930 [pid 2930] set_robust_list(0x7f04812c29a0, 24 [pid 2928] rt_sigprocmask(SIG_SETMASK, [], [pid 2930] <... set_robust_list resumed>) = 0 [pid 2928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2930] rt_sigprocmask(SIG_SETMASK, [], [pid 2928] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2930] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2928] <... futex resumed>) = 0 [pid 2930] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2928] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2930] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2928] <... futex resumed>) = 0 [pid 2930] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2928] exit_group(0) = ? [pid 2929] <... futex resumed>) = ? [pid 2929] +++ exited with 0 +++ [pid 2930] <... futex resumed>) = ? [pid 2930] +++ exited with 0 +++ [pid 2928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2931 ./strace-static-x86_64: Process 2931 attached [pid 2931] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2931] setpgid(0, 0) = 0 [pid 2931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2931] write(3, "1000", 4) = 4 [pid 2931] close(3) = 0 [pid 2931] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2931] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2931] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2931] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2931] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2932 attached => {parent_tid=[2932]}, 88) = 2932 [pid 2932] set_robust_list(0x7f04812e39a0, 24 [pid 2931] rt_sigprocmask(SIG_SETMASK, [], [pid 2932] <... set_robust_list resumed>) = 0 [pid 2931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2932] rt_sigprocmask(SIG_SETMASK, [], [pid 2931] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2931] <... futex resumed>) = 0 [pid 2931] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2932] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2932] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... futex resumed>) = 0 [pid 2932] <... futex resumed>) = 1 [pid 2931] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2932] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2931] <... futex resumed>) = 0 [pid 2932] <... write resumed>) = 9 [pid 2931] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2932] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2932] <... futex resumed>) = 0 [pid 2931] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2932] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2931] <... futex resumed>) = 0 [pid 2932] <... write resumed>) = 10 [pid 2931] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2932] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... futex resumed>) = 0 [pid 2932] <... futex resumed>) = 0 [pid 2931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2932] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2931] <... mmap resumed>) = 0x7f04812a2000 [pid 2931] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2931] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2933 attached => {parent_tid=[2933]}, 88) = 2933 [pid 2933] set_robust_list(0x7f04812c29a0, 24 [pid 2931] rt_sigprocmask(SIG_SETMASK, [], [pid 2933] <... set_robust_list resumed>) = 0 [pid 2931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2933] rt_sigprocmask(SIG_SETMASK, [], [pid 2931] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2931] <... futex resumed>) = 0 [pid 2933] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2931] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2933] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2933] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2931] <... futex resumed>) = 0 [pid 2933] <... futex resumed>) = 1 [pid 2933] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2931] exit_group(0) = ? [pid 2932] <... futex resumed>) = ? [pid 2932] +++ exited with 0 +++ [pid 2933] <... futex resumed>) = ? [pid 2933] +++ exited with 0 +++ [pid 2931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2934 ./strace-static-x86_64: Process 2934 attached [pid 2934] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2934] setpgid(0, 0) = 0 [pid 2934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2934] write(3, "1000", 4) = 4 [pid 2934] close(3) = 0 [pid 2934] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2934] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2934] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2935]}, 88) = 2935 [pid 2934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2935 attached [pid 2935] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2935] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2934] <... futex resumed>) = 0 [pid 2934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2935] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2934] <... futex resumed>) = 0 [pid 2934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2934] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2934] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2936 attached => {parent_tid=[2936]}, 88) = 2936 [pid 2936] set_robust_list(0x7f04812c29a0, 24 [pid 2934] rt_sigprocmask(SIG_SETMASK, [], [pid 2936] <... set_robust_list resumed>) = 0 [pid 2934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2936] rt_sigprocmask(SIG_SETMASK, [], [pid 2934] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2934] <... futex resumed>) = 0 [pid 2936] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2934] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2936] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2934] <... futex resumed>) = 0 [pid 2936] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2935] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2935] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2934] exit_group(0) = ? [pid 2936] <... futex resumed>) = ? [pid 2935] <... futex resumed>) = ? [pid 2936] +++ exited with 0 +++ [pid 2935] +++ exited with 0 +++ [pid 2934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2937 ./strace-static-x86_64: Process 2937 attached [pid 2937] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2937] setpgid(0, 0) = 0 [pid 2937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2937] write(3, "1000", 4) = 4 [pid 2937] close(3) = 0 [pid 2937] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2937] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2938]}, 88) = 2938 [pid 2937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2938 attached [pid 2938] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2938] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] <... futex resumed>) = 0 [pid 2937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2938] <... futex resumed>) = 1 [pid 2938] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] <... futex resumed>) = 0 [pid 2937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2937] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2939]}, 88) = 2939 [pid 2937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2937] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2937] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2938] <... futex resumed>) = 1 [pid 2938] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2938] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2939 attached [pid 2939] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2939] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2939] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2937] <... futex resumed>) = 0 [pid 2937] exit_group(0) = ? [pid 2939] <... futex resumed>) = ? [pid 2938] <... futex resumed>) = ? [pid 2938] +++ exited with 0 +++ [pid 2939] +++ exited with 0 +++ [pid 2937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2940 ./strace-static-x86_64: Process 2940 attached [pid 2940] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2940] setpgid(0, 0) = 0 [pid 2940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2940] write(3, "1000", 4) = 4 [pid 2940] close(3) = 0 [pid 2940] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2940] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2940] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2940] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2941 attached => {parent_tid=[2941]}, 88) = 2941 [pid 2941] set_robust_list(0x7f04812e39a0, 24 [pid 2940] rt_sigprocmask(SIG_SETMASK, [], [pid 2941] <... set_robust_list resumed>) = 0 [pid 2940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2941] rt_sigprocmask(SIG_SETMASK, [], [pid 2940] <... futex resumed>) = 0 [pid 2941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2940] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2941] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2940] <... futex resumed>) = 0 [pid 2941] <... futex resumed>) = 1 [pid 2940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2941] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2940] <... futex resumed>) = 0 [pid 2941] <... write resumed>) = 9 [pid 2940] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2941] <... futex resumed>) = 0 [pid 2940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2941] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2940] <... futex resumed>) = 0 [pid 2941] <... write resumed>) = 10 [pid 2940] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2940] <... futex resumed>) = 0 [pid 2941] <... futex resumed>) = 0 [pid 2940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2940] <... mmap resumed>) = 0x7f04812a2000 [pid 2940] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2940] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2942]}, 88) = 2942 [pid 2940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2940] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2940] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2942 attached [pid 2942] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2942] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2942] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2940] <... futex resumed>) = 0 [pid 2940] exit_group(0) = ? [pid 2941] <... futex resumed>) = ? [pid 2941] +++ exited with 0 +++ [pid 2942] <... futex resumed>) = ? [pid 2942] +++ exited with 0 +++ [pid 2940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2943 ./strace-static-x86_64: Process 2943 attached [pid 2943] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2943] setpgid(0, 0) = 0 [pid 2943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2943] write(3, "1000", 4) = 4 [pid 2943] close(3) = 0 [pid 2943] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2943] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2943] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2943] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2943] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2943] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2944 attached => {parent_tid=[2944]}, 88) = 2944 [pid 2944] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2944] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2943] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2944] <... futex resumed>) = 0 [pid 2943] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2944] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2944] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2944] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2943] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2944] <... futex resumed>) = 0 [pid 2943] <... futex resumed>) = 1 [pid 2944] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2944] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2944] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2943] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2943] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2944] <... futex resumed>) = 0 [pid 2943] <... futex resumed>) = 1 [pid 2944] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2944] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2944] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2943] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2944] <... futex resumed>) = 0 [pid 2943] <... futex resumed>) = 1 [pid 2944] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2943] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2944] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2944] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2943] exit_group(0) = ? [pid 2944] <... futex resumed>) = ? [pid 2944] +++ exited with 0 +++ [pid 2943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2945 ./strace-static-x86_64: Process 2945 attached [pid 2945] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2945] setpgid(0, 0) = 0 [pid 2945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2945] write(3, "1000", 4) = 4 [pid 2945] close(3) = 0 [pid 2945] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2945] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2946 attached [pid 2946] set_robust_list(0x7f04812e39a0, 24 [pid 2945] <... clone3 resumed> => {parent_tid=[2946]}, 88) = 2946 [pid 2945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2946] <... set_robust_list resumed>) = 0 [pid 2946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2946] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2945] <... futex resumed>) = 0 [pid 2945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2946] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2945] <... futex resumed>) = 0 [pid 2945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2945] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2945] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2946] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2945] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 2946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2946] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2947 attached [pid 2945] <... clone3 resumed> => {parent_tid=[2947]}, 88) = 2947 [pid 2945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2945] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2945] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2947] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2947] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2947] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2945] <... futex resumed>) = 0 [pid 2945] exit_group(0) = ? [pid 2946] <... futex resumed>) = ? [pid 2946] +++ exited with 0 +++ [pid 2947] +++ exited with 0 +++ [pid 2945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2948 ./strace-static-x86_64: Process 2948 attached [pid 2948] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2948] setpgid(0, 0) = 0 [pid 2948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2948] write(3, "1000", 4) = 4 [pid 2948] close(3) = 0 [pid 2948] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2948] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2948] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2949 attached => {parent_tid=[2949]}, 88) = 2949 [pid 2949] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2949] <... futex resumed>) = 0 [pid 2949] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2949] <... futex resumed>) = 0 [pid 2949] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2948] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2949] <... futex resumed>) = 0 [pid 2949] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2949] <... futex resumed>) = 0 [pid 2948] <... futex resumed>) = 1 [pid 2949] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2948] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2948] exit_group(0) = ? [pid 2949] <... futex resumed>) = ? [pid 2949] +++ exited with 0 +++ [pid 2948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2950 ./strace-static-x86_64: Process 2950 attached [pid 2950] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2950] setpgid(0, 0) = 0 [pid 2950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2950] write(3, "1000", 4) = 4 [pid 2950] close(3) = 0 [pid 2950] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2950] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2951]}, 88) = 2951 [pid 2950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2950] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2951 attached [pid 2951] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2951] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2951] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2950] <... futex resumed>) = 0 [pid 2950] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2951] <... futex resumed>) = 1 [pid 2951] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2951] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2950] <... futex resumed>) = 0 [pid 2950] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2950] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2952]}, 88) = 2952 [pid 2950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2950] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2950] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2951] <... futex resumed>) = 1 [pid 2951] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2951] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2951] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2952 attached [pid 2952] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2952] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2952] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2950] <... futex resumed>) = 0 [pid 2950] exit_group(0) = ? [pid 2951] <... futex resumed>) = ? [pid 2951] +++ exited with 0 +++ [pid 2952] <... futex resumed>) = ? [pid 2952] +++ exited with 0 +++ [pid 2950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2953 ./strace-static-x86_64: Process 2953 attached [pid 2953] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2953] setpgid(0, 0) = 0 [pid 2953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2953] write(3, "1000", 4) = 4 [pid 2953] close(3) = 0 [pid 2953] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2953] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2953] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2953] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2954 attached => {parent_tid=[2954]}, 88) = 2954 [pid 2954] set_robust_list(0x7f04812e39a0, 24 [pid 2953] rt_sigprocmask(SIG_SETMASK, [], [pid 2954] <... set_robust_list resumed>) = 0 [pid 2953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2954] rt_sigprocmask(SIG_SETMASK, [], [pid 2953] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2954] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2953] <... futex resumed>) = 0 [pid 2954] <... openat resumed>) = 3 [pid 2953] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2954] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2954] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2953] <... futex resumed>) = 0 [pid 2953] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2954] <... futex resumed>) = 0 [pid 2953] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2954] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2954] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2953] <... futex resumed>) = 0 [pid 2954] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2953] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2954] <... write resumed>) = 10 [pid 2953] <... futex resumed>) = 0 [pid 2954] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2953] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2954] <... futex resumed>) = 0 [pid 2953] <... futex resumed>) = 0 [pid 2954] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2953] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2955 attached => {parent_tid=[2955]}, 88) = 2955 [pid 2955] set_robust_list(0x7f04812c29a0, 24 [pid 2953] rt_sigprocmask(SIG_SETMASK, [], [pid 2955] <... set_robust_list resumed>) = 0 [pid 2953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2955] rt_sigprocmask(SIG_SETMASK, [], [pid 2953] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2953] <... futex resumed>) = 0 [pid 2955] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2953] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2955] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2955] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2953] <... futex resumed>) = 0 [pid 2955] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2953] exit_group(0) = ? [pid 2954] <... futex resumed>) = ? [pid 2955] <... futex resumed>) = ? [pid 2954] +++ exited with 0 +++ [pid 2955] +++ exited with 0 +++ [pid 2953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2956 ./strace-static-x86_64: Process 2956 attached [pid 2956] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2956] setpgid(0, 0) = 0 [pid 2956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2956] write(3, "1000", 4) = 4 [pid 2956] close(3) = 0 [pid 2956] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2956] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2956] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2956] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2957 attached => {parent_tid=[2957]}, 88) = 2957 [pid 2957] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2957] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2956] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2956] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2957] <... futex resumed>) = 0 [pid 2957] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2956] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2957] <... openat resumed>) = 3 [pid 2957] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2956] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2957] <... futex resumed>) = 0 [pid 2957] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2957] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2956] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2956] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2957] <... futex resumed>) = 0 [pid 2957] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2957] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2956] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2957] <... futex resumed>) = 0 [pid 2957] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2957] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2957] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2956] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2956] exit_group(0) = ? [pid 2957] <... futex resumed>) = ? [pid 2957] +++ exited with 0 +++ [pid 2956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2958 ./strace-static-x86_64: Process 2958 attached [pid 2958] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2958] setpgid(0, 0) = 0 [pid 2958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2958] write(3, "1000", 4) = 4 [pid 2958] close(3) = 0 [pid 2958] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2958] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2958] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2958] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2958] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2959 attached [pid 2959] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2959] rt_sigprocmask(SIG_SETMASK, [], [pid 2958] <... clone3 resumed> => {parent_tid=[2959]}, 88) = 2959 [pid 2959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2959] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2958] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2959] <... futex resumed>) = 0 [pid 2959] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2959] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2959] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2958] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2958] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2959] <... futex resumed>) = 0 [pid 2959] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2959] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2959] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2958] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2958] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2959] <... futex resumed>) = 0 [pid 2959] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2959] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2959] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2958] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2958] <... futex resumed>) = 0 [pid 2959] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2958] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2959] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2959] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2959] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2958] exit_group(0) = ? [pid 2959] <... futex resumed>) = ? [pid 2959] +++ exited with 0 +++ [pid 2958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2960 attached , child_tidptr=0x5555566c5690) = 2960 [pid 2960] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2960] setpgid(0, 0) = 0 [pid 2960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2960] write(3, "1000", 4) = 4 [pid 2960] close(3) = 0 [pid 2960] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2960] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2961 attached => {parent_tid=[2961]}, 88) = 2961 [pid 2961] set_robust_list(0x7f04812e39a0, 24 [pid 2960] rt_sigprocmask(SIG_SETMASK, [], [pid 2961] <... set_robust_list resumed>) = 0 [pid 2960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2961] rt_sigprocmask(SIG_SETMASK, [], [pid 2960] <... futex resumed>) = 0 [pid 2961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2960] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2961] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2960] <... futex resumed>) = 0 [pid 2961] <... futex resumed>) = 1 [pid 2960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2961] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2960] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2961] <... write resumed>) = 9 [pid 2961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2960] <... futex resumed>) = 0 [pid 2960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2960] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2960] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2961] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2960] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2961] <... write resumed>) = 10 [pid 2960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 2961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] <... clone3 resumed> => {parent_tid=[2962]}, 88) = 2962 [pid 2961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2960] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2960] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2962 attached [pid 2962] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2962] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2962] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2960] <... futex resumed>) = 0 [pid 2960] exit_group(0) = ? [pid 2961] <... futex resumed>) = ? [pid 2962] <... futex resumed>) = ? [pid 2961] +++ exited with 0 +++ [pid 2962] +++ exited with 0 +++ [pid 2960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2963 ./strace-static-x86_64: Process 2963 attached [pid 2963] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2963] setpgid(0, 0) = 0 [pid 2963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2963] write(3, "1000", 4) = 4 [pid 2963] close(3) = 0 [pid 2963] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2963] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2963] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2964]}, 88) = 2964 [pid 2963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2963] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2964 attached [pid 2964] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2964] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2964] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2963] <... futex resumed>) = 0 [pid 2963] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2964] <... futex resumed>) = 1 [pid 2964] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2964] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2963] <... futex resumed>) = 0 [pid 2963] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2963] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2963] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2965]}, 88) = 2965 [pid 2963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2963] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2963] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2964] <... futex resumed>) = 1 [pid 2964] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2964] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2964] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2965 attached [pid 2965] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2965] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2965] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2963] <... futex resumed>) = 0 [pid 2963] exit_group(0) = ? [pid 2964] <... futex resumed>) = ? [pid 2965] +++ exited with 0 +++ [pid 2964] +++ exited with 0 +++ [pid 2963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2966 ./strace-static-x86_64: Process 2966 attached [pid 2966] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2966] setpgid(0, 0) = 0 [pid 2966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2966] write(3, "1000", 4) = 4 [pid 2966] close(3) = 0 [pid 2966] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2966] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2966] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2966] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2966] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2966] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2967 attached => {parent_tid=[2967]}, 88) = 2967 [pid 2967] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2967] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2966] rt_sigprocmask(SIG_SETMASK, [], [pid 2967] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2966] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2967] <... futex resumed>) = 0 [pid 2967] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2967] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2967] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2966] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2967] <... futex resumed>) = 0 [pid 2966] <... futex resumed>) = 1 [pid 2967] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2967] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2967] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2966] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2967] <... futex resumed>) = 0 [pid 2967] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2967] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2967] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2967] <... futex resumed>) = 0 [pid 2966] <... futex resumed>) = 1 [pid 2967] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2967] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2967] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2966] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2966] exit_group(0) = ? [pid 2967] <... futex resumed>) = ? [pid 2967] +++ exited with 0 +++ [pid 2966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2968 ./strace-static-x86_64: Process 2968 attached [pid 2968] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2968] setpgid(0, 0) = 0 [pid 2968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2968] write(3, "1000", 4) = 4 [pid 2968] close(3) = 0 [pid 2968] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2968] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2969]}, 88) = 2969 [pid 2968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2969 attached [pid 2969] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2969] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2968] <... futex resumed>) = 0 [pid 2968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2969] <... futex resumed>) = 1 [pid 2969] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2968] <... futex resumed>) = 0 [pid 2968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2968] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2970]}, 88) = 2970 [pid 2968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2968] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2968] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2969] <... futex resumed>) = 1 [pid 2969] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2969] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2970 attached [pid 2970] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2970] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2970] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2968] <... futex resumed>) = 0 [pid 2968] exit_group(0) = ? [pid 2969] <... futex resumed>) = ? [pid 2969] +++ exited with 0 +++ [pid 2970] <... futex resumed>) = ? [pid 2970] +++ exited with 0 +++ [pid 2968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2971 ./strace-static-x86_64: Process 2971 attached [pid 2971] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2971] setpgid(0, 0) = 0 [pid 2971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2971] write(3, "1000", 4) = 4 [pid 2971] close(3) = 0 [pid 2971] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2971] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2971] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2972]}, 88) = 2972 [pid 2971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2971] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2972 attached [pid 2972] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2972] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2971] <... futex resumed>) = 0 [pid 2972] <... futex resumed>) = 1 [pid 2971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2972] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2971] <... futex resumed>) = 0 [pid 2972] <... write resumed>) = 9 [pid 2971] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2972] <... futex resumed>) = 0 [pid 2971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2972] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2971] <... futex resumed>) = 0 [pid 2972] <... write resumed>) = 10 [pid 2971] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2971] <... futex resumed>) = 0 [pid 2972] <... futex resumed>) = 0 [pid 2971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2972] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2971] <... mmap resumed>) = 0x7f04812a2000 [pid 2971] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2973 attached => {parent_tid=[2973]}, 88) = 2973 [pid 2973] set_robust_list(0x7f04812c29a0, 24 [pid 2971] rt_sigprocmask(SIG_SETMASK, [], [pid 2973] <... set_robust_list resumed>) = 0 [pid 2971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2973] rt_sigprocmask(SIG_SETMASK, [], [pid 2971] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2971] <... futex resumed>) = 0 [pid 2973] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2971] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2973] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2973] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2971] <... futex resumed>) = 0 [pid 2973] <... futex resumed>) = 1 [pid 2973] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2971] exit_group(0) = ? [pid 2972] <... futex resumed>) = 231 [pid 2973] <... futex resumed>) = ? [pid 2972] +++ exited with 0 +++ [pid 2973] +++ exited with 0 +++ [pid 2971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2974 ./strace-static-x86_64: Process 2974 attached [pid 2974] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2974] setpgid(0, 0) = 0 [pid 2974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2974] write(3, "1000", 4) = 4 [pid 2974] close(3) = 0 [pid 2974] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2974] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2974] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2975 attached [pid 2975] set_robust_list(0x7f04812e39a0, 24 [pid 2974] <... clone3 resumed> => {parent_tid=[2975]}, 88) = 2975 [pid 2975] <... set_robust_list resumed>) = 0 [pid 2975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2975] <... futex resumed>) = 0 [pid 2974] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2975] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2974] <... futex resumed>) = 0 [pid 2974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2975] <... futex resumed>) = 0 [pid 2975] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2974] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2975] <... futex resumed>) = 0 [pid 2974] <... futex resumed>) = 1 [pid 2975] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2974] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2975] <... write resumed>) = 10 [pid 2974] <... futex resumed>) = 0 [pid 2974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2974] <... mmap resumed>) = 0x7f04812a2000 [pid 2975] <... futex resumed>) = 0 [pid 2974] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 2975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2974] <... mprotect resumed>) = 0 [pid 2974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2976 attached => {parent_tid=[2976]}, 88) = 2976 [pid 2976] set_robust_list(0x7f04812c29a0, 24 [pid 2974] rt_sigprocmask(SIG_SETMASK, [], [pid 2976] <... set_robust_list resumed>) = 0 [pid 2974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2976] rt_sigprocmask(SIG_SETMASK, [], [pid 2974] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2974] <... futex resumed>) = 0 [pid 2976] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2974] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2976] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2976] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2976] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2974] <... futex resumed>) = 0 [pid 2974] exit_group(0) = ? [pid 2975] <... futex resumed>) = ? [pid 2976] <... futex resumed>) = ? [pid 2975] +++ exited with 0 +++ [pid 2976] +++ exited with 0 +++ [pid 2974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2977 ./strace-static-x86_64: Process 2977 attached [pid 2977] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2977] setpgid(0, 0) = 0 [pid 2977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2977] write(3, "1000", 4) = 4 [pid 2977] close(3) = 0 [pid 2977] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2977] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2977] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2978 attached => {parent_tid=[2978]}, 88) = 2978 [pid 2978] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2977] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2978] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2978] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2977] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2978] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2978] <... futex resumed>) = 0 [pid 2978] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2977] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2977] exit_group(0) = ? [pid 2978] <... futex resumed>) = ? [pid 2978] +++ exited with 0 +++ [pid 2977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2979 ./strace-static-x86_64: Process 2979 attached [pid 2979] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2979] setpgid(0, 0) = 0 [pid 2979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2979] write(3, "1000", 4) = 4 [pid 2979] close(3) = 0 [pid 2979] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2979] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2979] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2980 attached => {parent_tid=[2980]}, 88) = 2980 [pid 2980] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2980] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2979] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2980] <... futex resumed>) = 0 [pid 2979] <... futex resumed>) = 1 [pid 2980] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2980] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2980] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2979] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2980] <... futex resumed>) = 0 [pid 2980] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2979] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2980] <... write resumed>) = 9 [pid 2980] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2980] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2979] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2980] <... futex resumed>) = 0 [pid 2979] <... futex resumed>) = 1 [pid 2980] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2980] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2980] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2980] <... futex resumed>) = 0 [pid 2980] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2980] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2980] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2979] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2979] exit_group(0) = ? [pid 2980] <... futex resumed>) = ? [pid 2980] +++ exited with 0 +++ [pid 2979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2981 attached , child_tidptr=0x5555566c5690) = 2981 [pid 2981] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2981] setpgid(0, 0) = 0 [pid 2981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2981] write(3, "1000", 4) = 4 [pid 2981] close(3) = 0 [pid 2981] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2981] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2981] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2981] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2982 attached => {parent_tid=[2982]}, 88) = 2982 [pid 2982] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2982] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2981] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2982] <... futex resumed>) = 0 [pid 2982] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2982] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2982] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2981] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2982] <... futex resumed>) = 0 [pid 2982] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2982] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2982] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2981] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2982] <... futex resumed>) = 0 [pid 2981] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2982] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2982] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2982] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] <... futex resumed>) = 0 [pid 2981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2981] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2981] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2983 attached [pid 2983] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2983] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] <... clone3 resumed> => {parent_tid=[2983]}, 88) = 2983 [pid 2981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2981] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2983] <... futex resumed>) = 0 [pid 2981] <... futex resumed>) = 1 [pid 2983] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2983] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2983] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2981] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2981] exit_group(0) = ? [pid 2982] <... futex resumed>) = ? [pid 2982] +++ exited with 0 +++ [pid 2983] <... futex resumed>) = ? [pid 2983] +++ exited with 0 +++ [pid 2981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2984 attached , child_tidptr=0x5555566c5690) = 2984 [pid 2984] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2984] setpgid(0, 0) = 0 [pid 2984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2984] write(3, "1000", 4) = 4 [pid 2984] close(3) = 0 [pid 2984] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2984] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2984] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2985]}, 88) = 2985 [pid 2984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2984] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2985 attached [pid 2985] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2985] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2985] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2984] <... futex resumed>) = 0 [pid 2984] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2985] <... futex resumed>) = 1 [pid 2985] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2985] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2984] <... futex resumed>) = 0 [pid 2984] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2984] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2984] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2986]}, 88) = 2986 [pid 2984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2984] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2984] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2985] <... futex resumed>) = 1 [pid 2985] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2985] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2986 attached [pid 2986] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2986] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2986] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2984] <... futex resumed>) = 0 [pid 2984] exit_group(0) = ? [pid 2985] <... futex resumed>) = ? [pid 2985] +++ exited with 0 +++ [pid 2986] <... futex resumed>) = ? [pid 2986] +++ exited with 0 +++ [pid 2984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2987 ./strace-static-x86_64: Process 2987 attached [pid 2987] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2987] setpgid(0, 0) = 0 [pid 2987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2987] write(3, "1000", 4) = 4 [pid 2987] close(3) = 0 [pid 2987] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2987] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2988]}, 88) = 2988 [pid 2987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2987] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2988 attached [pid 2988] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2988] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2988] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2987] <... futex resumed>) = 0 [pid 2987] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2988] <... futex resumed>) = 1 [pid 2988] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2988] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2987] <... futex resumed>) = 0 [pid 2987] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2987] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2989]}, 88) = 2989 [pid 2987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2987] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2987] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2988] <... futex resumed>) = 1 [pid 2988] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2988] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2988] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2989 attached [pid 2989] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2989] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2989] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2987] <... futex resumed>) = 0 [pid 2987] exit_group(0) = ? [pid 2988] <... futex resumed>) = ? [pid 2988] +++ exited with 0 +++ [pid 2989] <... futex resumed>) = ? [pid 2989] +++ exited with 0 +++ [pid 2987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2990 attached , child_tidptr=0x5555566c5690) = 2990 [pid 2990] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2990] setpgid(0, 0) = 0 [pid 2990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2990] write(3, "1000", 4) = 4 [pid 2990] close(3) = 0 [pid 2990] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2990] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[2991]}, 88) = 2991 [pid 2990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2990] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 2991 attached [pid 2991] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2991] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 2991] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2990] <... futex resumed>) = 0 [pid 2990] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2991] <... futex resumed>) = 1 [pid 2991] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2991] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2990] <... futex resumed>) = 0 [pid 2990] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2990] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2990] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[2992]}, 88) = 2992 [pid 2990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2990] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2990] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2991] <... futex resumed>) = 1 [pid 2991] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2991] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2991] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 2992 attached [pid 2992] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 2992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2992] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 2992] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2990] <... futex resumed>) = 0 [pid 2990] exit_group(0) = ? [pid 2991] <... futex resumed>) = ? [pid 2992] <... futex resumed>) = ? [pid 2991] +++ exited with 0 +++ [pid 2992] +++ exited with 0 +++ [pid 2990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2993 ./strace-static-x86_64: Process 2993 attached [pid 2993] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2993] setpgid(0, 0) = 0 [pid 2993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2993] write(3, "1000", 4) = 4 [pid 2993] close(3) = 0 [pid 2993] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2993] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2993] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2994 attached [pid 2994] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 2993] <... clone3 resumed> => {parent_tid=[2994]}, 88) = 2994 [pid 2994] rt_sigprocmask(SIG_SETMASK, [], [pid 2993] rt_sigprocmask(SIG_SETMASK, [], [pid 2994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2994] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2993] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2994] <... futex resumed>) = 0 [pid 2993] <... futex resumed>) = 1 [pid 2994] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2993] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2994] <... openat resumed>) = 3 [pid 2994] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2993] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2994] <... futex resumed>) = 0 [pid 2993] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2994] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 2994] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2993] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2994] <... futex resumed>) = 0 [pid 2993] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2994] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 2994] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] <... futex resumed>) = 0 [pid 2993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2993] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2995 attached [pid 2995] set_robust_list(0x7f04812c29a0, 24 [pid 2993] <... clone3 resumed> => {parent_tid=[2995]}, 88) = 2995 [pid 2995] <... set_robust_list resumed>) = 0 [pid 2993] rt_sigprocmask(SIG_SETMASK, [], [pid 2995] rt_sigprocmask(SIG_SETMASK, [], [pid 2993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2993] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2995] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2993] <... futex resumed>) = 0 [pid 2995] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2993] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2995] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2993] <... futex resumed>) = 0 [pid 2995] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2993] exit_group(0) = ? [pid 2994] <... futex resumed>) = ? [pid 2994] +++ exited with 0 +++ [pid 2995] <... futex resumed>) = ? [pid 2995] +++ exited with 0 +++ [pid 2993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 2996 ./strace-static-x86_64: Process 2996 attached [pid 2996] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2996] setpgid(0, 0) = 0 [pid 2996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2996] write(3, "1000", 4) = 4 [pid 2996] close(3) = 0 [pid 2996] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2996] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2996] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 2997 attached [pid 2997] set_robust_list(0x7f04812e39a0, 24 [pid 2996] <... clone3 resumed> => {parent_tid=[2997]}, 88) = 2997 [pid 2997] <... set_robust_list resumed>) = 0 [pid 2997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2997] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2997] <... futex resumed>) = 0 [pid 2997] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 2996] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2997] <... openat resumed>) = 3 [pid 2997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2997] <... futex resumed>) = 0 [pid 2996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2997] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 2996] <... futex resumed>) = 0 [pid 2997] <... write resumed>) = 9 [pid 2997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2997] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2996] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 2997] <... futex resumed>) = 0 [pid 2996] <... futex resumed>) = 1 [pid 2997] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2996] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2997] <... write resumed>) = 10 [pid 2996] <... futex resumed>) = 0 [pid 2997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2997] <... futex resumed>) = 0 [pid 2996] <... mmap resumed>) = 0x7f04812a2000 [pid 2997] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2996] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 2998 attached => {parent_tid=[2998]}, 88) = 2998 [pid 2998] set_robust_list(0x7f04812c29a0, 24 [pid 2996] rt_sigprocmask(SIG_SETMASK, [], [pid 2998] <... set_robust_list resumed>) = 0 [pid 2998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2998] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 2996] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 2998] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 2996] <... futex resumed>) = 0 [pid 2998] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2996] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2998] <... futex resumed>) = 0 [pid 2996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2998] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2996] exit_group(0) = ? [pid 2997] <... futex resumed>) = ? [pid 2997] +++ exited with 0 +++ [pid 2998] <... futex resumed>) = ? [pid 2998] +++ exited with 0 +++ [pid 2996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2999 attached , child_tidptr=0x5555566c5690) = 2999 [pid 2999] set_robust_list(0x5555566c56a0, 24) = 0 [pid 2999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2999] setpgid(0, 0) = 0 [pid 2999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2999] write(3, "1000", 4) = 4 [pid 2999] close(3) = 0 [pid 2999] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 2999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 2999] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3000]}, 88) = 3000 [pid 2999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3000 attached [pid 3000] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3000] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2999] <... futex resumed>) = 0 [pid 2999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3000] <... futex resumed>) = 1 [pid 3000] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2999] <... futex resumed>) = 0 [pid 2999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 2999] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3001]}, 88) = 3001 [pid 2999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2999] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2999] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3000] <... futex resumed>) = 1 [pid 3000] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3000] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3001 attached [pid 3001] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3001] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3001] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2999] <... futex resumed>) = 0 [pid 2999] exit_group(0) = ? [pid 3000] <... futex resumed>) = ? [pid 3000] +++ exited with 0 +++ [pid 3001] <... futex resumed>) = ? [pid 3001] +++ exited with 0 +++ [pid 2999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3002 ./strace-static-x86_64: Process 3002 attached [pid 3002] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3002] setpgid(0, 0) = 0 [pid 3002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3002] write(3, "1000", 4) = 4 [pid 3002] close(3) = 0 [pid 3002] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3002] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3002] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3003 attached => {parent_tid=[3003]}, 88) = 3003 [pid 3003] set_robust_list(0x7f04812e39a0, 24 [pid 3002] rt_sigprocmask(SIG_SETMASK, [], [pid 3003] <... set_robust_list resumed>) = 0 [pid 3002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3003] rt_sigprocmask(SIG_SETMASK, [], [pid 3002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3002] <... futex resumed>) = 0 [pid 3002] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3003] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3002] <... futex resumed>) = 0 [pid 3003] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3002] <... futex resumed>) = 0 [pid 3003] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3002] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3003] <... write resumed>) = 9 [pid 3003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3002] <... futex resumed>) = 0 [pid 3003] <... futex resumed>) = 1 [pid 3002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3002] <... futex resumed>) = 0 [pid 3003] <... write resumed>) = 10 [pid 3002] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3002] <... futex resumed>) = 0 [pid 3003] <... futex resumed>) = 0 [pid 3002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3003] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3002] <... mmap resumed>) = 0x7f04812a2000 [pid 3002] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3004 attached => {parent_tid=[3004]}, 88) = 3004 [pid 3004] set_robust_list(0x7f04812c29a0, 24 [pid 3002] rt_sigprocmask(SIG_SETMASK, [], [pid 3004] <... set_robust_list resumed>) = 0 [pid 3002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3004] rt_sigprocmask(SIG_SETMASK, [], [pid 3002] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3002] <... futex resumed>) = 0 [pid 3004] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3002] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3004] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3004] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3002] <... futex resumed>) = 0 [pid 3004] <... futex resumed>) = 1 [pid 3002] exit_group(0 [pid 3004] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3002] <... exit_group resumed>) = ? [pid 3003] <... futex resumed>) = ? [pid 3004] <... futex resumed>) = ? [pid 3003] +++ exited with 0 +++ [pid 3004] +++ exited with 0 +++ [pid 3002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3005 ./strace-static-x86_64: Process 3005 attached [pid 3005] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3005] setpgid(0, 0) = 0 [pid 3005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3005] write(3, "1000", 4) = 4 [pid 3005] close(3) = 0 [pid 3005] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3005] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3006 attached => {parent_tid=[3006]}, 88) = 3006 [pid 3006] set_robust_list(0x7f04812e39a0, 24 [pid 3005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3006] <... set_robust_list resumed>) = 0 [pid 3006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3006] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3005] <... futex resumed>) = 0 [pid 3006] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3006] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3005] <... futex resumed>) = 0 [pid 3005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3006] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3005] <... futex resumed>) = 0 [pid 3005] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3005] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3006] <... write resumed>) = 10 [pid 3005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] <... clone3 resumed> => {parent_tid=[3007]}, 88) = 3007 [pid 3005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3005] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3007 attached [pid 3007] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3007] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3007] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3005] <... futex resumed>) = 0 [pid 3005] exit_group(0) = ? [pid 3007] <... futex resumed>) = ? [pid 3006] +++ exited with 0 +++ [pid 3007] +++ exited with 0 +++ [pid 3005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3008 ./strace-static-x86_64: Process 3008 attached [pid 3008] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3008] setpgid(0, 0) = 0 [pid 3008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3008] write(3, "1000", 4) = 4 [pid 3008] close(3) = 0 [pid 3008] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3008] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3008] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3009 attached => {parent_tid=[3009]}, 88) = 3009 [pid 3008] rt_sigprocmask(SIG_SETMASK, [], [pid 3009] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3009] <... futex resumed>) = 0 [pid 3009] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3009] <... openat resumed>) = 3 [pid 3009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... futex resumed>) = 0 [pid 3008] <... futex resumed>) = 1 [pid 3009] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3009] <... futex resumed>) = 0 [pid 3009] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... futex resumed>) = 0 [pid 3008] <... futex resumed>) = 1 [pid 3009] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3008] exit_group(0) = ? [pid 3009] <... futex resumed>) = ? [pid 3009] +++ exited with 0 +++ [pid 3008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3010 ./strace-static-x86_64: Process 3010 attached [pid 3010] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3010] setpgid(0, 0) = 0 [pid 3010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3010] write(3, "1000", 4) = 4 [pid 3010] close(3) = 0 [pid 3010] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3010] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3010] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3010] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3010] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3011 attached => {parent_tid=[3011]}, 88) = 3011 [pid 3011] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3011] <... futex resumed>) = 0 [pid 3010] <... futex resumed>) = 1 [pid 3011] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3011] <... openat resumed>) = 3 [pid 3011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3010] <... futex resumed>) = 0 [pid 3010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3011] <... futex resumed>) = 0 [pid 3011] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3011] <... futex resumed>) = 0 [pid 3011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3011] <... futex resumed>) = 0 [pid 3010] <... futex resumed>) = 1 [pid 3011] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3011] <... futex resumed>) = 0 [pid 3010] <... futex resumed>) = 1 [pid 3010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3011] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3010] <... futex resumed>) = 0 [pid 3011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3010] exit_group(0) = ? [pid 3011] <... futex resumed>) = ? [pid 3011] +++ exited with 0 +++ [pid 3010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3012 ./strace-static-x86_64: Process 3012 attached [pid 3012] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3012] setpgid(0, 0) = 0 [pid 3012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3012] write(3, "1000", 4) = 4 [pid 3012] close(3) = 0 [pid 3012] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3012] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3013]}, 88) = 3013 [pid 3012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3013 attached [pid 3013] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3013] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... futex resumed>) = 0 [pid 3012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3013] <... futex resumed>) = 1 [pid 3013] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... futex resumed>) = 0 [pid 3012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3012] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3014]}, 88) = 3014 ./strace-static-x86_64: Process 3014 attached [pid 3012] rt_sigprocmask(SIG_SETMASK, [], [pid 3014] set_robust_list(0x7f04812c29a0, 24 [pid 3012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3012] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3013] <... futex resumed>) = 1 [pid 3013] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3014] <... set_robust_list resumed>) = 0 [pid 3014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3014] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3014] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3012] <... futex resumed>) = 0 [pid 3012] exit_group(0) = ? [pid 3013] <... futex resumed>) = ? [pid 3013] +++ exited with 0 +++ [pid 3014] +++ exited with 0 +++ [pid 3012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3015 attached , child_tidptr=0x5555566c5690) = 3015 [pid 3015] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3015] setpgid(0, 0) = 0 [pid 3015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3015] write(3, "1000", 4) = 4 [pid 3015] close(3) = 0 [pid 3015] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3015] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3015] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3016 attached => {parent_tid=[3016]}, 88) = 3016 [pid 3016] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3016] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3015] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3016] <... futex resumed>) = 0 [pid 3016] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3016] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3016] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3015] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3016] <... futex resumed>) = 0 [pid 3016] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3016] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3016] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3015] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3016] <... futex resumed>) = 0 [pid 3015] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3016] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3015] <... futex resumed>) = 0 [pid 3016] <... write resumed>) = 10 [pid 3016] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3016] <... futex resumed>) = 0 [pid 3016] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] <... mmap resumed>) = 0x7f04812a2000 [pid 3015] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3017 attached [pid 3017] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3017] rt_sigprocmask(SIG_SETMASK, [], [pid 3015] <... clone3 resumed> => {parent_tid=[3017]}, 88) = 3017 [pid 3017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3017] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3015] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3017] <... futex resumed>) = 0 [pid 3015] <... futex resumed>) = 1 [pid 3017] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3017] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3017] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3015] exit_group(0 [pid 3016] <... futex resumed>) = ? [pid 3015] <... exit_group resumed>) = ? [pid 3016] +++ exited with 0 +++ [pid 3017] <... futex resumed>) = ? [pid 3017] +++ exited with 0 +++ [pid 3015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3018 ./strace-static-x86_64: Process 3018 attached [pid 3018] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3018] setpgid(0, 0) = 0 [pid 3018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3018] write(3, "1000", 4) = 4 [pid 3018] close(3) = 0 [pid 3018] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3018] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3019 attached => {parent_tid=[3019]}, 88) = 3019 [pid 3019] set_robust_list(0x7f04812e39a0, 24 [pid 3018] rt_sigprocmask(SIG_SETMASK, [], [pid 3019] <... set_robust_list resumed>) = 0 [pid 3018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3019] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3018] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3019] <... futex resumed>) = 0 [pid 3019] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3018] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3019] <... openat resumed>) = 3 [pid 3019] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3019] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3018] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3019] <... futex resumed>) = 0 [pid 3018] <... futex resumed>) = 1 [pid 3019] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3018] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3019] <... write resumed>) = 9 [pid 3019] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3018] <... futex resumed>) = 0 [pid 3019] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3018] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3019] <... write resumed>) = 10 [pid 3018] <... futex resumed>) = 0 [pid 3019] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3019] <... futex resumed>) = 0 [pid 3018] <... futex resumed>) = 0 [pid 3019] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3018] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3020 attached [pid 3020] set_robust_list(0x7f04812c29a0, 24 [pid 3018] <... clone3 resumed> => {parent_tid=[3020]}, 88) = 3020 [pid 3020] <... set_robust_list resumed>) = 0 [pid 3018] rt_sigprocmask(SIG_SETMASK, [], [pid 3020] rt_sigprocmask(SIG_SETMASK, [], [pid 3018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3018] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3020] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3018] <... futex resumed>) = 0 [pid 3020] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3018] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3020] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3018] <... futex resumed>) = 0 [pid 3020] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3018] exit_group(0) = ? [pid 3019] <... futex resumed>) = ? [pid 3019] +++ exited with 0 +++ [pid 3020] <... futex resumed>) = ? [pid 3020] +++ exited with 0 +++ [pid 3018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3021 ./strace-static-x86_64: Process 3021 attached [pid 3021] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3021] setpgid(0, 0) = 0 [pid 3021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3021] write(3, "1000", 4) = 4 [pid 3021] close(3) = 0 [pid 3021] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3021] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3021] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3022 attached => {parent_tid=[3022]}, 88) = 3022 [pid 3022] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3022] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3021] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... futex resumed>) = 0 [pid 3021] <... futex resumed>) = 1 [pid 3022] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3021] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3022] <... openat resumed>) = 3 [pid 3022] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3022] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] <... futex resumed>) = 0 [pid 3021] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... futex resumed>) = 0 [pid 3021] <... futex resumed>) = 1 [pid 3022] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3021] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3022] <... write resumed>) = 9 [pid 3022] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3021] <... futex resumed>) = 0 [pid 3022] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3021] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3021] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3022] <... futex resumed>) = 0 [pid 3021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3022] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10./strace-static-x86_64: Process 3023 attached [pid 3023] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3023] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3022] <... write resumed>) = 10 [pid 3021] <... clone3 resumed> => {parent_tid=[3023]}, 88) = 3023 [pid 3022] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] rt_sigprocmask(SIG_SETMASK, [], [pid 3022] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3021] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3023] <... futex resumed>) = 0 [pid 3021] <... futex resumed>) = 1 [pid 3023] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3021] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3023] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3023] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3021] <... futex resumed>) = 0 [pid 3023] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] exit_group(0) = ? [pid 3022] <... futex resumed>) = ? [pid 3023] <... futex resumed>) = ? [pid 3022] +++ exited with 0 +++ [pid 3023] +++ exited with 0 +++ [pid 3021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3024 ./strace-static-x86_64: Process 3024 attached [pid 3024] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3024] setpgid(0, 0) = 0 [pid 3024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3024] write(3, "1000", 4) = 4 [pid 3024] close(3) = 0 [pid 3024] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3024] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3025 attached => {parent_tid=[3025]}, 88) = 3025 [pid 3025] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3025] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3024] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3025] <... futex resumed>) = 0 [pid 3025] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3024] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3025] <... openat resumed>) = 3 [pid 3025] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3024] <... futex resumed>) = 0 [pid 3024] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3025] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3025] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3024] <... futex resumed>) = 0 [pid 3024] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3024] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3025] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3025] <... write resumed>) = 10 [pid 3024] <... clone3 resumed> => {parent_tid=[3026]}, 88) = 3026 [pid 3024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3024] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3026 attached [pid 3026] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3026] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3026] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3024] <... futex resumed>) = 0 [pid 3026] <... futex resumed>) = 1 [pid 3025] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3026] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3025] <... futex resumed>) = 0 [pid 3025] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3024] exit_group(0) = ? [pid 3025] <... futex resumed>) = ? [pid 3026] <... futex resumed>) = ? [pid 3026] +++ exited with 0 +++ [pid 3025] +++ exited with 0 +++ [pid 3024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3027 ./strace-static-x86_64: Process 3027 attached [pid 3027] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3027] setpgid(0, 0) = 0 [pid 3027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3027] write(3, "1000", 4) = 4 [pid 3027] close(3) = 0 [pid 3027] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3027] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3027] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3028 attached => {parent_tid=[3028]}, 88) = 3028 [pid 3028] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3028] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3027] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3028] <... futex resumed>) = 0 [pid 3028] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3027] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3028] <... openat resumed>) = 3 [pid 3028] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3028] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3027] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3028] <... futex resumed>) = 0 [pid 3027] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3028] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3028] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3028] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3027] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3028] <... futex resumed>) = 0 [pid 3028] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3028] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3028] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3028] <... futex resumed>) = 0 [pid 3027] <... futex resumed>) = 1 [pid 3028] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3028] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3028] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3027] exit_group(0) = ? [pid 3028] <... futex resumed>) = ? [pid 3028] +++ exited with 0 +++ [pid 3027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3029 ./strace-static-x86_64: Process 3029 attached [pid 3029] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3029] setpgid(0, 0) = 0 [pid 3029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3029] write(3, "1000", 4) = 4 [pid 3029] close(3) = 0 [pid 3029] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3029] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3029] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3029] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3029] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3029] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3029] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3030 attached => {parent_tid=[3030]}, 88) = 3030 [pid 3030] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3030] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3029] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3030] <... futex resumed>) = 0 [pid 3029] <... futex resumed>) = 1 [pid 3030] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3029] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3030] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3029] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3030] <... futex resumed>) = 0 [pid 3030] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3030] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3029] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3030] <... futex resumed>) = 0 [pid 3029] <... futex resumed>) = 1 [pid 3030] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3030] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3030] <... futex resumed>) = 0 [pid 3029] <... futex resumed>) = 1 [pid 3030] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3030] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3029] exit_group(0) = ? [pid 3030] <... futex resumed>) = ? [pid 3030] +++ exited with 0 +++ [pid 3029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3031 attached , child_tidptr=0x5555566c5690) = 3031 [pid 3031] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3031] setpgid(0, 0) = 0 [pid 3031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3031] write(3, "1000", 4) = 4 [pid 3031] close(3) = 0 [pid 3031] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3031] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3031] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3032 attached => {parent_tid=[3032]}, 88) = 3032 [pid 3032] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3032] <... futex resumed>) = 0 [pid 3031] <... futex resumed>) = 1 [pid 3032] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3031] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3032] <... openat resumed>) = 3 [pid 3032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3032] <... futex resumed>) = 0 [pid 3031] <... futex resumed>) = 1 [pid 3032] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3031] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3032] <... write resumed>) = 9 [pid 3032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3032] <... futex resumed>) = 0 [pid 3032] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3032] <... futex resumed>) = 0 [pid 3031] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3032] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3031] <... futex resumed>) = 0 [pid 3031] exit_group(0) = ? [pid 3032] <... futex resumed>) = ? [pid 3032] +++ exited with 0 +++ [pid 3031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3033 attached , child_tidptr=0x5555566c5690) = 3033 [pid 3033] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3033] setpgid(0, 0) = 0 [pid 3033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3033] write(3, "1000", 4) = 4 [pid 3033] close(3) = 0 [pid 3033] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3033] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3033] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3034 attached [pid 3034] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3034] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] <... clone3 resumed> => {parent_tid=[3034]}, 88) = 3034 [pid 3033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3033] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3034] <... futex resumed>) = 0 [pid 3033] <... futex resumed>) = 1 [pid 3034] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3034] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3034] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3033] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3034] <... futex resumed>) = 0 [pid 3033] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3034] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3034] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3034] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3033] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3034] <... futex resumed>) = 0 [pid 3033] <... futex resumed>) = 1 [pid 3034] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3034] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3033] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3034] <... futex resumed>) = 0 [pid 3033] <... futex resumed>) = 0 [pid 3034] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3033] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3034] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3034] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3033] <... futex resumed>) = 0 [pid 3034] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] exit_group(0) = ? [pid 3034] <... futex resumed>) = ? [pid 3034] +++ exited with 0 +++ [pid 3033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3035 ./strace-static-x86_64: Process 3035 attached [pid 3035] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3035] setpgid(0, 0) = 0 [pid 3035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3035] write(3, "1000", 4) = 4 [pid 3035] close(3) = 0 [pid 3035] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3035] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3036 attached => {parent_tid=[3036]}, 88) = 3036 [pid 3036] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3036] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3035] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3036] <... futex resumed>) = 0 [pid 3036] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3035] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3036] <... openat resumed>) = 3 [pid 3036] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3036] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3035] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3036] <... futex resumed>) = 0 [pid 3035] <... futex resumed>) = 1 [pid 3036] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3035] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3036] <... write resumed>) = 9 [pid 3036] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3036] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] <... futex resumed>) = 0 [pid 3035] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3036] <... futex resumed>) = 0 [pid 3035] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3036] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3035] <... futex resumed>) = 0 [pid 3036] <... write resumed>) = 10 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3036] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3035] <... mmap resumed>) = 0x7f04812a2000 [pid 3036] <... futex resumed>) = 0 [pid 3035] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3036] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] <... mprotect resumed>) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3037 attached => {parent_tid=[3037]}, 88) = 3037 [pid 3035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3037] set_robust_list(0x7f04812c29a0, 24 [pid 3035] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3037] <... set_robust_list resumed>) = 0 [pid 3035] <... futex resumed>) = 0 [pid 3037] rt_sigprocmask(SIG_SETMASK, [], [pid 3035] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3037] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3037] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3035] <... futex resumed>) = 0 [pid 3037] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] exit_group(0) = ? [pid 3036] <... futex resumed>) = ? [pid 3036] +++ exited with 0 +++ [pid 3037] <... futex resumed>) = ? [pid 3037] +++ exited with 0 +++ [pid 3035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3038 ./strace-static-x86_64: Process 3038 attached [pid 3038] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3038] setpgid(0, 0) = 0 [pid 3038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3038] write(3, "1000", 4) = 4 [pid 3038] close(3) = 0 [pid 3038] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3038] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3039 attached => {parent_tid=[3039]}, 88) = 3039 [pid 3039] set_robust_list(0x7f04812e39a0, 24 [pid 3038] rt_sigprocmask(SIG_SETMASK, [], [pid 3039] <... set_robust_list resumed>) = 0 [pid 3038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3039] rt_sigprocmask(SIG_SETMASK, [], [pid 3038] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3038] <... futex resumed>) = 0 [pid 3038] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3039] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3039] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3038] <... futex resumed>) = 0 [pid 3038] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3039] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3038] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3039] <... write resumed>) = 9 [pid 3039] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3038] <... futex resumed>) = 0 [pid 3038] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3038] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3039] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3039] <... write resumed>) = 10 [pid 3039] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3039] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3040 attached [pid 3038] <... clone3 resumed> => {parent_tid=[3040]}, 88) = 3040 [pid 3038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3038] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3039] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3040] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3040] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3040] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3038] <... futex resumed>) = 0 [pid 3038] exit_group(0) = ? [pid 3039] <... futex resumed>) = ? [pid 3039] +++ exited with 0 +++ [pid 3040] +++ exited with 0 +++ [pid 3038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3041 ./strace-static-x86_64: Process 3041 attached [pid 3041] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3041] setpgid(0, 0) = 0 [pid 3041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3041] write(3, "1000", 4) = 4 [pid 3041] close(3) = 0 [pid 3041] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3041] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3041] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3042 attached => {parent_tid=[3042]}, 88) = 3042 [pid 3042] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3041] exit_group(0) = ? [pid 3042] <... futex resumed>) = ? [pid 3042] +++ exited with 0 +++ [pid 3041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3043 ./strace-static-x86_64: Process 3043 attached [pid 3043] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3043] setpgid(0, 0) = 0 [pid 3043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3043] write(3, "1000", 4) = 4 [pid 3043] close(3) = 0 [pid 3043] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3043] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3044]}, 88) = 3044 [pid 3043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3044 attached [pid 3044] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3044] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3043] <... futex resumed>) = 0 [pid 3043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3044] <... futex resumed>) = 1 [pid 3044] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3043] <... futex resumed>) = 0 [pid 3043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3043] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3045]}, 88) = 3045 [pid 3043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3043] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3044] <... futex resumed>) = 1 [pid 3044] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3045 attached [pid 3045] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3045] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3045] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3043] <... futex resumed>) = 0 [pid 3043] exit_group(0) = ? [pid 3044] <... futex resumed>) = ? [pid 3044] +++ exited with 0 +++ [pid 3045] <... futex resumed>) = ? [pid 3045] +++ exited with 0 +++ [pid 3043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3047 ./strace-static-x86_64: Process 3047 attached [pid 3047] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3047] setpgid(0, 0) = 0 [pid 3047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3047] write(3, "1000", 4) = 4 [pid 3047] close(3) = 0 [pid 3047] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3047] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3047] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3048]}, 88) = 3048 [pid 3047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3047] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3048 attached [pid 3048] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3048] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3048] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3047] <... futex resumed>) = 0 [pid 3047] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3048] <... futex resumed>) = 1 [pid 3048] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3048] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3047] <... futex resumed>) = 0 [pid 3047] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3047] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3047] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3049]}, 88) = 3049 [pid 3047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3047] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3047] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3048] <... futex resumed>) = 1 [pid 3048] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3048] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3048] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3049 attached [pid 3049] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3049] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3049] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3047] <... futex resumed>) = 0 [pid 3047] exit_group(0) = ? [pid 3049] <... futex resumed>) = 231 [pid 3048] <... futex resumed>) = ? [pid 3048] +++ exited with 0 +++ [pid 3049] +++ exited with 0 +++ [pid 3047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3050 ./strace-static-x86_64: Process 3050 attached [pid 3050] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3050] setpgid(0, 0) = 0 [pid 3050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3050] write(3, "1000", 4) = 4 [pid 3050] close(3) = 0 [pid 3050] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3050] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3050] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3050] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3051]}, 88) = 3051 [pid 3050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3050] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3051 attached [pid 3051] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3051] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3051] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3050] <... futex resumed>) = 0 [pid 3050] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3051] <... futex resumed>) = 1 [pid 3051] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3051] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3050] <... futex resumed>) = 0 [pid 3050] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3050] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3050] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3050] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3052]}, 88) = 3052 [pid 3050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3050] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3051] <... futex resumed>) = 1 [pid 3051] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3051] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3051] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3052 attached [pid 3052] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3052] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3052] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3050] <... futex resumed>) = 0 [pid 3050] exit_group(0) = ? [pid 3051] <... futex resumed>) = ? [pid 3051] +++ exited with 0 +++ [pid 3052] <... futex resumed>) = ? [pid 3052] +++ exited with 0 +++ [pid 3050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3053 ./strace-static-x86_64: Process 3053 attached [pid 3053] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3053] setpgid(0, 0) = 0 [pid 3053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3053] write(3, "1000", 4) = 4 [pid 3053] close(3) = 0 [pid 3053] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3053] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3053] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3053] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3054]}, 88) = 3054 [pid 3053] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3053] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3054 attached [pid 3054] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3054] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3054] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] <... futex resumed>) = 0 [pid 3053] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3054] <... futex resumed>) = 1 [pid 3054] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3054] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] <... futex resumed>) = 0 [pid 3053] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3053] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3053] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3053] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3055 attached [pid 3054] <... futex resumed>) = 1 [pid 3053] <... clone3 resumed> => {parent_tid=[3055]}, 88) = 3055 [pid 3054] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3053] rt_sigprocmask(SIG_SETMASK, [], [pid 3054] <... write resumed>) = 10 [pid 3055] set_robust_list(0x7f04812c29a0, 24 [pid 3053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3054] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3055] <... set_robust_list resumed>) = 0 [pid 3054] <... futex resumed>) = 0 [pid 3053] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3055] rt_sigprocmask(SIG_SETMASK, [], [pid 3054] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3053] <... futex resumed>) = 0 [pid 3055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3053] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3055] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3055] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3053] <... futex resumed>) = 0 [pid 3053] exit_group(0) = ? [pid 3054] <... futex resumed>) = ? [pid 3054] +++ exited with 0 +++ [pid 3055] +++ exited with 0 +++ [pid 3053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3056 ./strace-static-x86_64: Process 3056 attached [pid 3056] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3056] setpgid(0, 0) = 0 [pid 3056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3056] write(3, "1000", 4) = 4 [pid 3056] close(3) = 0 [pid 3056] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3056] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3056] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3056] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3057 attached [pid 3057] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3057] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3056] <... clone3 resumed> => {parent_tid=[3057]}, 88) = 3057 [pid 3056] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3056] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3057] <... futex resumed>) = 0 [pid 3057] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3057] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3057] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3056] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3056] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] <... futex resumed>) = 0 [pid 3056] <... futex resumed>) = 1 [pid 3057] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3056] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3057] <... write resumed>) = 9 [pid 3057] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] <... futex resumed>) = 0 [pid 3057] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3056] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] <... write resumed>) = 10 [pid 3056] <... futex resumed>) = 0 [pid 3057] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3056] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3056] <... futex resumed>) = 0 [pid 3057] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3056] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3057] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] <... futex resumed>) = 0 [pid 3057] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3056] exit_group(0) = ? [pid 3057] <... futex resumed>) = ? [pid 3057] +++ exited with 0 +++ [pid 3056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3058 ./strace-static-x86_64: Process 3058 attached [pid 3058] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3058] setpgid(0, 0) = 0 [pid 3058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3058] write(3, "1000", 4) = 4 [pid 3058] close(3) = 0 [pid 3058] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3058] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3058] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3059 attached => {parent_tid=[3059]}, 88) = 3059 [pid 3059] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3059] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3058] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3059] <... futex resumed>) = 0 [pid 3059] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3059] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3058] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3059] <... futex resumed>) = 0 [pid 3059] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3059] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3058] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3059] <... futex resumed>) = 0 [pid 3059] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3059] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3059] <... futex resumed>) = 0 [pid 3059] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3059] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3058] exit_group(0) = ? [pid 3059] <... futex resumed>) = ? [pid 3059] +++ exited with 0 +++ [pid 3058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3060 ./strace-static-x86_64: Process 3060 attached [pid 3060] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3060] setpgid(0, 0) = 0 [pid 3060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3060] write(3, "1000", 4) = 4 [pid 3060] close(3) = 0 [pid 3060] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3060] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3060] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3061]}, 88) = 3061 ./strace-static-x86_64: Process 3061 attached [pid 3061] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3061] <... futex resumed>) = 0 [pid 3061] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3060] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3061] <... futex resumed>) = 0 [pid 3061] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3061] <... futex resumed>) = 0 [pid 3061] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3061] <... futex resumed>) = 0 [pid 3060] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3061] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3060] <... futex resumed>) = 0 [pid 3060] exit_group(0 [pid 3061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] <... exit_group resumed>) = ? [pid 3061] <... futex resumed>) = ? [pid 3061] +++ exited with 0 +++ [pid 3060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3062 attached , child_tidptr=0x5555566c5690) = 3062 [pid 3062] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3062] setpgid(0, 0) = 0 [pid 3062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3062] write(3, "1000", 4) = 4 [pid 3062] close(3) = 0 [pid 3062] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3062] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3062] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3063 attached => {parent_tid=[3063]}, 88) = 3063 [pid 3063] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3063] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3062] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3063] <... futex resumed>) = 0 [pid 3062] <... futex resumed>) = 1 [pid 3063] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3062] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3063] <... openat resumed>) = 3 [pid 3063] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3062] <... futex resumed>) = 0 [pid 3062] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3063] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3063] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3062] <... futex resumed>) = 0 [pid 3062] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3063] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3062] <... futex resumed>) = 0 [pid 3062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3062] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3063] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3063] <... futex resumed>) = 0 [pid 3062] <... clone3 resumed> => {parent_tid=[3064]}, 88) = 3064 [pid 3062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3062] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3064 attached [pid 3064] set_robust_list(0x7f04812c29a0, 24 [pid 3063] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3064] <... set_robust_list resumed>) = 0 [pid 3064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3064] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3064] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3062] <... futex resumed>) = 0 [pid 3062] exit_group(0) = ? [pid 3063] <... futex resumed>) = ? [pid 3064] <... futex resumed>) = ? [pid 3064] +++ exited with 0 +++ [pid 3063] +++ exited with 0 +++ [pid 3062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3065 ./strace-static-x86_64: Process 3065 attached [pid 3065] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3065] setpgid(0, 0) = 0 [pid 3065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3065] write(3, "1000", 4) = 4 [pid 3065] close(3) = 0 [pid 3065] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3065] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3065] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3065] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3066 attached => {parent_tid=[3066]}, 88) = 3066 [pid 3066] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3066] <... futex resumed>) = 0 [pid 3066] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3066] <... futex resumed>) = 0 [pid 3065] <... futex resumed>) = 1 [pid 3066] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3066] <... futex resumed>) = 0 [pid 3066] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3066] <... futex resumed>) = 0 [pid 3065] <... futex resumed>) = 1 [pid 3066] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3066] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3065] <... futex resumed>) = 0 [pid 3066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3065] exit_group(0) = ? [pid 3066] <... futex resumed>) = ? [pid 3066] +++ exited with 0 +++ [pid 3065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3067 ./strace-static-x86_64: Process 3067 attached [pid 3067] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3067] setpgid(0, 0) = 0 [pid 3067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3067] write(3, "1000", 4) = 4 [pid 3067] close(3) = 0 [pid 3067] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3067] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3067] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3068 attached [pid 3068] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] <... clone3 resumed> => {parent_tid=[3068]}, 88) = 3068 [pid 3067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3068] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3067] exit_group(0) = ? [pid 3068] <... futex resumed>) = ? [pid 3068] +++ exited with 0 +++ [pid 3067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3069 ./strace-static-x86_64: Process 3069 attached [pid 3069] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3069] setpgid(0, 0) = 0 [pid 3069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3069] write(3, "1000", 4) = 4 [pid 3069] close(3) = 0 [pid 3069] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3069] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3070]}, 88) = 3070 [pid 3069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3070 attached [pid 3070] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3070] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3069] <... futex resumed>) = 0 [pid 3069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3070] <... futex resumed>) = 1 [pid 3070] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3069] <... futex resumed>) = 0 [pid 3069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3069] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3071 attached [pid 3070] <... futex resumed>) = 1 [pid 3069] <... clone3 resumed> => {parent_tid=[3071]}, 88) = 3071 [pid 3071] set_robust_list(0x7f04812c29a0, 24 [pid 3070] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3069] rt_sigprocmask(SIG_SETMASK, [], [pid 3071] <... set_robust_list resumed>) = 0 [pid 3070] <... write resumed>) = 10 [pid 3069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3071] rt_sigprocmask(SIG_SETMASK, [], [pid 3070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3069] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3070] <... futex resumed>) = 0 [pid 3069] <... futex resumed>) = 0 [pid 3071] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3070] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3069] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3071] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3071] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3069] <... futex resumed>) = 0 [pid 3069] exit_group(0) = ? [pid 3070] <... futex resumed>) = ? [pid 3070] +++ exited with 0 +++ [pid 3071] +++ exited with 0 +++ [pid 3069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3072 ./strace-static-x86_64: Process 3072 attached [pid 3072] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3072] setpgid(0, 0) = 0 [pid 3072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3072] write(3, "1000", 4) = 4 [pid 3072] close(3) = 0 [pid 3072] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3072] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3072] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3073 attached [pid 3073] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] <... clone3 resumed> => {parent_tid=[3073]}, 88) = 3073 [pid 3072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3073] <... futex resumed>) = 0 [pid 3073] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3073] <... futex resumed>) = 0 [pid 3072] <... futex resumed>) = 1 [pid 3073] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3073] <... futex resumed>) = 0 [pid 3073] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3073] <... futex resumed>) = 0 [pid 3073] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3072] exit_group(0) = ? [pid 3073] <... futex resumed>) = ? [pid 3073] +++ exited with 0 +++ [pid 3072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3074 ./strace-static-x86_64: Process 3074 attached [pid 3074] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3074] setpgid(0, 0) = 0 [pid 3074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3074] write(3, "1000", 4) = 4 [pid 3074] close(3) = 0 [pid 3074] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3074] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3075]}, 88) = 3075 [pid 3074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3075 attached [pid 3075] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3075] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3074] <... futex resumed>) = 0 [pid 3074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3074] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3075] <... futex resumed>) = 1 [pid 3075] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3074] <... futex resumed>) = 0 [pid 3074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3075] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3074] <... futex resumed>) = 0 [pid 3074] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3075] <... write resumed>) = 10 [pid 3074] <... futex resumed>) = 0 [pid 3074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3074] <... mmap resumed>) = 0x7f04812a2000 [pid 3075] <... futex resumed>) = 0 [pid 3074] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3075] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3074] <... mprotect resumed>) = 0 [pid 3074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3076 attached => {parent_tid=[3076]}, 88) = 3076 [pid 3076] set_robust_list(0x7f04812c29a0, 24 [pid 3074] rt_sigprocmask(SIG_SETMASK, [], [pid 3076] <... set_robust_list resumed>) = 0 [pid 3074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3076] rt_sigprocmask(SIG_SETMASK, [], [pid 3074] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3074] <... futex resumed>) = 0 [pid 3076] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3074] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3076] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3076] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3074] <... futex resumed>) = 0 [pid 3076] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3074] exit_group(0 [pid 3075] <... futex resumed>) = ? [pid 3074] <... exit_group resumed>) = ? [pid 3075] +++ exited with 0 +++ [pid 3076] <... futex resumed>) = ? [pid 3076] +++ exited with 0 +++ [pid 3074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3077 ./strace-static-x86_64: Process 3077 attached [pid 3077] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3077] setpgid(0, 0) = 0 [pid 3077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3077] write(3, "1000", 4) = 4 [pid 3077] close(3) = 0 [pid 3077] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3077] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3078]}, 88) = 3078 [pid 3077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3078 attached [pid 3078] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3078] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3077] <... futex resumed>) = 0 [pid 3077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3078] <... futex resumed>) = 1 [pid 3078] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3077] <... futex resumed>) = 0 [pid 3077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3077] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3079 attached [pid 3078] <... futex resumed>) = 1 [pid 3077] <... clone3 resumed> => {parent_tid=[3079]}, 88) = 3079 [pid 3077] rt_sigprocmask(SIG_SETMASK, [], [pid 3078] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3079] set_robust_list(0x7f04812c29a0, 24 [pid 3077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3079] <... set_robust_list resumed>) = 0 [pid 3078] <... write resumed>) = 10 [pid 3079] rt_sigprocmask(SIG_SETMASK, [], [pid 3077] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3078] <... futex resumed>) = 0 [pid 3077] <... futex resumed>) = 0 [pid 3079] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3078] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3077] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3079] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3079] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3077] <... futex resumed>) = 0 [pid 3079] <... futex resumed>) = 1 [pid 3077] exit_group(0 [pid 3079] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3077] <... exit_group resumed>) = ? [pid 3078] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 3079] <... futex resumed>) = ? [pid 3078] +++ exited with 0 +++ [pid 3079] +++ exited with 0 +++ [pid 3077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3080 ./strace-static-x86_64: Process 3080 attached [pid 3080] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3080] setpgid(0, 0) = 0 [pid 3080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3080] write(3, "1000", 4) = 4 [pid 3080] close(3) = 0 [pid 3080] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3080] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3081]}, 88) = 3081 ./strace-static-x86_64: Process 3081 attached [pid 3081] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3081] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3081] <... futex resumed>) = 0 [pid 3080] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3081] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3080] <... futex resumed>) = 0 [pid 3080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3081] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3080] <... futex resumed>) = 0 [pid 3080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3080] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3082]}, 88) = 3082 [pid 3081] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3081] <... write resumed>) = 10 [pid 3080] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3080] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3082 attached [pid 3082] set_robust_list(0x7f04812c29a0, 24 [pid 3081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3082] <... set_robust_list resumed>) = 0 [pid 3082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3082] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3082] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3080] <... futex resumed>) = 0 [pid 3080] exit_group(0) = ? [pid 3082] <... futex resumed>) = ? [pid 3082] +++ exited with 0 +++ [pid 3081] <... futex resumed>) = ? [pid 3081] +++ exited with 0 +++ [pid 3080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3083 ./strace-static-x86_64: Process 3083 attached [pid 3083] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3083] setpgid(0, 0) = 0 [pid 3083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3083] write(3, "1000", 4) = 4 [pid 3083] close(3) = 0 [pid 3083] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3083] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3084]}, 88) = 3084 [pid 3083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3084 attached [pid 3084] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3084] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3083] <... futex resumed>) = 0 [pid 3083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3084] <... futex resumed>) = 1 [pid 3084] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3083] <... futex resumed>) = 0 [pid 3083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3083] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3085]}, 88) = 3085 [pid 3083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3083] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3083] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3084] <... futex resumed>) = 1 [pid 3084] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3085 attached [pid 3085] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3085] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3085] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3083] <... futex resumed>) = 0 [pid 3083] exit_group(0) = ? [pid 3084] <... futex resumed>) = ? [pid 3085] <... futex resumed>) = ? [pid 3084] +++ exited with 0 +++ [pid 3085] +++ exited with 0 +++ [pid 3083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3086 ./strace-static-x86_64: Process 3086 attached [pid 3086] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3086] setpgid(0, 0) = 0 [pid 3086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3086] write(3, "1000", 4) = 4 [pid 3086] close(3) = 0 [pid 3086] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3086] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3087]}, 88) = 3087 [pid 3086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3087 attached [pid 3087] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3087] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3086] <... futex resumed>) = 0 [pid 3086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3087] <... futex resumed>) = 1 [pid 3087] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3086] <... futex resumed>) = 0 [pid 3086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3086] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3088]}, 88) = 3088 [pid 3086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3086] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3086] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3087] <... futex resumed>) = 1 [pid 3087] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3088 attached [pid 3088] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3088] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3088] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3086] <... futex resumed>) = 0 [pid 3086] exit_group(0) = ? [pid 3087] <... futex resumed>) = ? [pid 3088] <... futex resumed>) = ? [pid 3087] +++ exited with 0 +++ [pid 3088] +++ exited with 0 +++ [pid 3086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3089 attached , child_tidptr=0x5555566c5690) = 3089 [pid 3089] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3089] setpgid(0, 0) = 0 [pid 3089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3089] write(3, "1000", 4) = 4 [pid 3089] close(3) = 0 [pid 3089] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3089] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3090]}, 88) = 3090 [pid 3089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3089] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3090 attached [pid 3090] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3090] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3090] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3090] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3089] <... futex resumed>) = 0 [pid 3089] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3090] <... futex resumed>) = 1 [pid 3090] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3090] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3089] <... futex resumed>) = 0 [pid 3089] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3089] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3091]}, 88) = 3091 [pid 3090] <... futex resumed>) = 1 [pid 3089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3089] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3089] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3091 attached [pid 3091] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3091] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3091] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3091] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3089] <... futex resumed>) = 0 [pid 3090] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3091] <... futex resumed>) = 1 [pid 3091] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3090] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3090] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3090] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3089] exit_group(0) = ? [pid 3091] <... futex resumed>) = ? [pid 3091] +++ exited with 0 +++ [pid 3090] <... futex resumed>) = ? [pid 3090] +++ exited with 0 +++ [pid 3089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3092 ./strace-static-x86_64: Process 3092 attached [pid 3092] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3092] setpgid(0, 0) = 0 [pid 3092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3092] write(3, "1000", 4) = 4 [pid 3092] close(3) = 0 [pid 3092] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3092] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3093]}, 88) = 3093 [pid 3092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3092] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3093 attached [pid 3093] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3093] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3093] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] <... futex resumed>) = 0 [pid 3092] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3093] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3093] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] <... futex resumed>) = 0 [pid 3092] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3092] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3093] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3094 attached [pid 3093] <... write resumed>) = 10 [pid 3092] <... clone3 resumed> => {parent_tid=[3094]}, 88) = 3094 [pid 3092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3092] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3092] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3094] set_robust_list(0x7f04812c29a0, 24 [pid 3093] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3094] <... set_robust_list resumed>) = 0 [pid 3093] <... futex resumed>) = 0 [pid 3094] rt_sigprocmask(SIG_SETMASK, [], [pid 3093] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3094] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3094] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3092] <... futex resumed>) = 0 [pid 3094] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3092] exit_group(0) = ? [pid 3094] <... futex resumed>) = ? [pid 3093] <... futex resumed>) = ? [pid 3094] +++ exited with 0 +++ [pid 3093] +++ exited with 0 +++ [pid 3092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3095 attached , child_tidptr=0x5555566c5690) = 3095 [pid 3095] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3095] setpgid(0, 0) = 0 [pid 3095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3095] write(3, "1000", 4) = 4 [pid 3095] close(3) = 0 [pid 3095] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3095] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3095] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3095] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3096 attached => {parent_tid=[3096]}, 88) = 3096 [pid 3096] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3096] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3095] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3096] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3096] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3095] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3096] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3096] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3095] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3096] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3096] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3096] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3096] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3095] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3095] exit_group(0) = ? [pid 3096] <... futex resumed>) = ? [pid 3096] +++ exited with 0 +++ [pid 3095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3097 ./strace-static-x86_64: Process 3097 attached [pid 3097] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3097] setpgid(0, 0) = 0 [pid 3097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3097] write(3, "1000", 4) = 4 [pid 3097] close(3) = 0 [pid 3097] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3097] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3097] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3097] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3098 attached => {parent_tid=[3098]}, 88) = 3098 [pid 3098] set_robust_list(0x7f04812e39a0, 24 [pid 3097] rt_sigprocmask(SIG_SETMASK, [], [pid 3098] <... set_robust_list resumed>) = 0 [pid 3097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3097] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3098] rt_sigprocmask(SIG_SETMASK, [], [pid 3097] <... futex resumed>) = 0 [pid 3098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3097] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3098] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3098] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3097] <... futex resumed>) = 0 [pid 3098] <... futex resumed>) = 1 [pid 3097] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3098] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3097] <... futex resumed>) = 0 [pid 3098] <... write resumed>) = 9 [pid 3097] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3098] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3098] <... futex resumed>) = 0 [pid 3097] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3098] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3097] <... futex resumed>) = 0 [pid 3098] <... write resumed>) = 10 [pid 3097] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3098] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3097] <... futex resumed>) = 0 [pid 3098] <... futex resumed>) = 0 [pid 3097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3098] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3097] <... mmap resumed>) = 0x7f04812a2000 [pid 3097] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3097] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3099 attached => {parent_tid=[3099]}, 88) = 3099 [pid 3097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3097] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3097] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3099] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3099] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3099] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3097] <... futex resumed>) = 0 [pid 3097] exit_group(0) = ? [pid 3098] <... futex resumed>) = ? [pid 3098] +++ exited with 0 +++ [pid 3099] +++ exited with 0 +++ [pid 3097] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3100 ./strace-static-x86_64: Process 3100 attached [pid 3100] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3100] setpgid(0, 0) = 0 [pid 3100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3100] write(3, "1000", 4) = 4 [pid 3100] close(3) = 0 [pid 3100] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3100] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3100] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3100] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3101 attached => {parent_tid=[3101]}, 88) = 3101 [pid 3101] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3101] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3100] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3101] <... futex resumed>) = 0 [pid 3100] <... futex resumed>) = 1 [pid 3100] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3101] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3101] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3100] <... futex resumed>) = 0 [pid 3100] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3101] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3101] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3100] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3100] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3101] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3101] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3100] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3100] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3101] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3101] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3100] exit_group(0) = ? [pid 3101] <... futex resumed>) = ? [pid 3101] +++ exited with 0 +++ [pid 3100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3102 ./strace-static-x86_64: Process 3102 attached [pid 3102] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3102] setpgid(0, 0) = 0 [pid 3102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3102] write(3, "1000", 4) = 4 [pid 3102] close(3) = 0 [pid 3102] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3102] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3102] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3102] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3103 attached => {parent_tid=[3103]}, 88) = 3103 [pid 3103] set_robust_list(0x7f04812e39a0, 24 [pid 3102] rt_sigprocmask(SIG_SETMASK, [], [pid 3103] <... set_robust_list resumed>) = 0 [pid 3102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3103] rt_sigprocmask(SIG_SETMASK, [], [pid 3102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3102] <... futex resumed>) = 0 [pid 3102] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3103] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3102] <... futex resumed>) = 0 [pid 3103] <... futex resumed>) = 1 [pid 3102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3103] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3102] <... futex resumed>) = 0 [pid 3103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3102] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3103] <... futex resumed>) = 0 [pid 3102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3103] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3102] <... futex resumed>) = 0 [pid 3103] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3102] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3103] <... write resumed>) = 10 [pid 3102] <... futex resumed>) = 0 [pid 3103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3103] <... futex resumed>) = 0 [pid 3102] <... mmap resumed>) = 0x7f04812a2000 [pid 3103] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3102] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3102] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3104 attached => {parent_tid=[3104]}, 88) = 3104 [pid 3104] set_robust_list(0x7f04812c29a0, 24 [pid 3102] rt_sigprocmask(SIG_SETMASK, [], [pid 3104] <... set_robust_list resumed>) = 0 [pid 3104] rt_sigprocmask(SIG_SETMASK, [], [pid 3102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3102] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3102] <... futex resumed>) = 0 [pid 3102] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3104] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3104] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3102] <... futex resumed>) = 0 [pid 3104] <... futex resumed>) = 1 [pid 3102] exit_group(0) = ? [pid 3103] <... futex resumed>) = 231 [pid 3103] +++ exited with 0 +++ [pid 3104] +++ exited with 0 +++ [pid 3102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3105 ./strace-static-x86_64: Process 3105 attached [pid 3105] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3105] setpgid(0, 0) = 0 [pid 3105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3105] write(3, "1000", 4) = 4 [pid 3105] close(3) = 0 [pid 3105] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3105] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3105] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3105] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3106 attached => {parent_tid=[3106]}, 88) = 3106 [pid 3106] set_robust_list(0x7f04812e39a0, 24 [pid 3105] rt_sigprocmask(SIG_SETMASK, [], [pid 3106] <... set_robust_list resumed>) = 0 [pid 3106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3106] <... futex resumed>) = 0 [pid 3106] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3105] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3106] <... futex resumed>) = 0 [pid 3106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3106] <... futex resumed>) = 0 [pid 3105] <... futex resumed>) = 1 [pid 3105] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3106] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3105] <... futex resumed>) = 0 [pid 3106] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3106] <... write resumed>) = 10 [pid 3105] <... futex resumed>) = 0 [pid 3106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3105] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3106] <... futex resumed>) = 0 [pid 3105] <... futex resumed>) = 0 [pid 3106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3105] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3105] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3107 attached => {parent_tid=[3107]}, 88) = 3107 [pid 3107] set_robust_list(0x7f04812c29a0, 24 [pid 3105] rt_sigprocmask(SIG_SETMASK, [], [pid 3107] <... set_robust_list resumed>) = 0 [pid 3105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], [pid 3105] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3105] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3107] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3107] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3105] <... futex resumed>) = 0 [pid 3107] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] exit_group(0) = ? [pid 3106] <... futex resumed>) = ? [pid 3107] <... futex resumed>) = ? [pid 3106] +++ exited with 0 +++ [pid 3107] +++ exited with 0 +++ [pid 3105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3108 ./strace-static-x86_64: Process 3108 attached [pid 3108] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3108] setpgid(0, 0) = 0 [pid 3108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3108] write(3, "1000", 4) = 4 [pid 3108] close(3) = 0 [pid 3108] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3108] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3108] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3108] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3108] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3109 attached => {parent_tid=[3109]}, 88) = 3109 [pid 3109] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3109] rt_sigprocmask(SIG_SETMASK, [], [pid 3108] rt_sigprocmask(SIG_SETMASK, [], [pid 3109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3109] <... futex resumed>) = 0 [pid 3109] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3109] <... futex resumed>) = 0 [pid 3109] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3109] <... write resumed>) = 9 [pid 3109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3109] <... futex resumed>) = 0 [pid 3109] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3109] <... futex resumed>) = 0 [pid 3109] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3108] exit_group(0 [pid 3109] <... futex resumed>) = ? [pid 3108] <... exit_group resumed>) = ? [pid 3109] +++ exited with 0 +++ [pid 3108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3110 ./strace-static-x86_64: Process 3110 attached [pid 3110] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3110] setpgid(0, 0) = 0 [pid 3110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3110] write(3, "1000", 4) = 4 [pid 3110] close(3) = 0 [pid 3110] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3110] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3111 attached => {parent_tid=[3111]}, 88) = 3111 [pid 3111] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3111] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3111] <... futex resumed>) = 0 [pid 3111] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3111] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3111] <... futex resumed>) = 0 [pid 3111] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3110] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3111] <... write resumed>) = 9 [pid 3111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3110] <... futex resumed>) = 0 [pid 3110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3111] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3110] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3111] <... write resumed>) = 10 [pid 3110] <... futex resumed>) = 0 [pid 3111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3111] <... futex resumed>) = 0 [pid 3110] <... mmap resumed>) = 0x7f04812a2000 [pid 3111] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3112 attached => {parent_tid=[3112]}, 88) = 3112 [pid 3110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3110] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3112] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3112] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3112] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3110] <... futex resumed>) = 0 [pid 3110] exit_group(0) = ? [pid 3111] <... futex resumed>) = ? [pid 3111] +++ exited with 0 +++ [pid 3112] +++ exited with 0 +++ [pid 3110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3113 ./strace-static-x86_64: Process 3113 attached [pid 3113] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3113] setpgid(0, 0) = 0 [pid 3113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3113] write(3, "1000", 4) = 4 [pid 3113] close(3) = 0 [pid 3113] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3113] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3114 attached => {parent_tid=[3114]}, 88) = 3114 [pid 3114] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3114] <... futex resumed>) = 0 [pid 3114] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3113] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3114] <... openat resumed>) = 3 [pid 3114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3114] <... futex resumed>) = 0 [pid 3114] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3114] <... futex resumed>) = 0 [pid 3113] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3114] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3113] <... futex resumed>) = 0 [pid 3114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] <... mmap resumed>) = 0x7f04812a2000 [pid 3113] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3115 attached => {parent_tid=[3115]}, 88) = 3115 [pid 3113] rt_sigprocmask(SIG_SETMASK, [], [pid 3115] set_robust_list(0x7f04812c29a0, 24 [pid 3113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3115] <... set_robust_list resumed>) = 0 [pid 3113] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3115] rt_sigprocmask(SIG_SETMASK, [], [pid 3113] <... futex resumed>) = 0 [pid 3113] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3115] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3115] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3113] <... futex resumed>) = 0 [pid 3113] exit_group(0 [pid 3115] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] <... exit_group resumed>) = ? [pid 3115] <... futex resumed>) = ? [pid 3115] +++ exited with 0 +++ [pid 3114] <... futex resumed>) = ? [pid 3114] +++ exited with 0 +++ [pid 3113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3116 attached [pid 3116] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3116] setpgid(0, 0 [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3116 [pid 3116] <... setpgid resumed>) = 0 [pid 3116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3116] write(3, "1000", 4) = 4 [pid 3116] close(3) = 0 [pid 3116] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3116] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3117]}, 88) = 3117 [pid 3116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3117 attached [pid 3117] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3117] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3116] <... futex resumed>) = 0 [pid 3116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3117] <... futex resumed>) = 1 [pid 3117] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3116] <... futex resumed>) = 0 [pid 3116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3116] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3118 attached [pid 3117] <... futex resumed>) = 1 [pid 3116] <... clone3 resumed> => {parent_tid=[3118]}, 88) = 3118 [pid 3117] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3117] <... write resumed>) = 10 [pid 3116] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3116] <... futex resumed>) = 0 [pid 3117] <... futex resumed>) = 0 [pid 3116] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3117] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3118] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3118] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3118] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3116] <... futex resumed>) = 0 [pid 3116] exit_group(0 [pid 3117] <... futex resumed>) = ? [pid 3116] <... exit_group resumed>) = ? [pid 3117] +++ exited with 0 +++ [pid 3118] +++ exited with 0 +++ [pid 3116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3119 ./strace-static-x86_64: Process 3119 attached [pid 3119] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3119] setpgid(0, 0) = 0 [pid 3119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3119] write(3, "1000", 4) = 4 [pid 3119] close(3) = 0 [pid 3119] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3119] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3119] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3120 attached => {parent_tid=[3120]}, 88) = 3120 [pid 3120] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3120] <... futex resumed>) = 0 [pid 3120] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3120] <... futex resumed>) = 0 [pid 3120] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3119] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3120] <... futex resumed>) = 0 [pid 3119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3120] <... futex resumed>) = 0 [pid 3120] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3120] <... futex resumed>) = 0 [pid 3120] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3119] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3120] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] <... futex resumed>) = 0 [pid 3119] exit_group(0) = ? [pid 3120] <... futex resumed>) = ? [pid 3120] +++ exited with 0 +++ [pid 3119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3121 ./strace-static-x86_64: Process 3121 attached [pid 3121] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3121] setpgid(0, 0) = 0 [pid 3121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3121] write(3, "1000", 4) = 4 [pid 3121] close(3) = 0 [pid 3121] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3121] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3121] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3122 attached => {parent_tid=[3122]}, 88) = 3122 [pid 3122] set_robust_list(0x7f04812e39a0, 24 [pid 3121] rt_sigprocmask(SIG_SETMASK, [], [pid 3122] <... set_robust_list resumed>) = 0 [pid 3122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3122] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3121] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3122] <... futex resumed>) = 0 [pid 3122] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3121] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3122] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3121] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3122] <... futex resumed>) = 0 [pid 3122] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3122] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3121] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3122] <... futex resumed>) = 0 [pid 3121] <... futex resumed>) = 1 [pid 3122] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3122] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3122] <... futex resumed>) = 0 [pid 3121] <... futex resumed>) = 1 [pid 3122] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3121] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3122] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3122] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3122] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] exit_group(0) = ? [pid 3122] <... futex resumed>) = ? [pid 3122] +++ exited with 0 +++ [pid 3121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3123 ./strace-static-x86_64: Process 3123 attached [pid 3123] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3123] setpgid(0, 0) = 0 [pid 3123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3123] write(3, "1000", 4) = 4 [pid 3123] close(3) = 0 [pid 3123] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3123] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3124]}, 88) = 3124 [pid 3123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3123] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3124 attached [pid 3124] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3124] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3124] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... futex resumed>) = 0 [pid 3123] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3124] <... futex resumed>) = 1 [pid 3124] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3124] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... futex resumed>) = 0 [pid 3123] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3123] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3123] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3125 attached => {parent_tid=[3125]}, 88) = 3125 [pid 3123] rt_sigprocmask(SIG_SETMASK, [], [pid 3125] set_robust_list(0x7f04812c29a0, 24 [pid 3123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3123] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3123] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3124] <... futex resumed>) = 1 [pid 3124] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3125] <... set_robust_list resumed>) = 0 [pid 3124] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3124] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3125] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3125] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... futex resumed>) = 0 [pid 3123] exit_group(0) = ? [pid 3125] <... futex resumed>) = ? [pid 3124] <... futex resumed>) = ? [pid 3125] +++ exited with 0 +++ [pid 3124] +++ exited with 0 +++ [pid 3123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3126 ./strace-static-x86_64: Process 3126 attached [pid 3126] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3126] setpgid(0, 0) = 0 [pid 3126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3126] write(3, "1000", 4) = 4 [pid 3126] close(3) = 0 [pid 3126] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3126] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3126] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3126] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3127 attached => {parent_tid=[3127]}, 88) = 3127 [pid 3126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3126] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3127] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3127] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3127] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3126] <... futex resumed>) = 0 [pid 3126] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3127] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3127] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3126] <... futex resumed>) = 0 [pid 3126] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3127] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3126] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3126] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3126] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3127] <... write resumed>) = 10 [pid 3126] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3127] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3128]}, 88) = 3128 [pid 3127] <... futex resumed>) = 0 [pid 3126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3126] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3126] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3128 attached [pid 3128] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3128] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3128] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3126] <... futex resumed>) = 0 [pid 3126] exit_group(0) = ? [pid 3128] <... futex resumed>) = ? [pid 3128] +++ exited with 0 +++ [pid 3127] +++ exited with 0 +++ [pid 3126] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3129 attached , child_tidptr=0x5555566c5690) = 3129 [pid 3129] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3129] setpgid(0, 0) = 0 [pid 3129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3129] write(3, "1000", 4) = 4 [pid 3129] close(3) = 0 [pid 3129] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3129] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3129] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3129] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3130]}, 88) = 3130 ./strace-static-x86_64: Process 3130 attached [pid 3130] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3130] <... futex resumed>) = 0 [pid 3130] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3129] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3130] <... openat resumed>) = 3 [pid 3130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3130] <... futex resumed>) = 0 [pid 3130] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3129] <... futex resumed>) = 1 [pid 3130] <... write resumed>) = 9 [pid 3130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3130] <... futex resumed>) = 0 [pid 3130] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3130] <... futex resumed>) = 0 [pid 3130] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3129] exit_group(0) = ? [pid 3130] <... futex resumed>) = ? [pid 3130] +++ exited with 0 +++ [pid 3129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3131 attached , child_tidptr=0x5555566c5690) = 3131 [pid 3131] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3131] setpgid(0, 0) = 0 [pid 3131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3131] write(3, "1000", 4) = 4 [pid 3131] close(3) = 0 [pid 3131] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3131] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3131] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3132]}, 88) = 3132 [pid 3131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3131] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3132 attached [pid 3132] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3132] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3132] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3131] <... futex resumed>) = 0 [pid 3131] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3132] <... futex resumed>) = 1 [pid 3132] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3132] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3131] <... futex resumed>) = 0 [pid 3131] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3131] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3131] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3133]}, 88) = 3133 [pid 3131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3131] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3132] <... futex resumed>) = 1 [pid 3132] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3132] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3132] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3133 attached [pid 3133] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3133] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3133] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3131] <... futex resumed>) = 0 [pid 3131] exit_group(0) = ? [pid 3132] <... futex resumed>) = ? [pid 3132] +++ exited with 0 +++ [pid 3133] +++ exited with 0 +++ [pid 3131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3134 ./strace-static-x86_64: Process 3134 attached [pid 3134] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3134] setpgid(0, 0) = 0 [pid 3134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3134] write(3, "1000", 4) = 4 [pid 3134] close(3) = 0 [pid 3134] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3134] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3135]}, 88) = 3135 [pid 3134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3134] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3135 attached [pid 3135] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3135] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3135] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3134] <... futex resumed>) = 0 [pid 3134] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3135] <... futex resumed>) = 1 [pid 3135] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3135] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3134] <... futex resumed>) = 0 [pid 3134] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3134] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3134] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3136]}, 88) = 3136 [pid 3134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3134] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3135] <... futex resumed>) = 1 [pid 3135] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3135] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3135] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3136 attached [pid 3136] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3136] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3136] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3134] <... futex resumed>) = 0 [pid 3134] exit_group(0) = ? [pid 3136] <... futex resumed>) = ? [pid 3135] <... futex resumed>) = ? [pid 3135] +++ exited with 0 +++ [pid 3136] +++ exited with 0 +++ [pid 3134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3137 ./strace-static-x86_64: Process 3137 attached [pid 3137] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3137] setpgid(0, 0) = 0 [pid 3137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3137] write(3, "1000", 4) = 4 [pid 3137] close(3) = 0 [pid 3137] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3137] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3138]}, 88) = 3138 [pid 3137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3138 attached [pid 3138] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3138] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3137] <... futex resumed>) = 0 [pid 3137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3138] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3137] <... futex resumed>) = 0 [pid 3137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3137] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3139]}, 88) = 3139 [pid 3137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3137] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3139 attached [pid 3139] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3139] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3138] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3139] <... write resumed>) = 10 [pid 3138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3139] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3137] <... futex resumed>) = 0 [pid 3137] exit_group(0) = ? [pid 3138] <... futex resumed>) = ? [pid 3139] <... futex resumed>) = ? [pid 3139] +++ exited with 0 +++ [pid 3138] +++ exited with 0 +++ [pid 3137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3140 ./strace-static-x86_64: Process 3140 attached [pid 3140] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3140] setpgid(0, 0) = 0 [pid 3140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3140] write(3, "1000", 4) = 4 [pid 3140] close(3) = 0 [pid 3140] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3140] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3141 attached => {parent_tid=[3141]}, 88) = 3141 [pid 3141] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3140] rt_sigprocmask(SIG_SETMASK, [], [pid 3141] rt_sigprocmask(SIG_SETMASK, [], [pid 3140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3141] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3140] <... futex resumed>) = 0 [pid 3141] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3140] <... futex resumed>) = 0 [pid 3141] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3140] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3141] <... write resumed>) = 9 [pid 3141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] <... futex resumed>) = 0 [pid 3141] <... futex resumed>) = 1 [pid 3140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3141] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3140] <... futex resumed>) = 0 [pid 3141] <... write resumed>) = 10 [pid 3140] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] <... futex resumed>) = 0 [pid 3141] <... futex resumed>) = 0 [pid 3140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3141] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3140] <... mmap resumed>) = 0x7f04812a2000 [pid 3140] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3142 attached => {parent_tid=[3142]}, 88) = 3142 [pid 3142] set_robust_list(0x7f04812c29a0, 24 [pid 3140] rt_sigprocmask(SIG_SETMASK, [], [pid 3142] <... set_robust_list resumed>) = 0 [pid 3140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3142] rt_sigprocmask(SIG_SETMASK, [], [pid 3140] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3140] <... futex resumed>) = 0 [pid 3142] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3140] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3142] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3142] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] <... futex resumed>) = 0 [pid 3142] <... futex resumed>) = 1 [pid 3140] exit_group(0 [pid 3142] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3140] <... exit_group resumed>) = ? [pid 3141] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 3142] <... futex resumed>) = ? [pid 3141] +++ exited with 0 +++ [pid 3142] +++ exited with 0 +++ [pid 3140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3143 ./strace-static-x86_64: Process 3143 attached [pid 3143] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3143] setpgid(0, 0) = 0 [pid 3143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3143] write(3, "1000", 4) = 4 [pid 3143] close(3) = 0 [pid 3143] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3143] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3144 attached => {parent_tid=[3144]}, 88) = 3144 [pid 3144] set_robust_list(0x7f04812e39a0, 24 [pid 3143] rt_sigprocmask(SIG_SETMASK, [], [pid 3144] <... set_robust_list resumed>) = 0 [pid 3143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3144] rt_sigprocmask(SIG_SETMASK, [], [pid 3143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3143] <... futex resumed>) = 0 [pid 3143] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3144] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3143] <... futex resumed>) = 0 [pid 3143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3144] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3143] <... futex resumed>) = 0 [pid 3143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3143] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3145]}, 88) = 3145 ./strace-static-x86_64: Process 3145 attached [pid 3143] rt_sigprocmask(SIG_SETMASK, [], [pid 3145] set_robust_list(0x7f04812c29a0, 24 [pid 3143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3145] <... set_robust_list resumed>) = 0 [pid 3143] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3145] rt_sigprocmask(SIG_SETMASK, [], [pid 3143] <... futex resumed>) = 0 [pid 3145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3143] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3145] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3145] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3143] <... futex resumed>) = 0 [pid 3145] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3144] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3144] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3143] exit_group(0) = ? [pid 3145] <... futex resumed>) = ? [pid 3144] <... futex resumed>) = ? [pid 3145] +++ exited with 0 +++ [pid 3144] +++ exited with 0 +++ [pid 3143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3146 ./strace-static-x86_64: Process 3146 attached [pid 3146] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3146] setpgid(0, 0) = 0 [pid 3146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3146] write(3, "1000", 4) = 4 [pid 3146] close(3) = 0 [pid 3146] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3146] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3146] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3147 attached => {parent_tid=[3147]}, 88) = 3147 [pid 3147] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3147] <... futex resumed>) = 0 [pid 3146] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3147] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3146] <... futex resumed>) = 0 [pid 3146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3147] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3146] <... futex resumed>) = 0 [pid 3146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3147] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3146] <... futex resumed>) = 0 [pid 3146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3146] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3147] <... write resumed>) = 10 [pid 3146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] <... clone3 resumed> => {parent_tid=[3148]}, 88) = 3148 [pid 3146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3146] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3146] <... futex resumed>) = 0 [pid 3146] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3148 attached [pid 3148] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3148] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3148] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3146] <... futex resumed>) = 0 [pid 3146] exit_group(0) = ? [pid 3147] <... futex resumed>) = ? [pid 3148] <... futex resumed>) = ? [pid 3148] +++ exited with 0 +++ [pid 3147] +++ exited with 0 +++ [pid 3146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3149 ./strace-static-x86_64: Process 3149 attached [pid 3149] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3149] setpgid(0, 0) = 0 [pid 3149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3149] write(3, "1000", 4) = 4 [pid 3149] close(3) = 0 [pid 3149] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3149] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3149] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3149] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3150]}, 88) = 3150 [pid 3149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3149] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3150 attached [pid 3150] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3150] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3150] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] <... futex resumed>) = 0 [pid 3149] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3150] <... futex resumed>) = 1 [pid 3150] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3150] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] <... futex resumed>) = 0 [pid 3149] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3149] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3149] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3151]}, 88) = 3151 [pid 3149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3149] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3150] <... futex resumed>) = 1 [pid 3150] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3150] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3150] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3151 attached [pid 3151] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3151] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3151] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] <... futex resumed>) = 0 [pid 3149] exit_group(0) = ? [pid 3150] <... futex resumed>) = ? [pid 3150] +++ exited with 0 +++ [pid 3151] <... futex resumed>) = ? [pid 3151] +++ exited with 0 +++ [pid 3149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3152 attached , child_tidptr=0x5555566c5690) = 3152 [pid 3152] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3152] setpgid(0, 0) = 0 [pid 3152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3152] write(3, "1000", 4) = 4 [pid 3152] close(3) = 0 [pid 3152] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3152] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3152] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3153 attached => {parent_tid=[3153]}, 88) = 3153 [pid 3153] set_robust_list(0x7f04812e39a0, 24 [pid 3152] rt_sigprocmask(SIG_SETMASK, [], [pid 3153] <... set_robust_list resumed>) = 0 [pid 3152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3153] rt_sigprocmask(SIG_SETMASK, [], [pid 3152] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3152] <... futex resumed>) = 0 [pid 3153] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3152] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3153] <... openat resumed>) = 3 [pid 3153] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3152] <... futex resumed>) = 0 [pid 3153] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3152] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3153] <... write resumed>) = 9 [pid 3152] <... futex resumed>) = 0 [pid 3153] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3153] <... futex resumed>) = 0 [pid 3152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3153] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3152] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3152] <... futex resumed>) = 0 [pid 3153] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3152] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3153] <... write resumed>) = 10 [pid 3152] <... futex resumed>) = 0 [pid 3153] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3153] <... futex resumed>) = 0 [pid 3152] <... mmap resumed>) = 0x7f04812a2000 [pid 3153] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3152] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3152] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3152] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3154 attached => {parent_tid=[3154]}, 88) = 3154 [pid 3154] set_robust_list(0x7f04812c29a0, 24 [pid 3152] rt_sigprocmask(SIG_SETMASK, [], [pid 3154] <... set_robust_list resumed>) = 0 [pid 3152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3154] rt_sigprocmask(SIG_SETMASK, [], [pid 3152] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3152] <... futex resumed>) = 0 [pid 3154] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3152] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3154] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3154] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] <... futex resumed>) = 0 [pid 3154] <... futex resumed>) = 1 [pid 3152] exit_group(0 [pid 3154] ????( [pid 3153] <... futex resumed>) = ? [pid 3152] <... exit_group resumed>) = ? [pid 3154] <... ???? resumed>) = ? [pid 3153] +++ exited with 0 +++ [pid 3154] +++ exited with 0 +++ [pid 3152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3155 ./strace-static-x86_64: Process 3155 attached [pid 3155] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3155] setpgid(0, 0) = 0 [pid 3155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3155] write(3, "1000", 4) = 4 [pid 3155] close(3) = 0 [pid 3155] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3155] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3155] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3156 attached => {parent_tid=[3156]}, 88) = 3156 [pid 3155] rt_sigprocmask(SIG_SETMASK, [], [pid 3156] set_robust_list(0x7f04812e39a0, 24 [pid 3155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3155] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3156] <... set_robust_list resumed>) = 0 [pid 3156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3156] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3156] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3155] <... futex resumed>) = 0 [pid 3155] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3156] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3155] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3156] <... write resumed>) = 9 [pid 3156] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3155] <... futex resumed>) = 0 [pid 3155] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3156] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3155] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3156] <... write resumed>) = 10 [pid 3156] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3156] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3155] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3157 attached => {parent_tid=[3157]}, 88) = 3157 [pid 3155] rt_sigprocmask(SIG_SETMASK, [], [pid 3157] set_robust_list(0x7f04812c29a0, 24 [pid 3155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3155] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3157] <... set_robust_list resumed>) = 0 [pid 3157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3157] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3157] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3155] <... futex resumed>) = 0 [pid 3155] exit_group(0) = ? [pid 3156] <... futex resumed>) = ? [pid 3156] +++ exited with 0 +++ [pid 3157] +++ exited with 0 +++ [pid 3155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3158 ./strace-static-x86_64: Process 3158 attached [pid 3158] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3158] setpgid(0, 0) = 0 [pid 3158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3158] write(3, "1000", 4) = 4 [pid 3158] close(3) = 0 [pid 3158] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3158] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3158] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3158] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3159 attached => {parent_tid=[3159]}, 88) = 3159 [pid 3159] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3159] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3158] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3159] <... futex resumed>) = 0 [pid 3159] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3158] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3159] <... openat resumed>) = 3 [pid 3159] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3159] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3158] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3159] <... futex resumed>) = 0 [pid 3159] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3158] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3159] <... write resumed>) = 9 [pid 3159] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3158] <... futex resumed>) = 0 [pid 3158] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3159] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3158] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3159] <... write resumed>) = 10 [pid 3158] <... futex resumed>) = 0 [pid 3159] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3159] <... futex resumed>) = 0 [pid 3158] <... mmap resumed>) = 0x7f04812a2000 [pid 3159] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3158] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3160 attached => {parent_tid=[3160]}, 88) = 3160 [pid 3158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3158] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3158] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3160] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3160] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3160] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3158] <... futex resumed>) = 0 [pid 3158] exit_group(0) = ? [pid 3159] <... futex resumed>) = ? [pid 3159] +++ exited with 0 +++ [pid 3160] +++ exited with 0 +++ [pid 3158] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3161 ./strace-static-x86_64: Process 3161 attached [pid 3161] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3161] setpgid(0, 0) = 0 [pid 3161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3161] write(3, "1000", 4) = 4 [pid 3161] close(3) = 0 [pid 3161] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3161] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3161] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3161] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3162 attached => {parent_tid=[3162]}, 88) = 3162 [pid 3161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3161] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3162] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3162] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3162] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3161] <... futex resumed>) = 0 [pid 3161] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3162] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3162] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3161] <... futex resumed>) = 0 [pid 3161] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3161] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3161] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3163 attached [pid 3163] set_robust_list(0x7f04812c29a0, 24 [pid 3161] <... clone3 resumed> => {parent_tid=[3163]}, 88) = 3163 [pid 3163] <... set_robust_list resumed>) = 0 [pid 3161] rt_sigprocmask(SIG_SETMASK, [], [pid 3163] rt_sigprocmask(SIG_SETMASK, [], [pid 3161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3161] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3163] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3161] <... futex resumed>) = 0 [pid 3163] <... write resumed>) = 10 [pid 3161] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3162] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3163] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3161] <... futex resumed>) = 0 [pid 3163] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3162] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3162] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3162] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3161] exit_group(0) = ? [pid 3163] <... futex resumed>) = ? [pid 3163] +++ exited with 0 +++ [pid 3162] <... futex resumed>) = ? [pid 3162] +++ exited with 0 +++ [pid 3161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3164 ./strace-static-x86_64: Process 3164 attached [pid 3164] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3164] setpgid(0, 0) = 0 [pid 3164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3164] write(3, "1000", 4) = 4 [pid 3164] close(3) = 0 [pid 3164] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3164] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3164] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3165]}, 88) = 3165 [pid 3164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3165 attached [pid 3165] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3165] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3165] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3164] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3164] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3165] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3164] <... clone3 resumed> => {parent_tid=[3166]}, 88) = 3166 [pid 3164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3164] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3166 attached [pid 3166] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3166] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3166] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3164] exit_group(0) = ? [pid 3165] <... futex resumed>) = ? [pid 3165] +++ exited with 0 +++ [pid 3166] +++ exited with 0 +++ [pid 3164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3167 ./strace-static-x86_64: Process 3167 attached [pid 3167] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3167] setpgid(0, 0) = 0 [pid 3167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3167] write(3, "1000", 4) = 4 [pid 3167] close(3) = 0 [pid 3167] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3167] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3167] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3168 attached [pid 3168] set_robust_list(0x7f04812e39a0, 24 [pid 3167] <... clone3 resumed> => {parent_tid=[3168]}, 88) = 3168 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], [pid 3168] <... set_robust_list resumed>) = 0 [pid 3168] rt_sigprocmask(SIG_SETMASK, [], [pid 3167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3167] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3168] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3167] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3168] <... openat resumed>) = 3 [pid 3168] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3167] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3168] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3168] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3167] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3167] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3168] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3167] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3169 attached [pid 3168] <... write resumed>) = 10 [pid 3167] <... clone3 resumed> => {parent_tid=[3169]}, 88) = 3169 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3167] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3169] set_robust_list(0x7f04812c29a0, 24 [pid 3168] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3169] <... set_robust_list resumed>) = 0 [pid 3168] <... futex resumed>) = 0 [pid 3169] rt_sigprocmask(SIG_SETMASK, [], [pid 3168] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3169] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3169] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3167] exit_group(0 [pid 3168] <... futex resumed>) = ? [pid 3167] <... exit_group resumed>) = ? [pid 3168] +++ exited with 0 +++ [pid 3169] +++ exited with 0 +++ [pid 3167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3170 attached [pid 3170] set_robust_list(0x5555566c56a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3170 [pid 3170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3170] setpgid(0, 0) = 0 [pid 3170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3170] write(3, "1000", 4) = 4 [pid 3170] close(3) = 0 [pid 3170] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3170] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3170] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3170] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3171 attached => {parent_tid=[3171]}, 88) = 3171 [pid 3171] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3171] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3170] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3171] <... futex resumed>) = 0 [pid 3171] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3170] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3171] <... openat resumed>) = 3 [pid 3171] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3171] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3170] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3171] <... futex resumed>) = 0 [pid 3170] <... futex resumed>) = 1 [pid 3171] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3171] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3171] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3170] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3171] <... futex resumed>) = 0 [pid 3171] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3171] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3171] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3171] <... futex resumed>) = 0 [pid 3171] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3171] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3171] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3170] exit_group(0) = ? [pid 3171] <... futex resumed>) = ? [pid 3171] +++ exited with 0 +++ [pid 3170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3172 ./strace-static-x86_64: Process 3172 attached [pid 3172] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3172] setpgid(0, 0) = 0 [pid 3172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3172] write(3, "1000", 4) = 4 [pid 3172] close(3) = 0 [pid 3172] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3172] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3173 attached [pid 3173] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3173] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3172] <... clone3 resumed> => {parent_tid=[3173]}, 88) = 3173 [pid 3172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3172] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3173] <... futex resumed>) = 0 [pid 3172] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3173] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3173] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3173] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3172] <... futex resumed>) = 0 [pid 3172] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3173] <... futex resumed>) = 0 [pid 3172] <... futex resumed>) = 1 [pid 3173] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3172] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3173] <... write resumed>) = 9 [pid 3173] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3172] <... futex resumed>) = 0 [pid 3173] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3172] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3173] <... futex resumed>) = 0 [pid 3172] <... futex resumed>) = 1 [pid 3173] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3172] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3173] <... write resumed>) = 10 [pid 3172] <... futex resumed>) = 0 [pid 3172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3172] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3173] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3172] <... mprotect resumed>) = 0 [pid 3173] <... futex resumed>) = 0 [pid 3172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3173] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3174 attached => {parent_tid=[3174]}, 88) = 3174 [pid 3174] set_robust_list(0x7f04812c29a0, 24 [pid 3172] rt_sigprocmask(SIG_SETMASK, [], [pid 3174] <... set_robust_list resumed>) = 0 [pid 3172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3174] rt_sigprocmask(SIG_SETMASK, [], [pid 3172] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3172] <... futex resumed>) = 0 [pid 3174] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3172] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3174] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3174] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3172] <... futex resumed>) = 0 [pid 3174] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3172] exit_group(0) = ? [pid 3173] <... futex resumed>) = ? [pid 3173] +++ exited with 0 +++ [pid 3174] <... futex resumed>) = ? [pid 3174] +++ exited with 0 +++ [pid 3172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3175 ./strace-static-x86_64: Process 3175 attached [pid 3175] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3175] setpgid(0, 0) = 0 [pid 3175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3175] write(3, "1000", 4) = 4 [pid 3175] close(3) = 0 [pid 3175] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3175] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3176 attached => {parent_tid=[3176]}, 88) = 3176 [pid 3175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3175] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3176] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3176] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3176] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3175] <... futex resumed>) = 0 [pid 3175] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3176] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3176] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3175] <... futex resumed>) = 0 [pid 3175] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3175] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3176] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3175] <... mprotect resumed>) = 0 [pid 3175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3176] <... write resumed>) = 10 [pid 3176] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3175] <... clone3 resumed> => {parent_tid=[3177]}, 88) = 3177 [pid 3175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3175] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3177 attached [pid 3177] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3177] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3177] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3175] <... futex resumed>) = 0 [pid 3176] <... futex resumed>) = 0 [pid 3175] exit_group(0) = ? [pid 3177] <... futex resumed>) = ? [pid 3177] +++ exited with 0 +++ [pid 3176] +++ exited with 0 +++ [pid 3175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3178 attached , child_tidptr=0x5555566c5690) = 3178 [pid 3178] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3178] setpgid(0, 0) = 0 [pid 3178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3178] write(3, "1000", 4) = 4 [pid 3178] close(3) = 0 [pid 3178] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3178] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3178] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3179 attached => {parent_tid=[3179]}, 88) = 3179 [pid 3179] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3179] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3178] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3179] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3179] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3178] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3178] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3178] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3179] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3179] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3178] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3179] <... futex resumed>) = 0 [pid 3178] <... futex resumed>) = 1 [pid 3179] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3179] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3178] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3179] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3179] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3178] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3178] exit_group(0) = ? [pid 3179] <... futex resumed>) = ? [pid 3179] +++ exited with 0 +++ [pid 3178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3180 ./strace-static-x86_64: Process 3180 attached [pid 3180] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3180] setpgid(0, 0) = 0 [pid 3180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3180] write(3, "1000", 4) = 4 [pid 3180] close(3) = 0 [pid 3180] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3180] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3180] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3180] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3181]}, 88) = 3181 [pid 3180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3180] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3181 attached [pid 3181] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3181] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3181] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3180] <... futex resumed>) = 0 [pid 3180] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3181] <... futex resumed>) = 1 [pid 3181] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3181] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3180] <... futex resumed>) = 0 [pid 3180] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3180] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3180] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3182]}, 88) = 3182 [pid 3180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3180] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3181] <... futex resumed>) = 1 [pid 3181] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3181] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3181] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3182 attached [pid 3182] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3182] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3182] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3180] <... futex resumed>) = 0 [pid 3180] exit_group(0 [pid 3182] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 3180] <... exit_group resumed>) = ? [pid 3182] +++ exited with 0 +++ [pid 3181] <... futex resumed>) = ? [pid 3181] +++ exited with 0 +++ [pid 3180] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3183 ./strace-static-x86_64: Process 3183 attached [pid 3183] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3183] setpgid(0, 0) = 0 [pid 3183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3183] write(3, "1000", 4) = 4 [pid 3183] close(3) = 0 [pid 3183] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3183] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3183] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3184 attached => {parent_tid=[3184]}, 88) = 3184 [pid 3184] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3184] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3183] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3183] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3184] <... futex resumed>) = 0 [pid 3184] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3184] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3183] <... futex resumed>) = 0 [pid 3183] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3184] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3184] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3183] <... futex resumed>) = 0 [pid 3183] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3183] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3183] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3184] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3184] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3184] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3183] <... clone3 resumed> => {parent_tid=[3185]}, 88) = 3185 [pid 3183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3183] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3185 attached [pid 3185] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3185] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3185] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3183] <... futex resumed>) = 0 [pid 3183] exit_group(0) = ? [pid 3184] <... futex resumed>) = ? [pid 3184] +++ exited with 0 +++ [pid 3185] +++ exited with 0 +++ [pid 3183] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3186 ./strace-static-x86_64: Process 3186 attached [pid 3186] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3186] setpgid(0, 0) = 0 [pid 3186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3186] write(3, "1000", 4) = 4 [pid 3186] close(3) = 0 [pid 3186] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3186] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3187]}, 88) = 3187 [pid 3186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3187 attached [pid 3187] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3187] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... futex resumed>) = 0 [pid 3186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3187] <... futex resumed>) = 1 [pid 3187] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... futex resumed>) = 0 [pid 3186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3186] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3188]}, 88) = 3188 [pid 3186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3186] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3187] <... futex resumed>) = 1 [pid 3187] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3187] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3188 attached [pid 3188] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3188] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3188] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... futex resumed>) = 0 [pid 3186] exit_group(0) = ? [pid 3187] <... futex resumed>) = ? [pid 3187] +++ exited with 0 +++ [pid 3188] <... futex resumed>) = ? [pid 3188] +++ exited with 0 +++ [pid 3186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3189 ./strace-static-x86_64: Process 3189 attached [pid 3189] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3189] setpgid(0, 0) = 0 [pid 3189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3189] write(3, "1000", 4) = 4 [pid 3189] close(3) = 0 [pid 3189] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3189] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3189] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3189] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3190 attached => {parent_tid=[3190]}, 88) = 3190 [pid 3190] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3189] rt_sigprocmask(SIG_SETMASK, [], [pid 3190] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3189] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3190] <... futex resumed>) = 0 [pid 3190] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3189] <... futex resumed>) = 0 [pid 3190] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3190] <... futex resumed>) = 0 [pid 3189] <... futex resumed>) = 1 [pid 3190] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3190] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3190] <... futex resumed>) = 0 [pid 3189] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3190] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3190] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] <... futex resumed>) = 0 [pid 3189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3189] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3189] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3191 attached [pid 3191] set_robust_list(0x7f04812c29a0, 24 [pid 3189] <... clone3 resumed> => {parent_tid=[3191]}, 88) = 3191 [pid 3191] <... set_robust_list resumed>) = 0 [pid 3189] rt_sigprocmask(SIG_SETMASK, [], [pid 3191] rt_sigprocmask(SIG_SETMASK, [], [pid 3189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3189] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3191] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3189] <... futex resumed>) = 0 [pid 3189] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3191] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3191] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3189] <... futex resumed>) = 0 [pid 3191] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] exit_group(0) = ? [pid 3190] <... futex resumed>) = ? [pid 3190] +++ exited with 0 +++ [pid 3191] <... futex resumed>) = ? [pid 3191] +++ exited with 0 +++ [pid 3189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3192 ./strace-static-x86_64: Process 3192 attached [pid 3192] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3192] setpgid(0, 0) = 0 [pid 3192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3192] write(3, "1000", 4) = 4 [pid 3192] close(3) = 0 [pid 3192] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3192] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3192] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3193 attached => {parent_tid=[3193]}, 88) = 3193 [pid 3193] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3193] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3193] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3193] <... futex resumed>) = 0 [pid 3193] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3192] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3193] <... openat resumed>) = 3 [pid 3193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3192] <... futex resumed>) = 0 [pid 3192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3193] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3192] <... futex resumed>) = 0 [pid 3192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3192] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3193] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3193] <... futex resumed>) = 0 [pid 3193] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3194]}, 88) = 3194 ./strace-static-x86_64: Process 3194 attached [pid 3192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3192] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3194] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3194] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3194] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3192] <... futex resumed>) = 0 [pid 3192] exit_group(0) = ? [pid 3193] <... futex resumed>) = ? [pid 3193] +++ exited with 0 +++ [pid 3194] +++ exited with 0 +++ [pid 3192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3195 ./strace-static-x86_64: Process 3195 attached [pid 3195] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3195] setpgid(0, 0) = 0 [pid 3195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3195] write(3, "1000", 4) = 4 [pid 3195] close(3) = 0 [pid 3195] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3195] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3195] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3195] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3195] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3196 attached [pid 3196] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] <... clone3 resumed> => {parent_tid=[3196]}, 88) = 3196 [pid 3195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3196] <... futex resumed>) = 0 [pid 3195] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3196] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] <... futex resumed>) = 0 [pid 3195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3196] <... futex resumed>) = 0 [pid 3196] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3195] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3196] <... write resumed>) = 9 [pid 3196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3196] <... futex resumed>) = 0 [pid 3196] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3196] <... futex resumed>) = 0 [pid 3195] <... futex resumed>) = 1 [pid 3196] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3195] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3195] exit_group(0) = ? [pid 3196] <... futex resumed>) = ? [pid 3196] +++ exited with 0 +++ [pid 3195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3197 ./strace-static-x86_64: Process 3197 attached [pid 3197] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3197] setpgid(0, 0) = 0 [pid 3197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3197] write(3, "1000", 4) = 4 [pid 3197] close(3) = 0 [pid 3197] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3197] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3198]}, 88) = 3198 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3197] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3198 attached [pid 3198] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3198] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3198] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3197] <... futex resumed>) = 0 [pid 3197] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3198] <... futex resumed>) = 1 [pid 3198] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3198] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3197] <... futex resumed>) = 0 [pid 3197] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3197] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3199]}, 88) = 3199 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3197] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3198] <... futex resumed>) = 1 [pid 3198] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3198] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3198] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3199 attached [pid 3199] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3199] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3199] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3197] <... futex resumed>) = 0 [pid 3197] exit_group(0) = ? [pid 3198] <... futex resumed>) = ? [pid 3198] +++ exited with 0 +++ [pid 3199] <... futex resumed>) = ? [pid 3199] +++ exited with 0 +++ [pid 3197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3200 attached , child_tidptr=0x5555566c5690) = 3200 [pid 3200] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3200] setpgid(0, 0) = 0 [pid 3200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3200] write(3, "1000", 4) = 4 [pid 3200] close(3) = 0 [pid 3200] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3200] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3201 attached => {parent_tid=[3201]}, 88) = 3201 [pid 3201] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3201] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3200] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3201] <... futex resumed>) = 0 [pid 3200] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3201] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3201] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3200] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3201] <... futex resumed>) = 0 [pid 3200] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3201] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3201] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3200] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] <... futex resumed>) = 0 [pid 3200] <... futex resumed>) = 1 [pid 3201] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3201] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3201] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3200] <... futex resumed>) = 0 [pid 3201] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3200] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3201] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] <... futex resumed>) = 0 [pid 3200] exit_group(0) = ? [pid 3201] <... futex resumed>) = ? [pid 3201] +++ exited with 0 +++ [pid 3200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3202 ./strace-static-x86_64: Process 3202 attached [pid 3202] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3202] setpgid(0, 0) = 0 [pid 3202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3202] write(3, "1000", 4) = 4 [pid 3202] close(3) = 0 [pid 3202] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3202] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3202] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3202] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3203 attached => {parent_tid=[3203]}, 88) = 3203 [pid 3202] rt_sigprocmask(SIG_SETMASK, [], [pid 3203] set_robust_list(0x7f04812e39a0, 24 [pid 3202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3202] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3202] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3203] <... set_robust_list resumed>) = 0 [pid 3203] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3203] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3203] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3202] <... futex resumed>) = 0 [pid 3202] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3202] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3203] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3203] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3202] <... futex resumed>) = 0 [pid 3202] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3203] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3202] <... futex resumed>) = 0 [pid 3202] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3202] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3202] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3203] <... write resumed>) = 10 ./strace-static-x86_64: Process 3204 attached [pid 3203] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3204] set_robust_list(0x7f04812c29a0, 24 [pid 3203] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3204] <... set_robust_list resumed>) = 0 [pid 3202] <... clone3 resumed> => {parent_tid=[3204]}, 88) = 3204 [pid 3202] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3202] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3202] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3204] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3204] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3202] <... futex resumed>) = 0 [pid 3204] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3202] exit_group(0) = ? [pid 3203] <... futex resumed>) = ? [pid 3204] <... futex resumed>) = 231 [pid 3203] +++ exited with 0 +++ [pid 3204] +++ exited with 0 +++ [pid 3202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3205 ./strace-static-x86_64: Process 3205 attached [pid 3205] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3205] setpgid(0, 0) = 0 [pid 3205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3205] write(3, "1000", 4) = 4 [pid 3205] close(3) = 0 [pid 3205] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3205] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3205] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3205] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3205] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3206]}, 88) = 3206 [pid 3205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3205] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3205] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3206 attached [pid 3206] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3206] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3206] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3206] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3205] <... futex resumed>) = 0 [pid 3206] <... futex resumed>) = 1 [pid 3205] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3206] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3205] <... futex resumed>) = 0 [pid 3206] <... write resumed>) = 9 [pid 3205] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3206] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3206] <... futex resumed>) = 0 [pid 3205] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3206] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3205] <... futex resumed>) = 0 [pid 3206] <... write resumed>) = 10 [pid 3205] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3206] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3205] <... futex resumed>) = 0 [pid 3206] <... futex resumed>) = 0 [pid 3205] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3206] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3205] <... mmap resumed>) = 0x7f04812a2000 [pid 3205] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3205] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3205] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3207 attached => {parent_tid=[3207]}, 88) = 3207 [pid 3207] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3207] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3205] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3207] <... futex resumed>) = 0 [pid 3207] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3207] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3207] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3205] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3205] exit_group(0) = ? [pid 3207] <... futex resumed>) = ? [pid 3207] +++ exited with 0 +++ [pid 3206] <... futex resumed>) = ? [pid 3206] +++ exited with 0 +++ [pid 3205] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3208 ./strace-static-x86_64: Process 3208 attached [pid 3208] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3208] setpgid(0, 0) = 0 [pid 3208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3208] write(3, "1000", 4) = 4 [pid 3208] close(3) = 0 [pid 3208] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3208] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3208] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3209]}, 88) = 3209 [pid 3208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3208] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3209 attached [pid 3209] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3209] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3209] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3208] <... futex resumed>) = 0 [pid 3208] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3209] <... futex resumed>) = 1 [pid 3209] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3209] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3208] <... futex resumed>) = 0 [pid 3208] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3208] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3208] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3210]}, 88) = 3210 [pid 3208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3208] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3208] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3209] <... futex resumed>) = 1 [pid 3209] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3209] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3210 attached [pid 3210] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3210] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3210] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3208] <... futex resumed>) = 0 [pid 3208] exit_group(0) = ? [pid 3209] <... futex resumed>) = ? [pid 3210] <... futex resumed>) = ? [pid 3209] +++ exited with 0 +++ [pid 3210] +++ exited with 0 +++ [pid 3208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3211 ./strace-static-x86_64: Process 3211 attached [pid 3211] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3211] setpgid(0, 0) = 0 [pid 3211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3211] write(3, "1000", 4) = 4 [pid 3211] close(3) = 0 [pid 3211] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3211] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3211] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3212]}, 88) = 3212 [pid 3211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3211] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3212 attached [pid 3212] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3212] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3212] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3212] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3211] <... futex resumed>) = 0 [pid 3211] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3212] <... futex resumed>) = 1 [pid 3212] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3212] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3211] <... futex resumed>) = 0 [pid 3211] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3211] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3211] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3213]}, 88) = 3213 [pid 3211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3211] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3211] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3212] <... futex resumed>) = 1 [pid 3212] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3212] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3213 attached [pid 3213] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3213] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3213] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3213] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3211] <... futex resumed>) = 0 [pid 3211] exit_group(0) = ? [pid 3212] <... futex resumed>) = ? [pid 3212] +++ exited with 0 +++ [pid 3213] <... futex resumed>) = ? [pid 3213] +++ exited with 0 +++ [pid 3211] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3214 ./strace-static-x86_64: Process 3214 attached [pid 3214] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3214] setpgid(0, 0) = 0 [pid 3214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3214] write(3, "1000", 4) = 4 [pid 3214] close(3) = 0 [pid 3214] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3214] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3214] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3214] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3215 attached => {parent_tid=[3215]}, 88) = 3215 [pid 3215] set_robust_list(0x7f04812e39a0, 24 [pid 3214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3214] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3215] <... set_robust_list resumed>) = 0 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3215] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3215] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3214] <... futex resumed>) = 0 [pid 3214] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3215] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3215] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3214] <... futex resumed>) = 0 [pid 3214] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3214] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3214] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3216]}, 88) = 3216 [pid 3215] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3214] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3214] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3216 attached [pid 3216] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3216] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3216] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3214] <... futex resumed>) = 0 [pid 3216] <... futex resumed>) = 1 [pid 3216] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3215] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3215] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3214] exit_group(0) = ? [pid 3216] <... futex resumed>) = ? [pid 3216] +++ exited with 0 +++ [pid 3215] <... futex resumed>) = ? [pid 3215] +++ exited with 0 +++ [pid 3214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3217 ./strace-static-x86_64: Process 3217 attached [pid 3217] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3217] setpgid(0, 0) = 0 [pid 3217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3217] write(3, "1000", 4) = 4 [pid 3217] close(3) = 0 [pid 3217] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3217] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3217] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3217] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3218 attached => {parent_tid=[3218]}, 88) = 3218 [pid 3218] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3218] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3217] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3217] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3218] <... futex resumed>) = 0 [pid 3218] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3218] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3217] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3218] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3217] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3218] <... futex resumed>) = 0 [pid 3218] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3217] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3218] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3217] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3218] <... futex resumed>) = 0 [pid 3218] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3217] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3218] <... futex resumed>) = 0 [pid 3217] <... futex resumed>) = 1 [pid 3218] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3218] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3218] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3217] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3218] <... futex resumed>) = 0 [pid 3217] <... futex resumed>) = 1 [pid 3218] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3218] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3218] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3217] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3217] exit_group(0) = ? [pid 3218] <... futex resumed>) = ? [pid 3218] +++ exited with 0 +++ [pid 3217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3219 ./strace-static-x86_64: Process 3219 attached [pid 3219] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3219] setpgid(0, 0) = 0 [pid 3219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3219] write(3, "1000", 4) = 4 [pid 3219] close(3) = 0 [pid 3219] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3219] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3219] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3220]}, 88) = 3220 [pid 3219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3219] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3220 attached [pid 3220] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3220] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3220] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3220] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3219] <... futex resumed>) = 0 [pid 3219] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3220] <... futex resumed>) = 1 [pid 3220] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3220] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3219] <... futex resumed>) = 0 [pid 3219] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3219] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3219] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3221 attached => {parent_tid=[3221]}, 88) = 3221 [pid 3219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3219] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3220] <... futex resumed>) = 1 [pid 3220] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3221] set_robust_list(0x7f04812c29a0, 24 [pid 3220] <... write resumed>) = 10 [pid 3220] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3220] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3221] <... set_robust_list resumed>) = 0 [pid 3221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3221] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3221] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3219] <... futex resumed>) = 0 [pid 3219] exit_group(0 [pid 3221] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3219] <... exit_group resumed>) = ? [pid 3220] <... futex resumed>) = ? [pid 3220] +++ exited with 0 +++ [pid 3221] <... futex resumed>) = ? [pid 3221] +++ exited with 0 +++ [pid 3219] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3222 ./strace-static-x86_64: Process 3222 attached [pid 3222] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3222] setpgid(0, 0) = 0 [pid 3222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3222] write(3, "1000", 4) = 4 [pid 3222] close(3) = 0 [pid 3222] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3222] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3222] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3222] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3222] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3222] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3223 attached => {parent_tid=[3223]}, 88) = 3223 [pid 3223] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3223] rt_sigprocmask(SIG_SETMASK, [], [pid 3222] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3223] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3223] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3223] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3222] <... futex resumed>) = 1 [pid 3223] <... futex resumed>) = 0 [pid 3223] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3222] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3222] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3223] <... futex resumed>) = 0 [pid 3223] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3222] <... futex resumed>) = 1 [pid 3223] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3223] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3222] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3222] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3223] <... futex resumed>) = 0 [pid 3223] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3222] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3223] <... write resumed>) = 10 [pid 3222] <... futex resumed>) = 0 [pid 3223] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3223] <... futex resumed>) = 0 [pid 3223] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3222] <... mmap resumed>) = 0x7f04812a2000 [pid 3222] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3222] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3222] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3224]}, 88) = 3224 [pid 3222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3222] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3222] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3224 attached [pid 3224] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3224] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3224] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] <... futex resumed>) = 0 [pid 3222] exit_group(0 [pid 3223] <... futex resumed>) = ? [pid 3222] <... exit_group resumed>) = ? [pid 3223] +++ exited with 0 +++ [pid 3224] <... futex resumed>) = ? [pid 3224] +++ exited with 0 +++ [pid 3222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3225 ./strace-static-x86_64: Process 3225 attached [pid 3225] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3225] setpgid(0, 0) = 0 [pid 3225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3225] write(3, "1000", 4) = 4 [pid 3225] close(3) = 0 [pid 3225] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3225] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3225] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3225] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3225] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3226]}, 88) = 3226 [pid 3225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3225] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3226 attached [pid 3226] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3226] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3226] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3225] <... futex resumed>) = 0 [pid 3225] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3226] <... futex resumed>) = 1 [pid 3226] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3226] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3225] <... futex resumed>) = 0 [pid 3225] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3225] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3225] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3226] <... futex resumed>) = 1 [pid 3225] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3225] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3226] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10./strace-static-x86_64: Process 3227 attached [pid 3225] <... clone3 resumed> => {parent_tid=[3227]}, 88) = 3227 [pid 3225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3225] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3226] <... write resumed>) = 10 [pid 3225] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3226] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3226] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3227] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3227] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3227] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3225] <... futex resumed>) = 0 [pid 3227] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3225] exit_group(0) = ? [pid 3227] <... futex resumed>) = ? [pid 3226] <... futex resumed>) = ? [pid 3226] +++ exited with 0 +++ [pid 3227] +++ exited with 0 +++ [pid 3225] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3228 ./strace-static-x86_64: Process 3228 attached [pid 3228] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3228] setpgid(0, 0) = 0 [pid 3228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3228] write(3, "1000", 4) = 4 [pid 3228] close(3) = 0 [pid 3228] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3228] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3228] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3228] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3228] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3229]}, 88) = 3229 [pid 3228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3228] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3229 attached [pid 3229] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3229] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3229] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3228] <... futex resumed>) = 0 [pid 3228] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3229] <... futex resumed>) = 1 [pid 3229] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3229] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3228] <... futex resumed>) = 0 [pid 3228] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3228] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3228] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3228] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3229] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3230 attached [pid 3228] <... clone3 resumed> => {parent_tid=[3230]}, 88) = 3230 [pid 3229] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3229] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3229] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3230] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3230] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3228] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3228] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3230] <... futex resumed>) = 0 [pid 3230] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3230] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3228] <... futex resumed>) = 0 [pid 3228] exit_group(0) = ? [pid 3229] <... futex resumed>) = ? [pid 3229] +++ exited with 0 +++ [pid 3230] <... futex resumed>) = ? [pid 3230] +++ exited with 0 +++ [pid 3228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3231 ./strace-static-x86_64: Process 3231 attached [pid 3231] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3231] setpgid(0, 0) = 0 [pid 3231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3231] write(3, "1000", 4) = 4 [pid 3231] close(3) = 0 [pid 3231] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3231] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3231] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3232]}, 88) = 3232 [pid 3231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3231] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3232 attached [pid 3232] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3232] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3232] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3232] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3231] <... futex resumed>) = 0 [pid 3231] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3232] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3232] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3231] <... futex resumed>) = 0 [pid 3231] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3231] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3231] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3233 attached [pid 3233] set_robust_list(0x7f04812c29a0, 24 [pid 3231] <... clone3 resumed> => {parent_tid=[3233]}, 88) = 3233 [pid 3232] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3231] rt_sigprocmask(SIG_SETMASK, [], [pid 3233] <... set_robust_list resumed>) = 0 [pid 3231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3233] rt_sigprocmask(SIG_SETMASK, [], [pid 3231] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3231] <... futex resumed>) = 0 [pid 3233] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3231] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3233] <... write resumed>) = 10 [pid 3233] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3232] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3233] <... futex resumed>) = 1 [pid 3231] <... futex resumed>) = 0 [pid 3233] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3232] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3232] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3231] exit_group(0) = ? [pid 3233] <... futex resumed>) = ? [pid 3233] +++ exited with 0 +++ [pid 3232] <... futex resumed>) = ? [pid 3232] +++ exited with 0 +++ [pid 3231] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3234 ./strace-static-x86_64: Process 3234 attached [pid 3234] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3234] setpgid(0, 0) = 0 [pid 3234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3234] write(3, "1000", 4) = 4 [pid 3234] close(3) = 0 [pid 3234] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3234] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3234] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3234] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3235]}, 88) = 3235 [pid 3234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3234] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3235 attached [pid 3235] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3235] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3235] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3235] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3234] <... futex resumed>) = 0 [pid 3234] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3235] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3234] <... futex resumed>) = 0 [pid 3234] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3235] <... write resumed>) = 9 [pid 3235] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3234] <... futex resumed>) = 0 [pid 3234] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3235] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3234] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3235] <... write resumed>) = 10 [pid 3234] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3235] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3234] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3236]}, 88) = 3236 [pid 3234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3234] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3236 attached [pid 3236] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3236] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3236] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3234] <... futex resumed>) = 0 [pid 3234] exit_group(0) = ? [pid 3235] <... futex resumed>) = ? [pid 3236] <... futex resumed>) = ? [pid 3236] +++ exited with 0 +++ [pid 3235] +++ exited with 0 +++ [pid 3234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3237 ./strace-static-x86_64: Process 3237 attached [pid 3237] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3237] setpgid(0, 0) = 0 [pid 3237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3237] write(3, "1000", 4) = 4 [pid 3237] close(3) = 0 [pid 3237] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3237] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3237] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3237] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3238 attached => {parent_tid=[3238]}, 88) = 3238 [pid 3238] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3238] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3237] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3238] <... futex resumed>) = 0 [pid 3238] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3237] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3238] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3238] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3237] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3238] <... futex resumed>) = 0 [pid 3238] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3237] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3238] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3237] <... futex resumed>) = 0 [pid 3237] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3238] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3237] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3238] <... write resumed>) = 10 [pid 3237] <... futex resumed>) = 0 [pid 3238] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3238] <... futex resumed>) = 0 [pid 3237] <... mmap resumed>) = 0x7f04812a2000 [pid 3238] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3237] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3237] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3239]}, 88) = 3239 [pid 3237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3237] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3237] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3239 attached [pid 3239] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3239] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3239] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3237] <... futex resumed>) = 0 [pid 3237] exit_group(0 [pid 3238] <... futex resumed>) = ? [pid 3237] <... exit_group resumed>) = ? [pid 3238] +++ exited with 0 +++ [pid 3239] <... futex resumed>) = ? [pid 3239] +++ exited with 0 +++ [pid 3237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3240 attached , child_tidptr=0x5555566c5690) = 3240 [pid 3240] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3240] setpgid(0, 0) = 0 [pid 3240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3240] write(3, "1000", 4) = 4 [pid 3240] close(3) = 0 [pid 3240] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3240] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3240] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3240] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3240] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3241 attached => {parent_tid=[3241]}, 88) = 3241 [pid 3241] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3241] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3241] <... futex resumed>) = 0 [pid 3240] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3241] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3241] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3241] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] <... futex resumed>) = 0 [pid 3240] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3241] <... futex resumed>) = 0 [pid 3240] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3241] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3241] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3241] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] <... futex resumed>) = 0 [pid 3240] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3241] <... futex resumed>) = 0 [pid 3240] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3241] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3241] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3241] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] <... futex resumed>) = 0 [pid 3240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3240] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3240] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3240] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3242 attached [pid 3242] set_robust_list(0x7f04812c29a0, 24 [pid 3240] <... clone3 resumed> => {parent_tid=[3242]}, 88) = 3242 [pid 3240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] <... set_robust_list resumed>) = 0 [pid 3240] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3242] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3242] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3240] <... futex resumed>) = 0 [pid 3242] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] exit_group(0 [pid 3241] <... futex resumed>) = ? [pid 3242] <... futex resumed>) = ? [pid 3241] +++ exited with 0 +++ [pid 3240] <... exit_group resumed>) = ? [pid 3242] +++ exited with 0 +++ [pid 3240] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3243 ./strace-static-x86_64: Process 3243 attached [pid 3243] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3243] setpgid(0, 0) = 0 [pid 3243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3243] write(3, "1000", 4) = 4 [pid 3243] close(3) = 0 [pid 3243] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3243] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3243] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3243] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3244 attached => {parent_tid=[3244]}, 88) = 3244 [pid 3244] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3244] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3244] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3243] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3244] <... futex resumed>) = 0 [pid 3243] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3244] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3244] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3243] <... futex resumed>) = 0 [pid 3243] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3244] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3244] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3243] <... futex resumed>) = 0 [pid 3243] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3243] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3243] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3243] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3245]}, 88) = 3245 [pid 3244] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3243] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3245 attached [pid 3245] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3245] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3245] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3243] <... futex resumed>) = 0 [pid 3245] <... futex resumed>) = 1 [pid 3245] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3244] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3244] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3244] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3243] exit_group(0) = ? [pid 3244] <... futex resumed>) = ? [pid 3244] +++ exited with 0 +++ [pid 3245] <... futex resumed>) = ? [pid 3245] +++ exited with 0 +++ [pid 3243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3246 ./strace-static-x86_64: Process 3246 attached [pid 3246] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3246] setpgid(0, 0) = 0 [pid 3246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3246] write(3, "1000", 4) = 4 [pid 3246] close(3) = 0 [pid 3246] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3246] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3246] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3246] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3247 attached => {parent_tid=[3247]}, 88) = 3247 [pid 3247] set_robust_list(0x7f04812e39a0, 24 [pid 3246] rt_sigprocmask(SIG_SETMASK, [], [pid 3247] <... set_robust_list resumed>) = 0 [pid 3246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3247] rt_sigprocmask(SIG_SETMASK, [], [pid 3246] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3246] <... futex resumed>) = 0 [pid 3246] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3247] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3247] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3246] <... futex resumed>) = 0 [pid 3247] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3246] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3246] <... futex resumed>) = 0 [pid 3246] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3247] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3247] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3246] <... futex resumed>) = 0 [pid 3247] <... futex resumed>) = 1 [pid 3246] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3247] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3246] <... futex resumed>) = 0 [pid 3247] <... write resumed>) = 10 [pid 3246] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3247] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3246] <... futex resumed>) = 0 [pid 3247] <... futex resumed>) = 0 [pid 3246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3247] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3246] <... mmap resumed>) = 0x7f04812a2000 [pid 3246] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3246] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3248 attached => {parent_tid=[3248]}, 88) = 3248 [pid 3248] set_robust_list(0x7f04812c29a0, 24 [pid 3246] rt_sigprocmask(SIG_SETMASK, [], [pid 3248] <... set_robust_list resumed>) = 0 [pid 3246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3248] rt_sigprocmask(SIG_SETMASK, [], [pid 3246] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3246] <... futex resumed>) = 0 [pid 3248] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3246] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3248] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3248] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3246] <... futex resumed>) = 0 [pid 3248] <... futex resumed>) = 1 [pid 3246] exit_group(0 [pid 3248] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3246] <... exit_group resumed>) = ? [pid 3247] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 3248] <... futex resumed>) = ? [pid 3247] +++ exited with 0 +++ [pid 3248] +++ exited with 0 +++ [pid 3246] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3249 ./strace-static-x86_64: Process 3249 attached [pid 3249] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3249] setpgid(0, 0) = 0 [pid 3249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3249] write(3, "1000", 4) = 4 [pid 3249] close(3) = 0 [pid 3249] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3249] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3249] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3249] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3249] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3249] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3250 attached => {parent_tid=[3250]}, 88) = 3250 [pid 3250] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3250] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3249] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3250] <... futex resumed>) = 0 [pid 3250] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3250] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3250] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3249] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3250] <... futex resumed>) = 0 [pid 3250] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3250] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3249] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3250] <... futex resumed>) = 0 [pid 3250] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3249] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3250] <... futex resumed>) = 0 [pid 3249] <... futex resumed>) = 1 [pid 3250] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3250] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3250] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3250] <... futex resumed>) = 0 [pid 3250] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3250] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3249] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3250] <... futex resumed>) = 0 [pid 3250] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3249] exit_group(0) = ? [pid 3250] <... futex resumed>) = ? [pid 3250] +++ exited with 0 +++ [pid 3249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3251 ./strace-static-x86_64: Process 3251 attached [pid 3251] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3251] setpgid(0, 0) = 0 [pid 3251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3251] write(3, "1000", 4) = 4 [pid 3251] close(3) = 0 [pid 3251] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3251] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3252 attached => {parent_tid=[3252]}, 88) = 3252 [pid 3252] set_robust_list(0x7f04812e39a0, 24 [pid 3251] rt_sigprocmask(SIG_SETMASK, [], [pid 3252] <... set_robust_list resumed>) = 0 [pid 3251] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3251] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3252] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3252] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3251] <... futex resumed>) = 0 [pid 3252] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3251] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3252] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3252] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3251] <... futex resumed>) = 0 [pid 3251] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3251] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3252] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3251] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3252] <... write resumed>) = 10 ./strace-static-x86_64: Process 3253 attached [pid 3251] <... clone3 resumed> => {parent_tid=[3253]}, 88) = 3253 [pid 3251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3251] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3252] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3251] <... futex resumed>) = 0 [pid 3251] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] <... futex resumed>) = 0 [pid 3253] set_robust_list(0x7f04812c29a0, 24 [pid 3252] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3253] <... set_robust_list resumed>) = 0 [pid 3253] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3253] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3253] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3251] <... futex resumed>) = 0 [pid 3251] exit_group(0 [pid 3253] ????( [pid 3252] <... futex resumed>) = ? [pid 3251] <... exit_group resumed>) = ? [pid 3252] +++ exited with 0 +++ [pid 3253] <... ???? resumed>) = ? [pid 3253] +++ exited with 0 +++ [pid 3251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3254 ./strace-static-x86_64: Process 3254 attached [pid 3254] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3254] setpgid(0, 0) = 0 [pid 3254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3254] write(3, "1000", 4) = 4 [pid 3254] close(3) = 0 [pid 3254] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3254] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3255 attached [pid 3255] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3255] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3255] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] <... clone3 resumed> => {parent_tid=[3255]}, 88) = 3255 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3255] <... futex resumed>) = 0 [pid 3255] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3254] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3255] <... openat resumed>) = 3 [pid 3255] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3255] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3254] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3254] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3255] <... futex resumed>) = 0 [pid 3255] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3255] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3255] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] <... futex resumed>) = 0 [pid 3254] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3255] <... futex resumed>) = 0 [pid 3254] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3255] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3255] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3254] <... futex resumed>) = 0 [pid 3255] <... futex resumed>) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3255] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] <... mmap resumed>) = 0x7f04812a2000 [pid 3254] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3256 attached [pid 3256] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3256] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] <... clone3 resumed> => {parent_tid=[3256]}, 88) = 3256 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3256] <... futex resumed>) = 0 [pid 3254] <... futex resumed>) = 1 [pid 3256] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3256] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3256] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3254] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3254] exit_group(0) = ? [pid 3255] <... futex resumed>) = ? [pid 3255] +++ exited with 0 +++ [pid 3256] <... futex resumed>) = ? [pid 3256] +++ exited with 0 +++ [pid 3254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3257 ./strace-static-x86_64: Process 3257 attached [pid 3257] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3257] setpgid(0, 0) = 0 [pid 3257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3257] write(3, "1000", 4) = 4 [pid 3257] close(3) = 0 [pid 3257] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3257] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3258 attached [pid 3258] set_robust_list(0x7f04812e39a0, 24 [pid 3257] <... clone3 resumed> => {parent_tid=[3258]}, 88) = 3258 [pid 3258] <... set_robust_list resumed>) = 0 [pid 3257] rt_sigprocmask(SIG_SETMASK, [], [pid 3258] rt_sigprocmask(SIG_SETMASK, [], [pid 3257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3257] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3258] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3258] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3257] <... futex resumed>) = 0 [pid 3258] <... futex resumed>) = 1 [pid 3257] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3258] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3257] <... futex resumed>) = 0 [pid 3258] <... write resumed>) = 9 [pid 3257] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3258] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3258] <... futex resumed>) = 0 [pid 3257] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3258] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3257] <... futex resumed>) = 0 [pid 3258] <... write resumed>) = 10 [pid 3257] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3258] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3257] <... futex resumed>) = 0 [pid 3258] <... futex resumed>) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3258] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3257] <... mmap resumed>) = 0x7f04812a2000 [pid 3257] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3259 attached => {parent_tid=[3259]}, 88) = 3259 [pid 3259] set_robust_list(0x7f04812c29a0, 24 [pid 3257] rt_sigprocmask(SIG_SETMASK, [], [pid 3259] <... set_robust_list resumed>) = 0 [pid 3257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3259] rt_sigprocmask(SIG_SETMASK, [], [pid 3257] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3257] <... futex resumed>) = 0 [pid 3259] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3257] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3259] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3259] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3257] <... futex resumed>) = 0 [pid 3259] <... futex resumed>) = 1 [pid 3257] exit_group(0 [pid 3259] ????( [pid 3257] <... exit_group resumed>) = ? [pid 3259] <... ???? resumed>) = ? [pid 3258] <... futex resumed>) = ? [pid 3258] +++ exited with 0 +++ [pid 3259] +++ exited with 0 +++ [pid 3257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3260 ./strace-static-x86_64: Process 3260 attached [pid 3260] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3260] setpgid(0, 0) = 0 [pid 3260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3260] write(3, "1000", 4) = 4 [pid 3260] close(3) = 0 [pid 3260] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3260] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3261 attached [pid 3261] set_robust_list(0x7f04812e39a0, 24 [pid 3260] <... clone3 resumed> => {parent_tid=[3261]}, 88) = 3261 [pid 3261] <... set_robust_list resumed>) = 0 [pid 3261] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3261] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3260] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3261] <... futex resumed>) = 0 [pid 3260] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3261] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3261] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3261] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3260] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3261] <... futex resumed>) = 0 [pid 3260] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3261] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3261] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3260] <... futex resumed>) = 0 [pid 3260] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3261] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3261] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3261] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] <... mmap resumed>) = 0x7f04812a2000 [pid 3260] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3262 attached [pid 3262] set_robust_list(0x7f04812c29a0, 24 [pid 3260] <... clone3 resumed> => {parent_tid=[3262]}, 88) = 3262 [pid 3262] <... set_robust_list resumed>) = 0 [pid 3260] rt_sigprocmask(SIG_SETMASK, [], [pid 3262] rt_sigprocmask(SIG_SETMASK, [], [pid 3260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3260] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3262] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3262] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3260] <... futex resumed>) = 0 [pid 3262] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] exit_group(0) = ? [pid 3261] <... futex resumed>) = ? [pid 3261] +++ exited with 0 +++ [pid 3262] <... futex resumed>) = ? [pid 3262] +++ exited with 0 +++ [pid 3260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3263 ./strace-static-x86_64: Process 3263 attached [pid 3263] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3263] setpgid(0, 0) = 0 [pid 3263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3263] write(3, "1000", 4) = 4 [pid 3263] close(3) = 0 [pid 3263] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3263] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3264 attached => {parent_tid=[3264]}, 88) = 3264 [pid 3264] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3264] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3263] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3264] <... futex resumed>) = 0 [pid 3263] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3264] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3264] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3264] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] <... futex resumed>) = 0 [pid 3263] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3264] <... futex resumed>) = 0 [pid 3263] <... futex resumed>) = 1 [pid 3264] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3263] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3264] <... write resumed>) = 9 [pid 3264] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3263] <... futex resumed>) = 0 [pid 3264] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3263] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3264] <... write resumed>) = 10 [pid 3263] <... futex resumed>) = 0 [pid 3264] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3263] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3264] <... futex resumed>) = 0 [pid 3263] <... futex resumed>) = 0 [pid 3264] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3263] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3265 attached [pid 3265] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3265] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3265] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] <... clone3 resumed> => {parent_tid=[3265]}, 88) = 3265 [pid 3263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3263] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3265] <... futex resumed>) = 0 [pid 3263] <... futex resumed>) = 1 [pid 3265] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3263] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3265] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3265] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3265] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] <... futex resumed>) = 0 [pid 3263] exit_group(0) = ? [pid 3264] <... futex resumed>) = ? [pid 3264] +++ exited with 0 +++ [pid 3265] <... futex resumed>) = ? [pid 3265] +++ exited with 0 +++ [pid 3263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3263, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3266 attached , child_tidptr=0x5555566c5690) = 3266 [pid 3266] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3266] setpgid(0, 0) = 0 [pid 3266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3266] write(3, "1000", 4) = 4 [pid 3266] close(3) = 0 [pid 3266] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3266] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3267 attached => {parent_tid=[3267]}, 88) = 3267 [pid 3267] set_robust_list(0x7f04812e39a0, 24 [pid 3266] rt_sigprocmask(SIG_SETMASK, [], [pid 3267] <... set_robust_list resumed>) = 0 [pid 3266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3267] rt_sigprocmask(SIG_SETMASK, [], [pid 3266] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3266] <... futex resumed>) = 0 [pid 3266] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3267] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3267] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = 0 [pid 3267] <... futex resumed>) = 1 [pid 3266] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3267] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3266] <... futex resumed>) = 0 [pid 3267] <... write resumed>) = 9 [pid 3266] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3267] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3267] <... futex resumed>) = 0 [pid 3266] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3267] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3266] <... futex resumed>) = 0 [pid 3267] <... write resumed>) = 10 [pid 3266] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3267] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = 0 [pid 3267] <... futex resumed>) = 0 [pid 3266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3267] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] <... mmap resumed>) = 0x7f04812a2000 [pid 3266] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3268 attached => {parent_tid=[3268]}, 88) = 3268 [pid 3268] set_robust_list(0x7f04812c29a0, 24 [pid 3266] rt_sigprocmask(SIG_SETMASK, [], [pid 3268] <... set_robust_list resumed>) = 0 [pid 3266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3268] rt_sigprocmask(SIG_SETMASK, [], [pid 3266] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3266] <... futex resumed>) = 0 [pid 3268] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3266] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3268] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3268] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3266] <... futex resumed>) = 0 [pid 3268] <... futex resumed>) = 1 [pid 3266] exit_group(0 [pid 3268] ????( [pid 3267] <... futex resumed>) = ? [pid 3266] <... exit_group resumed>) = ? [pid 3268] <... ???? resumed>) = ? [pid 3267] +++ exited with 0 +++ [pid 3268] +++ exited with 0 +++ [pid 3266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3269 ./strace-static-x86_64: Process 3269 attached [pid 3269] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3269] setpgid(0, 0) = 0 [pid 3269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3269] write(3, "1000", 4) = 4 [pid 3269] close(3) = 0 [pid 3269] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3269] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3269] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3270 attached [pid 3270] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3270] rt_sigprocmask(SIG_SETMASK, [], [pid 3269] <... clone3 resumed> => {parent_tid=[3270]}, 88) = 3270 [pid 3270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3270] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3269] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3270] <... futex resumed>) = 0 [pid 3270] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3269] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3270] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3270] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3269] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3270] <... futex resumed>) = 0 [pid 3270] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3270] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3270] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3269] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3270] <... futex resumed>) = 0 [pid 3270] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3270] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3270] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3270] <... futex resumed>) = 0 [pid 3270] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3270] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3270] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3269] exit_group(0 [pid 3270] <... futex resumed>) = ? [pid 3270] +++ exited with 0 +++ [pid 3269] <... exit_group resumed>) = ? [pid 3269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3271 ./strace-static-x86_64: Process 3271 attached [pid 3271] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3271] setpgid(0, 0) = 0 [pid 3271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3271] write(3, "1000", 4) = 4 [pid 3271] close(3) = 0 [pid 3271] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3271] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3272 attached [pid 3272] set_robust_list(0x7f04812e39a0, 24 [pid 3271] <... clone3 resumed> => {parent_tid=[3272]}, 88) = 3272 [pid 3272] <... set_robust_list resumed>) = 0 [pid 3271] rt_sigprocmask(SIG_SETMASK, [], [pid 3272] rt_sigprocmask(SIG_SETMASK, [], [pid 3271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3271] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3272] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3272] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3271] <... futex resumed>) = 0 [pid 3272] <... futex resumed>) = 1 [pid 3271] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3272] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3271] <... futex resumed>) = 0 [pid 3272] <... write resumed>) = 9 [pid 3271] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3272] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3272] <... futex resumed>) = 0 [pid 3271] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3272] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3271] <... futex resumed>) = 0 [pid 3272] <... write resumed>) = 10 [pid 3271] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3272] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3271] <... futex resumed>) = 0 [pid 3272] <... futex resumed>) = 0 [pid 3271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3272] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3271] <... mmap resumed>) = 0x7f04812a2000 [pid 3271] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3273 attached => {parent_tid=[3273]}, 88) = 3273 [pid 3271] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3271] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3273] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3273] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3273] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3271] <... futex resumed>) = 0 [pid 3271] exit_group(0 [pid 3272] <... futex resumed>) = ? [pid 3271] <... exit_group resumed>) = ? [pid 3272] +++ exited with 0 +++ [pid 3273] +++ exited with 0 +++ [pid 3271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3274 ./strace-static-x86_64: Process 3274 attached [pid 3274] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3274] setpgid(0, 0) = 0 [pid 3274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3274] write(3, "1000", 4) = 4 [pid 3274] close(3) = 0 [pid 3274] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3274] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3274] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3275 attached [pid 3275] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3275] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3274] <... clone3 resumed> => {parent_tid=[3275]}, 88) = 3275 [pid 3274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3274] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3275] <... futex resumed>) = 0 [pid 3274] <... futex resumed>) = 1 [pid 3275] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3274] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3275] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3275] <... futex resumed>) = 0 [pid 3274] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3275] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3275] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 3274] <... futex resumed>) = 1 [pid 3275] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3274] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3274] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3275] <... futex resumed>) = 0 [pid 3274] <... futex resumed>) = 1 [pid 3275] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3274] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] <... write resumed>) = 10 [pid 3274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3275] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3274] <... mmap resumed>) = 0x7f04812a2000 [pid 3275] <... futex resumed>) = 0 [pid 3274] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3275] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3274] <... mprotect resumed>) = 0 [pid 3274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3276 attached => {parent_tid=[3276]}, 88) = 3276 [pid 3276] set_robust_list(0x7f04812c29a0, 24 [pid 3274] rt_sigprocmask(SIG_SETMASK, [], [pid 3276] <... set_robust_list resumed>) = 0 [pid 3274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3276] rt_sigprocmask(SIG_SETMASK, [], [pid 3274] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3274] <... futex resumed>) = 0 [pid 3276] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3274] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3276] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3276] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3274] <... futex resumed>) = 0 [pid 3276] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3274] exit_group(0) = ? [pid 3275] <... futex resumed>) = ? [pid 3275] +++ exited with 0 +++ [pid 3276] <... futex resumed>) = ? [pid 3276] +++ exited with 0 +++ [pid 3274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3277 ./strace-static-x86_64: Process 3277 attached [pid 3277] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3277] setpgid(0, 0) = 0 [pid 3277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3277] write(3, "1000", 4) = 4 [pid 3277] close(3) = 0 [pid 3277] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3277] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3277] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3278 attached => {parent_tid=[3278]}, 88) = 3278 [pid 3278] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3278] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3277] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3278] <... futex resumed>) = 0 [pid 3278] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3277] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3278] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3277] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3278] <... futex resumed>) = 0 [pid 3278] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3278] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3277] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3278] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3277] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3278] <... futex resumed>) = 0 [pid 3277] <... futex resumed>) = 1 [pid 3278] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3277] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3278] <... write resumed>) = 10 [pid 3277] <... futex resumed>) = 0 [pid 3277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3278] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3277] <... mmap resumed>) = 0x7f04812a2000 [pid 3278] <... futex resumed>) = 0 [pid 3277] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3278] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] <... mprotect resumed>) = 0 [pid 3277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3279 attached => {parent_tid=[3279]}, 88) = 3279 [pid 3279] set_robust_list(0x7f04812c29a0, 24 [pid 3277] rt_sigprocmask(SIG_SETMASK, [], [pid 3279] <... set_robust_list resumed>) = 0 [pid 3277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3279] rt_sigprocmask(SIG_SETMASK, [], [pid 3277] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3277] <... futex resumed>) = 0 [pid 3279] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3277] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3279] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3279] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3277] <... futex resumed>) = 0 [pid 3277] exit_group(0 [pid 3279] ????( [pid 3277] <... exit_group resumed>) = ? [pid 3279] <... ???? resumed>) = ? [pid 3278] <... futex resumed>) = ? [pid 3279] +++ exited with 0 +++ [pid 3278] +++ exited with 0 +++ [pid 3277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3280 ./strace-static-x86_64: Process 3280 attached [pid 3280] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3280] setpgid(0, 0) = 0 [pid 3280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3280] write(3, "1000", 4) = 4 [pid 3280] close(3) = 0 [pid 3280] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3280] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3280] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3280] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3281 attached => {parent_tid=[3281]}, 88) = 3281 [pid 3281] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3281] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3281] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3280] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3281] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3281] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3280] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3281] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3281] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3280] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3281] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3281] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3281] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3281] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3280] exit_group(0) = ? [pid 3281] <... futex resumed>) = ? [pid 3281] +++ exited with 0 +++ [pid 3280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3282 ./strace-static-x86_64: Process 3282 attached [pid 3282] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3282] setpgid(0, 0) = 0 [pid 3282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3282] write(3, "1000", 4) = 4 [pid 3282] close(3) = 0 [pid 3282] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3282] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3282] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3283 attached => {parent_tid=[3283]}, 88) = 3283 [pid 3283] set_robust_list(0x7f04812e39a0, 24 [pid 3282] rt_sigprocmask(SIG_SETMASK, [], [pid 3283] <... set_robust_list resumed>) = 0 [pid 3282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3283] rt_sigprocmask(SIG_SETMASK, [], [pid 3282] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3282] <... futex resumed>) = 0 [pid 3282] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3283] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3283] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3282] <... futex resumed>) = 0 [pid 3282] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3283] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3282] <... futex resumed>) = 0 [pid 3283] <... write resumed>) = 9 [pid 3282] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3283] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3283] <... futex resumed>) = 0 [pid 3282] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3283] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3282] <... futex resumed>) = 0 [pid 3283] <... write resumed>) = 10 [pid 3282] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3283] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3282] <... futex resumed>) = 0 [pid 3283] <... futex resumed>) = 0 [pid 3282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3283] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3282] <... mmap resumed>) = 0x7f04812a2000 [pid 3282] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3284]}, 88) = 3284 [pid 3282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3282] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3282] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3284 attached [pid 3284] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3284] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3284] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3282] <... futex resumed>) = 0 [pid 3282] exit_group(0) = ? [pid 3283] <... futex resumed>) = ? [pid 3283] +++ exited with 0 +++ [pid 3284] +++ exited with 0 +++ [pid 3282] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3285 attached [pid 3285] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3285] setpgid(0, 0) = 0 [pid 3285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3285 [pid 3285] <... openat resumed>) = 3 [pid 3285] write(3, "1000", 4) = 4 [pid 3285] close(3) = 0 [pid 3285] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3285] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3285] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3285] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3286]}, 88) = 3286 [pid 3285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3285] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3286 attached [pid 3286] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3286] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3286] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3285] <... futex resumed>) = 0 [pid 3285] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3286] <... futex resumed>) = 1 [pid 3286] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3286] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3285] <... futex resumed>) = 0 [pid 3285] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3285] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3285] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3285] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3287]}, 88) = 3287 [pid 3285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3285] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3285] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3286] <... futex resumed>) = 1 [pid 3286] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3286] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3286] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3287 attached [pid 3287] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3287] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3287] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3285] <... futex resumed>) = 0 [pid 3285] exit_group(0) = ? [pid 3286] <... futex resumed>) = ? [pid 3286] +++ exited with 0 +++ [pid 3287] <... futex resumed>) = ? [pid 3287] +++ exited with 0 +++ [pid 3285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3288 ./strace-static-x86_64: Process 3288 attached [pid 3288] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3288] setpgid(0, 0) = 0 [pid 3288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3288] write(3, "1000", 4) = 4 [pid 3288] close(3) = 0 [pid 3288] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3288] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3288] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3288] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3289 attached [pid 3289] set_robust_list(0x7f04812e39a0, 24 [pid 3288] <... clone3 resumed> => {parent_tid=[3289]}, 88) = 3289 [pid 3289] <... set_robust_list resumed>) = 0 [pid 3289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3289] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3288] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3289] <... futex resumed>) = 0 [pid 3288] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3289] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3289] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3288] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3289] <... futex resumed>) = 0 [pid 3289] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3289] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3288] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3289] <... futex resumed>) = 0 [pid 3289] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3289] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3289] <... futex resumed>) = 0 [pid 3289] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3288] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3289] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3289] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3288] exit_group(0) = ? [pid 3289] <... futex resumed>) = ? [pid 3289] +++ exited with 0 +++ [pid 3288] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3290 ./strace-static-x86_64: Process 3290 attached [pid 3290] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3290] setpgid(0, 0) = 0 [pid 3290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3290] write(3, "1000", 4) = 4 [pid 3290] close(3) = 0 [pid 3290] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3290] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3290] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3291 attached => {parent_tid=[3291]}, 88) = 3291 [pid 3291] set_robust_list(0x7f04812e39a0, 24 [pid 3290] rt_sigprocmask(SIG_SETMASK, [], [pid 3291] <... set_robust_list resumed>) = 0 [pid 3290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3291] rt_sigprocmask(SIG_SETMASK, [], [pid 3290] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3290] <... futex resumed>) = 0 [pid 3290] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3291] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3291] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3290] <... futex resumed>) = 0 [pid 3291] <... futex resumed>) = 1 [pid 3290] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3291] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3290] <... futex resumed>) = 0 [pid 3291] <... write resumed>) = 9 [pid 3290] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3291] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3291] <... futex resumed>) = 0 [pid 3290] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3291] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3290] <... futex resumed>) = 0 [pid 3291] <... write resumed>) = 10 [pid 3290] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3291] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3290] <... futex resumed>) = 0 [pid 3291] <... futex resumed>) = 0 [pid 3290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3291] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3290] <... mmap resumed>) = 0x7f04812a2000 [pid 3290] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3290] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3292 attached [pid 3292] set_robust_list(0x7f04812c29a0, 24 [pid 3290] <... clone3 resumed> => {parent_tid=[3292]}, 88) = 3292 [pid 3292] <... set_robust_list resumed>) = 0 [pid 3290] rt_sigprocmask(SIG_SETMASK, [], [pid 3292] rt_sigprocmask(SIG_SETMASK, [], [pid 3290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3290] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3292] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3290] <... futex resumed>) = 0 [pid 3292] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3290] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3292] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3290] exit_group(0) = ? [pid 3291] <... futex resumed>) = ? [pid 3292] <... futex resumed>) = ? [pid 3291] +++ exited with 0 +++ [pid 3292] +++ exited with 0 +++ [pid 3290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3293 ./strace-static-x86_64: Process 3293 attached [pid 3293] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3293] setpgid(0, 0) = 0 [pid 3293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3293] write(3, "1000", 4) = 4 [pid 3293] close(3) = 0 [pid 3293] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3293] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3293] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3294 attached => {parent_tid=[3294]}, 88) = 3294 [pid 3294] set_robust_list(0x7f04812e39a0, 24 [pid 3293] rt_sigprocmask(SIG_SETMASK, [], [pid 3294] <... set_robust_list resumed>) = 0 [pid 3293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3294] rt_sigprocmask(SIG_SETMASK, [], [pid 3293] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3293] <... futex resumed>) = 0 [pid 3293] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3294] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3294] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3293] <... futex resumed>) = 0 [pid 3294] <... futex resumed>) = 1 [pid 3293] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3294] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3293] <... futex resumed>) = 0 [pid 3294] <... write resumed>) = 9 [pid 3293] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3294] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3294] <... futex resumed>) = 0 [pid 3294] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3293] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3294] <... write resumed>) = 10 [pid 3293] <... futex resumed>) = 0 [pid 3294] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3293] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3294] <... futex resumed>) = 0 [pid 3293] <... futex resumed>) = 0 [pid 3294] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3293] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3294] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3294] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3293] <... futex resumed>) = 0 [pid 3294] <... futex resumed>) = 1 [pid 3293] exit_group(0 [pid 3294] ????( [pid 3293] <... exit_group resumed>) = ? [pid 3294] <... ???? resumed>) = ? [pid 3294] +++ exited with 0 +++ [pid 3293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3295 ./strace-static-x86_64: Process 3295 attached [pid 3295] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3295] setpgid(0, 0) = 0 [pid 3295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3295] write(3, "1000", 4) = 4 [pid 3295] close(3) = 0 [pid 3295] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3295] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3296]}, 88) = 3296 [pid 3295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3295] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3296 attached [pid 3296] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3296] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3296] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3295] <... futex resumed>) = 0 [pid 3295] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3296] <... futex resumed>) = 1 [pid 3296] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3296] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3295] <... futex resumed>) = 0 [pid 3295] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3295] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3296] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3297 attached [pid 3295] <... clone3 resumed> => {parent_tid=[3297]}, 88) = 3297 [pid 3295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3295] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3296] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3297] set_robust_list(0x7f04812c29a0, 24 [pid 3296] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3297] <... set_robust_list resumed>) = 0 [pid 3297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3297] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3297] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3295] <... futex resumed>) = 0 [pid 3295] exit_group(0) = ? [pid 3297] <... futex resumed>) = ? [pid 3296] <... futex resumed>) = ? [pid 3297] +++ exited with 0 +++ [pid 3296] +++ exited with 0 +++ [pid 3295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3298 ./strace-static-x86_64: Process 3298 attached [pid 3298] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3298] setpgid(0, 0) = 0 [pid 3298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3298] write(3, "1000", 4) = 4 [pid 3298] close(3) = 0 [pid 3298] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3298] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3299 attached [pid 3299] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3299] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] <... clone3 resumed> => {parent_tid=[3299]}, 88) = 3299 [pid 3298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3298] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3299] <... futex resumed>) = 0 [pid 3299] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3299] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3298] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3299] <... futex resumed>) = 0 [pid 3299] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3299] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3298] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3299] <... futex resumed>) = 0 [pid 3299] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3299] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3299] <... futex resumed>) = 0 [pid 3298] <... futex resumed>) = 1 [pid 3299] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3299] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3298] exit_group(0) = ? [pid 3299] <... futex resumed>) = ? [pid 3299] +++ exited with 0 +++ [pid 3298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3300 ./strace-static-x86_64: Process 3300 attached [pid 3300] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3300] setpgid(0, 0) = 0 [pid 3300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3300] write(3, "1000", 4) = 4 [pid 3300] close(3) = 0 [pid 3300] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3300] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3300] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3301 attached => {parent_tid=[3301]}, 88) = 3301 [pid 3301] set_robust_list(0x7f04812e39a0, 24 [pid 3300] rt_sigprocmask(SIG_SETMASK, [], [pid 3301] <... set_robust_list resumed>) = 0 [pid 3300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3301] rt_sigprocmask(SIG_SETMASK, [], [pid 3300] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3300] <... futex resumed>) = 0 [pid 3300] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3301] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3301] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = 0 [pid 3301] <... futex resumed>) = 1 [pid 3300] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3301] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3300] <... futex resumed>) = 0 [pid 3301] <... write resumed>) = 9 [pid 3300] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3301] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3301] <... futex resumed>) = 0 [pid 3300] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3301] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3300] <... futex resumed>) = 0 [pid 3301] <... write resumed>) = 10 [pid 3300] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3301] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = 0 [pid 3301] <... futex resumed>) = 0 [pid 3300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3301] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3300] <... mmap resumed>) = 0x7f04812a2000 [pid 3300] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3302 attached => {parent_tid=[3302]}, 88) = 3302 [pid 3302] set_robust_list(0x7f04812c29a0, 24 [pid 3300] rt_sigprocmask(SIG_SETMASK, [], [pid 3302] <... set_robust_list resumed>) = 0 [pid 3302] rt_sigprocmask(SIG_SETMASK, [], [pid 3300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3300] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3302] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3300] <... futex resumed>) = 0 [pid 3300] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3302] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3302] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3300] <... futex resumed>) = 0 [pid 3302] <... futex resumed>) = 1 [pid 3300] exit_group(0 [pid 3302] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3300] <... exit_group resumed>) = ? [pid 3302] <... futex resumed>) = ? [pid 3301] <... futex resumed>) = ? [pid 3301] +++ exited with 0 +++ [pid 3302] +++ exited with 0 +++ [pid 3300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3303 ./strace-static-x86_64: Process 3303 attached [pid 3303] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3303] setpgid(0, 0) = 0 [pid 3303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3303] write(3, "1000", 4) = 4 [pid 3303] close(3) = 0 [pid 3303] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3303] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3304]}, 88) = 3304 ./strace-static-x86_64: Process 3304 attached [pid 3304] set_robust_list(0x7f04812e39a0, 24 [pid 3303] rt_sigprocmask(SIG_SETMASK, [], [pid 3304] <... set_robust_list resumed>) = 0 [pid 3303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3304] rt_sigprocmask(SIG_SETMASK, [], [pid 3303] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3304] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3304] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3303] <... futex resumed>) = 0 [pid 3303] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3304] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3304] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3303] <... futex resumed>) = 0 [pid 3303] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3303] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3305 attached [pid 3305] set_robust_list(0x7f04812c29a0, 24 [pid 3303] <... clone3 resumed> => {parent_tid=[3305]}, 88) = 3305 [pid 3305] <... set_robust_list resumed>) = 0 [pid 3305] rt_sigprocmask(SIG_SETMASK, [], [pid 3303] rt_sigprocmask(SIG_SETMASK, [], [pid 3305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3305] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3303] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3305] <... write resumed>) = 10 [pid 3303] <... futex resumed>) = 0 [pid 3305] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3305] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3303] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3304] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3304] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3304] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3303] exit_group(0) = ? [pid 3305] <... futex resumed>) = ? [pid 3305] +++ exited with 0 +++ [pid 3304] <... futex resumed>) = ? [pid 3304] +++ exited with 0 +++ [pid 3303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3306 attached , child_tidptr=0x5555566c5690) = 3306 [pid 3306] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3306] setpgid(0, 0) = 0 [pid 3306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3306] write(3, "1000", 4) = 4 [pid 3306] close(3) = 0 [pid 3306] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3306] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3306] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3306] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3307 attached [pid 3307] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3307] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] <... clone3 resumed> => {parent_tid=[3307]}, 88) = 3307 [pid 3306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3306] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3307] <... futex resumed>) = 0 [pid 3307] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3307] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3306] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3307] <... futex resumed>) = 0 [pid 3306] <... futex resumed>) = 1 [pid 3307] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3307] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3306] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3307] <... futex resumed>) = 0 [pid 3307] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3307] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3307] <... futex resumed>) = 0 [pid 3307] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3307] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3306] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3306] exit_group(0) = ? [pid 3307] <... futex resumed>) = ? [pid 3307] +++ exited with 0 +++ [pid 3306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3308 ./strace-static-x86_64: Process 3308 attached [pid 3308] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3308] setpgid(0, 0) = 0 [pid 3308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3308] write(3, "1000", 4) = 4 [pid 3308] close(3) = 0 [pid 3308] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3308] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3308] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3309 attached => {parent_tid=[3309]}, 88) = 3309 [pid 3309] set_robust_list(0x7f04812e39a0, 24 [pid 3308] rt_sigprocmask(SIG_SETMASK, [], [pid 3309] <... set_robust_list resumed>) = 0 [pid 3308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3309] rt_sigprocmask(SIG_SETMASK, [], [pid 3308] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3308] <... futex resumed>) = 0 [pid 3308] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3309] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3309] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3308] <... futex resumed>) = 0 [pid 3309] <... futex resumed>) = 1 [pid 3308] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3308] <... futex resumed>) = 0 [pid 3309] <... write resumed>) = 9 [pid 3308] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3309] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3309] <... futex resumed>) = 0 [pid 3308] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3308] <... futex resumed>) = 0 [pid 3309] <... write resumed>) = 10 [pid 3308] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3309] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3308] <... futex resumed>) = 0 [pid 3309] <... futex resumed>) = 0 [pid 3308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3309] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3308] <... mmap resumed>) = 0x7f04812a2000 [pid 3308] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3310 attached => {parent_tid=[3310]}, 88) = 3310 [pid 3310] set_robust_list(0x7f04812c29a0, 24 [pid 3308] rt_sigprocmask(SIG_SETMASK, [], [pid 3310] <... set_robust_list resumed>) = 0 [pid 3308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3310] rt_sigprocmask(SIG_SETMASK, [], [pid 3308] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3308] <... futex resumed>) = 0 [pid 3310] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3308] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3310] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3310] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3308] <... futex resumed>) = 0 [pid 3310] <... futex resumed>) = 1 [pid 3308] exit_group(0 [pid 3310] ????( [pid 3308] <... exit_group resumed>) = ? [pid 3310] <... ???? resumed>) = ? [pid 3309] <... futex resumed>) = ? [pid 3309] +++ exited with 0 +++ [pid 3310] +++ exited with 0 +++ [pid 3308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3311 ./strace-static-x86_64: Process 3311 attached [pid 3311] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3311] setpgid(0, 0) = 0 [pid 3311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3311] write(3, "1000", 4) = 4 [pid 3311] close(3) = 0 [pid 3311] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3311] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3312]}, 88) = 3312 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3312 attached [pid 3312] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3312] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3312] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3311] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3312] <... futex resumed>) = 1 [pid 3312] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3312] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3311] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3311] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3313]}, 88) = 3313 [pid 3312] <... futex resumed>) = 1 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3313 attached [pid 3313] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3313] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3313] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3312] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3313] <... futex resumed>) = 1 [pid 3313] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3312] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3312] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3312] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3311] exit_group(0) = ? [pid 3312] <... futex resumed>) = ? [pid 3312] +++ exited with 0 +++ [pid 3313] <... futex resumed>) = ? [pid 3313] +++ exited with 0 +++ [pid 3311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3314 attached [pid 3314] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3314 [pid 3314] <... prctl resumed>) = 0 [pid 3314] setpgid(0, 0) = 0 [pid 3314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3314] write(3, "1000", 4) = 4 [pid 3314] close(3) = 0 [pid 3314] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3314] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3315 attached => {parent_tid=[3315]}, 88) = 3315 [pid 3315] set_robust_list(0x7f04812e39a0, 24 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3314] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3315] <... set_robust_list resumed>) = 0 [pid 3315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3315] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3315] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3314] <... futex resumed>) = 0 [pid 3314] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3315] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3315] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3314] <... futex resumed>) = 0 [pid 3314] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3314] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3315] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3316]}, 88) = 3316 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3314] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3316 attached [pid 3316] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3316] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3316] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3314] <... futex resumed>) = 0 [pid 3316] <... futex resumed>) = 1 [pid 3316] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3315] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3315] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3315] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3314] exit_group(0) = ? [pid 3316] <... futex resumed>) = ? [pid 3316] +++ exited with 0 +++ [pid 3315] <... futex resumed>) = ? [pid 3315] +++ exited with 0 +++ [pid 3314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3317 ./strace-static-x86_64: Process 3317 attached [pid 3317] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3317] setpgid(0, 0) = 0 [pid 3317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3317] write(3, "1000", 4) = 4 [pid 3317] close(3) = 0 [pid 3317] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3317] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3318 attached => {parent_tid=[3318]}, 88) = 3318 [pid 3318] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3318] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3317] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3318] <... futex resumed>) = 0 [pid 3318] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3318] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3318] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3317] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3318] <... futex resumed>) = 0 [pid 3317] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3318] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3318] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3318] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3317] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3318] <... futex resumed>) = 0 [pid 3317] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3318] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3318] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3318] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] <... futex resumed>) = 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3317] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3319]}, 88) = 3319 ./strace-static-x86_64: Process 3319 attached [pid 3319] set_robust_list(0x7f04812c29a0, 24 [pid 3317] rt_sigprocmask(SIG_SETMASK, [], [pid 3319] <... set_robust_list resumed>) = 0 [pid 3317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3319] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3319] <... futex resumed>) = 0 [pid 3319] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3319] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3319] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3317] exit_group(0) = ? [pid 3318] <... futex resumed>) = ? [pid 3318] +++ exited with 0 +++ [pid 3319] <... futex resumed>) = ? [pid 3319] +++ exited with 0 +++ [pid 3317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3320 ./strace-static-x86_64: Process 3320 attached [pid 3320] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3320] setpgid(0, 0) = 0 [pid 3320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3320] write(3, "1000", 4) = 4 [pid 3320] close(3) = 0 [pid 3320] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3320] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3321 attached => {parent_tid=[3321]}, 88) = 3321 [pid 3320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3320] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3321] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3321] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3321] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3320] <... futex resumed>) = 0 [pid 3320] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3321] <... futex resumed>) = 1 [pid 3321] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3321] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3320] <... futex resumed>) = 0 [pid 3320] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3320] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3322]}, 88) = 3322 [pid 3320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3320] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3321] <... futex resumed>) = 1 [pid 3321] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3321] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3321] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3322 attached [pid 3322] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3322] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3322] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3320] <... futex resumed>) = 0 [pid 3320] exit_group(0) = ? [pid 3321] <... futex resumed>) = ? [pid 3321] +++ exited with 0 +++ [pid 3322] +++ exited with 0 +++ [pid 3320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3323 attached , child_tidptr=0x5555566c5690) = 3323 [pid 3323] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3323] setpgid(0, 0) = 0 [pid 3323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3323] write(3, "1000", 4) = 4 [pid 3323] close(3) = 0 [pid 3323] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3323] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3324]}, 88) = 3324 [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3324 attached [pid 3324] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3324] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3324] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3323] <... futex resumed>) = 0 [pid 3323] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3324] <... futex resumed>) = 1 [pid 3324] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3324] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3323] <... futex resumed>) = 0 [pid 3323] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3323] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3325]}, 88) = 3325 [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3324] <... futex resumed>) = 1 [pid 3324] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3324] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3324] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3325 attached [pid 3325] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3325] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3325] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3323] <... futex resumed>) = 0 [pid 3323] exit_group(0) = ? [pid 3324] <... futex resumed>) = ? [pid 3324] +++ exited with 0 +++ [pid 3325] <... futex resumed>) = ? [pid 3325] +++ exited with 0 +++ [pid 3323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3326 ./strace-static-x86_64: Process 3326 attached [pid 3326] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3326] setpgid(0, 0) = 0 [pid 3326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3326] write(3, "1000", 4) = 4 [pid 3326] close(3) = 0 [pid 3326] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3326] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3326] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3326] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3327 attached => {parent_tid=[3327]}, 88) = 3327 [pid 3327] set_robust_list(0x7f04812e39a0, 24 [pid 3326] rt_sigprocmask(SIG_SETMASK, [], [pid 3327] <... set_robust_list resumed>) = 0 [pid 3326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3327] rt_sigprocmask(SIG_SETMASK, [], [pid 3326] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3326] <... futex resumed>) = 0 [pid 3326] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3327] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3327] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3326] <... futex resumed>) = 0 [pid 3327] <... futex resumed>) = 1 [pid 3326] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3327] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3326] <... futex resumed>) = 0 [pid 3327] <... write resumed>) = 9 [pid 3326] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3327] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3327] <... futex resumed>) = 0 [pid 3326] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3327] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3326] <... futex resumed>) = 0 [pid 3327] <... write resumed>) = 10 [pid 3326] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3327] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3326] <... futex resumed>) = 0 [pid 3327] <... futex resumed>) = 0 [pid 3326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3327] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3326] <... mmap resumed>) = 0x7f04812a2000 [pid 3326] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3326] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3328 attached [pid 3328] set_robust_list(0x7f04812c29a0, 24 [pid 3326] <... clone3 resumed> => {parent_tid=[3328]}, 88) = 3328 [pid 3328] <... set_robust_list resumed>) = 0 [pid 3326] rt_sigprocmask(SIG_SETMASK, [], [pid 3328] rt_sigprocmask(SIG_SETMASK, [], [pid 3326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3326] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3328] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3326] <... futex resumed>) = 0 [pid 3328] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3326] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3328] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3328] <... futex resumed>) = 0 [pid 3326] exit_group(0 [pid 3328] ????( [pid 3326] <... exit_group resumed>) = ? [pid 3328] <... ???? resumed>) = ? [pid 3327] <... futex resumed>) = ? [pid 3327] +++ exited with 0 +++ [pid 3328] +++ exited with 0 +++ [pid 3326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3329 ./strace-static-x86_64: Process 3329 attached [pid 3329] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3329] setpgid(0, 0) = 0 [pid 3329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3329] write(3, "1000", 4) = 4 [pid 3329] close(3) = 0 [pid 3329] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3329] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3329] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3329] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3329] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3330 attached => {parent_tid=[3330]}, 88) = 3330 [pid 3330] set_robust_list(0x7f04812e39a0, 24 [pid 3329] rt_sigprocmask(SIG_SETMASK, [], [pid 3330] <... set_robust_list resumed>) = 0 [pid 3330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3330] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3329] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3330] <... futex resumed>) = 0 [pid 3330] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3330] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3329] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3330] <... futex resumed>) = 0 [pid 3330] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3329] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3330] <... futex resumed>) = 0 [pid 3329] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3330] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3330] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3329] <... futex resumed>) = 0 [pid 3330] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3329] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3330] <... write resumed>) = 10 [pid 3330] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3330] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] <... futex resumed>) = 0 [pid 3329] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3330] <... futex resumed>) = 0 [pid 3329] <... futex resumed>) = 1 [pid 3330] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3329] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3330] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3330] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3329] <... futex resumed>) = 0 [pid 3330] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] exit_group(0) = ? [pid 3330] <... futex resumed>) = ? [pid 3330] +++ exited with 0 +++ [pid 3329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3331 ./strace-static-x86_64: Process 3331 attached [pid 3331] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3331] setpgid(0, 0) = 0 [pid 3331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3331] write(3, "1000", 4) = 4 [pid 3331] close(3) = 0 [pid 3331] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3331] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3331] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3332]}, 88) = 3332 [pid 3331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3331] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3331] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3332 attached [pid 3332] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3332] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3332] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3331] <... futex resumed>) = 0 [pid 3332] <... futex resumed>) = 1 [pid 3331] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3332] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3331] <... futex resumed>) = 0 [pid 3332] <... write resumed>) = 9 [pid 3331] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3332] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3332] <... futex resumed>) = 0 [pid 3331] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3332] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3331] <... futex resumed>) = 0 [pid 3332] <... write resumed>) = 10 [pid 3331] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3332] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3331] <... futex resumed>) = 0 [pid 3332] <... futex resumed>) = 0 [pid 3331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3332] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3331] <... mmap resumed>) = 0x7f04812a2000 [pid 3331] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3333 attached => {parent_tid=[3333]}, 88) = 3333 [pid 3333] set_robust_list(0x7f04812c29a0, 24 [pid 3331] rt_sigprocmask(SIG_SETMASK, [], [pid 3333] <... set_robust_list resumed>) = 0 [pid 3331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3333] rt_sigprocmask(SIG_SETMASK, [], [pid 3331] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3331] <... futex resumed>) = 0 [pid 3333] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3331] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3333] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3333] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3331] <... futex resumed>) = 0 [pid 3333] <... futex resumed>) = 1 [pid 3331] exit_group(0 [pid 3333] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 3332] <... futex resumed>) = ? [pid 3331] <... exit_group resumed>) = ? [pid 3332] +++ exited with 0 +++ [pid 3333] +++ exited with 0 +++ [pid 3331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3334 ./strace-static-x86_64: Process 3334 attached [pid 3334] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3334] setpgid(0, 0) = 0 [pid 3334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3334] write(3, "1000", 4) = 4 [pid 3334] close(3) = 0 [pid 3334] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3334] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3336 attached [pid 3336] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3336] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3334] <... clone3 resumed> => {parent_tid=[3336]}, 88) = 3336 [pid 3334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3334] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3334] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3336] <... futex resumed>) = 0 [pid 3336] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3336] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3334] <... futex resumed>) = 0 [pid 3334] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3336] <... futex resumed>) = 1 [pid 3334] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3336] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3336] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3334] <... futex resumed>) = 0 [pid 3334] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3334] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3337 attached [pid 3337] set_robust_list(0x7f04812c29a0, 24 [pid 3334] <... clone3 resumed> => {parent_tid=[3337]}, 88) = 3337 [pid 3334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3334] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3336] <... futex resumed>) = 1 [pid 3336] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3336] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3337] <... set_robust_list resumed>) = 0 [pid 3336] <... futex resumed>) = 0 [pid 3336] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3337] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3337] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3334] <... futex resumed>) = 0 [pid 3334] exit_group(0) = ? [pid 3336] <... futex resumed>) = ? [pid 3336] +++ exited with 0 +++ [pid 3337] <... futex resumed>) = ? [pid 3337] +++ exited with 0 +++ [pid 3334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3338 ./strace-static-x86_64: Process 3338 attached [pid 3338] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3338] setpgid(0, 0) = 0 [pid 3338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3338] write(3, "1000", 4) = 4 [pid 3338] close(3) = 0 [pid 3338] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3338] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3338] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3339 attached => {parent_tid=[3339]}, 88) = 3339 [pid 3339] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3339] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3338] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3339] <... futex resumed>) = 0 [pid 3338] <... futex resumed>) = 1 [pid 3339] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3338] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3339] <... openat resumed>) = 3 [pid 3339] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3339] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3338] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3339] <... futex resumed>) = 0 [pid 3339] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3339] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3339] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3338] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3339] <... futex resumed>) = 0 [pid 3339] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3339] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3339] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3339] <... futex resumed>) = 0 [pid 3338] <... futex resumed>) = 1 [pid 3339] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3339] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3339] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3338] exit_group(0) = ? [pid 3339] <... futex resumed>) = ? [pid 3339] +++ exited with 0 +++ [pid 3338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3340 ./strace-static-x86_64: Process 3340 attached [pid 3340] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3340] setpgid(0, 0) = 0 [pid 3340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3340] write(3, "1000", 4) = 4 [pid 3340] close(3) = 0 [pid 3340] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3340] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3341 attached => {parent_tid=[3341]}, 88) = 3341 [pid 3341] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3341] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3340] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3341] <... futex resumed>) = 0 [pid 3340] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3341] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3341] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3341] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] <... futex resumed>) = 0 [pid 3340] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3341] <... futex resumed>) = 0 [pid 3341] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3340] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3341] <... write resumed>) = 9 [pid 3341] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3341] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3340] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3341] <... futex resumed>) = 0 [pid 3340] <... futex resumed>) = 1 [pid 3341] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3340] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3341] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3340] <... futex resumed>) = 0 [pid 3341] <... futex resumed>) = 0 [pid 3340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3341] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] <... mmap resumed>) = 0x7f04812a2000 [pid 3340] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3342 attached => {parent_tid=[3342]}, 88) = 3342 [pid 3342] set_robust_list(0x7f04812c29a0, 24 [pid 3340] rt_sigprocmask(SIG_SETMASK, [], [pid 3342] <... set_robust_list resumed>) = 0 [pid 3342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3342] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3340] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3342] <... futex resumed>) = 0 [pid 3340] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3342] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3342] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3342] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3340] exit_group(0 [pid 3341] <... futex resumed>) = ? [pid 3340] <... exit_group resumed>) = ? [pid 3341] +++ exited with 0 +++ [pid 3342] <... futex resumed>) = ? [pid 3342] +++ exited with 0 +++ [pid 3340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3343 ./strace-static-x86_64: Process 3343 attached [pid 3343] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3343] setpgid(0, 0) = 0 [pid 3343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3343] write(3, "1000", 4) = 4 [pid 3343] close(3) = 0 [pid 3343] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3343] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3343] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3344 attached => {parent_tid=[3344]}, 88) = 3344 [pid 3343] rt_sigprocmask(SIG_SETMASK, [], [pid 3344] set_robust_list(0x7f04812e39a0, 24 [pid 3343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3344] <... set_robust_list resumed>) = 0 [pid 3343] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3344] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3343] <... futex resumed>) = 0 [pid 3344] <... openat resumed>) = 3 [pid 3344] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3344] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3343] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3344] <... futex resumed>) = 0 [pid 3343] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3344] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3344] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3344] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] <... futex resumed>) = 0 [pid 3343] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3344] <... futex resumed>) = 0 [pid 3343] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3344] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3344] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] <... futex resumed>) = 0 [pid 3343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3343] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3345 attached [pid 3345] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3343] <... clone3 resumed> => {parent_tid=[3345]}, 88) = 3345 [pid 3345] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3343] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3345] <... futex resumed>) = 0 [pid 3343] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3345] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3345] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3343] <... futex resumed>) = 0 [pid 3345] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] exit_group(0) = ? [pid 3344] <... futex resumed>) = ? [pid 3344] +++ exited with 0 +++ [pid 3345] <... futex resumed>) = ? [pid 3345] +++ exited with 0 +++ [pid 3343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3346 ./strace-static-x86_64: Process 3346 attached [pid 3346] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3346] setpgid(0, 0) = 0 [pid 3346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3346] write(3, "1000", 4) = 4 [pid 3346] close(3) = 0 [pid 3346] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3346] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3347]}, 88) = 3347 [pid 3346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3346] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3347 attached [pid 3347] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3347] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3347] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3346] <... futex resumed>) = 0 [pid 3346] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3347] <... futex resumed>) = 1 [pid 3347] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3347] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3346] <... futex resumed>) = 0 [pid 3346] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3346] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3348]}, 88) = 3348 [pid 3346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3346] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3347] <... futex resumed>) = 1 [pid 3347] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3347] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3348 attached [pid 3348] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3348] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3348] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3346] <... futex resumed>) = 0 [pid 3346] exit_group(0) = ? [pid 3347] <... futex resumed>) = ? [pid 3347] +++ exited with 0 +++ [pid 3348] <... futex resumed>) = ? [pid 3348] +++ exited with 0 +++ [pid 3346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3349 ./strace-static-x86_64: Process 3349 attached [pid 3349] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3349] setpgid(0, 0) = 0 [pid 3349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3349] write(3, "1000", 4) = 4 [pid 3349] close(3) = 0 [pid 3349] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3349] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3349] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3349] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3350 attached => {parent_tid=[3350]}, 88) = 3350 [pid 3350] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3350] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3349] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3350] <... futex resumed>) = 0 [pid 3350] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3349] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3350] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3349] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3350] <... futex resumed>) = 0 [pid 3349] <... futex resumed>) = 1 [pid 3350] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3350] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3349] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3350] <... futex resumed>) = 0 [pid 3349] <... futex resumed>) = 1 [pid 3350] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3349] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3350] <... write resumed>) = 10 [pid 3350] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] <... futex resumed>) = 0 [pid 3349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3349] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3349] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3351 attached => {parent_tid=[3351]}, 88) = 3351 [pid 3351] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3351] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3349] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3351] <... futex resumed>) = 0 [pid 3349] <... futex resumed>) = 1 [pid 3351] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3349] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3351] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3351] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3351] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3349] exit_group(0 [pid 3350] <... futex resumed>) = ? [pid 3349] <... exit_group resumed>) = ? [pid 3350] +++ exited with 0 +++ [pid 3351] <... futex resumed>) = ? [pid 3351] +++ exited with 0 +++ [pid 3349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3352 ./strace-static-x86_64: Process 3352 attached [pid 3352] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3352] setpgid(0, 0) = 0 [pid 3352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3352] write(3, "1000", 4) = 4 [pid 3352] close(3) = 0 [pid 3352] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3352] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3352] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3352] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3353 attached => {parent_tid=[3353]}, 88) = 3353 [pid 3353] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3353] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3352] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3352] <... futex resumed>) = 1 [pid 3353] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3352] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3353] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3352] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3352] <... futex resumed>) = 1 [pid 3353] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3353] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3352] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3352] <... futex resumed>) = 1 [pid 3353] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3353] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3352] <... futex resumed>) = 1 [pid 3353] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3353] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3352] exit_group(0) = ? [pid 3353] <... futex resumed>) = ? [pid 3353] +++ exited with 0 +++ [pid 3352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3354 ./strace-static-x86_64: Process 3354 attached [pid 3354] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3354] setpgid(0, 0) = 0 [pid 3354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3354] write(3, "1000", 4) = 4 [pid 3354] close(3) = 0 [pid 3354] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3354] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3355 attached [pid 3355] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3355] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] <... clone3 resumed> => {parent_tid=[3355]}, 88) = 3355 [pid 3354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3354] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3355] <... futex resumed>) = 0 [pid 3355] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3355] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3355] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3354] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3355] <... futex resumed>) = 0 [pid 3355] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3355] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3354] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3355] <... futex resumed>) = 0 [pid 3354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3355] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3354] <... futex resumed>) = 0 [pid 3355] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3354] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3355] <... write resumed>) = 10 [pid 3354] <... futex resumed>) = 0 [pid 3355] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3355] <... futex resumed>) = 0 [pid 3354] <... mmap resumed>) = 0x7f04812a2000 [pid 3355] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3356]}, 88) = 3356 [pid 3354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3354] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3356 attached [pid 3356] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3356] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3356] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3354] <... futex resumed>) = 0 [pid 3354] exit_group(0) = ? [pid 3355] <... futex resumed>) = ? [pid 3355] +++ exited with 0 +++ [pid 3356] +++ exited with 0 +++ [pid 3354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3357 ./strace-static-x86_64: Process 3357 attached [pid 3357] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3357] setpgid(0, 0) = 0 [pid 3357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3357] write(3, "1000", 4) = 4 [pid 3357] close(3) = 0 [pid 3357] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3357] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3357] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3357] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3358]}, 88) = 3358 [pid 3357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3357] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3358 attached [pid 3358] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3358] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3358] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3357] <... futex resumed>) = 0 [pid 3357] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3358] <... futex resumed>) = 1 [pid 3358] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3358] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3357] <... futex resumed>) = 0 [pid 3357] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3357] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3357] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3359]}, 88) = 3359 [pid 3357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3357] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3358] <... futex resumed>) = 1 [pid 3358] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3358] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3358] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3359 attached [pid 3359] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3359] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3359] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3357] <... futex resumed>) = 0 [pid 3357] exit_group(0) = ? [pid 3358] <... futex resumed>) = ? [pid 3358] +++ exited with 0 +++ [pid 3359] <... futex resumed>) = ? [pid 3359] +++ exited with 0 +++ [pid 3357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3360 ./strace-static-x86_64: Process 3360 attached [pid 3360] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3360] setpgid(0, 0) = 0 [pid 3360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3360] write(3, "1000", 4) = 4 [pid 3360] close(3) = 0 [pid 3360] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3360] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3360] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3360] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3360] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3360] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3361 attached => {parent_tid=[3361]}, 88) = 3361 [pid 3361] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3361] rt_sigprocmask(SIG_SETMASK, [], [pid 3360] rt_sigprocmask(SIG_SETMASK, [], [pid 3361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3361] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3361] <... futex resumed>) = 0 [pid 3360] <... futex resumed>) = 1 [pid 3361] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3360] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3361] <... openat resumed>) = 3 [pid 3361] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3361] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3360] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3361] <... futex resumed>) = 0 [pid 3361] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3361] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3361] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3360] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3361] <... futex resumed>) = 0 [pid 3360] <... futex resumed>) = 1 [pid 3361] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3360] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3361] <... write resumed>) = 10 [pid 3360] <... futex resumed>) = 0 [pid 3361] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3361] <... futex resumed>) = 0 [pid 3360] <... mmap resumed>) = 0x7f04812a2000 [pid 3360] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3360] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3361] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3360] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3362 attached [pid 3362] set_robust_list(0x7f04812c29a0, 24 [pid 3360] <... clone3 resumed> => {parent_tid=[3362]}, 88) = 3362 [pid 3362] <... set_robust_list resumed>) = 0 [pid 3360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3362] rt_sigprocmask(SIG_SETMASK, [], [pid 3360] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3360] <... futex resumed>) = 0 [pid 3362] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3360] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3362] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3362] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3362] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] <... futex resumed>) = 0 [pid 3360] exit_group(0) = ? [pid 3362] <... futex resumed>) = ? [pid 3361] <... futex resumed>) = ? [pid 3361] +++ exited with 0 +++ [pid 3362] +++ exited with 0 +++ [pid 3360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3363 ./strace-static-x86_64: Process 3363 attached [pid 3363] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3363] setpgid(0, 0) = 0 [pid 3363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3363] write(3, "1000", 4) = 4 [pid 3363] close(3) = 0 [pid 3363] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3363] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3363] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3363] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3364]}, 88) = 3364 ./strace-static-x86_64: Process 3364 attached [pid 3363] rt_sigprocmask(SIG_SETMASK, [], [pid 3364] set_robust_list(0x7f04812e39a0, 24 [pid 3363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3364] <... set_robust_list resumed>) = 0 [pid 3364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3364] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3364] <... futex resumed>) = 0 [pid 3364] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3363] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3364] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3364] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3363] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3364] <... futex resumed>) = 0 [pid 3364] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3364] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3364] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3363] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3364] <... futex resumed>) = 0 [pid 3363] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3364] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3363] <... futex resumed>) = 0 [pid 3364] <... write resumed>) = 10 [pid 3364] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3364] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3363] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3363] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3365 attached [pid 3365] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3365] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] <... clone3 resumed> => {parent_tid=[3365]}, 88) = 3365 [pid 3363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3363] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3365] <... futex resumed>) = 0 [pid 3363] <... futex resumed>) = 1 [pid 3365] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3363] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3365] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3365] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3365] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] <... futex resumed>) = 0 [pid 3363] exit_group(0) = ? [pid 3364] <... futex resumed>) = ? [pid 3364] +++ exited with 0 +++ [pid 3365] <... futex resumed>) = ? [pid 3365] +++ exited with 0 +++ [pid 3363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3366 ./strace-static-x86_64: Process 3366 attached [pid 3366] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3366] setpgid(0, 0) = 0 [pid 3366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3366] write(3, "1000", 4) = 4 [pid 3366] close(3) = 0 [pid 3366] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3366] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3366] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3367 attached => {parent_tid=[3367]}, 88) = 3367 [pid 3366] rt_sigprocmask(SIG_SETMASK, [], [pid 3367] set_robust_list(0x7f04812e39a0, 24 [pid 3366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3367] <... set_robust_list resumed>) = 0 [pid 3366] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3367] rt_sigprocmask(SIG_SETMASK, [], [pid 3366] <... futex resumed>) = 0 [pid 3366] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3367] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3367] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3366] <... futex resumed>) = 0 [pid 3366] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3367] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3366] <... futex resumed>) = 0 [pid 3366] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3367] <... write resumed>) = 9 [pid 3367] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3366] <... futex resumed>) = 0 [pid 3366] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3366] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3366] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3368 attached [pid 3367] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3368] set_robust_list(0x7f04812c29a0, 24 [pid 3367] <... write resumed>) = 10 [pid 3366] <... clone3 resumed> => {parent_tid=[3368]}, 88) = 3368 [pid 3366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3366] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3368] <... set_robust_list resumed>) = 0 [pid 3367] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3368] rt_sigprocmask(SIG_SETMASK, [], [pid 3367] <... futex resumed>) = 0 [pid 3368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3367] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3368] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3368] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3366] <... futex resumed>) = 0 [pid 3368] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3366] exit_group(0) = ? [pid 3367] <... futex resumed>) = ? [pid 3368] <... futex resumed>) = ? [pid 3367] +++ exited with 0 +++ [pid 3368] +++ exited with 0 +++ [pid 3366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3369 ./strace-static-x86_64: Process 3369 attached [pid 3369] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3369] setpgid(0, 0) = 0 [pid 3369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3369] write(3, "1000", 4) = 4 [pid 3369] close(3) = 0 [pid 3369] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3369] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3369] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3369] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3370 attached [pid 3370] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3370] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3369] <... clone3 resumed> => {parent_tid=[3370]}, 88) = 3370 [pid 3369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3369] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3370] <... futex resumed>) = 0 [pid 3369] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3370] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3370] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3370] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3369] <... futex resumed>) = 0 [pid 3369] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3370] <... futex resumed>) = 0 [pid 3370] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3370] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3370] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3369] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3369] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3370] <... futex resumed>) = 0 [pid 3369] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3370] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3370] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3370] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3369] <... futex resumed>) = 0 [pid 3369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3369] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3369] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3371 attached [pid 3371] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3371] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3369] <... clone3 resumed> => {parent_tid=[3371]}, 88) = 3371 [pid 3369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3369] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3371] <... futex resumed>) = 0 [pid 3369] <... futex resumed>) = 1 [pid 3371] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3369] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3371] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3371] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3369] <... futex resumed>) = 0 [pid 3369] exit_group(0 [pid 3370] <... futex resumed>) = ? [pid 3370] +++ exited with 0 +++ [pid 3369] <... exit_group resumed>) = ? [pid 3371] +++ exited with 0 +++ [pid 3369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3372 attached , child_tidptr=0x5555566c5690) = 3372 [pid 3372] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3372] setpgid(0, 0) = 0 [pid 3372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3372] write(3, "1000", 4) = 4 [pid 3372] close(3) = 0 [pid 3372] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3372] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3372] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3373 attached [pid 3373] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3373] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... clone3 resumed> => {parent_tid=[3373]}, 88) = 3373 [pid 3372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3372] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3373] <... futex resumed>) = 0 [pid 3372] <... futex resumed>) = 1 [pid 3373] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3372] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3373] <... openat resumed>) = 3 [pid 3373] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3373] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3372] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3373] <... futex resumed>) = 0 [pid 3373] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3373] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3372] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3373] <... futex resumed>) = 0 [pid 3373] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3372] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3373] <... futex resumed>) = 0 [pid 3372] <... futex resumed>) = 1 [pid 3373] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3372] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3373] <... write resumed>) = 10 [pid 3372] <... futex resumed>) = 0 [pid 3373] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3373] <... futex resumed>) = 0 [pid 3372] <... mmap resumed>) = 0x7f04812a2000 [pid 3372] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3373] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... mprotect resumed>) = 0 [pid 3372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3374]}, 88) = 3374 ./strace-static-x86_64: Process 3374 attached [pid 3372] rt_sigprocmask(SIG_SETMASK, [], [pid 3374] set_robust_list(0x7f04812c29a0, 24 [pid 3372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3374] <... set_robust_list resumed>) = 0 [pid 3372] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3374] rt_sigprocmask(SIG_SETMASK, [], [pid 3372] <... futex resumed>) = 0 [pid 3374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3374] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3372] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3374] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3374] <... futex resumed>) = 0 [pid 3372] exit_group(0) = ? [pid 3373] <... futex resumed>) = ? [pid 3373] +++ exited with 0 +++ [pid 3374] +++ exited with 0 +++ [pid 3372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3375 ./strace-static-x86_64: Process 3375 attached [pid 3375] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3375] setpgid(0, 0) = 0 [pid 3375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3375] write(3, "1000", 4) = 4 [pid 3375] close(3) = 0 [pid 3375] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3375] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3375] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3375] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3375] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3376 attached [pid 3376] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3375] <... clone3 resumed> => {parent_tid=[3376]}, 88) = 3376 [pid 3376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3376] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3375] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3376] <... futex resumed>) = 0 [pid 3376] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3376] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3376] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3375] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3375] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3376] <... futex resumed>) = 0 [pid 3375] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3376] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3376] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3375] <... futex resumed>) = 0 [pid 3376] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3375] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3376] <... write resumed>) = 10 [pid 3375] <... futex resumed>) = 0 [pid 3376] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3375] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3376] <... futex resumed>) = 0 [pid 3375] <... futex resumed>) = 0 [pid 3375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3376] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3375] <... mmap resumed>) = 0x7f04812a2000 [pid 3375] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3375] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3377 attached => {parent_tid=[3377]}, 88) = 3377 [pid 3377] set_robust_list(0x7f04812c29a0, 24 [pid 3375] rt_sigprocmask(SIG_SETMASK, [], [pid 3377] <... set_robust_list resumed>) = 0 [pid 3375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3377] rt_sigprocmask(SIG_SETMASK, [], [pid 3375] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3375] <... futex resumed>) = 0 [pid 3377] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3375] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3377] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3377] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3375] <... futex resumed>) = 0 [pid 3377] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3375] exit_group(0) = ? [pid 3376] <... futex resumed>) = ? [pid 3376] +++ exited with 0 +++ [pid 3377] <... futex resumed>) = ? [pid 3377] +++ exited with 0 +++ [pid 3375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3378 attached , child_tidptr=0x5555566c5690) = 3378 [pid 3378] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3378] setpgid(0, 0) = 0 [pid 3378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3378] write(3, "1000", 4) = 4 [pid 3378] close(3) = 0 [pid 3378] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3378] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3378] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3379]}, 88) = 3379 [pid 3378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3378] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3379 attached [pid 3379] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3379] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3379] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3378] <... futex resumed>) = 0 [pid 3379] <... futex resumed>) = 1 [pid 3378] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3379] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3378] <... futex resumed>) = 0 [pid 3378] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3379] <... write resumed>) = 9 [pid 3379] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3378] <... futex resumed>) = 0 [pid 3378] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3378] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3379] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3378] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3379] <... write resumed>) = 10 [pid 3379] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] <... clone3 resumed> => {parent_tid=[3380]}, 88) = 3380 [pid 3379] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3378] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3380 attached [pid 3380] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3380] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3380] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3378] <... futex resumed>) = 0 [pid 3378] exit_group(0) = ? [pid 3379] <... futex resumed>) = 231 [pid 3380] <... futex resumed>) = ? [pid 3380] +++ exited with 0 +++ [pid 3379] +++ exited with 0 +++ [pid 3378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3381 ./strace-static-x86_64: Process 3381 attached [pid 3381] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3381] setpgid(0, 0) = 0 [pid 3381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3381] write(3, "1000", 4) = 4 [pid 3381] close(3) = 0 [pid 3381] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3381] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3381] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3381] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3382 attached [pid 3382] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3382] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3381] <... clone3 resumed> => {parent_tid=[3382]}, 88) = 3382 [pid 3381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3381] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3382] <... futex resumed>) = 0 [pid 3381] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3382] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3382] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3382] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3381] <... futex resumed>) = 0 [pid 3381] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3382] <... futex resumed>) = 0 [pid 3382] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3382] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3382] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3381] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3381] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3382] <... futex resumed>) = 0 [pid 3381] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3382] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3381] <... futex resumed>) = 0 [pid 3382] <... write resumed>) = 10 [pid 3381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3382] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3381] <... mmap resumed>) = 0x7f04812a2000 [pid 3382] <... futex resumed>) = 0 [pid 3381] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3382] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3381] <... mprotect resumed>) = 0 [pid 3381] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3383 attached => {parent_tid=[3383]}, 88) = 3383 [pid 3383] set_robust_list(0x7f04812c29a0, 24 [pid 3381] rt_sigprocmask(SIG_SETMASK, [], [pid 3383] <... set_robust_list resumed>) = 0 [pid 3381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3383] rt_sigprocmask(SIG_SETMASK, [], [pid 3381] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3383] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3383] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3381] <... futex resumed>) = 0 [pid 3381] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3383] <... futex resumed>) = 0 [pid 3381] exit_group(0) = ? [pid 3382] <... futex resumed>) = ? [pid 3382] +++ exited with 0 +++ [pid 3383] +++ exited with 0 +++ [pid 3381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3384 ./strace-static-x86_64: Process 3384 attached [pid 3384] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3384] setpgid(0, 0) = 0 [pid 3384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3384] write(3, "1000", 4) = 4 [pid 3384] close(3) = 0 [pid 3384] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3384] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3385]}, 88) = 3385 [pid 3384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3384] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3385 attached [pid 3385] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3385] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3385] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3384] <... futex resumed>) = 0 [pid 3384] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3385] <... futex resumed>) = 1 [pid 3385] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3385] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3384] <... futex resumed>) = 0 [pid 3384] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3384] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3386]}, 88) = 3386 [pid 3384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3384] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3385] <... futex resumed>) = 1 [pid 3385] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3385] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3385] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3386 attached [pid 3386] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3386] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3386] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3384] <... futex resumed>) = 0 [pid 3384] exit_group(0) = ? [pid 3385] <... futex resumed>) = ? [pid 3385] +++ exited with 0 +++ [pid 3386] <... futex resumed>) = ? [pid 3386] +++ exited with 0 +++ [pid 3384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3387 attached , child_tidptr=0x5555566c5690) = 3387 [pid 3387] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3387] setpgid(0, 0) = 0 [pid 3387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3387] write(3, "1000", 4) = 4 [pid 3387] close(3) = 0 [pid 3387] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3387] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3387] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3388]}, 88) = 3388 [pid 3387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3387] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3387] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3388 attached [pid 3388] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3388] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3388] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3387] <... futex resumed>) = 0 [pid 3388] <... futex resumed>) = 1 [pid 3387] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3388] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3387] <... futex resumed>) = 0 [pid 3388] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3387] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3388] <... futex resumed>) = 0 [pid 3387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3388] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3387] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3387] <... futex resumed>) = 0 [pid 3388] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3387] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3388] <... write resumed>) = 10 [pid 3387] <... futex resumed>) = 0 [pid 3388] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3388] <... futex resumed>) = 0 [pid 3387] <... mmap resumed>) = 0x7f04812a2000 [pid 3388] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3387] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3389 attached => {parent_tid=[3389]}, 88) = 3389 [pid 3389] set_robust_list(0x7f04812c29a0, 24 [pid 3387] rt_sigprocmask(SIG_SETMASK, [], [pid 3389] <... set_robust_list resumed>) = 0 [pid 3387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], [pid 3387] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3387] <... futex resumed>) = 0 [pid 3387] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3389] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3389] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3387] <... futex resumed>) = 0 [pid 3389] <... futex resumed>) = 1 [pid 3387] exit_group(0 [pid 3389] ????( [pid 3387] <... exit_group resumed>) = ? [pid 3388] <... futex resumed>) = ? [pid 3389] <... ???? resumed>) = ? [pid 3388] +++ exited with 0 +++ [pid 3389] +++ exited with 0 +++ [pid 3387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3390 attached , child_tidptr=0x5555566c5690) = 3390 [pid 3390] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3390] setpgid(0, 0) = 0 [pid 3390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3390] write(3, "1000", 4) = 4 [pid 3390] close(3) = 0 [pid 3390] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3390] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3390] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3390] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3391 attached => {parent_tid=[3391]}, 88) = 3391 [pid 3391] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3391] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3390] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3391] <... futex resumed>) = 0 [pid 3391] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3390] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3391] <... openat resumed>) = 3 [pid 3391] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3391] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3390] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3391] <... futex resumed>) = 0 [pid 3390] <... futex resumed>) = 1 [pid 3391] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3391] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3391] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3390] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3391] <... futex resumed>) = 0 [pid 3390] <... futex resumed>) = 1 [pid 3391] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3391] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3391] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3391] <... futex resumed>) = 0 [pid 3390] <... futex resumed>) = 1 [pid 3391] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3391] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3391] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3390] exit_group(0) = ? [pid 3391] <... futex resumed>) = ? [pid 3391] +++ exited with 0 +++ [pid 3390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3392 ./strace-static-x86_64: Process 3392 attached [pid 3392] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3392] setpgid(0, 0) = 0 [pid 3392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3392] write(3, "1000", 4) = 4 [pid 3392] close(3) = 0 [pid 3392] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3392] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3393 attached => {parent_tid=[3393]}, 88) = 3393 [pid 3393] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3393] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3392] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3393] <... futex resumed>) = 0 [pid 3393] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3392] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3393] <... openat resumed>) = 3 [pid 3393] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3392] <... futex resumed>) = 0 [pid 3392] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3393] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3393] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3392] <... futex resumed>) = 0 [pid 3392] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3392] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3393] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3393] <... write resumed>) = 10 [pid 3393] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3392] <... clone3 resumed> => {parent_tid=[3394]}, 88) = 3394 ./strace-static-x86_64: Process 3394 attached [pid 3394] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3394] rt_sigprocmask(SIG_SETMASK, [], [pid 3393] <... futex resumed>) = 0 [pid 3394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3394] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3393] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3392] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3394] <... futex resumed>) = 0 [pid 3392] <... futex resumed>) = 1 [pid 3394] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3394] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3394] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3392] exit_group(0) = ? [pid 3393] <... futex resumed>) = ? [pid 3394] <... futex resumed>) = ? [pid 3394] +++ exited with 0 +++ [pid 3393] +++ exited with 0 +++ [pid 3392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3395 ./strace-static-x86_64: Process 3395 attached [pid 3395] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3395] setpgid(0, 0) = 0 [pid 3395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3395] write(3, "1000", 4) = 4 [pid 3395] close(3) = 0 [pid 3395] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3395] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3396 attached [pid 3396] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3396] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3395] <... clone3 resumed> => {parent_tid=[3396]}, 88) = 3396 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3396] <... futex resumed>) = 0 [pid 3395] <... futex resumed>) = 1 [pid 3396] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3395] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3396] <... openat resumed>) = 3 [pid 3396] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3395] <... futex resumed>) = 0 [pid 3395] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3396] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3396] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3395] <... futex resumed>) = 0 [pid 3395] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3396] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3395] <... futex resumed>) = 0 [pid 3396] <... write resumed>) = 10 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3395] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3396] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3396] <... futex resumed>) = 0 [pid 3396] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3395] <... clone3 resumed> => {parent_tid=[3397]}, 88) = 3397 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3397 attached [pid 3397] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3397] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3397] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3395] <... futex resumed>) = 0 [pid 3395] exit_group(0) = ? [pid 3396] <... futex resumed>) = ? [pid 3397] <... futex resumed>) = ? [pid 3397] +++ exited with 0 +++ [pid 3396] +++ exited with 0 +++ [pid 3395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3398 ./strace-static-x86_64: Process 3398 attached [pid 3398] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3398] setpgid(0, 0) = 0 [pid 3398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3398] write(3, "1000", 4) = 4 [pid 3398] close(3) = 0 [pid 3398] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3398] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3399]}, 88) = 3399 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3398] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3399 attached [pid 3399] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3399] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3399] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3398] <... futex resumed>) = 0 [pid 3398] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3398] <... futex resumed>) = 0 [pid 3398] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3399] <... write resumed>) = 9 [pid 3399] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3398] <... futex resumed>) = 0 [pid 3399] <... futex resumed>) = 1 [pid 3398] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3398] <... futex resumed>) = 0 [pid 3398] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] <... write resumed>) = 10 [pid 3398] <... futex resumed>) = 0 [pid 3399] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3399] <... futex resumed>) = 0 [pid 3398] <... mmap resumed>) = 0x7f04812a2000 [pid 3399] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3400 attached => {parent_tid=[3400]}, 88) = 3400 [pid 3400] set_robust_list(0x7f04812c29a0, 24 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], [pid 3400] <... set_robust_list resumed>) = 0 [pid 3398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3398] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3400] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3400] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3398] <... futex resumed>) = 0 [pid 3400] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] exit_group(0) = ? [pid 3399] <... futex resumed>) = ? [pid 3399] +++ exited with 0 +++ [pid 3400] <... futex resumed>) = ? [pid 3400] +++ exited with 0 +++ [pid 3398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3401 ./strace-static-x86_64: Process 3401 attached [pid 3401] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3401] setpgid(0, 0) = 0 [pid 3401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3401] write(3, "1000", 4) = 4 [pid 3401] close(3) = 0 [pid 3401] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3401] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3402 attached => {parent_tid=[3402]}, 88) = 3402 [pid 3402] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3402] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3402] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3401] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3402] <... openat resumed>) = 3 [pid 3402] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3402] <... futex resumed>) = 0 [pid 3402] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3401] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3402] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3402] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3401] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3402] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3402] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3402] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3402] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3401] exit_group(0) = ? [pid 3402] <... futex resumed>) = ? [pid 3402] +++ exited with 0 +++ [pid 3401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3403 ./strace-static-x86_64: Process 3403 attached [pid 3403] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3403] setpgid(0, 0) = 0 [pid 3403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3403] write(3, "1000", 4) = 4 [pid 3403] close(3) = 0 [pid 3403] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3403] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3403] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3404 attached [pid 3404] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3404] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3403] <... clone3 resumed> => {parent_tid=[3404]}, 88) = 3404 [pid 3403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3403] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3404] <... futex resumed>) = 0 [pid 3403] <... futex resumed>) = 1 [pid 3404] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3403] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3404] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3403] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3404] <... futex resumed>) = 0 [pid 3404] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3404] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3403] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3404] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3403] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3404] <... futex resumed>) = 0 [pid 3404] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3404] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3403] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3404] <... futex resumed>) = 0 [pid 3404] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3404] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3403] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3403] exit_group(0) = ? [pid 3404] <... futex resumed>) = ? [pid 3404] +++ exited with 0 +++ [pid 3403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3405 ./strace-static-x86_64: Process 3405 attached [pid 3405] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3405] setpgid(0, 0) = 0 [pid 3405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3405] write(3, "1000", 4) = 4 [pid 3405] close(3) = 0 [pid 3405] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3405] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3405] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3406 attached [pid 3406] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3406] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... clone3 resumed> => {parent_tid=[3406]}, 88) = 3406 [pid 3405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3405] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3406] <... futex resumed>) = 0 [pid 3405] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3406] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3406] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3406] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3405] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3406] <... futex resumed>) = 0 [pid 3406] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3406] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3406] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3405] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3406] <... futex resumed>) = 0 [pid 3406] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3405] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3406] <... write resumed>) = 10 [pid 3406] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3406] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... futex resumed>) = 0 [pid 3405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3405] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3407 attached => {parent_tid=[3407]}, 88) = 3407 [pid 3407] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3405] rt_sigprocmask(SIG_SETMASK, [], [pid 3407] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3405] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3407] <... futex resumed>) = 0 [pid 3407] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3405] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3407] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3407] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3407] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3405] exit_group(0 [pid 3406] <... futex resumed>) = ? [pid 3407] <... futex resumed>) = ? [pid 3405] <... exit_group resumed>) = ? [pid 3406] +++ exited with 0 +++ [pid 3407] +++ exited with 0 +++ [pid 3405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3408 ./strace-static-x86_64: Process 3408 attached [pid 3408] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3408] setpgid(0, 0) = 0 [pid 3408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3408] write(3, "1000", 4) = 4 [pid 3408] close(3) = 0 [pid 3408] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3408] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3408] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3408] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3408] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3409]}, 88) = 3409 [pid 3408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3408] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3409 attached [pid 3409] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3409] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3409] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3409] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3409] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3408] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3408] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3408] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3409] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 ./strace-static-x86_64: Process 3410 attached [pid 3410] set_robust_list(0x7f04812c29a0, 24 [pid 3409] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3408] <... clone3 resumed> => {parent_tid=[3410]}, 88) = 3410 [pid 3408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3408] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3410] <... set_robust_list resumed>) = 0 [pid 3410] rt_sigprocmask(SIG_SETMASK, [], [pid 3409] <... futex resumed>) = 0 [pid 3410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3409] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3410] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3408] <... futex resumed>) = 0 [pid 3408] exit_group(0) = ? [pid 3410] <... futex resumed>) = 231 [pid 3409] <... futex resumed>) = ? [pid 3410] +++ exited with 0 +++ [pid 3409] +++ exited with 0 +++ [pid 3408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3411 attached , child_tidptr=0x5555566c5690) = 3411 [pid 3411] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3411] setpgid(0, 0) = 0 [pid 3411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3411] write(3, "1000", 4) = 4 [pid 3411] close(3) = 0 [pid 3411] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3411] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3411] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3411] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3411] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3412]}, 88) = 3412 [pid 3411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3411] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3412 attached [pid 3412] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3412] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3412] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3411] <... futex resumed>) = 0 [pid 3411] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3412] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3412] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3411] <... futex resumed>) = 0 [pid 3411] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3411] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3411] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3411] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3413]}, 88) = 3413 [pid 3411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3411] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3413 attached [pid 3413] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3413] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3413] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3411] <... futex resumed>) = 0 [pid 3413] <... futex resumed>) = 1 [pid 3413] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3412] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3412] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3412] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3411] exit_group(0) = ? [pid 3413] <... futex resumed>) = ? [pid 3413] +++ exited with 0 +++ [pid 3412] <... futex resumed>) = ? [pid 3412] +++ exited with 0 +++ [pid 3411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3414 attached , child_tidptr=0x5555566c5690) = 3414 [pid 3414] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3414] setpgid(0, 0) = 0 [pid 3414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3414] write(3, "1000", 4) = 4 [pid 3414] close(3) = 0 [pid 3414] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3414] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3414] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3415]}, 88) = 3415 [pid 3414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3414] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3415 attached [pid 3415] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3415] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3415] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3414] <... futex resumed>) = 0 [pid 3414] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3415] <... futex resumed>) = 1 [pid 3415] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3415] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3414] <... futex resumed>) = 0 [pid 3414] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3414] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3414] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3416]}, 88) = 3416 [pid 3414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3414] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3415] <... futex resumed>) = 1 [pid 3415] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3415] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3415] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3416 attached [pid 3416] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3416] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3416] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3414] <... futex resumed>) = 0 [pid 3414] exit_group(0) = ? [pid 3415] <... futex resumed>) = ? [pid 3415] +++ exited with 0 +++ [pid 3416] <... futex resumed>) = ? [pid 3416] +++ exited with 0 +++ [pid 3414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3417 ./strace-static-x86_64: Process 3417 attached [pid 3417] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3417] setpgid(0, 0) = 0 [pid 3417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3417] write(3, "1000", 4) = 4 [pid 3417] close(3) = 0 [pid 3417] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3417] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3417] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3418 attached [pid 3418] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3418] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3417] <... clone3 resumed> => {parent_tid=[3418]}, 88) = 3418 [pid 3417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3417] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3418] <... futex resumed>) = 0 [pid 3417] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3418] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3418] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3418] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3417] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3418] <... futex resumed>) = 0 [pid 3418] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3418] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3417] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3418] <... futex resumed>) = 0 [pid 3417] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3418] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3417] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3418] <... write resumed>) = 10 [pid 3417] <... futex resumed>) = 0 [pid 3418] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3418] <... futex resumed>) = 0 [pid 3417] <... mmap resumed>) = 0x7f04812a2000 [pid 3418] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3417] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3417] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3419 attached => {parent_tid=[3419]}, 88) = 3419 [pid 3419] set_robust_list(0x7f04812c29a0, 24 [pid 3417] rt_sigprocmask(SIG_SETMASK, [], [pid 3419] <... set_robust_list resumed>) = 0 [pid 3417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3419] rt_sigprocmask(SIG_SETMASK, [], [pid 3417] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3417] <... futex resumed>) = 0 [pid 3417] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3419] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3419] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3417] <... futex resumed>) = 0 [pid 3419] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3417] exit_group(0) = ? [pid 3418] <... futex resumed>) = ? [pid 3418] +++ exited with 0 +++ [pid 3419] <... futex resumed>) = ? [pid 3419] +++ exited with 0 +++ [pid 3417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3420 ./strace-static-x86_64: Process 3420 attached [pid 3420] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3420] setpgid(0, 0) = 0 [pid 3420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3420] write(3, "1000", 4) = 4 [pid 3420] close(3) = 0 [pid 3420] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3420] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3420] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3421 attached [pid 3421] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3420] <... clone3 resumed> => {parent_tid=[3421]}, 88) = 3421 [pid 3421] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3420] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3421] <... futex resumed>) = 0 [pid 3420] <... futex resumed>) = 1 [pid 3421] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3420] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3421] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3421] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3420] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3421] <... futex resumed>) = 0 [pid 3421] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3420] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3421] <... write resumed>) = 9 [pid 3421] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3421] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3420] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3421] <... futex resumed>) = 0 [pid 3420] <... futex resumed>) = 1 [pid 3421] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3420] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3421] <... write resumed>) = 10 [pid 3420] <... futex resumed>) = 0 [pid 3421] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3421] <... futex resumed>) = 0 [pid 3420] <... mmap resumed>) = 0x7f04812a2000 [pid 3420] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3420] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3421] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3422 attached [pid 3422] set_robust_list(0x7f04812c29a0, 24 [pid 3420] <... clone3 resumed> => {parent_tid=[3422]}, 88) = 3422 [pid 3422] <... set_robust_list resumed>) = 0 [pid 3420] rt_sigprocmask(SIG_SETMASK, [], [pid 3422] rt_sigprocmask(SIG_SETMASK, [], [pid 3420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3420] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3422] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3420] <... futex resumed>) = 0 [pid 3420] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3422] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3422] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3420] <... futex resumed>) = 0 [pid 3422] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3420] exit_group(0) = ? [pid 3421] <... futex resumed>) = ? [pid 3421] +++ exited with 0 +++ [pid 3422] <... futex resumed>) = ? [pid 3422] +++ exited with 0 +++ [pid 3420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3423 ./strace-static-x86_64: Process 3423 attached [pid 3423] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3423] setpgid(0, 0) = 0 [pid 3423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3423] write(3, "1000", 4) = 4 [pid 3423] close(3) = 0 [pid 3423] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3423] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3423] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3423] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3423] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3424]}, 88) = 3424 [pid 3423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3423] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3424 attached [pid 3424] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3424] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3424] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] <... futex resumed>) = 0 [pid 3423] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3424] <... futex resumed>) = 1 [pid 3424] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3424] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] <... futex resumed>) = 0 [pid 3423] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3423] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3423] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3423] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3425]}, 88) = 3425 [pid 3423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3423] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3424] <... futex resumed>) = 1 [pid 3424] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3424] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3424] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3425 attached [pid 3425] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3425] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3425] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3423] <... futex resumed>) = 0 [pid 3423] exit_group(0) = ? [pid 3424] <... futex resumed>) = ? [pid 3424] +++ exited with 0 +++ [pid 3425] +++ exited with 0 +++ [pid 3423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3426 ./strace-static-x86_64: Process 3426 attached [pid 3426] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3426] setpgid(0, 0) = 0 [pid 3426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3426] write(3, "1000", 4) = 4 [pid 3426] close(3) = 0 [pid 3426] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3426] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3427 attached => {parent_tid=[3427]}, 88) = 3427 [pid 3426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3426] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3427] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3427] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3427] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] <... futex resumed>) = 0 [pid 3426] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3427] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3427] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] <... futex resumed>) = 0 [pid 3426] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3426] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3428 attached [pid 3428] set_robust_list(0x7f04812c29a0, 24 [pid 3426] <... clone3 resumed> => {parent_tid=[3428]}, 88) = 3428 [pid 3428] <... set_robust_list resumed>) = 0 [pid 3426] rt_sigprocmask(SIG_SETMASK, [], [pid 3428] rt_sigprocmask(SIG_SETMASK, [], [pid 3426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3426] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3428] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3426] <... futex resumed>) = 0 [pid 3428] <... write resumed>) = 10 [pid 3426] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3428] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] <... futex resumed>) = 0 [pid 3428] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3427] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3427] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3427] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3426] exit_group(0) = ? [pid 3428] <... futex resumed>) = ? [pid 3427] <... futex resumed>) = ? [pid 3428] +++ exited with 0 +++ [pid 3427] +++ exited with 0 +++ [pid 3426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3429 ./strace-static-x86_64: Process 3429 attached [pid 3429] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3429] setpgid(0, 0) = 0 [pid 3429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3429] write(3, "1000", 4) = 4 [pid 3429] close(3) = 0 [pid 3429] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3429] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3429] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3429] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3429] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3430 attached [pid 3430] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3430] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] <... clone3 resumed> => {parent_tid=[3430]}, 88) = 3430 [pid 3429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3429] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3430] <... futex resumed>) = 0 [pid 3430] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3430] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3429] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3430] <... futex resumed>) = 0 [pid 3429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3430] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3430] <... futex resumed>) = 0 [pid 3429] <... futex resumed>) = 1 [pid 3430] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3430] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3430] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3429] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3430] <... futex resumed>) = 0 [pid 3429] <... futex resumed>) = 1 [pid 3430] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3429] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3430] <... write resumed>) = 10 [pid 3429] <... futex resumed>) = 0 [pid 3429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3430] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3429] <... mmap resumed>) = 0x7f04812a2000 [pid 3430] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3429] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3431 attached => {parent_tid=[3431]}, 88) = 3431 [pid 3431] set_robust_list(0x7f04812c29a0, 24 [pid 3429] rt_sigprocmask(SIG_SETMASK, [], [pid 3431] <... set_robust_list resumed>) = 0 [pid 3429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3431] rt_sigprocmask(SIG_SETMASK, [], [pid 3429] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3429] <... futex resumed>) = 0 [pid 3431] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3429] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3431] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3431] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3429] <... futex resumed>) = 0 [pid 3431] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3429] exit_group(0) = ? [pid 3430] <... futex resumed>) = ? [pid 3430] +++ exited with 0 +++ [pid 3431] <... futex resumed>) = ? [pid 3431] +++ exited with 0 +++ [pid 3429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3432 attached , child_tidptr=0x5555566c5690) = 3432 [pid 3432] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3432] setpgid(0, 0) = 0 [pid 3432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3432] write(3, "1000", 4) = 4 [pid 3432] close(3) = 0 [pid 3432] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3432] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3433]}, 88) = 3433 [pid 3432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3432] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3433 attached [pid 3433] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3433] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3433] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] <... futex resumed>) = 0 [pid 3432] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3433] <... futex resumed>) = 1 [pid 3433] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3433] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] <... futex resumed>) = 0 [pid 3432] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3432] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3434]}, 88) = 3434 [pid 3432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3432] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3433] <... futex resumed>) = 1 [pid 3433] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3433] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3433] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3434 attached [pid 3434] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3434] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3434] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] <... futex resumed>) = 0 [pid 3432] exit_group(0) = ? [pid 3433] <... futex resumed>) = ? [pid 3433] +++ exited with 0 +++ [pid 3434] <... futex resumed>) = ? [pid 3434] +++ exited with 0 +++ [pid 3432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3435 ./strace-static-x86_64: Process 3435 attached [pid 3435] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3435] setpgid(0, 0) = 0 [pid 3435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3435] write(3, "1000", 4) = 4 [pid 3435] close(3) = 0 [pid 3435] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3435] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3436]}, 88) = 3436 [pid 3435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3435] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3436 attached [pid 3436] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3436] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3436] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... futex resumed>) = 0 [pid 3435] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3436] <... futex resumed>) = 1 [pid 3436] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3436] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... futex resumed>) = 0 [pid 3435] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3435] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3437]}, 88) = 3437 [pid 3435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3435] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3436] <... futex resumed>) = 1 [pid 3436] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3436] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3436] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3437 attached [pid 3437] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3437] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3437] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3435] <... futex resumed>) = 0 [pid 3435] exit_group(0) = ? [pid 3437] <... futex resumed>) = ? [pid 3436] <... futex resumed>) = ? [pid 3436] +++ exited with 0 +++ [pid 3437] +++ exited with 0 +++ [pid 3435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3438 ./strace-static-x86_64: Process 3438 attached [pid 3438] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3438] setpgid(0, 0) = 0 [pid 3438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3438] write(3, "1000", 4) = 4 [pid 3438] close(3) = 0 [pid 3438] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3438] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3439]}, 88) = 3439 [pid 3438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3438] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3439 attached [pid 3439] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3439] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3439] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3438] <... futex resumed>) = 0 [pid 3438] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3439] <... futex resumed>) = 1 [pid 3439] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3439] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3438] <... futex resumed>) = 0 [pid 3438] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3438] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3440]}, 88) = 3440 [pid 3438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3438] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3439] <... futex resumed>) = 1 [pid 3439] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3439] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3439] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3440 attached [pid 3440] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3440] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3440] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3438] <... futex resumed>) = 0 [pid 3438] exit_group(0) = ? [pid 3439] <... futex resumed>) = ? [pid 3439] +++ exited with 0 +++ [pid 3440] <... futex resumed>) = ? [pid 3440] +++ exited with 0 +++ [pid 3438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3441 ./strace-static-x86_64: Process 3441 attached [pid 3441] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3441] setpgid(0, 0) = 0 [pid 3441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3441] write(3, "1000", 4) = 4 [pid 3441] close(3) = 0 [pid 3441] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3441] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3441] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3442 attached => {parent_tid=[3442]}, 88) = 3442 [pid 3442] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3442] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3441] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3442] <... futex resumed>) = 0 [pid 3441] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3442] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3442] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3442] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3441] <... futex resumed>) = 0 [pid 3441] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3442] <... futex resumed>) = 0 [pid 3441] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3442] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3442] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3441] <... futex resumed>) = 0 [pid 3441] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3442] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3441] <... futex resumed>) = 0 [pid 3442] <... write resumed>) = 10 [pid 3441] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3442] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3441] <... mmap resumed>) = 0x7f04812a2000 [pid 3442] <... futex resumed>) = 0 [pid 3441] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3442] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3441] <... mprotect resumed>) = 0 [pid 3441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3443 attached => {parent_tid=[3443]}, 88) = 3443 [pid 3443] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3443] rt_sigprocmask(SIG_SETMASK, [], [pid 3441] rt_sigprocmask(SIG_SETMASK, [], [pid 3443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3441] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3443] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3443] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3441] <... futex resumed>) = 0 [pid 3441] exit_group(0) = ? [pid 3442] <... futex resumed>) = ? [pid 3442] +++ exited with 0 +++ [pid 3443] <... futex resumed>) = ? [pid 3443] +++ exited with 0 +++ [pid 3441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3444 ./strace-static-x86_64: Process 3444 attached [pid 3444] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3444] setpgid(0, 0) = 0 [pid 3444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3444] write(3, "1000", 4) = 4 [pid 3444] close(3) = 0 [pid 3444] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3444] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3445]}, 88) = 3445 [pid 3444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3444] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3445 attached [pid 3445] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3445] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3445] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3444] <... futex resumed>) = 0 [pid 3444] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3445] <... futex resumed>) = 1 [pid 3445] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3445] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3444] <... futex resumed>) = 0 [pid 3444] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3444] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3446 attached => {parent_tid=[3446]}, 88) = 3446 [pid 3444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3444] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3444] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3445] <... futex resumed>) = 1 [pid 3445] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3445] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3445] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3446] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3446] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3446] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3444] <... futex resumed>) = 0 [pid 3444] exit_group(0 [pid 3446] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3444] <... exit_group resumed>) = ? [pid 3445] <... futex resumed>) = ? [pid 3445] +++ exited with 0 +++ [pid 3446] <... futex resumed>) = ? [pid 3446] +++ exited with 0 +++ [pid 3444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3447 attached [pid 3447] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3447 [pid 3447] <... prctl resumed>) = 0 [pid 3447] setpgid(0, 0) = 0 [pid 3447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3447] write(3, "1000", 4) = 4 [pid 3447] close(3) = 0 [pid 3447] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3447] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3447] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3447] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3448 attached => {parent_tid=[3448]}, 88) = 3448 [pid 3448] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3448] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3447] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3448] <... futex resumed>) = 0 [pid 3447] <... futex resumed>) = 1 [pid 3448] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3447] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3448] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3447] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3448] <... futex resumed>) = 0 [pid 3447] <... futex resumed>) = 1 [pid 3448] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3448] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3447] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3448] <... futex resumed>) = 0 [pid 3447] <... futex resumed>) = 1 [pid 3448] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3448] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3448] <... futex resumed>) = 0 [pid 3447] <... futex resumed>) = 1 [pid 3448] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3448] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3447] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3447] exit_group(0) = ? [pid 3448] <... futex resumed>) = ? [pid 3448] +++ exited with 0 +++ [pid 3447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3449 ./strace-static-x86_64: Process 3449 attached [pid 3449] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3449] setpgid(0, 0) = 0 [pid 3449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3449] write(3, "1000", 4) = 4 [pid 3449] close(3) = 0 [pid 3449] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3449] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3449] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3449] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3450 attached => {parent_tid=[3450]}, 88) = 3450 [pid 3450] set_robust_list(0x7f04812e39a0, 24 [pid 3449] rt_sigprocmask(SIG_SETMASK, [], [pid 3450] <... set_robust_list resumed>) = 0 [pid 3449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3450] rt_sigprocmask(SIG_SETMASK, [], [pid 3449] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3449] <... futex resumed>) = 0 [pid 3449] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3450] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3450] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = 0 [pid 3450] <... futex resumed>) = 1 [pid 3449] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3450] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3449] <... futex resumed>) = 0 [pid 3450] <... write resumed>) = 9 [pid 3449] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3450] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3450] <... futex resumed>) = 0 [pid 3449] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3450] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3449] <... futex resumed>) = 0 [pid 3450] <... write resumed>) = 10 [pid 3449] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3450] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = 0 [pid 3450] <... futex resumed>) = 0 [pid 3449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3450] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3449] <... mmap resumed>) = 0x7f04812a2000 [pid 3449] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3449] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3449] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3451 attached => {parent_tid=[3451]}, 88) = 3451 [pid 3451] set_robust_list(0x7f04812c29a0, 24 [pid 3449] rt_sigprocmask(SIG_SETMASK, [], [pid 3451] <... set_robust_list resumed>) = 0 [pid 3449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3451] rt_sigprocmask(SIG_SETMASK, [], [pid 3449] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3449] <... futex resumed>) = 0 [pid 3451] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3449] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3451] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3451] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = 0 [pid 3451] <... futex resumed>) = 1 [pid 3451] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3449] exit_group(0) = ? [pid 3450] <... futex resumed>) = 231 [pid 3451] <... futex resumed>) = ? [pid 3450] +++ exited with 0 +++ [pid 3451] +++ exited with 0 +++ [pid 3449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3452 ./strace-static-x86_64: Process 3452 attached [pid 3452] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3452] setpgid(0, 0) = 0 [pid 3452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3452] write(3, "1000", 4) = 4 [pid 3452] close(3) = 0 [pid 3452] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3452] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3452] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3452] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3453 attached [pid 3453] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3453] rt_sigprocmask(SIG_SETMASK, [], [pid 3452] <... clone3 resumed> => {parent_tid=[3453]}, 88) = 3453 [pid 3453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3453] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3452] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3453] <... futex resumed>) = 0 [pid 3453] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3452] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3453] <... openat resumed>) = 3 [pid 3453] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3453] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] <... futex resumed>) = 0 [pid 3452] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3453] <... futex resumed>) = 0 [pid 3453] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3453] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3453] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3452] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3453] <... futex resumed>) = 0 [pid 3452] <... futex resumed>) = 1 [pid 3452] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3453] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3452] <... mmap resumed>) = 0x7f04812a2000 [pid 3452] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3453] <... write resumed>) = 10 [pid 3452] <... mprotect resumed>) = 0 [pid 3453] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3452] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3453] <... futex resumed>) = 0 [pid 3452] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3453] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3454 attached => {parent_tid=[3454]}, 88) = 3454 [pid 3454] set_robust_list(0x7f04812c29a0, 24 [pid 3452] rt_sigprocmask(SIG_SETMASK, [], [pid 3454] <... set_robust_list resumed>) = 0 [pid 3452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3454] rt_sigprocmask(SIG_SETMASK, [], [pid 3452] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3452] <... futex resumed>) = 0 [pid 3454] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3452] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3454] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3454] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3452] <... futex resumed>) = 0 [pid 3454] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3452] exit_group(0) = ? [pid 3453] <... futex resumed>) = ? [pid 3453] +++ exited with 0 +++ [pid 3454] <... futex resumed>) = ? [pid 3454] +++ exited with 0 +++ [pid 3452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3455 ./strace-static-x86_64: Process 3455 attached [pid 3455] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3455] setpgid(0, 0) = 0 [pid 3455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3455] write(3, "1000", 4) = 4 [pid 3455] close(3) = 0 [pid 3455] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3455] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3456]}, 88) = 3456 [pid 3455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3455] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3456 attached [pid 3456] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3456] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3456] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3455] <... futex resumed>) = 0 [pid 3455] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3456] <... futex resumed>) = 1 [pid 3456] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3456] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3455] <... futex resumed>) = 0 [pid 3455] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3455] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3457]}, 88) = 3457 ./strace-static-x86_64: Process 3457 attached [pid 3455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3455] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3456] <... futex resumed>) = 1 [pid 3456] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3456] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3456] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3457] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3457] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3457] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3455] <... futex resumed>) = 0 [pid 3457] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3455] exit_group(0) = ? [pid 3456] <... futex resumed>) = ? [pid 3456] +++ exited with 0 +++ [pid 3457] <... futex resumed>) = ? [pid 3457] +++ exited with 0 +++ [pid 3455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3458 ./strace-static-x86_64: Process 3458 attached [pid 3458] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3458] setpgid(0, 0) = 0 [pid 3458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3458] write(3, "1000", 4) = 4 [pid 3458] close(3) = 0 [pid 3458] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3458] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3458] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3458] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3459]}, 88) = 3459 [pid 3458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3459 attached [pid 3459] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3459] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3459] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3458] <... futex resumed>) = 0 [pid 3458] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3459] <... futex resumed>) = 1 [pid 3459] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3459] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3458] <... futex resumed>) = 0 [pid 3458] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3458] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3458] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3460]}, 88) = 3460 ./strace-static-x86_64: Process 3460 attached [pid 3458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3459] <... futex resumed>) = 1 [pid 3459] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3459] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3459] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3460] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3460] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3460] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3458] <... futex resumed>) = 0 [pid 3458] exit_group(0 [pid 3460] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3458] <... exit_group resumed>) = ? [pid 3459] <... futex resumed>) = ? [pid 3459] +++ exited with 0 +++ [pid 3460] <... futex resumed>) = ? [pid 3460] +++ exited with 0 +++ [pid 3458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3461 ./strace-static-x86_64: Process 3461 attached [pid 3461] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3461] setpgid(0, 0) = 0 [pid 3461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3461] write(3, "1000", 4) = 4 [pid 3461] close(3) = 0 [pid 3461] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3461] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3461] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3462]}, 88) = 3462 [pid 3461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3461] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3462 attached [pid 3462] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3462] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3462] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3461] <... futex resumed>) = 0 [pid 3461] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3462] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3462] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3461] <... futex resumed>) = 0 [pid 3461] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3461] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3461] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3462] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3461] <... clone3 resumed> => {parent_tid=[3463]}, 88) = 3463 [pid 3461] rt_sigprocmask(SIG_SETMASK, [], [pid 3462] <... write resumed>) = 10 [pid 3461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3461] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3463 attached [pid 3463] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3462] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3463] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3462] <... futex resumed>) = 0 [pid 3463] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3463] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3461] <... futex resumed>) = 0 [pid 3461] exit_group(0) = ? [pid 3463] <... futex resumed>) = ? [pid 3463] +++ exited with 0 +++ [pid 3462] +++ exited with 0 +++ [pid 3461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3464 ./strace-static-x86_64: Process 3464 attached [pid 3464] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3464] setpgid(0, 0) = 0 [pid 3464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3464] write(3, "1000", 4) = 4 [pid 3464] close(3) = 0 [pid 3464] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3464] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3464] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3464] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3464] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3465]}, 88) = 3465 ./strace-static-x86_64: Process 3465 attached [pid 3464] rt_sigprocmask(SIG_SETMASK, [], [pid 3465] set_robust_list(0x7f04812e39a0, 24 [pid 3464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3465] <... set_robust_list resumed>) = 0 [pid 3465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3465] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] <... futex resumed>) = 0 [pid 3464] <... futex resumed>) = 1 [pid 3465] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3464] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3465] <... openat resumed>) = 3 [pid 3465] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3465] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3464] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] <... futex resumed>) = 0 [pid 3464] <... futex resumed>) = 1 [pid 3465] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3465] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3464] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3465] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3464] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3464] <... futex resumed>) = 0 [pid 3465] <... write resumed>) = 10 [pid 3464] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3465] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3464] <... futex resumed>) = 0 [pid 3465] <... futex resumed>) = 0 [pid 3464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3465] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] <... mmap resumed>) = 0x7f04812a2000 [pid 3464] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3464] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3464] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3466 attached [pid 3466] set_robust_list(0x7f04812c29a0, 24 [pid 3464] <... clone3 resumed> => {parent_tid=[3466]}, 88) = 3466 [pid 3466] <... set_robust_list resumed>) = 0 [pid 3464] rt_sigprocmask(SIG_SETMASK, [], [pid 3466] rt_sigprocmask(SIG_SETMASK, [], [pid 3464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3464] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3466] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3464] <... futex resumed>) = 0 [pid 3464] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3466] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3466] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3464] <... futex resumed>) = 0 [pid 3466] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3464] exit_group(0) = ? [pid 3465] <... futex resumed>) = ? [pid 3465] +++ exited with 0 +++ [pid 3466] <... futex resumed>) = ? [pid 3466] +++ exited with 0 +++ [pid 3464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3467 ./strace-static-x86_64: Process 3467 attached [pid 3467] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3467] setpgid(0, 0) = 0 [pid 3467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3467] write(3, "1000", 4) = 4 [pid 3467] close(3) = 0 [pid 3467] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3467] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3467] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3467] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3467] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3468 attached => {parent_tid=[3468]}, 88) = 3468 [pid 3468] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3468] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3467] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3468] <... futex resumed>) = 0 [pid 3467] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3468] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3468] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3468] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] <... futex resumed>) = 0 [pid 3467] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] <... futex resumed>) = 0 [pid 3467] <... futex resumed>) = 1 [pid 3468] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3468] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3468] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3467] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] <... futex resumed>) = 0 [pid 3467] <... futex resumed>) = 1 [pid 3468] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3467] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3468] <... write resumed>) = 10 [pid 3467] <... futex resumed>) = 0 [pid 3468] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3468] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3467] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3467] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3467] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3469 attached => {parent_tid=[3469]}, 88) = 3469 [pid 3469] set_robust_list(0x7f04812c29a0, 24 [pid 3467] rt_sigprocmask(SIG_SETMASK, [], [pid 3469] <... set_robust_list resumed>) = 0 [pid 3469] rt_sigprocmask(SIG_SETMASK, [], [pid 3467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3467] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3467] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3469] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3469] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3467] <... futex resumed>) = 0 [pid 3469] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] exit_group(0) = ? [pid 3468] <... futex resumed>) = ? [pid 3468] +++ exited with 0 +++ [pid 3469] <... futex resumed>) = ? [pid 3469] +++ exited with 0 +++ [pid 3467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3470 ./strace-static-x86_64: Process 3470 attached [pid 3470] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3470] setpgid(0, 0) = 0 [pid 3470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3470] write(3, "1000", 4) = 4 [pid 3470] close(3) = 0 [pid 3470] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3470] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3470] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3471 attached => {parent_tid=[3471]}, 88) = 3471 [pid 3471] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3471] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3470] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3471] <... futex resumed>) = 0 [pid 3470] <... futex resumed>) = 1 [pid 3471] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3470] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3471] <... openat resumed>) = 3 [pid 3471] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3471] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3470] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3471] <... futex resumed>) = 0 [pid 3471] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3471] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3471] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3470] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3471] <... futex resumed>) = 0 [pid 3471] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3471] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3471] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3471] <... futex resumed>) = 0 [pid 3471] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3471] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3471] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3470] exit_group(0) = ? [pid 3471] <... futex resumed>) = ? [pid 3471] +++ exited with 0 +++ [pid 3470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3472 ./strace-static-x86_64: Process 3472 attached [pid 3472] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3472] setpgid(0, 0) = 0 [pid 3472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3472] write(3, "1000", 4) = 4 [pid 3472] close(3) = 0 [pid 3472] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3472] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3472] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3472] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3473 attached => {parent_tid=[3473]}, 88) = 3473 [pid 3473] set_robust_list(0x7f04812e39a0, 24 [pid 3472] rt_sigprocmask(SIG_SETMASK, [], [pid 3473] <... set_robust_list resumed>) = 0 [pid 3472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3473] rt_sigprocmask(SIG_SETMASK, [], [pid 3472] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3472] <... futex resumed>) = 0 [pid 3472] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3473] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3473] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3472] <... futex resumed>) = 0 [pid 3473] <... futex resumed>) = 1 [pid 3472] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3473] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3472] <... futex resumed>) = 0 [pid 3473] <... write resumed>) = 9 [pid 3472] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3473] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3473] <... futex resumed>) = 0 [pid 3472] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3473] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3472] <... futex resumed>) = 0 [pid 3473] <... write resumed>) = 10 [pid 3472] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3473] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3472] <... futex resumed>) = 0 [pid 3473] <... futex resumed>) = 0 [pid 3472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3473] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] <... mmap resumed>) = 0x7f04812a2000 [pid 3472] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3472] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3474 attached => {parent_tid=[3474]}, 88) = 3474 [pid 3474] set_robust_list(0x7f04812c29a0, 24 [pid 3472] rt_sigprocmask(SIG_SETMASK, [], [pid 3474] <... set_robust_list resumed>) = 0 [pid 3472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3474] rt_sigprocmask(SIG_SETMASK, [], [pid 3472] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3472] <... futex resumed>) = 0 [pid 3474] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3472] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3474] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3474] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3472] <... futex resumed>) = 0 [pid 3474] <... futex resumed>) = 1 [pid 3472] exit_group(0 [pid 3474] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] <... exit_group resumed>) = ? [pid 3473] <... futex resumed>) = ? [pid 3474] <... futex resumed>) = ? [pid 3473] +++ exited with 0 +++ [pid 3474] +++ exited with 0 +++ [pid 3472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3475 ./strace-static-x86_64: Process 3475 attached [pid 3475] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3475] setpgid(0, 0) = 0 [pid 3475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3475] write(3, "1000", 4) = 4 [pid 3475] close(3) = 0 [pid 3475] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3475] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3475] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3476 attached => {parent_tid=[3476]}, 88) = 3476 [pid 3476] set_robust_list(0x7f04812e39a0, 24 [pid 3475] rt_sigprocmask(SIG_SETMASK, [], [pid 3476] <... set_robust_list resumed>) = 0 [pid 3475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3476] rt_sigprocmask(SIG_SETMASK, [], [pid 3475] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3475] <... futex resumed>) = 0 [pid 3475] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3476] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3476] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3475] <... futex resumed>) = 0 [pid 3476] <... futex resumed>) = 1 [pid 3475] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3476] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3475] <... futex resumed>) = 0 [pid 3476] <... write resumed>) = 9 [pid 3475] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3476] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3476] <... futex resumed>) = 0 [pid 3475] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3476] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3475] <... futex resumed>) = 0 [pid 3476] <... write resumed>) = 10 [pid 3475] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3476] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3475] <... futex resumed>) = 0 [pid 3476] <... futex resumed>) = 0 [pid 3476] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3475] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3477 attached => {parent_tid=[3477]}, 88) = 3477 [pid 3477] set_robust_list(0x7f04812c29a0, 24 [pid 3475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3475] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3475] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3477] <... set_robust_list resumed>) = 0 [pid 3477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3477] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3477] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3475] <... futex resumed>) = 0 [pid 3475] exit_group(0 [pid 3476] <... futex resumed>) = ? [pid 3475] <... exit_group resumed>) = ? [pid 3476] +++ exited with 0 +++ [pid 3477] <... futex resumed>) = ? [pid 3477] +++ exited with 0 +++ [pid 3475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3478 ./strace-static-x86_64: Process 3478 attached [pid 3478] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3478] setpgid(0, 0) = 0 [pid 3478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3478] write(3, "1000", 4) = 4 [pid 3478] close(3) = 0 [pid 3478] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3478] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3479]}, 88) = 3479 [pid 3478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3478] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3479 attached [pid 3479] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3479] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3479] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3478] <... futex resumed>) = 0 [pid 3478] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3479] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3479] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3478] <... futex resumed>) = 0 [pid 3478] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3478] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3480 attached => {parent_tid=[3480]}, 88) = 3480 [pid 3480] set_robust_list(0x7f04812c29a0, 24 [pid 3478] rt_sigprocmask(SIG_SETMASK, [], [pid 3480] <... set_robust_list resumed>) = 0 [pid 3478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3480] rt_sigprocmask(SIG_SETMASK, [], [pid 3478] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3478] <... futex resumed>) = 0 [pid 3480] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3478] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3480] <... write resumed>) = 10 [pid 3480] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3478] <... futex resumed>) = 0 [pid 3480] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3479] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3479] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3479] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3478] exit_group(0) = ? [pid 3480] <... futex resumed>) = ? [pid 3480] +++ exited with 0 +++ [pid 3479] <... futex resumed>) = ? [pid 3479] +++ exited with 0 +++ [pid 3478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3481 ./strace-static-x86_64: Process 3481 attached [pid 3481] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3481] setpgid(0, 0) = 0 [pid 3481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3481] write(3, "1000", 4) = 4 [pid 3481] close(3) = 0 [pid 3481] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3481] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3481] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3481] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3481] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3482]}, 88) = 3482 ./strace-static-x86_64: Process 3482 attached [pid 3481] rt_sigprocmask(SIG_SETMASK, [], [pid 3482] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3482] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3481] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3481] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3482] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3482] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3481] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3482] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3482] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3481] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3482] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3482] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3482] <... futex resumed>) = 0 [pid 3481] <... futex resumed>) = 1 [pid 3482] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3482] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3482] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3481] exit_group(0) = ? [pid 3482] <... futex resumed>) = ? [pid 3482] +++ exited with 0 +++ [pid 3481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3483 ./strace-static-x86_64: Process 3483 attached [pid 3483] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3483] setpgid(0, 0) = 0 [pid 3483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3483] write(3, "1000", 4) = 4 [pid 3483] close(3) = 0 [pid 3483] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3483] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3483] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3484]}, 88) = 3484 [pid 3483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3483] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3484 attached [pid 3484] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3484] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3484] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... futex resumed>) = 0 [pid 3483] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3484] <... futex resumed>) = 1 [pid 3484] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3484] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... futex resumed>) = 0 [pid 3483] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3483] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3485]}, 88) = 3485 [pid 3483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3483] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3484] <... futex resumed>) = 1 [pid 3484] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3484] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3484] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3485 attached [pid 3485] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3485] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3485] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... futex resumed>) = 0 [pid 3483] exit_group(0) = ? [pid 3484] <... futex resumed>) = ? [pid 3484] +++ exited with 0 +++ [pid 3485] <... futex resumed>) = ? [pid 3485] +++ exited with 0 +++ [pid 3483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3486 ./strace-static-x86_64: Process 3486 attached [pid 3486] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3486] setpgid(0, 0) = 0 [pid 3486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3486] write(3, "1000", 4) = 4 [pid 3486] close(3) = 0 [pid 3486] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3486] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3487 attached => {parent_tid=[3487]}, 88) = 3487 [pid 3487] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3487] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3486] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3487] <... futex resumed>) = 0 [pid 3486] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3487] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3487] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3487] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3486] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3487] <... futex resumed>) = 0 [pid 3487] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3487] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3487] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3486] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3487] <... futex resumed>) = 0 [pid 3486] <... futex resumed>) = 1 [pid 3487] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3487] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3487] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3486] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3487] <... futex resumed>) = 0 [pid 3487] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3487] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3486] <... futex resumed>) = 0 [pid 3487] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] exit_group(0) = ? [pid 3487] <... futex resumed>) = ? [pid 3487] +++ exited with 0 +++ [pid 3486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3488 ./strace-static-x86_64: Process 3488 attached [pid 3488] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3488] setpgid(0, 0) = 0 [pid 3488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3488] write(3, "1000", 4) = 4 [pid 3488] close(3) = 0 [pid 3488] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3488] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3488] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3489 attached [pid 3489] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3489] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] <... clone3 resumed> => {parent_tid=[3489]}, 88) = 3489 [pid 3488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3488] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3489] <... futex resumed>) = 0 [pid 3488] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3489] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3489] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3489] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3488] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3489] <... futex resumed>) = 0 [pid 3489] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3489] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3489] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3488] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3489] <... futex resumed>) = 0 [pid 3488] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3489] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3488] <... futex resumed>) = 0 [pid 3489] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3489] <... futex resumed>) = 0 [pid 3488] <... mmap resumed>) = 0x7f04812a2000 [pid 3489] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3490 attached [pid 3490] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3490] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] <... clone3 resumed> => {parent_tid=[3490]}, 88) = 3490 [pid 3488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3488] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3490] <... futex resumed>) = 0 [pid 3488] <... futex resumed>) = 1 [pid 3490] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3488] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3490] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3490] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3490] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3488] <... futex resumed>) = 0 [pid 3488] exit_group(0 [pid 3489] <... futex resumed>) = ? [pid 3488] <... exit_group resumed>) = ? [pid 3489] +++ exited with 0 +++ [pid 3490] <... futex resumed>) = ? [pid 3490] +++ exited with 0 +++ [pid 3488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3491 ./strace-static-x86_64: Process 3491 attached [pid 3491] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3491] setpgid(0, 0) = 0 [pid 3491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3491] write(3, "1000", 4) = 4 [pid 3491] close(3) = 0 [pid 3491] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3491] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3491] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3491] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3492 attached [pid 3492] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3492] rt_sigprocmask(SIG_SETMASK, [], [pid 3491] <... clone3 resumed> => {parent_tid=[3492]}, 88) = 3492 [pid 3492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3492] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3491] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] <... futex resumed>) = 0 [pid 3491] <... futex resumed>) = 1 [pid 3492] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3492] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3491] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3491] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] <... futex resumed>) = 0 [pid 3491] <... futex resumed>) = 1 [pid 3492] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3491] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3492] <... write resumed>) = 9 [pid 3492] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3491] <... futex resumed>) = 0 [pid 3492] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3491] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] <... write resumed>) = 10 [pid 3491] <... futex resumed>) = 0 [pid 3492] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3491] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] <... futex resumed>) = 0 [pid 3491] <... futex resumed>) = 0 [pid 3491] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3492] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3492] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3491] <... futex resumed>) = 0 [pid 3492] <... futex resumed>) = 1 [pid 3491] exit_group(0) = ? [pid 3492] +++ exited with 0 +++ [pid 3491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3493 attached , child_tidptr=0x5555566c5690) = 3493 [pid 3493] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3493] setpgid(0, 0) = 0 [pid 3493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3493] write(3, "1000", 4) = 4 [pid 3493] close(3) = 0 [pid 3493] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3493] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3493] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3494 attached => {parent_tid=[3494]}, 88) = 3494 [pid 3494] set_robust_list(0x7f04812e39a0, 24 [pid 3493] rt_sigprocmask(SIG_SETMASK, [], [pid 3494] <... set_robust_list resumed>) = 0 [pid 3493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3494] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3494] <... futex resumed>) = 0 [pid 3494] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3494] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3494] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3493] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3494] <... futex resumed>) = 0 [pid 3494] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3494] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3494] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3493] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3494] <... futex resumed>) = 0 [pid 3493] <... futex resumed>) = 1 [pid 3494] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3493] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3494] <... write resumed>) = 10 [pid 3493] <... futex resumed>) = 0 [pid 3494] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3493] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3494] <... futex resumed>) = 0 [pid 3494] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] <... mprotect resumed>) = 0 [pid 3493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3495 attached => {parent_tid=[3495]}, 88) = 3495 [pid 3495] set_robust_list(0x7f04812c29a0, 24 [pid 3493] rt_sigprocmask(SIG_SETMASK, [], [pid 3495] <... set_robust_list resumed>) = 0 [pid 3493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3495] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3493] <... futex resumed>) = 0 [pid 3493] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3495] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3495] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3493] <... futex resumed>) = 0 [pid 3495] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] exit_group(0) = ? [pid 3494] <... futex resumed>) = ? [pid 3494] +++ exited with 0 +++ [pid 3495] <... futex resumed>) = ? [pid 3495] +++ exited with 0 +++ [pid 3493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3496 ./strace-static-x86_64: Process 3496 attached [pid 3496] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3496] setpgid(0, 0) = 0 [pid 3496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3496] write(3, "1000", 4) = 4 [pid 3496] close(3) = 0 [pid 3496] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3496] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3496] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3497 attached => {parent_tid=[3497]}, 88) = 3497 [pid 3497] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3497] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3496] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3497] <... futex resumed>) = 0 [pid 3496] <... futex resumed>) = 1 [pid 3497] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3496] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3497] <... openat resumed>) = 3 [pid 3497] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3496] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3497] <... futex resumed>) = 0 [pid 3496] <... futex resumed>) = 1 [pid 3497] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3497] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3496] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3497] <... futex resumed>) = 0 [pid 3497] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3497] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3497] <... futex resumed>) = 0 [pid 3497] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3497] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3497] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3496] exit_group(0) = ? [pid 3497] <... futex resumed>) = ? [pid 3497] +++ exited with 0 +++ [pid 3496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3498 ./strace-static-x86_64: Process 3498 attached [pid 3498] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3498] setpgid(0, 0) = 0 [pid 3498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3498] write(3, "1000", 4) = 4 [pid 3498] close(3) = 0 [pid 3498] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3498] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3498] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3499 attached [pid 3499] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3499] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... clone3 resumed> => {parent_tid=[3499]}, 88) = 3499 [pid 3498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3498] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3499] <... futex resumed>) = 0 [pid 3499] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3499] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3499] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3498] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3499] <... futex resumed>) = 0 [pid 3499] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3499] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3499] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3498] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3499] <... futex resumed>) = 0 [pid 3498] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3499] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3498] <... futex resumed>) = 0 [pid 3499] <... write resumed>) = 10 [pid 3499] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3499] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3498] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3500 attached => {parent_tid=[3500]}, 88) = 3500 [pid 3500] set_robust_list(0x7f04812c29a0, 24 [pid 3498] rt_sigprocmask(SIG_SETMASK, [], [pid 3500] <... set_robust_list resumed>) = 0 [pid 3498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3500] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3500] <... futex resumed>) = 0 [pid 3498] <... futex resumed>) = 1 [pid 3500] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3500] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3500] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3498] exit_group(0 [pid 3499] <... futex resumed>) = ? [pid 3498] <... exit_group resumed>) = ? [pid 3499] +++ exited with 0 +++ [pid 3500] <... futex resumed>) = ? [pid 3500] +++ exited with 0 +++ [pid 3498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3501 ./strace-static-x86_64: Process 3501 attached [pid 3501] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3501] setpgid(0, 0) = 0 [pid 3501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3501] write(3, "1000", 4) = 4 [pid 3501] close(3) = 0 [pid 3501] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3501] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3502 attached => {parent_tid=[3502]}, 88) = 3502 [pid 3502] set_robust_list(0x7f04812e39a0, 24 [pid 3501] rt_sigprocmask(SIG_SETMASK, [], [pid 3502] <... set_robust_list resumed>) = 0 [pid 3501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3502] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3501] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3502] <... futex resumed>) = 0 [pid 3501] <... futex resumed>) = 1 [pid 3501] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3502] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3502] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3501] <... futex resumed>) = 0 [pid 3502] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3501] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3502] <... write resumed>) = 9 [pid 3501] <... futex resumed>) = 0 [pid 3501] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3502] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3501] <... futex resumed>) = 0 [pid 3502] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3501] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3502] <... write resumed>) = 10 [pid 3501] <... futex resumed>) = 0 [pid 3502] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3501] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3502] <... futex resumed>) = 0 [pid 3501] <... futex resumed>) = 0 [pid 3502] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3501] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3503]}, 88) = 3503 ./strace-static-x86_64: Process 3503 attached [pid 3501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3501] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3503] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3503] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3503] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3501] <... futex resumed>) = 0 [pid 3501] exit_group(0) = ? [pid 3503] <... futex resumed>) = ? [pid 3503] +++ exited with 0 +++ [pid 3502] <... futex resumed>) = ? [pid 3502] +++ exited with 0 +++ [pid 3501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3504 ./strace-static-x86_64: Process 3504 attached [pid 3504] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3504] setpgid(0, 0) = 0 [pid 3504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3504] write(3, "1000", 4) = 4 [pid 3504] close(3) = 0 [pid 3504] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3504] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3505 attached => {parent_tid=[3505]}, 88) = 3505 [pid 3505] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3505] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3504] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3505] <... futex resumed>) = 0 [pid 3504] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3505] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3505] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3504] <... futex resumed>) = 0 [pid 3504] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3505] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3505] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3504] <... futex resumed>) = 0 [pid 3504] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3504] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3506]}, 88) = 3506 [pid 3504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3504] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3506 attached [pid 3506] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3506] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3506] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3504] <... futex resumed>) = 0 [pid 3506] <... futex resumed>) = 1 [pid 3505] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3506] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3505] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3505] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3505] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3504] exit_group(0) = ? [pid 3505] <... futex resumed>) = ? [pid 3505] +++ exited with 0 +++ [pid 3506] <... futex resumed>) = ? [pid 3506] +++ exited with 0 +++ [pid 3504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3507 ./strace-static-x86_64: Process 3507 attached [pid 3507] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3507] setpgid(0, 0) = 0 [pid 3507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3507] write(3, "1000", 4) = 4 [pid 3507] close(3) = 0 [pid 3507] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3507] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3508 attached [pid 3508] set_robust_list(0x7f04812e39a0, 24 [pid 3507] <... clone3 resumed> => {parent_tid=[3508]}, 88) = 3508 [pid 3508] <... set_robust_list resumed>) = 0 [pid 3508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3508] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3507] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3508] <... futex resumed>) = 0 [pid 3508] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3508] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3508] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3507] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3508] <... futex resumed>) = 0 [pid 3508] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3508] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3508] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3507] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3508] <... futex resumed>) = 0 [pid 3507] <... futex resumed>) = 1 [pid 3508] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3507] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3508] <... write resumed>) = 10 [pid 3508] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3508] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3507] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3509 attached => {parent_tid=[3509]}, 88) = 3509 [pid 3509] set_robust_list(0x7f04812c29a0, 24 [pid 3507] rt_sigprocmask(SIG_SETMASK, [], [pid 3509] <... set_robust_list resumed>) = 0 [pid 3507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3509] rt_sigprocmask(SIG_SETMASK, [], [pid 3507] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3507] <... futex resumed>) = 0 [pid 3509] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3509] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3509] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3507] exit_group(0) = ? [pid 3508] <... futex resumed>) = ? [pid 3508] +++ exited with 0 +++ [pid 3509] <... futex resumed>) = ? [pid 3509] +++ exited with 0 +++ [pid 3507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3510 ./strace-static-x86_64: Process 3510 attached [pid 3510] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3510] setpgid(0, 0) = 0 [pid 3510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3510] write(3, "1000", 4) = 4 [pid 3510] close(3) = 0 [pid 3510] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3510] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3510] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3511]}, 88) = 3511 ./strace-static-x86_64: Process 3511 attached [pid 3510] rt_sigprocmask(SIG_SETMASK, [], [pid 3511] set_robust_list(0x7f04812e39a0, 24 [pid 3510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3511] <... set_robust_list resumed>) = 0 [pid 3511] rt_sigprocmask(SIG_SETMASK, [], [pid 3510] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3511] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3510] <... futex resumed>) = 0 [pid 3511] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3510] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3511] <... futex resumed>) = 0 [pid 3511] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3510] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3511] <... futex resumed>) = 0 [pid 3510] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3511] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3511] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3511] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3510] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3511] <... futex resumed>) = 0 [pid 3510] <... futex resumed>) = 1 [pid 3511] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3510] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3511] <... write resumed>) = 10 [pid 3510] <... futex resumed>) = 0 [pid 3510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3511] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3510] <... mmap resumed>) = 0x7f04812a2000 [pid 3511] <... futex resumed>) = 0 [pid 3510] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3511] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] <... mprotect resumed>) = 0 [pid 3510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3512]}, 88) = 3512 [pid 3510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3510] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3510] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3512 attached [pid 3512] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3512] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3512] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3510] <... futex resumed>) = 0 [pid 3510] exit_group(0) = ? [pid 3511] <... futex resumed>) = ? [pid 3512] <... futex resumed>) = ? [pid 3512] +++ exited with 0 +++ [pid 3511] +++ exited with 0 +++ [pid 3510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3513 ./strace-static-x86_64: Process 3513 attached [pid 3513] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3513] setpgid(0, 0) = 0 [pid 3513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3513] write(3, "1000", 4) = 4 [pid 3513] close(3) = 0 [pid 3513] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3513] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3514 attached => {parent_tid=[3514]}, 88) = 3514 [pid 3514] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3514] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3513] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3514] <... futex resumed>) = 0 [pid 3513] <... futex resumed>) = 1 [pid 3514] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3513] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3514] <... openat resumed>) = 3 [pid 3514] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3514] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3513] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3514] <... futex resumed>) = 0 [pid 3514] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3514] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3514] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3513] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3514] <... futex resumed>) = 0 [pid 3514] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3514] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3514] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3514] <... futex resumed>) = 0 [pid 3514] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3514] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3514] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3513] exit_group(0) = ? [pid 3514] <... futex resumed>) = ? [pid 3514] +++ exited with 0 +++ [pid 3513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3515 ./strace-static-x86_64: Process 3515 attached [pid 3515] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3515] setpgid(0, 0) = 0 [pid 3515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3515] write(3, "1000", 4) = 4 [pid 3515] close(3) = 0 [pid 3515] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3515] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3516 attached => {parent_tid=[3516]}, 88) = 3516 [pid 3515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3515] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3516] set_robust_list(0x7f04812e39a0, 24 [pid 3515] <... futex resumed>) = 0 [pid 3515] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3516] <... set_robust_list resumed>) = 0 [pid 3516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3516] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3516] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3515] <... futex resumed>) = 0 [pid 3515] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3516] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3516] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3515] <... futex resumed>) = 0 [pid 3516] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3515] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3515] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3516] <... write resumed>) = 10 [pid 3515] <... clone3 resumed> => {parent_tid=[3517]}, 88) = 3517 [pid 3515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3515] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3515] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3517 attached [pid 3517] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3517] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3516] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3517] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3517] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3515] <... futex resumed>) = 0 [pid 3515] exit_group(0) = ? [pid 3517] <... futex resumed>) = ? [pid 3517] +++ exited with 0 +++ [pid 3516] <... futex resumed>) = ? [pid 3516] +++ exited with 0 +++ [pid 3515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3518 ./strace-static-x86_64: Process 3518 attached [pid 3518] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3518] setpgid(0, 0) = 0 [pid 3518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3518] write(3, "1000", 4) = 4 [pid 3518] close(3) = 0 [pid 3518] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3518] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3518] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3519 attached => {parent_tid=[3519]}, 88) = 3519 [pid 3519] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3519] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3518] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3519] <... futex resumed>) = 0 [pid 3518] <... futex resumed>) = 1 [pid 3519] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3518] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3519] <... openat resumed>) = 3 [pid 3519] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3518] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3519] <... futex resumed>) = 0 [pid 3518] <... futex resumed>) = 1 [pid 3519] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3519] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3518] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3519] <... futex resumed>) = 0 [pid 3518] <... futex resumed>) = 1 [pid 3519] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3519] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3519] <... futex resumed>) = 0 [pid 3519] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3519] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3518] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3518] exit_group(0) = ? [pid 3519] <... futex resumed>) = ? [pid 3519] +++ exited with 0 +++ [pid 3518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3520 ./strace-static-x86_64: Process 3520 attached [pid 3520] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3520] setpgid(0, 0) = 0 [pid 3520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3520] write(3, "1000", 4) = 4 [pid 3520] close(3) = 0 [pid 3520] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3520] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3520] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3520] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3521 attached => {parent_tid=[3521]}, 88) = 3521 [pid 3521] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3521] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3520] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] <... futex resumed>) = 0 [pid 3520] <... futex resumed>) = 1 [pid 3521] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3520] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3521] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3520] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3521] <... futex resumed>) = 0 [pid 3520] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3521] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3521] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3520] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] <... futex resumed>) = 0 [pid 3520] <... futex resumed>) = 1 [pid 3521] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3521] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3521] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3520] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] <... futex resumed>) = 0 [pid 3520] <... futex resumed>) = 1 [pid 3521] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3520] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3521] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3521] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3520] <... futex resumed>) = 0 [pid 3521] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3520] exit_group(0) = ? [pid 3521] <... futex resumed>) = ? [pid 3521] +++ exited with 0 +++ [pid 3520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3522 ./strace-static-x86_64: Process 3522 attached [pid 3522] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3522] setpgid(0, 0) = 0 [pid 3522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3522] write(3, "1000", 4) = 4 [pid 3522] close(3) = 0 [pid 3522] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3522] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3523 attached => {parent_tid=[3523]}, 88) = 3523 [pid 3523] set_robust_list(0x7f04812e39a0, 24 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], [pid 3523] <... set_robust_list resumed>) = 0 [pid 3522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3522] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3523] rt_sigprocmask(SIG_SETMASK, [], [pid 3522] <... futex resumed>) = 0 [pid 3522] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3523] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3523] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3522] <... futex resumed>) = 0 [pid 3522] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3523] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3523] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3523] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3522] <... futex resumed>) = 0 [pid 3522] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3522] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3522] <... clone3 resumed> => {parent_tid=[3524]}, 88) = 3524 [pid 3523] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3522] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3524 attached [pid 3524] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3524] rt_sigprocmask(SIG_SETMASK, [], [pid 3523] <... write resumed>) = 10 [pid 3524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3523] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3524] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3523] <... futex resumed>) = 0 [pid 3524] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3524] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3522] <... futex resumed>) = 0 [pid 3522] exit_group(0) = ? [pid 3524] <... futex resumed>) = ? [pid 3524] +++ exited with 0 +++ [pid 3523] +++ exited with 0 +++ [pid 3522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3525 ./strace-static-x86_64: Process 3525 attached [pid 3525] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3525] setpgid(0, 0) = 0 [pid 3525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3525] write(3, "1000", 4) = 4 [pid 3525] close(3) = 0 [pid 3525] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3525] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3526 attached => {parent_tid=[3526]}, 88) = 3526 [pid 3526] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3525] rt_sigprocmask(SIG_SETMASK, [], [pid 3526] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3525] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3525] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3526] <... futex resumed>) = 0 [pid 3526] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3526] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3526] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3525] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3526] <... futex resumed>) = 0 [pid 3525] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3526] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3526] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3525] <... futex resumed>) = 0 [pid 3526] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3525] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3526] <... write resumed>) = 10 [pid 3525] <... futex resumed>) = 0 [pid 3526] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3525] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3526] <... futex resumed>) = 0 [pid 3525] <... futex resumed>) = 0 [pid 3526] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3525] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3527 attached [pid 3527] set_robust_list(0x7f04812c29a0, 24 [pid 3525] <... clone3 resumed> => {parent_tid=[3527]}, 88) = 3527 [pid 3527] <... set_robust_list resumed>) = 0 [pid 3525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3527] rt_sigprocmask(SIG_SETMASK, [], [pid 3525] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3525] <... futex resumed>) = 0 [pid 3527] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3525] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3527] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3527] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3525] <... futex resumed>) = 0 [pid 3527] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3525] exit_group(0) = ? [pid 3526] <... futex resumed>) = ? [pid 3526] +++ exited with 0 +++ [pid 3527] <... futex resumed>) = ? [pid 3527] +++ exited with 0 +++ [pid 3525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3528 ./strace-static-x86_64: Process 3528 attached [pid 3528] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3528] setpgid(0, 0) = 0 [pid 3528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3528] write(3, "1000", 4) = 4 [pid 3528] close(3) = 0 [pid 3528] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3528] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3529 attached => {parent_tid=[3529]}, 88) = 3529 [pid 3529] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3529] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3528] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3529] <... futex resumed>) = 0 [pid 3528] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3529] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3529] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3529] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3528] <... futex resumed>) = 0 [pid 3528] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3529] <... futex resumed>) = 0 [pid 3528] <... futex resumed>) = 1 [pid 3529] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3528] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3529] <... write resumed>) = 9 [pid 3529] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3528] <... futex resumed>) = 0 [pid 3529] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3528] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3528] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3529] <... futex resumed>) = 0 [pid 3528] <... futex resumed>) = 0 [pid 3529] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3529] <... write resumed>) = 10 [pid 3528] <... mmap resumed>) = 0x7f04812a2000 [pid 3529] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3528] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3529] <... futex resumed>) = 0 [pid 3528] <... mprotect resumed>) = 0 [pid 3529] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3530 attached [pid 3530] set_robust_list(0x7f04812c29a0, 24 [pid 3528] <... clone3 resumed> => {parent_tid=[3530]}, 88) = 3530 [pid 3530] <... set_robust_list resumed>) = 0 [pid 3528] rt_sigprocmask(SIG_SETMASK, [], [pid 3530] rt_sigprocmask(SIG_SETMASK, [], [pid 3528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3528] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3530] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3528] <... futex resumed>) = 0 [pid 3530] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3528] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3530] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3528] exit_group(0) = ? [pid 3529] <... futex resumed>) = ? [pid 3529] +++ exited with 0 +++ [pid 3530] <... futex resumed>) = ? [pid 3530] +++ exited with 0 +++ [pid 3528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3531 ./strace-static-x86_64: Process 3531 attached [pid 3531] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3531] setpgid(0, 0) = 0 [pid 3531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3531] write(3, "1000", 4) = 4 [pid 3531] close(3) = 0 [pid 3531] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3531] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3532]}, 88) = 3532 [pid 3531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3531] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3532 attached [pid 3532] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3532] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3532] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3531] <... futex resumed>) = 0 [pid 3531] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3532] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3532] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3531] <... futex resumed>) = 0 [pid 3531] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3531] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3532] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3532] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3532] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3531] <... clone3 resumed> => {parent_tid=[3533]}, 88) = 3533 [pid 3531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3531] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3533 attached [pid 3533] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3533] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3533] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3531] <... futex resumed>) = 0 [pid 3531] exit_group(0) = ? [pid 3532] <... futex resumed>) = ? [pid 3532] +++ exited with 0 +++ [pid 3533] <... futex resumed>) = ? [pid 3533] +++ exited with 0 +++ [pid 3531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3534 ./strace-static-x86_64: Process 3534 attached [pid 3534] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3534] setpgid(0, 0) = 0 [pid 3534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3534] write(3, "1000", 4) = 4 [pid 3534] close(3) = 0 [pid 3534] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3534] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3534] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3535 attached => {parent_tid=[3535]}, 88) = 3535 [pid 3535] set_robust_list(0x7f04812e39a0, 24 [pid 3534] rt_sigprocmask(SIG_SETMASK, [], [pid 3535] <... set_robust_list resumed>) = 0 [pid 3535] rt_sigprocmask(SIG_SETMASK, [], [pid 3534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3534] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3535] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3534] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3535] <... openat resumed>) = 3 [pid 3535] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3534] <... futex resumed>) = 0 [pid 3535] <... futex resumed>) = 1 [pid 3535] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3534] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3535] <... write resumed>) = 9 [pid 3534] <... futex resumed>) = 0 [pid 3535] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3534] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3535] <... futex resumed>) = 0 [pid 3534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3535] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3534] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3535] <... write resumed>) = 10 [pid 3534] <... futex resumed>) = 0 [pid 3535] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3534] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3535] <... futex resumed>) = 0 [pid 3534] <... futex resumed>) = 0 [pid 3534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3534] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3535] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3536 attached [pid 3536] set_robust_list(0x7f04812c29a0, 24 [pid 3534] <... clone3 resumed> => {parent_tid=[3536]}, 88) = 3536 [pid 3536] <... set_robust_list resumed>) = 0 [pid 3534] rt_sigprocmask(SIG_SETMASK, [], [pid 3536] rt_sigprocmask(SIG_SETMASK, [], [pid 3534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3534] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3536] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3534] <... futex resumed>) = 0 [pid 3534] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3536] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3536] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3534] <... futex resumed>) = 0 [pid 3536] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] exit_group(0) = ? [pid 3536] <... futex resumed>) = ? [pid 3536] +++ exited with 0 +++ [pid 3535] <... futex resumed>) = ? [pid 3535] +++ exited with 0 +++ [pid 3534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3537 ./strace-static-x86_64: Process 3537 attached [pid 3537] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3537] setpgid(0, 0) = 0 [pid 3537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3537] write(3, "1000", 4) = 4 [pid 3537] close(3) = 0 [pid 3537] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3537] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3537] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3538 attached [pid 3538] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3538] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] <... clone3 resumed> => {parent_tid=[3538]}, 88) = 3538 [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3538] <... futex resumed>) = 0 [pid 3538] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3538] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3537] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3538] <... futex resumed>) = 0 [pid 3538] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3538] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3537] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3538] <... futex resumed>) = 0 [pid 3537] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3538] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3537] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3539 attached => {parent_tid=[3539]}, 88) = 3539 [pid 3539] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3539] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3539] <... futex resumed>) = 0 [pid 3537] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3539] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3539] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3539] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3537] exit_group(0 [pid 3538] <... futex resumed>) = ? [pid 3537] <... exit_group resumed>) = ? [pid 3538] +++ exited with 0 +++ [pid 3539] <... futex resumed>) = ? [pid 3539] +++ exited with 0 +++ [pid 3537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3540 ./strace-static-x86_64: Process 3540 attached [pid 3540] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3540] setpgid(0, 0) = 0 [pid 3540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3540] write(3, "1000", 4) = 4 [pid 3540] close(3) = 0 [pid 3540] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3540] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3540] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3541 attached => {parent_tid=[3541]}, 88) = 3541 [pid 3541] set_robust_list(0x7f04812e39a0, 24 [pid 3540] rt_sigprocmask(SIG_SETMASK, [], [pid 3541] <... set_robust_list resumed>) = 0 [pid 3540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3541] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3541] <... futex resumed>) = 0 [pid 3541] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3540] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3541] <... openat resumed>) = 3 [pid 3541] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3540] <... futex resumed>) = 0 [pid 3541] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3541] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3541] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3541] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] <... futex resumed>) = 1 [pid 3541] <... futex resumed>) = 0 [pid 3540] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3541] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3540] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3541] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3540] <... futex resumed>) = 0 [pid 3540] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3541] <... write resumed>) = 10 [pid 3540] <... futex resumed>) = 0 [pid 3540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3541] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3540] <... mmap resumed>) = 0x7f04812a2000 [pid 3541] <... futex resumed>) = 0 [pid 3540] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3541] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] <... mprotect resumed>) = 0 [pid 3540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3542 attached [pid 3542] set_robust_list(0x7f04812c29a0, 24 [pid 3540] <... clone3 resumed> => {parent_tid=[3542]}, 88) = 3542 [pid 3542] <... set_robust_list resumed>) = 0 [pid 3540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3542] rt_sigprocmask(SIG_SETMASK, [], [pid 3540] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3540] <... futex resumed>) = 0 [pid 3542] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3540] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3542] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3542] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3540] <... futex resumed>) = 0 [pid 3542] <... futex resumed>) = 1 [pid 3540] exit_group(0 [pid 3542] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] <... exit_group resumed>) = ? [pid 3541] <... futex resumed>) = ? [pid 3541] +++ exited with 0 +++ [pid 3542] <... futex resumed>) = ? [pid 3542] +++ exited with 0 +++ [pid 3540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3543 ./strace-static-x86_64: Process 3543 attached [pid 3543] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3543] setpgid(0, 0) = 0 [pid 3543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3543] write(3, "1000", 4) = 4 [pid 3543] close(3) = 0 [pid 3543] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3543] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3543] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3544 attached => {parent_tid=[3544]}, 88) = 3544 [pid 3544] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3544] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3543] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3544] <... futex resumed>) = 0 [pid 3544] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3544] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3544] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3543] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3544] <... futex resumed>) = 0 [pid 3544] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3544] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3544] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3543] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3544] <... futex resumed>) = 0 [pid 3544] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3544] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3544] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3544] <... futex resumed>) = 0 [pid 3544] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3544] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3544] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3543] exit_group(0) = ? [pid 3544] <... futex resumed>) = ? [pid 3544] +++ exited with 0 +++ [pid 3543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3545 ./strace-static-x86_64: Process 3545 attached [pid 3545] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3545] setpgid(0, 0) = 0 [pid 3545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3545] write(3, "1000", 4) = 4 [pid 3545] close(3) = 0 [pid 3545] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3545] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3545] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3546 attached [pid 3546] set_robust_list(0x7f04812e39a0, 24 [pid 3545] <... clone3 resumed> => {parent_tid=[3546]}, 88) = 3546 [pid 3546] <... set_robust_list resumed>) = 0 [pid 3545] rt_sigprocmask(SIG_SETMASK, [], [pid 3546] rt_sigprocmask(SIG_SETMASK, [], [pid 3545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3545] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3546] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3545] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3546] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3545] <... futex resumed>) = 0 [pid 3546] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3545] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3546] <... write resumed>) = 9 [pid 3545] <... futex resumed>) = 0 [pid 3546] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3545] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3546] <... futex resumed>) = 0 [pid 3545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3546] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3545] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3546] <... write resumed>) = 10 [pid 3545] <... futex resumed>) = 0 [pid 3546] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3545] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3546] <... futex resumed>) = 0 [pid 3545] <... futex resumed>) = 0 [pid 3546] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3545] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3547 attached => {parent_tid=[3547]}, 88) = 3547 [pid 3547] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3547] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3545] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3547] <... futex resumed>) = 0 [pid 3545] <... futex resumed>) = 1 [pid 3547] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3545] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3547] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3547] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3545] <... futex resumed>) = 0 [pid 3547] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] exit_group(0) = ? [pid 3547] <... futex resumed>) = ? [pid 3547] +++ exited with 0 +++ [pid 3546] <... futex resumed>) = ? [pid 3546] +++ exited with 0 +++ [pid 3545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3545, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3548 ./strace-static-x86_64: Process 3548 attached [pid 3548] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3548] setpgid(0, 0) = 0 [pid 3548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3548] write(3, "1000", 4) = 4 [pid 3548] close(3) = 0 [pid 3548] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3548] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3548] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3549 attached => {parent_tid=[3549]}, 88) = 3549 [pid 3549] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3549] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3548] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3549] <... futex resumed>) = 0 [pid 3549] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3549] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3548] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3549] <... futex resumed>) = 0 [pid 3549] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3549] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3548] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3549] <... futex resumed>) = 0 [pid 3549] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3548] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3549] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] <... futex resumed>) = 0 [pid 3548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3548] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3550 attached => {parent_tid=[3550]}, 88) = 3550 [pid 3550] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3550] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3548] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3550] <... futex resumed>) = 0 [pid 3548] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3550] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3550] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3550] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3548] exit_group(0 [pid 3549] <... futex resumed>) = ? [pid 3548] <... exit_group resumed>) = ? [pid 3549] +++ exited with 0 +++ [pid 3550] <... futex resumed>) = ? [pid 3550] +++ exited with 0 +++ [pid 3548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3551 ./strace-static-x86_64: Process 3551 attached [pid 3551] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3551] setpgid(0, 0) = 0 [pid 3551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3551] write(3, "1000", 4) = 4 [pid 3551] close(3) = 0 [pid 3551] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3551] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3552]}, 88) = 3552 [pid 3551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3551] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3552 attached [pid 3552] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3552] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3552] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3551] <... futex resumed>) = 0 [pid 3552] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3551] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3551] <... futex resumed>) = 0 [pid 3552] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3551] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3552] <... write resumed>) = 9 [pid 3552] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3551] <... futex resumed>) = 0 [pid 3552] <... futex resumed>) = 1 [pid 3551] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3552] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3551] <... futex resumed>) = 0 [pid 3552] <... write resumed>) = 10 [pid 3551] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3552] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3551] <... futex resumed>) = 0 [pid 3552] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3551] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3553 attached [pid 3553] set_robust_list(0x7f04812c29a0, 24 [pid 3551] <... clone3 resumed> => {parent_tid=[3553]}, 88) = 3553 [pid 3553] <... set_robust_list resumed>) = 0 [pid 3551] rt_sigprocmask(SIG_SETMASK, [], [pid 3553] rt_sigprocmask(SIG_SETMASK, [], [pid 3551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3551] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3551] <... futex resumed>) = 0 [pid 3553] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3551] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3553] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3553] <... futex resumed>) = 0 [pid 3551] exit_group(0 [pid 3553] ????( [pid 3551] <... exit_group resumed>) = ? [pid 3552] <... futex resumed>) = 231 [pid 3553] <... ???? resumed>) = ? [pid 3552] +++ exited with 0 +++ [pid 3553] +++ exited with 0 +++ [pid 3551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3554 attached , child_tidptr=0x5555566c5690) = 3554 [pid 3554] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3554] setpgid(0, 0) = 0 [pid 3554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3554] write(3, "1000", 4) = 4 [pid 3554] close(3) = 0 [pid 3554] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3554] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3554] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3555 attached [pid 3555] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3555] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] <... clone3 resumed> => {parent_tid=[3555]}, 88) = 3555 [pid 3554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3554] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3555] <... futex resumed>) = 0 [pid 3555] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3555] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3554] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3555] <... futex resumed>) = 0 [pid 3555] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3555] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3554] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3555] <... futex resumed>) = 0 [pid 3555] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3555] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3555] <... futex resumed>) = 0 [pid 3555] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3555] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3554] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3554] exit_group(0) = ? [pid 3555] <... futex resumed>) = ? [pid 3555] +++ exited with 0 +++ [pid 3554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3556 attached , child_tidptr=0x5555566c5690) = 3556 [pid 3556] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3556] setpgid(0, 0) = 0 [pid 3556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3556] write(3, "1000", 4) = 4 [pid 3556] close(3) = 0 [pid 3556] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3556] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3556] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3556] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3556] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3556] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3557 attached [pid 3557] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3557] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3556] <... clone3 resumed> => {parent_tid=[3557]}, 88) = 3557 [pid 3556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3556] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3557] <... futex resumed>) = 0 [pid 3557] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3557] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3556] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3556] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3557] <... futex resumed>) = 0 [pid 3557] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3557] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3556] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3556] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3557] <... futex resumed>) = 0 [pid 3557] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3557] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3556] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3557] <... futex resumed>) = 0 [pid 3556] <... futex resumed>) = 1 [pid 3557] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3557] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3557] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3556] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3556] exit_group(0) = ? [pid 3557] <... futex resumed>) = ? [pid 3557] +++ exited with 0 +++ [pid 3556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3558 ./strace-static-x86_64: Process 3558 attached [pid 3558] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3558] setpgid(0, 0) = 0 [pid 3558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3558] write(3, "1000", 4) = 4 [pid 3558] close(3) = 0 [pid 3558] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3558] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3559 attached [pid 3559] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3559] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3558] <... clone3 resumed> => {parent_tid=[3559]}, 88) = 3559 [pid 3558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3558] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3559] <... futex resumed>) = 0 [pid 3558] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3559] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3559] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3559] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3558] <... futex resumed>) = 0 [pid 3558] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3559] <... futex resumed>) = 0 [pid 3558] <... futex resumed>) = 1 [pid 3559] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3559] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3559] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3558] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3558] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3559] <... futex resumed>) = 0 [pid 3559] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3558] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3559] <... write resumed>) = 10 [pid 3559] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3559] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3558] <... futex resumed>) = 0 [pid 3558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3558] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3560 attached [pid 3560] set_robust_list(0x7f04812c29a0, 24 [pid 3558] <... clone3 resumed> => {parent_tid=[3560]}, 88) = 3560 [pid 3560] <... set_robust_list resumed>) = 0 [pid 3558] rt_sigprocmask(SIG_SETMASK, [], [pid 3560] rt_sigprocmask(SIG_SETMASK, [], [pid 3558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3558] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3560] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3558] <... futex resumed>) = 0 [pid 3560] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3558] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3560] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3558] exit_group(0) = ? [pid 3559] <... futex resumed>) = ? [pid 3559] +++ exited with 0 +++ [pid 3560] <... futex resumed>) = ? [pid 3560] +++ exited with 0 +++ [pid 3558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3561 ./strace-static-x86_64: Process 3561 attached [pid 3561] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3561] setpgid(0, 0) = 0 [pid 3561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3561] write(3, "1000", 4) = 4 [pid 3561] close(3) = 0 [pid 3561] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3561] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3562 attached => {parent_tid=[3562]}, 88) = 3562 [pid 3562] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3561] rt_sigprocmask(SIG_SETMASK, [], [pid 3562] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3561] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3562] <... futex resumed>) = 0 [pid 3561] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3562] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3562] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3562] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] <... futex resumed>) = 0 [pid 3561] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3562] <... futex resumed>) = 0 [pid 3562] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3562] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3562] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3561] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3562] <... futex resumed>) = 0 [pid 3561] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3562] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3561] <... mmap resumed>) = 0x7f04812a2000 [pid 3562] <... write resumed>) = 10 [pid 3561] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3562] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3561] <... mprotect resumed>) = 0 [pid 3562] <... futex resumed>) = 0 [pid 3561] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3562] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3563 attached => {parent_tid=[3563]}, 88) = 3563 [pid 3563] set_robust_list(0x7f04812c29a0, 24 [pid 3561] rt_sigprocmask(SIG_SETMASK, [], [pid 3563] <... set_robust_list resumed>) = 0 [pid 3561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3563] rt_sigprocmask(SIG_SETMASK, [], [pid 3561] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3561] <... futex resumed>) = 0 [pid 3563] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3561] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3563] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3563] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3561] <... futex resumed>) = 0 [pid 3563] <... futex resumed>) = 1 [pid 3561] exit_group(0) = ? [pid 3562] <... futex resumed>) = ? [pid 3562] +++ exited with 0 +++ [pid 3563] +++ exited with 0 +++ [pid 3561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3564 ./strace-static-x86_64: Process 3564 attached [pid 3564] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3564] setpgid(0, 0) = 0 [pid 3564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3564] write(3, "1000", 4) = 4 [pid 3564] close(3) = 0 [pid 3564] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3564] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3565 attached => {parent_tid=[3565]}, 88) = 3565 [pid 3565] set_robust_list(0x7f04812e39a0, 24 [pid 3564] rt_sigprocmask(SIG_SETMASK, [], [pid 3565] <... set_robust_list resumed>) = 0 [pid 3564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3565] rt_sigprocmask(SIG_SETMASK, [], [pid 3564] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3564] <... futex resumed>) = 0 [pid 3564] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3565] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3565] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3564] <... futex resumed>) = 0 [pid 3564] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3565] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3565] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3564] <... futex resumed>) = 0 [pid 3564] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3564] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3565] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3566]}, 88) = 3566 [pid 3565] <... write resumed>) = 10 [pid 3564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3564] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3566 attached [pid 3566] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3566] rt_sigprocmask(SIG_SETMASK, [], [pid 3565] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3566] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3566] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3564] <... futex resumed>) = 0 [pid 3564] exit_group(0) = ? [pid 3565] <... futex resumed>) = ? [pid 3565] +++ exited with 0 +++ [pid 3566] <... futex resumed>) = ? [pid 3566] +++ exited with 0 +++ [pid 3564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3567 ./strace-static-x86_64: Process 3567 attached [pid 3567] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3567] setpgid(0, 0) = 0 [pid 3567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3567] write(3, "1000", 4) = 4 [pid 3567] close(3) = 0 [pid 3567] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3567] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3567] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3568 attached => {parent_tid=[3568]}, 88) = 3568 [pid 3568] set_robust_list(0x7f04812e39a0, 24 [pid 3567] rt_sigprocmask(SIG_SETMASK, [], [pid 3568] <... set_robust_list resumed>) = 0 [pid 3567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3567] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3568] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3567] <... futex resumed>) = 0 [pid 3568] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3568] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3567] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3568] <... futex resumed>) = 0 [pid 3568] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3568] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3568] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3567] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3568] <... futex resumed>) = 0 [pid 3568] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3568] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3568] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3568] <... futex resumed>) = 0 [pid 3567] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3568] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3568] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3567] <... futex resumed>) = 0 [pid 3568] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] exit_group(0) = ? [pid 3568] <... futex resumed>) = ? [pid 3568] +++ exited with 0 +++ [pid 3567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3569 ./strace-static-x86_64: Process 3569 attached [pid 3569] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3569] setpgid(0, 0) = 0 [pid 3569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3569] write(3, "1000", 4) = 4 [pid 3569] close(3) = 0 [pid 3569] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3569] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3570]}, 88) = 3570 [pid 3569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3569] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3570 attached [pid 3570] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3570] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3570] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3569] <... futex resumed>) = 0 [pid 3569] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3570] <... futex resumed>) = 1 [pid 3570] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3570] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3569] <... futex resumed>) = 0 [pid 3569] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3569] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3571]}, 88) = 3571 [pid 3569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3569] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3569] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3570] <... futex resumed>) = 1 [pid 3570] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3570] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3570] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3571 attached [pid 3571] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3571] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3571] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3569] <... futex resumed>) = 0 [pid 3569] exit_group(0) = ? [pid 3570] <... futex resumed>) = ? [pid 3570] +++ exited with 0 +++ [pid 3571] <... futex resumed>) = ? [pid 3571] +++ exited with 0 +++ [pid 3569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3572 ./strace-static-x86_64: Process 3572 attached [pid 3572] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3572] setpgid(0, 0) = 0 [pid 3572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3572] write(3, "1000", 4) = 4 [pid 3572] close(3) = 0 [pid 3572] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3572] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3573 attached [pid 3573] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3573] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] <... clone3 resumed> => {parent_tid=[3573]}, 88) = 3573 [pid 3572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3572] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3573] <... futex resumed>) = 0 [pid 3572] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3573] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3573] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3573] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3572] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3573] <... futex resumed>) = 0 [pid 3573] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3573] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3573] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3572] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3573] <... futex resumed>) = 0 [pid 3572] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3573] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3573] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3573] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] <... futex resumed>) = 0 [pid 3572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3572] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3574 attached [pid 3574] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3574] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3572] <... clone3 resumed> => {parent_tid=[3574]}, 88) = 3574 [pid 3572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3572] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3574] <... futex resumed>) = 0 [pid 3572] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3574] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3574] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3572] <... futex resumed>) = 0 [pid 3572] exit_group(0 [pid 3573] <... futex resumed>) = ? [pid 3573] +++ exited with 0 +++ [pid 3572] <... exit_group resumed>) = ? [pid 3574] +++ exited with 0 +++ [pid 3572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3575 ./strace-static-x86_64: Process 3575 attached [pid 3575] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3575] setpgid(0, 0) = 0 [pid 3575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3575] write(3, "1000", 4) = 4 [pid 3575] close(3) = 0 [pid 3575] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3575] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3575] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3576 attached => {parent_tid=[3576]}, 88) = 3576 [pid 3576] set_robust_list(0x7f04812e39a0, 24 [pid 3575] rt_sigprocmask(SIG_SETMASK, [], [pid 3576] <... set_robust_list resumed>) = 0 [pid 3575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3576] rt_sigprocmask(SIG_SETMASK, [], [pid 3575] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3575] <... futex resumed>) = 0 [pid 3575] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3576] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3576] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3575] <... futex resumed>) = 0 [pid 3576] <... futex resumed>) = 1 [pid 3575] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3576] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3575] <... futex resumed>) = 0 [pid 3576] <... write resumed>) = 9 [pid 3575] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3576] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3576] <... futex resumed>) = 0 [pid 3575] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3576] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3575] <... futex resumed>) = 0 [pid 3576] <... write resumed>) = 10 [pid 3575] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3576] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3575] <... futex resumed>) = 0 [pid 3576] <... futex resumed>) = 0 [pid 3575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3576] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3575] <... mmap resumed>) = 0x7f04812a2000 [pid 3575] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3577 attached => {parent_tid=[3577]}, 88) = 3577 [pid 3577] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3575] rt_sigprocmask(SIG_SETMASK, [], [pid 3577] rt_sigprocmask(SIG_SETMASK, [], [pid 3575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3575] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3577] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3575] <... futex resumed>) = 0 [pid 3577] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3575] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3577] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3577] <... futex resumed>) = 0 [pid 3575] exit_group(0 [pid 3577] ????( [pid 3575] <... exit_group resumed>) = ? [pid 3577] <... ???? resumed>) = ? [pid 3576] <... futex resumed>) = ? [pid 3576] +++ exited with 0 +++ [pid 3577] +++ exited with 0 +++ [pid 3575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3578 ./strace-static-x86_64: Process 3578 attached [pid 3578] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3578] setpgid(0, 0) = 0 [pid 3578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3578] write(3, "1000", 4) = 4 [pid 3578] close(3) = 0 [pid 3578] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3578] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3579 attached => {parent_tid=[3579]}, 88) = 3579 [pid 3578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3578] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3579] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3579] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3579] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3578] <... futex resumed>) = 0 [pid 3578] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3579] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3579] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3578] <... futex resumed>) = 0 [pid 3578] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3578] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3579] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3578] <... clone3 resumed> => {parent_tid=[3580]}, 88) = 3580 [pid 3578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3578] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3580 attached [pid 3580] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3580] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3580] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3578] <... futex resumed>) = 0 [pid 3580] <... futex resumed>) = 1 [pid 3580] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3579] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3579] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3578] exit_group(0) = ? [pid 3580] <... futex resumed>) = ? [pid 3579] <... futex resumed>) = ? [pid 3580] +++ exited with 0 +++ [pid 3579] +++ exited with 0 +++ [pid 3578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3581 ./strace-static-x86_64: Process 3581 attached [pid 3581] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3581] setpgid(0, 0) = 0 [pid 3581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3581] write(3, "1000", 4) = 4 [pid 3581] close(3) = 0 [pid 3581] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3581] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3581] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3581] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3582 attached => {parent_tid=[3582]}, 88) = 3582 [pid 3582] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3582] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3581] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3582] <... futex resumed>) = 0 [pid 3582] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3581] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3582] <... openat resumed>) = 3 [pid 3582] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3582] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3581] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3582] <... futex resumed>) = 0 [pid 3582] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3581] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3582] <... write resumed>) = 9 [pid 3582] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3582] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3581] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3582] <... futex resumed>) = 0 [pid 3582] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3582] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3582] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3582] <... futex resumed>) = 0 [pid 3582] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3581] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3582] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3582] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3582] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3581] exit_group(0) = ? [pid 3582] <... futex resumed>) = ? [pid 3582] +++ exited with 0 +++ [pid 3581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3583 ./strace-static-x86_64: Process 3583 attached [pid 3583] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3583] setpgid(0, 0) = 0 [pid 3583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3583] write(3, "1000", 4) = 4 [pid 3583] close(3) = 0 [pid 3583] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3583] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3584]}, 88) = 3584 [pid 3583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3583] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3584 attached [pid 3583] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3584] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3584] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3584] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3583] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3584] <... futex resumed>) = 0 [pid 3584] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3584] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3583] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3583] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3584] <... futex resumed>) = 0 [pid 3584] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3583] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3584] <... write resumed>) = 10 [pid 3584] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3583] <... futex resumed>) = 0 [pid 3583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3583] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3585]}, 88) = 3585 [pid 3583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3583] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3585 attached [pid 3585] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3585] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3585] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3583] <... futex resumed>) = 0 [pid 3583] exit_group(0 [pid 3584] <... futex resumed>) = ? [pid 3583] <... exit_group resumed>) = ? [pid 3584] +++ exited with 0 +++ [pid 3585] <... futex resumed>) = ? [pid 3585] +++ exited with 0 +++ [pid 3583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3586 ./strace-static-x86_64: Process 3586 attached [pid 3586] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3586] setpgid(0, 0) = 0 [pid 3586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3586] write(3, "1000", 4) = 4 [pid 3586] close(3) = 0 [pid 3586] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3586] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3586] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3586] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3586] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3587 attached => {parent_tid=[3587]}, 88) = 3587 [pid 3587] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3587] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3586] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3586] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3587] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3587] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3586] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3587] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3587] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3587] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3587] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] exit_group(0) = ? [pid 3587] <... futex resumed>) = ? [pid 3587] +++ exited with 0 +++ [pid 3586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3588 ./strace-static-x86_64: Process 3588 attached [pid 3588] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3588] setpgid(0, 0) = 0 [pid 3588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3588] write(3, "1000", 4) = 4 [pid 3588] close(3) = 0 [pid 3588] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3588] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3588] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3588] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3588] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3588] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3589 attached [pid 3589] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3589] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3588] <... clone3 resumed> => {parent_tid=[3589]}, 88) = 3589 [pid 3588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3588] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] <... futex resumed>) = 0 [pid 3588] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3589] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3589] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3589] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3588] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] <... futex resumed>) = 0 [pid 3588] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3589] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3589] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3588] <... futex resumed>) = 0 [pid 3588] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] <... futex resumed>) = 0 [pid 3589] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3589] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3589] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3588] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] <... futex resumed>) = 0 [pid 3589] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3589] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3589] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3588] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3588] exit_group(0) = ? [pid 3589] <... futex resumed>) = ? [pid 3589] +++ exited with 0 +++ [pid 3588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3590 ./strace-static-x86_64: Process 3590 attached [pid 3590] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3590] setpgid(0, 0) = 0 [pid 3590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3590] write(3, "1000", 4) = 4 [pid 3590] close(3) = 0 [pid 3590] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3590] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3590] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3591 attached => {parent_tid=[3591]}, 88) = 3591 [pid 3591] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3591] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3591] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3590] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3591] <... futex resumed>) = 0 [pid 3591] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3591] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3591] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3590] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3590] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3590] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3591] <... futex resumed>) = 0 [pid 3591] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3591] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3590] <... futex resumed>) = 0 [pid 3591] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3590] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3591] <... write resumed>) = 10 [pid 3591] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] <... futex resumed>) = 0 [pid 3591] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3590] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3591] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3590] <... futex resumed>) = 0 [pid 3591] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3590] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3591] <... futex resumed>) = 0 [pid 3590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3591] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3590] exit_group(0) = ? [pid 3591] <... futex resumed>) = ? [pid 3591] +++ exited with 0 +++ [pid 3590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3592 attached , child_tidptr=0x5555566c5690) = 3592 [pid 3592] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3592] setpgid(0, 0) = 0 [pid 3592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3592] write(3, "1000", 4) = 4 [pid 3592] close(3) = 0 [pid 3592] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3592] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3592] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3593]}, 88) = 3593 [pid 3592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3592] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3593 attached [pid 3593] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3593] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3593] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3592] <... futex resumed>) = 0 [pid 3592] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3593] <... futex resumed>) = 1 [pid 3593] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3593] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3592] <... futex resumed>) = 0 [pid 3592] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3592] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3592] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3594 attached => {parent_tid=[3594]}, 88) = 3594 [pid 3592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3592] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3593] <... futex resumed>) = 1 [pid 3593] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3593] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3593] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3594] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3594] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3594] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3592] <... futex resumed>) = 0 [pid 3592] exit_group(0) = ? [pid 3593] <... futex resumed>) = ? [pid 3593] +++ exited with 0 +++ [pid 3594] +++ exited with 0 +++ [pid 3592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3595 ./strace-static-x86_64: Process 3595 attached [pid 3595] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3595] setpgid(0, 0) = 0 [pid 3595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3595] write(3, "1000", 4) = 4 [pid 3595] close(3) = 0 [pid 3595] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3595] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3595] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3595] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3596 attached => {parent_tid=[3596]}, 88) = 3596 [pid 3596] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3595] rt_sigprocmask(SIG_SETMASK, [], [pid 3596] rt_sigprocmask(SIG_SETMASK, [], [pid 3595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3596] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3595] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3596] <... futex resumed>) = 0 [pid 3596] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3595] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3596] <... openat resumed>) = 3 [pid 3596] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3596] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3595] <... futex resumed>) = 0 [pid 3595] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3595] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3596] <... futex resumed>) = 0 [pid 3596] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3596] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3595] <... futex resumed>) = 0 [pid 3595] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3595] <... futex resumed>) = 0 [pid 3596] <... write resumed>) = 10 [pid 3596] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3595] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3596] <... futex resumed>) = 0 [pid 3595] <... mmap resumed>) = 0x7f04812a2000 [pid 3596] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3595] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3595] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3597]}, 88) = 3597 ./strace-static-x86_64: Process 3597 attached [pid 3595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3595] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3595] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3597] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3597] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3597] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3595] <... futex resumed>) = 0 [pid 3595] exit_group(0) = ? [pid 3596] <... futex resumed>) = ? [pid 3596] +++ exited with 0 +++ [pid 3597] +++ exited with 0 +++ [pid 3595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3598 attached , child_tidptr=0x5555566c5690) = 3598 [pid 3598] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3598] setpgid(0, 0) = 0 [pid 3598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3598] write(3, "1000", 4) = 4 [pid 3598] close(3) = 0 [pid 3598] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3598] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3599 attached => {parent_tid=[3599]}, 88) = 3599 [pid 3599] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3599] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3598] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3599] <... futex resumed>) = 0 [pid 3599] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3598] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3599] <... openat resumed>) = 3 [pid 3599] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3598] <... futex resumed>) = 0 [pid 3598] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3599] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3599] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3598] <... futex resumed>) = 0 [pid 3598] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3598] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3599] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3599] <... write resumed>) = 10 [pid 3598] <... clone3 resumed> => {parent_tid=[3600]}, 88) = 3600 [pid 3599] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3598] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3600 attached [pid 3600] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3600] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3600] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3599] <... futex resumed>) = 0 [pid 3598] <... futex resumed>) = 0 [pid 3598] exit_group(0) = ? [pid 3600] <... futex resumed>) = ? [pid 3599] +++ exited with 0 +++ [pid 3600] +++ exited with 0 +++ [pid 3598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3601 ./strace-static-x86_64: Process 3601 attached [pid 3601] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3601] setpgid(0, 0) = 0 [pid 3601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3601] write(3, "1000", 4) = 4 [pid 3601] close(3) = 0 [pid 3601] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3601] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3602 attached => {parent_tid=[3602]}, 88) = 3602 [pid 3601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3601] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3602] set_robust_list(0x7f04812e39a0, 24 [pid 3601] <... futex resumed>) = 0 [pid 3602] <... set_robust_list resumed>) = 0 [pid 3601] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3602] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3602] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3601] <... futex resumed>) = 0 [pid 3601] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3602] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3602] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3601] <... futex resumed>) = 0 [pid 3601] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3601] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3602] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3601] <... mprotect resumed>) = 0 [pid 3602] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3602] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3603 attached [pid 3601] <... clone3 resumed> => {parent_tid=[3603]}, 88) = 3603 [pid 3601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3601] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3603] set_robust_list(0x7f04812c29a0, 24 [pid 3602] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3603] <... set_robust_list resumed>) = 0 [pid 3603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3603] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3603] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3601] <... futex resumed>) = 0 [pid 3601] exit_group(0 [pid 3602] <... futex resumed>) = ? [pid 3601] <... exit_group resumed>) = ? [pid 3602] +++ exited with 0 +++ [pid 3603] +++ exited with 0 +++ [pid 3601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3604 attached , child_tidptr=0x5555566c5690) = 3604 [pid 3604] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3604] setpgid(0, 0) = 0 [pid 3604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1000", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3604] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3605 attached => {parent_tid=[3605]}, 88) = 3605 [pid 3605] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3605] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3604] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3605] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3604] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3605] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3605] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3604] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3605] <... futex resumed>) = 0 [pid 3604] <... futex resumed>) = 1 [pid 3605] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3605] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3604] <... futex resumed>) = 0 [pid 3605] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3604] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3605] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3605] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3605] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3604] exit_group(0) = ? [pid 3605] <... futex resumed>) = ? [pid 3605] +++ exited with 0 +++ [pid 3604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3606 ./strace-static-x86_64: Process 3606 attached [pid 3606] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3606] setpgid(0, 0) = 0 [pid 3606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3606] write(3, "1000", 4) = 4 [pid 3606] close(3) = 0 [pid 3606] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3606] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3606] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3607]}, 88) = 3607 [pid 3606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3606] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3607 attached [pid 3607] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3607] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3607] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3606] <... futex resumed>) = 0 [pid 3606] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3607] <... futex resumed>) = 1 [pid 3607] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3607] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3606] <... futex resumed>) = 0 [pid 3606] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3606] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3608]}, 88) = 3608 [pid 3606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3606] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3606] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3607] <... futex resumed>) = 1 [pid 3607] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3607] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3607] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3608 attached [pid 3608] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3608] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3608] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3606] <... futex resumed>) = 0 [pid 3606] exit_group(0) = ? [pid 3607] <... futex resumed>) = ? [pid 3607] +++ exited with 0 +++ [pid 3608] <... futex resumed>) = ? [pid 3608] +++ exited with 0 +++ [pid 3606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3610 ./strace-static-x86_64: Process 3610 attached [pid 3610] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3610] setpgid(0, 0) = 0 [pid 3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] write(3, "1000", 4) = 4 [pid 3610] close(3) = 0 [pid 3610] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3610] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3610] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3610] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3610] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3611 attached [pid 3611] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3611] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3610] <... clone3 resumed> => {parent_tid=[3611]}, 88) = 3611 [pid 3610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3610] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3611] <... futex resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3610] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... openat resumed>) = 3 [pid 3611] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3610] <... futex resumed>) = 0 [pid 3610] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3610] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3611] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3610] <... futex resumed>) = 0 [pid 3610] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3610] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3611] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] <... write resumed>) = 10 [pid 3610] <... mmap resumed>) = 0x7f04812a2000 [pid 3611] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3610] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3611] <... futex resumed>) = 0 [pid 3611] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3612 attached [pid 3610] <... clone3 resumed> => {parent_tid=[3612]}, 88) = 3612 [pid 3610] rt_sigprocmask(SIG_SETMASK, [], [pid 3612] set_robust_list(0x7f04812c29a0, 24 [pid 3610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3610] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... set_robust_list resumed>) = 0 [pid 3610] <... futex resumed>) = 0 [pid 3610] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3612] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3612] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3610] <... futex resumed>) = 0 [pid 3610] exit_group(0) = ? [pid 3612] +++ exited with 0 +++ [pid 3611] <... futex resumed>) = ? [pid 3611] +++ exited with 0 +++ [pid 3610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3613 ./strace-static-x86_64: Process 3613 attached [pid 3613] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3613] setpgid(0, 0) = 0 [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1000", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3613] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3613] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3613] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3614 attached => {parent_tid=[3614]}, 88) = 3614 [pid 3614] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3614] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3613] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... futex resumed>) = 0 [pid 3613] <... futex resumed>) = 1 [pid 3614] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3614] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3613] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... futex resumed>) = 0 [pid 3614] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3614] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] <... futex resumed>) = 0 [pid 3613] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] <... futex resumed>) = 0 [pid 3614] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3614] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... futex resumed>) = 0 [pid 3613] <... futex resumed>) = 1 [pid 3614] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3614] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] exit_group(0) = ? [pid 3614] <... futex resumed>) = ? [pid 3614] +++ exited with 0 +++ [pid 3613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3615 ./strace-static-x86_64: Process 3615 attached [pid 3615] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] setpgid(0, 0) = 0 [pid 3615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] write(3, "1000", 4) = 4 [pid 3615] close(3) = 0 [pid 3615] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3615] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3616]}, 88) = 3616 [pid 3615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3615] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3616 attached [pid 3616] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3616] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3616] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... futex resumed>) = 1 [pid 3616] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3616] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3615] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3616] <... futex resumed>) = 1 [pid 3615] <... clone3 resumed> => {parent_tid=[3617]}, 88) = 3617 [pid 3616] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3615] rt_sigprocmask(SIG_SETMASK, [], [pid 3616] <... write resumed>) = 10 [pid 3615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3615] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3617 attached [pid 3617] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3617] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3617] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3615] <... futex resumed>) = 0 [pid 3617] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] exit_group(0) = ? [pid 3616] <... futex resumed>) = ? [pid 3616] +++ exited with 0 +++ [pid 3617] <... futex resumed>) = ? [pid 3617] +++ exited with 0 +++ [pid 3615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3618 ./strace-static-x86_64: Process 3618 attached [pid 3618] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3618] setpgid(0, 0) = 0 [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] write(3, "1000", 4) = 4 [pid 3618] close(3) = 0 [pid 3618] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3618] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3619]}, 88) = 3619 [pid 3618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3618] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3619 attached [pid 3619] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3619] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3619] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3618] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... futex resumed>) = 1 [pid 3619] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3619] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3618] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3618] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3620]}, 88) = 3620 [pid 3618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3618] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... futex resumed>) = 1 [pid 3619] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3619] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3620 attached [pid 3620] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3620] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3620] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3618] exit_group(0) = ? [pid 3619] <... futex resumed>) = ? [pid 3619] +++ exited with 0 +++ [pid 3620] <... futex resumed>) = ? [pid 3620] +++ exited with 0 +++ [pid 3618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3621 ./strace-static-x86_64: Process 3621 attached [pid 3621] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3621] setpgid(0, 0) = 0 [pid 3621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3621] write(3, "1000", 4) = 4 [pid 3621] close(3) = 0 [pid 3621] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3621] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3621] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3622]}, 88) = 3622 [pid 3621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3621] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3622 attached [pid 3622] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3622] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3622] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3622] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3621] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3621] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3623]}, 88) = 3623 [pid 3621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3621] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3622] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3622] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3623 attached [pid 3623] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3623] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3623] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] exit_group(0) = ? [pid 3622] <... futex resumed>) = ? [pid 3622] +++ exited with 0 +++ [pid 3623] <... futex resumed>) = ? [pid 3623] +++ exited with 0 +++ [pid 3621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3624 ./strace-static-x86_64: Process 3624 attached [pid 3624] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3624] setpgid(0, 0) = 0 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3624] write(3, "1000", 4) = 4 [pid 3624] close(3) = 0 [pid 3624] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3624] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3624] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3625 attached [pid 3625] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3624] <... clone3 resumed> => {parent_tid=[3625]}, 88) = 3625 [pid 3624] rt_sigprocmask(SIG_SETMASK, [], [pid 3625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3625] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3624] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3625] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3624] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3625] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3625] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3625] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = 1 [pid 3625] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3624] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... write resumed>) = 10 [pid 3624] <... futex resumed>) = 0 [pid 3625] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... mmap resumed>) = 0x7f04812a2000 [pid 3625] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3624] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3626 attached [pid 3626] set_robust_list(0x7f04812c29a0, 24 [pid 3624] <... clone3 resumed> => {parent_tid=[3626]}, 88) = 3626 [pid 3626] <... set_robust_list resumed>) = 0 [pid 3624] rt_sigprocmask(SIG_SETMASK, [], [pid 3626] rt_sigprocmask(SIG_SETMASK, [], [pid 3624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3624] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3624] <... futex resumed>) = 0 [pid 3626] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3624] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] <... futex resumed>) = 0 [pid 3624] exit_group(0) = ? [pid 3625] <... futex resumed>) = ? [pid 3625] +++ exited with 0 +++ [pid 3626] +++ exited with 0 +++ [pid 3624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3627 ./strace-static-x86_64: Process 3627 attached [pid 3627] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3627] setpgid(0, 0) = 0 [pid 3627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3627] write(3, "1000", 4) = 4 [pid 3627] close(3) = 0 [pid 3627] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3627] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3627] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3627] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3628 attached [pid 3628] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3627] <... clone3 resumed> => {parent_tid=[3628]}, 88) = 3628 [pid 3628] rt_sigprocmask(SIG_SETMASK, [], [pid 3627] rt_sigprocmask(SIG_SETMASK, [], [pid 3628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3628] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... futex resumed>) = 0 [pid 3627] <... futex resumed>) = 1 [pid 3628] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3628] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3628] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3627] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... futex resumed>) = 0 [pid 3627] <... futex resumed>) = 1 [pid 3628] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3628] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3628] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3627] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3628] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3627] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3628] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3627] <... mmap resumed>) = 0x7f04812a2000 [pid 3628] <... futex resumed>) = 0 [pid 3627] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3628] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] <... mprotect resumed>) = 0 [pid 3627] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3629 attached => {parent_tid=[3629]}, 88) = 3629 [pid 3629] set_robust_list(0x7f04812c29a0, 24 [pid 3627] rt_sigprocmask(SIG_SETMASK, [], [pid 3629] <... set_robust_list resumed>) = 0 [pid 3627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3629] rt_sigprocmask(SIG_SETMASK, [], [pid 3627] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3627] <... futex resumed>) = 0 [pid 3629] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3627] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3629] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3629] <... futex resumed>) = 0 [pid 3627] exit_group(0 [pid 3629] ????( [pid 3628] <... futex resumed>) = ? [pid 3627] <... exit_group resumed>) = ? [pid 3628] +++ exited with 0 +++ [pid 3629] <... ???? resumed>) = ? [pid 3629] +++ exited with 0 +++ [pid 3627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3630 ./strace-static-x86_64: Process 3630 attached [pid 3630] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3630] setpgid(0, 0) = 0 [pid 3630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3630] write(3, "1000", 4) = 4 [pid 3630] close(3) = 0 [pid 3630] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3630] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3630] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3630] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3630] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3630] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3631 attached => {parent_tid=[3631]}, 88) = 3631 [pid 3631] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3631] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3630] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3631] <... futex resumed>) = 0 [pid 3630] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3631] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3631] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... futex resumed>) = 0 [pid 3630] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3631] <... futex resumed>) = 0 [pid 3631] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3630] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... write resumed>) = 9 [pid 3631] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3630] <... futex resumed>) = 0 [pid 3631] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3630] <... futex resumed>) = 0 [pid 3631] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3630] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3631] <... write resumed>) = 10 [pid 3630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3631] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... mmap resumed>) = 0x7f04812a2000 [pid 3631] <... futex resumed>) = 0 [pid 3630] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3631] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... mprotect resumed>) = 0 [pid 3630] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3630] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3632 attached => {parent_tid=[3632]}, 88) = 3632 [pid 3632] set_robust_list(0x7f04812c29a0, 24 [pid 3630] rt_sigprocmask(SIG_SETMASK, [], [pid 3632] <... set_robust_list resumed>) = 0 [pid 3630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3632] rt_sigprocmask(SIG_SETMASK, [], [pid 3630] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3630] <... futex resumed>) = 0 [pid 3632] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3630] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3632] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... futex resumed>) = 0 [pid 3630] exit_group(0) = ? [pid 3631] <... futex resumed>) = ? [pid 3631] +++ exited with 0 +++ [pid 3632] <... futex resumed>) = ? [pid 3632] +++ exited with 0 +++ [pid 3630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3633 ./strace-static-x86_64: Process 3633 attached [pid 3633] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3633] setpgid(0, 0) = 0 [pid 3633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3633] write(3, "1000", 4) = 4 [pid 3633] close(3) = 0 [pid 3633] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3633] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3633] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3634]}, 88) = 3634 [pid 3633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3633] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3634 attached [pid 3634] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3634] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3634] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = 0 [pid 3633] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3634] <... futex resumed>) = 1 [pid 3634] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3634] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = 0 [pid 3633] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3633] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3633] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3635]}, 88) = 3635 [pid 3633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3633] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3634] <... futex resumed>) = 1 [pid 3634] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3634] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3634] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3635 attached [pid 3635] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3635] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3635] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = 0 [pid 3633] exit_group(0) = ? [pid 3634] <... futex resumed>) = ? [pid 3634] +++ exited with 0 +++ [pid 3635] <... futex resumed>) = ? [pid 3635] +++ exited with 0 +++ [pid 3633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3636 ./strace-static-x86_64: Process 3636 attached [pid 3636] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3636] setpgid(0, 0) = 0 [pid 3636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3636] write(3, "1000", 4) = 4 [pid 3636] close(3) = 0 [pid 3636] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3636] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3636] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3637 attached => {parent_tid=[3637]}, 88) = 3637 [pid 3637] set_robust_list(0x7f04812e39a0, 24 [pid 3636] rt_sigprocmask(SIG_SETMASK, [], [pid 3637] <... set_robust_list resumed>) = 0 [pid 3636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3637] rt_sigprocmask(SIG_SETMASK, [], [pid 3636] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3636] <... futex resumed>) = 0 [pid 3636] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3637] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... futex resumed>) = 0 [pid 3637] <... futex resumed>) = 1 [pid 3636] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3636] <... futex resumed>) = 0 [pid 3637] <... write resumed>) = 9 [pid 3636] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3637] <... futex resumed>) = 0 [pid 3636] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3636] <... futex resumed>) = 0 [pid 3637] <... write resumed>) = 10 [pid 3636] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... futex resumed>) = 0 [pid 3637] <... futex resumed>) = 0 [pid 3636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3637] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3636] <... mmap resumed>) = 0x7f04812a2000 [pid 3636] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3638 attached => {parent_tid=[3638]}, 88) = 3638 [pid 3636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3636] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3636] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3638] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... futex resumed>) = 0 [pid 3636] exit_group(0) = ? [pid 3637] <... futex resumed>) = ? [pid 3637] +++ exited with 0 +++ [pid 3638] <... futex resumed>) = ? [pid 3638] +++ exited with 0 +++ [pid 3636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3639 ./strace-static-x86_64: Process 3639 attached [pid 3639] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3639] setpgid(0, 0) = 0 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3639] write(3, "1000", 4) = 4 [pid 3639] close(3) = 0 [pid 3639] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3639] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3639] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3640 attached [pid 3640] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3640] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... clone3 resumed> => {parent_tid=[3640]}, 88) = 3640 [pid 3639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3639] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3640] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3640] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3640] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... futex resumed>) = 0 [pid 3640] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3640] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3639] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3640] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3639] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3640] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3640] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... mmap resumed>) = 0x7f04812a2000 [pid 3639] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3639] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3641]}, 88) = 3641 [pid 3639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3639] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3641 attached [pid 3641] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3641] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3641] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3639] exit_group(0) = ? [pid 3640] <... futex resumed>) = ? [pid 3640] +++ exited with 0 +++ [pid 3641] +++ exited with 0 +++ [pid 3639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3642 ./strace-static-x86_64: Process 3642 attached [pid 3642] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3642] setpgid(0, 0) = 0 [pid 3642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3642] write(3, "1000", 4) = 4 [pid 3642] close(3) = 0 [pid 3642] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3642] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3643]}, 88) = 3643 [pid 3642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3642] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3643 attached [pid 3643] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3643] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3643] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3642] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] <... futex resumed>) = 1 [pid 3643] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3643] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3642] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3642] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3644]}, 88) = 3644 [pid 3642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3642] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] <... futex resumed>) = 1 [pid 3643] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3643] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3643] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3644 attached [pid 3644] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3644] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3644] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3642] exit_group(0) = ? [pid 3644] <... futex resumed>) = 231 [pid 3643] <... futex resumed>) = ? [pid 3643] +++ exited with 0 +++ [pid 3644] +++ exited with 0 +++ [pid 3642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3645 attached , child_tidptr=0x5555566c5690) = 3645 [pid 3645] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3645] setpgid(0, 0) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3645] write(3, "1000", 4) = 4 [pid 3645] close(3) = 0 [pid 3645] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3645] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3645] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3645] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3646 attached => {parent_tid=[3646]}, 88) = 3646 [pid 3646] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3646] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3645] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3646] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3645] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] <... openat resumed>) = 3 [pid 3646] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3646] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3646] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3646] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3646] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3646] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3646] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] exit_group(0) = ? [pid 3646] <... futex resumed>) = ? [pid 3646] +++ exited with 0 +++ [pid 3645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3647 ./strace-static-x86_64: Process 3647 attached [pid 3647] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3647] setpgid(0, 0) = 0 [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3647] write(3, "1000", 4) = 4 [pid 3647] close(3) = 0 [pid 3647] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3647] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3648 attached => {parent_tid=[3648]}, 88) = 3648 [pid 3648] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3648] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3647] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = 0 [pid 3647] <... futex resumed>) = 1 [pid 3648] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3647] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] <... openat resumed>) = 3 [pid 3648] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3647] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3648] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3648] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3647] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3648] <... write resumed>) = 10 [pid 3647] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3647] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3648] <... futex resumed>) = 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3648] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3649 attached => {parent_tid=[3649]}, 88) = 3649 [pid 3647] rt_sigprocmask(SIG_SETMASK, [], [pid 3649] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3647] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3649] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3649] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3649] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] exit_group(0) = ? [pid 3648] <... futex resumed>) = ? [pid 3649] <... futex resumed>) = ? [pid 3648] +++ exited with 0 +++ [pid 3649] +++ exited with 0 +++ [pid 3647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3650 ./strace-static-x86_64: Process 3650 attached [pid 3650] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3) = 0 [pid 3650] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3650] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3651 attached => {parent_tid=[3651]}, 88) = 3651 [pid 3651] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3651] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3650] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3650] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3651] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3651] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3651] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3651] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3651] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 1 [pid 3651] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3651] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] exit_group(0) = ? [pid 3651] <... futex resumed>) = ? [pid 3651] +++ exited with 0 +++ [pid 3650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3652 ./strace-static-x86_64: Process 3652 attached [pid 3652] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3652] setpgid(0, 0) = 0 [pid 3652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3652] write(3, "1000", 4) = 4 [pid 3652] close(3) = 0 [pid 3652] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3652] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3652] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3653]}, 88) = 3653 ./strace-static-x86_64: Process 3653 attached [pid 3652] rt_sigprocmask(SIG_SETMASK, [], [pid 3653] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3653] rt_sigprocmask(SIG_SETMASK, [], [pid 3652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3653] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3652] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3653] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3652] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3652] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3652] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3653] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3652] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3652] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3652] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3652] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3654]}, 88) = 3654 [pid 3652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3652] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3652] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] <... futex resumed>) = 0 [pid 3653] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3653] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3654 attached [pid 3654] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3654] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3654] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3652] <... futex resumed>) = 0 [pid 3652] exit_group(0) = ? [pid 3653] <... futex resumed>) = ? [pid 3653] +++ exited with 0 +++ [pid 3654] +++ exited with 0 +++ [pid 3652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3655 ./strace-static-x86_64: Process 3655 attached [pid 3655] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3655] setpgid(0, 0) = 0 [pid 3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3655] write(3, "1000", 4) = 4 [pid 3655] close(3) = 0 [pid 3655] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3655] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3655] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3655] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3656 attached => {parent_tid=[3656]}, 88) = 3656 [pid 3656] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3656] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3655] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3656] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3655] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3655] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = 0 [pid 3655] <... futex resumed>) = 1 [pid 3656] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3656] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3655] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = 0 [pid 3655] <... futex resumed>) = 1 [pid 3656] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3656] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3655] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3656] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3655] <... futex resumed>) = 0 [pid 3655] exit_group(0) = ? [pid 3656] +++ exited with 0 +++ [pid 3655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3657 ./strace-static-x86_64: Process 3657 attached [pid 3657] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3657] setpgid(0, 0) = 0 [pid 3657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3657] write(3, "1000", 4) = 4 [pid 3657] close(3) = 0 [pid 3657] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3657] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3657] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3658 attached => {parent_tid=[3658]}, 88) = 3658 [pid 3658] set_robust_list(0x7f04812e39a0, 24 [pid 3657] rt_sigprocmask(SIG_SETMASK, [], [pid 3658] <... set_robust_list resumed>) = 0 [pid 3657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3658] rt_sigprocmask(SIG_SETMASK, [], [pid 3657] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3657] <... futex resumed>) = 0 [pid 3657] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3658] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3658] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3657] <... futex resumed>) = 0 [pid 3658] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3657] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] <... futex resumed>) = 0 [pid 3658] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3657] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3658] <... write resumed>) = 9 [pid 3658] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 1 [pid 3657] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3657] <... futex resumed>) = 0 [pid 3658] <... write resumed>) = 10 [pid 3657] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 0 [pid 3657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3658] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3657] <... mmap resumed>) = 0x7f04812a2000 [pid 3657] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3657] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3659]}, 88) = 3659 [pid 3657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3657] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3659 attached [pid 3659] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3659] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3659] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3657] <... futex resumed>) = 0 [pid 3657] exit_group(0) = ? [pid 3658] <... futex resumed>) = ? [pid 3658] +++ exited with 0 +++ [pid 3659] +++ exited with 0 +++ [pid 3657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3660 ./strace-static-x86_64: Process 3660 attached [pid 3660] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3660] write(3, "1000", 4) = 4 [pid 3660] close(3) = 0 [pid 3660] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3660] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3660] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3660] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3661 attached => {parent_tid=[3661]}, 88) = 3661 [pid 3661] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3661] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3660] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3661] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3660] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... openat resumed>) = 3 [pid 3661] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 0 [pid 3661] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3661] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3661] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3661] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3661] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3661] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3661] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3660] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3661] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3660] exit_group(0 [pid 3661] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] <... exit_group resumed>) = ? [pid 3661] <... futex resumed>) = ? [pid 3661] +++ exited with 0 +++ [pid 3660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3662 ./strace-static-x86_64: Process 3662 attached [pid 3662] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3) = 0 [pid 3662] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3662] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3663 attached => {parent_tid=[3663]}, 88) = 3663 [pid 3663] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3662] rt_sigprocmask(SIG_SETMASK, [], [pid 3663] rt_sigprocmask(SIG_SETMASK, [], [pid 3662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3663] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3663] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3662] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... openat resumed>) = 3 [pid 3663] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3663] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3663] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3663] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3663] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3663] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3663] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... futex resumed>) = 0 [pid 3662] <... futex resumed>) = 0 [pid 3663] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3662] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3663] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3663] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] exit_group(0) = ? [pid 3663] <... futex resumed>) = ? [pid 3663] +++ exited with 0 +++ [pid 3662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3664 attached , child_tidptr=0x5555566c5690) = 3664 [pid 3664] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3664] setpgid(0, 0) = 0 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3664] write(3, "1000", 4) = 4 [pid 3664] close(3) = 0 [pid 3664] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3664] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3665 attached => {parent_tid=[3665]}, 88) = 3665 [pid 3665] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3665] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3664] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3665] <... futex resumed>) = 0 [pid 3665] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3664] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... openat resumed>) = 3 [pid 3665] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 1 [pid 3665] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3664] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] <... futex resumed>) = 0 [pid 3664] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3665] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 3664] <... futex resumed>) = 1 [pid 3665] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3664] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3664] <... futex resumed>) = 0 [pid 3665] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] exit_group(0) = ? [pid 3665] <... futex resumed>) = ? [pid 3665] +++ exited with 0 +++ [pid 3664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3666 ./strace-static-x86_64: Process 3666 attached [pid 3666] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3666] setpgid(0, 0) = 0 [pid 3666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3666] write(3, "1000", 4) = 4 [pid 3666] close(3) = 0 [pid 3666] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3666] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3666] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3666] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3667 attached [pid 3667] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3667] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... clone3 resumed> => {parent_tid=[3667]}, 88) = 3667 [pid 3666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3666] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3666] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] <... futex resumed>) = 0 [pid 3667] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3667] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3667] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... futex resumed>) = 0 [pid 3666] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... futex resumed>) = 1 [pid 3667] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3667] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3666] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... futex resumed>) = 1 [pid 3667] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3666] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... write resumed>) = 10 [pid 3666] <... futex resumed>) = 0 [pid 3667] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... mmap resumed>) = 0x7f04812a2000 [pid 3667] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3666] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3668 attached => {parent_tid=[3668]}, 88) = 3668 [pid 3668] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3666] rt_sigprocmask(SIG_SETMASK, [], [pid 3668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3668] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3666] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3666] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 0 [pid 3668] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3668] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = 1 [pid 3666] exit_group(0 [pid 3667] <... futex resumed>) = ? [pid 3666] <... exit_group resumed>) = ? [pid 3668] +++ exited with 0 +++ [pid 3667] +++ exited with 0 +++ [pid 3666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3669 ./strace-static-x86_64: Process 3669 attached [pid 3669] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3669] setpgid(0, 0) = 0 [pid 3669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3669] write(3, "1000", 4) = 4 [pid 3669] close(3) = 0 [pid 3669] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3669] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3669] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3670 attached => {parent_tid=[3670]}, 88) = 3670 [pid 3670] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3670] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] rt_sigprocmask(SIG_SETMASK, [], [pid 3670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3670] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3669] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3670] <... futex resumed>) = 0 [pid 3669] <... futex resumed>) = 1 [pid 3670] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3669] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3670] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3670] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3670] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3670] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3670] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3670] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3670] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] exit_group(0) = ? [pid 3670] <... futex resumed>) = ? [pid 3670] +++ exited with 0 +++ [pid 3669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3671 ./strace-static-x86_64: Process 3671 attached [pid 3671] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3671] setpgid(0, 0) = 0 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3671] write(3, "1000", 4) = 4 [pid 3671] close(3) = 0 [pid 3671] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3671] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3672 attached => {parent_tid=[3672]}, 88) = 3672 [pid 3672] set_robust_list(0x7f04812e39a0, 24 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], [pid 3672] <... set_robust_list resumed>) = 0 [pid 3671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3672] rt_sigprocmask(SIG_SETMASK, [], [pid 3671] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3671] <... futex resumed>) = 0 [pid 3671] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3672] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = 0 [pid 3672] <... futex resumed>) = 1 [pid 3671] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3671] <... futex resumed>) = 0 [pid 3672] <... write resumed>) = 9 [pid 3671] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3672] <... futex resumed>) = 0 [pid 3671] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3671] <... futex resumed>) = 0 [pid 3672] <... write resumed>) = 10 [pid 3671] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = 0 [pid 3672] <... futex resumed>) = 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3672] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] <... mmap resumed>) = 0x7f04812a2000 [pid 3671] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3673 attached => {parent_tid=[3673]}, 88) = 3673 [pid 3673] set_robust_list(0x7f04812c29a0, 24 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], [pid 3673] <... set_robust_list resumed>) = 0 [pid 3671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3673] rt_sigprocmask(SIG_SETMASK, [], [pid 3671] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3671] <... futex resumed>) = 0 [pid 3673] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3671] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3673] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3671] <... futex resumed>) = 0 [pid 3673] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] exit_group(0) = ? [pid 3672] <... futex resumed>) = 231 [pid 3673] <... futex resumed>) = ? [pid 3672] +++ exited with 0 +++ [pid 3673] +++ exited with 0 +++ [pid 3671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3674] write(3, "1000", 4) = 4 [pid 3674] close(3) = 0 [pid 3674] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3674] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3675]}, 88) = 3675 ./strace-static-x86_64: Process 3675 attached [pid 3675] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3675] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3674] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3675] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3675] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 1 [pid 3675] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3675] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3675] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3675] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3675] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3675] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] exit_group(0) = ? [pid 3675] <... futex resumed>) = ? [pid 3675] +++ exited with 0 +++ [pid 3674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3676 attached , child_tidptr=0x5555566c5690) = 3676 [pid 3676] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3676] setpgid(0, 0) = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3676] write(3, "1000", 4) = 4 [pid 3676] close(3) = 0 [pid 3676] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3676] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3676] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3676] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3676] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3677 attached => {parent_tid=[3677]}, 88) = 3677 [pid 3677] set_robust_list(0x7f04812e39a0, 24 [pid 3676] rt_sigprocmask(SIG_SETMASK, [], [pid 3677] <... set_robust_list resumed>) = 0 [pid 3676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3677] rt_sigprocmask(SIG_SETMASK, [], [pid 3676] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3676] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3677] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = 1 [pid 3676] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3676] <... futex resumed>) = 0 [pid 3677] <... write resumed>) = 9 [pid 3676] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3676] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3676] <... futex resumed>) = 0 [pid 3677] <... write resumed>) = 10 [pid 3676] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3677] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... mmap resumed>) = 0x7f04812a2000 [pid 3676] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3676] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3676] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3678 attached => {parent_tid=[3678]}, 88) = 3678 [pid 3678] set_robust_list(0x7f04812c29a0, 24 [pid 3676] rt_sigprocmask(SIG_SETMASK, [], [pid 3678] <... set_robust_list resumed>) = 0 [pid 3676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3678] rt_sigprocmask(SIG_SETMASK, [], [pid 3676] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3678] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3676] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3678] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3678] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3678] <... futex resumed>) = 1 [pid 3678] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] exit_group(0) = ? [pid 3677] <... futex resumed>) = 231 [pid 3678] <... futex resumed>) = ? [pid 3677] +++ exited with 0 +++ [pid 3678] +++ exited with 0 +++ [pid 3676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3679 ./strace-static-x86_64: Process 3679 attached [pid 3679] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 3679] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3679] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3680 attached => {parent_tid=[3680]}, 88) = 3680 [pid 3680] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3680] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3679] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3680] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3679] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... openat resumed>) = 3 [pid 3680] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3679] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3680] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3680] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3679] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3679] <... futex resumed>) = 1 [pid 3680] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3680] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3679] <... futex resumed>) = 1 [pid 3680] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3680] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3679] exit_group(0) = ? [pid 3680] <... futex resumed>) = ? [pid 3680] +++ exited with 0 +++ [pid 3679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3681 ./strace-static-x86_64: Process 3681 attached [pid 3681] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3681] setpgid(0, 0) = 0 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3681] write(3, "1000", 4) = 4 [pid 3681] close(3) = 0 [pid 3681] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3681] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3681] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3681] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3682]}, 88) = 3682 [pid 3681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3681] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3682 attached [pid 3682] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3682] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3682] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... futex resumed>) = 0 [pid 3681] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] <... futex resumed>) = 1 [pid 3682] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3682] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... futex resumed>) = 0 [pid 3681] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3681] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3681] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3683 attached => {parent_tid=[3683]}, 88) = 3683 [pid 3681] rt_sigprocmask(SIG_SETMASK, [], [pid 3683] set_robust_list(0x7f04812c29a0, 24 [pid 3681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3681] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] <... futex resumed>) = 1 [pid 3682] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3682] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3682] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] <... set_robust_list resumed>) = 0 [pid 3683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3683] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3683] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3681] exit_group(0) = ? [pid 3682] <... futex resumed>) = ? [pid 3682] +++ exited with 0 +++ [pid 3683] +++ exited with 0 +++ [pid 3681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3684 ./strace-static-x86_64: Process 3684 attached [pid 3684] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3684] setpgid(0, 0) = 0 [pid 3684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3684] write(3, "1000", 4) = 4 [pid 3684] close(3) = 0 [pid 3684] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3684] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3684] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3684] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3685]}, 88) = 3685 [pid 3684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3684] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3685 attached [pid 3685] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3685] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3685] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3684] <... futex resumed>) = 0 [pid 3684] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3685] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3685] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3684] <... futex resumed>) = 0 [pid 3684] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3684] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3684] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3686]}, 88) = 3686 [pid 3684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3684] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3686 attached [pid 3686] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3686] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3685] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3686] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = 0 [pid 3685] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3685] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] <... futex resumed>) = 1 [pid 3686] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3685] <... futex resumed>) = 0 [pid 3685] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3684] exit_group(0 [pid 3685] <... futex resumed>) = ? [pid 3684] <... exit_group resumed>) = ? [pid 3686] <... futex resumed>) = ? [pid 3686] +++ exited with 0 +++ [pid 3685] +++ exited with 0 +++ [pid 3684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3687 attached , child_tidptr=0x5555566c5690) = 3687 [pid 3687] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3687] setpgid(0, 0) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3687] write(3, "1000", 4) = 4 [pid 3687] close(3) = 0 [pid 3687] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3687] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3687] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3687] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3688 attached => {parent_tid=[3688]}, 88) = 3688 [pid 3688] set_robust_list(0x7f04812e39a0, 24 [pid 3687] rt_sigprocmask(SIG_SETMASK, [], [pid 3688] <... set_robust_list resumed>) = 0 [pid 3687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3688] rt_sigprocmask(SIG_SETMASK, [], [pid 3687] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3687] <... futex resumed>) = 0 [pid 3687] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3688] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] <... futex resumed>) = 0 [pid 3688] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3687] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3687] <... futex resumed>) = 0 [pid 3688] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3687] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] <... write resumed>) = 9 [pid 3688] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] <... futex resumed>) = 0 [pid 3688] <... futex resumed>) = 1 [pid 3687] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3687] <... futex resumed>) = 0 [pid 3688] <... write resumed>) = 10 [pid 3687] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] <... futex resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3688] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3687] <... mmap resumed>) = 0x7f04812a2000 [pid 3687] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3687] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3689 attached => {parent_tid=[3689]}, 88) = 3689 [pid 3687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3687] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] set_robust_list(0x7f04812c29a0, 24 [pid 3687] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] <... set_robust_list resumed>) = 0 [pid 3689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3689] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3689] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] <... futex resumed>) = 0 [pid 3689] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3687] exit_group(0) = ? [pid 3688] <... futex resumed>) = ? [pid 3689] <... futex resumed>) = ? [pid 3688] +++ exited with 0 +++ [pid 3689] +++ exited with 0 +++ [pid 3687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3690 ./strace-static-x86_64: Process 3690 attached [pid 3690] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3690] setpgid(0, 0) = 0 [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3690] write(3, "1000", 4) = 4 [pid 3690] close(3) = 0 [pid 3690] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3690] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3690] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3690] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3691 attached => {parent_tid=[3691]}, 88) = 3691 [pid 3691] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3691] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3690] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3691] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3690] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] <... openat resumed>) = 3 [pid 3691] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3691] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] <... futex resumed>) = 0 [pid 3690] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3691] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3691] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3691] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 0 [pid 3690] <... futex resumed>) = 1 [pid 3691] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3690] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... write resumed>) = 10 [pid 3690] <... futex resumed>) = 0 [pid 3691] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3691] <... futex resumed>) = 0 [pid 3690] <... mmap resumed>) = 0x7f04812a2000 [pid 3691] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3690] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3692 attached => {parent_tid=[3692]}, 88) = 3692 [pid 3692] set_robust_list(0x7f04812c29a0, 24 [pid 3690] rt_sigprocmask(SIG_SETMASK, [], [pid 3692] <... set_robust_list resumed>) = 0 [pid 3690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3692] rt_sigprocmask(SIG_SETMASK, [], [pid 3690] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3690] <... futex resumed>) = 0 [pid 3692] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3690] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3692] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3690] <... futex resumed>) = 0 [pid 3692] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] exit_group(0) = ? [pid 3691] <... futex resumed>) = ? [pid 3691] +++ exited with 0 +++ [pid 3692] <... futex resumed>) = ? [pid 3692] +++ exited with 0 +++ [pid 3690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3693 ./strace-static-x86_64: Process 3693 attached [pid 3693] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3693] setpgid(0, 0) = 0 [pid 3693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3693] write(3, "1000", 4) = 4 [pid 3693] close(3) = 0 [pid 3693] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3693] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3693] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3693] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3694 attached => {parent_tid=[3694]}, 88) = 3694 [pid 3694] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3694] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3693] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 [pid 3693] <... futex resumed>) = 1 [pid 3694] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3694] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3694] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3693] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3694] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3694] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3694] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3693] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 [pid 3693] <... futex resumed>) = 1 [pid 3694] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3693] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... write resumed>) = 10 [pid 3693] <... futex resumed>) = 0 [pid 3693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3694] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... mmap resumed>) = 0x7f04812a2000 [pid 3694] <... futex resumed>) = 0 [pid 3693] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3694] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] <... mprotect resumed>) = 0 [pid 3693] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3695]}, 88) = 3695 [pid 3693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3693] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3693] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3695 attached [pid 3695] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3695] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3695] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... futex resumed>) = 0 [pid 3693] exit_group(0 [pid 3694] <... futex resumed>) = ? [pid 3693] <... exit_group resumed>) = ? [pid 3694] +++ exited with 0 +++ [pid 3695] <... futex resumed>) = ? [pid 3695] +++ exited with 0 +++ [pid 3693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3696 ./strace-static-x86_64: Process 3696 attached [pid 3696] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3696] setpgid(0, 0) = 0 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3696] write(3, "1000", 4) = 4 [pid 3696] close(3) = 0 [pid 3696] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3696] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3696] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3696] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3697 attached => {parent_tid=[3697]}, 88) = 3697 [pid 3697] set_robust_list(0x7f04812e39a0, 24 [pid 3696] rt_sigprocmask(SIG_SETMASK, [], [pid 3697] <... set_robust_list resumed>) = 0 [pid 3696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3696] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] rt_sigprocmask(SIG_SETMASK, [], [pid 3696] <... futex resumed>) = 0 [pid 3697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3696] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3697] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = 0 [pid 3697] <... futex resumed>) = 1 [pid 3696] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3696] <... futex resumed>) = 0 [pid 3697] <... write resumed>) = 9 [pid 3696] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3697] <... futex resumed>) = 0 [pid 3696] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3696] <... futex resumed>) = 0 [pid 3697] <... write resumed>) = 10 [pid 3697] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... futex resumed>) = 0 [pid 3696] <... futex resumed>) = 0 [pid 3697] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3696] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3696] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3698 attached [pid 3698] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3698] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... clone3 resumed> => {parent_tid=[3698]}, 88) = 3698 [pid 3696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3696] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3696] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3698] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] exit_group(0) = ? [pid 3697] <... futex resumed>) = ? [pid 3698] <... futex resumed>) = ? [pid 3697] +++ exited with 0 +++ [pid 3698] +++ exited with 0 +++ [pid 3696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3699 ./strace-static-x86_64: Process 3699 attached [pid 3699] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3699] setpgid(0, 0) = 0 [pid 3699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3699] write(3, "1000", 4) = 4 [pid 3699] close(3) = 0 [pid 3699] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3699] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3699] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3699] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3700 attached [pid 3700] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3700] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] <... clone3 resumed> => {parent_tid=[3700]}, 88) = 3700 [pid 3699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3699] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3700] <... futex resumed>) = 0 [pid 3700] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3700] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3700] <... futex resumed>) = 0 [pid 3700] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3700] <... futex resumed>) = 0 [pid 3700] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3700] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3700] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3700] <... futex resumed>) = 0 [pid 3700] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3700] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3700] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3700] <... futex resumed>) = 0 [pid 3700] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3700] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3700] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] exit_group(0) = ? [pid 3700] <... futex resumed>) = ? [pid 3700] +++ exited with 0 +++ [pid 3699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3701] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3701] setpgid(0, 0) = 0 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3701] write(3, "1000", 4) = 4 [pid 3701] close(3) = 0 [pid 3701] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3701] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3702]}, 88) = 3702 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3701] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3702 attached [pid 3702] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3702] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3702] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... futex resumed>) = 1 [pid 3702] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3702] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3702] <... futex resumed>) = 1 [pid 3701] <... mmap resumed>) = 0x7f04812a2000 [pid 3701] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3703 attached [pid 3703] set_robust_list(0x7f04812c29a0, 24 [pid 3701] <... clone3 resumed> => {parent_tid=[3703]}, 88) = 3703 [pid 3703] <... set_robust_list resumed>) = 0 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], [pid 3703] rt_sigprocmask(SIG_SETMASK, [], [pid 3701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3701] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... write resumed>) = 10 [pid 3703] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3703] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] <... futex resumed>) = 0 [pid 3702] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3702] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3702] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] exit_group(0) = ? [pid 3702] <... futex resumed>) = ? [pid 3703] <... futex resumed>) = ? [pid 3702] +++ exited with 0 +++ [pid 3703] +++ exited with 0 +++ [pid 3701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3704 ./strace-static-x86_64: Process 3704 attached [pid 3704] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3704] setpgid(0, 0) = 0 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3704] write(3, "1000", 4) = 4 [pid 3704] close(3) = 0 [pid 3704] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3704] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3705]}, 88) = 3705 [pid 3704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3704] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3705 attached [pid 3705] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3705] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3705] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 0 [pid 3704] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] <... futex resumed>) = 1 [pid 3705] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3705] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 0 [pid 3704] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3704] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3706]}, 88) = 3706 [pid 3704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3704] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3704] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] <... futex resumed>) = 1 [pid 3705] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3705] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3706 attached [pid 3706] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3706] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3706] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 0 [pid 3704] exit_group(0) = ? [pid 3705] <... futex resumed>) = ? [pid 3705] +++ exited with 0 +++ [pid 3706] <... futex resumed>) = ? [pid 3706] +++ exited with 0 +++ [pid 3704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3707 ./strace-static-x86_64: Process 3707 attached [pid 3707] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] setpgid(0, 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] write(3, "1000", 4) = 4 [pid 3707] close(3) = 0 [pid 3707] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3707] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3707] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3708 attached => {parent_tid=[3708]}, 88) = 3708 [pid 3708] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3708] rt_sigprocmask(SIG_SETMASK, [], [pid 3707] rt_sigprocmask(SIG_SETMASK, [], [pid 3708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3708] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3707] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] <... futex resumed>) = 0 [pid 3707] <... futex resumed>) = 1 [pid 3708] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3707] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3707] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3708] <... futex resumed>) = 0 [pid 3707] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3708] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3707] <... futex resumed>) = 0 [pid 3708] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3708] <... futex resumed>) = 0 [pid 3708] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3708] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3707] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3707] <... futex resumed>) = 0 [pid 3708] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3708] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3707] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] <... futex resumed>) = 0 [pid 3708] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3707] exit_group(0) = ? [pid 3708] <... futex resumed>) = ? [pid 3708] +++ exited with 0 +++ [pid 3707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3709 ./strace-static-x86_64: Process 3709 attached [pid 3709] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3709] setpgid(0, 0) = 0 [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3709] write(3, "1000", 4) = 4 [pid 3709] close(3) = 0 [pid 3709] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3709] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3710]}, 88) = 3710 [pid 3709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3709] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3710 attached [pid 3710] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3710] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3710] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = 0 [pid 3709] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3710] <... futex resumed>) = 1 [pid 3710] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3710] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = 0 [pid 3709] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3709] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3711]}, 88) = 3711 [pid 3709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3709] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3710] <... futex resumed>) = 1 [pid 3710] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3710] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3710] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3711 attached [pid 3711] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3711] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3711] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = 0 [pid 3709] exit_group(0) = ? [pid 3710] <... futex resumed>) = ? [pid 3710] +++ exited with 0 +++ [pid 3711] <... futex resumed>) = ? [pid 3711] +++ exited with 0 +++ [pid 3709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3712 ./strace-static-x86_64: Process 3712 attached [pid 3712] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3712] setpgid(0, 0) = 0 [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3712] write(3, "1000", 4) = 4 [pid 3712] close(3) = 0 [pid 3712] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3712] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3712] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3713]}, 88) = 3713 [pid 3712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3712] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3713 attached [pid 3713] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3713] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3713] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3712] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... futex resumed>) = 1 [pid 3713] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3713] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3712] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3712] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3714]}, 88) = 3714 [pid 3712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3712] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... futex resumed>) = 1 [pid 3713] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3713] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3713] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3714 attached [pid 3714] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3714] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3714] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3712] exit_group(0) = ? [pid 3713] <... futex resumed>) = ? [pid 3714] <... futex resumed>) = 231 [pid 3713] +++ exited with 0 +++ [pid 3714] +++ exited with 0 +++ [pid 3712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3715 ./strace-static-x86_64: Process 3715 attached [pid 3715] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3715] setpgid(0, 0) = 0 [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3715] write(3, "1000", 4) = 4 [pid 3715] close(3) = 0 [pid 3715] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3715] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3715] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3716]}, 88) = 3716 [pid 3715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3715] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3716 attached [pid 3716] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3716] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3716] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3715] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] <... futex resumed>) = 1 [pid 3716] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3716] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3715] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3715] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3715] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3717 attached => {parent_tid=[3717]}, 88) = 3717 [pid 3715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3715] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] <... futex resumed>) = 1 [pid 3716] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3716] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3716] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3717] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3717] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3715] exit_group(0) = ? [pid 3717] <... futex resumed>) = 231 [pid 3716] <... futex resumed>) = ? [pid 3716] +++ exited with 0 +++ [pid 3717] +++ exited with 0 +++ [pid 3715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3718 ./strace-static-x86_64: Process 3718 attached [pid 3718] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3718] setpgid(0, 0) = 0 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3718] write(3, "1000", 4) = 4 [pid 3718] close(3) = 0 [pid 3718] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3718] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3718] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3719 attached [pid 3719] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3719] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] <... clone3 resumed> => {parent_tid=[3719]}, 88) = 3719 [pid 3718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3718] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3719] <... futex resumed>) = 0 [pid 3719] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3719] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... futex resumed>) = 0 [pid 3719] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3718] <... futex resumed>) = 1 [pid 3719] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3719] <... futex resumed>) = 0 [pid 3719] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3719] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3719] <... futex resumed>) = 0 [pid 3719] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3719] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] exit_group(0) = ? [pid 3719] <... futex resumed>) = ? [pid 3719] +++ exited with 0 +++ [pid 3718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3720 ./strace-static-x86_64: Process 3720 attached [pid 3720] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3720] setpgid(0, 0) = 0 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3720] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3720] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3721 attached => {parent_tid=[3721]}, 88) = 3721 [pid 3721] set_robust_list(0x7f04812e39a0, 24 [pid 3720] rt_sigprocmask(SIG_SETMASK, [], [pid 3721] <... set_robust_list resumed>) = 0 [pid 3720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3721] rt_sigprocmask(SIG_SETMASK, [], [pid 3720] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3720] <... futex resumed>) = 0 [pid 3720] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3721] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = 1 [pid 3720] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3720] <... futex resumed>) = 0 [pid 3721] <... write resumed>) = 9 [pid 3720] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3721] <... futex resumed>) = 0 [pid 3720] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3720] <... futex resumed>) = 0 [pid 3721] <... write resumed>) = 10 [pid 3720] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = 0 [pid 3720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3721] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] <... mmap resumed>) = 0x7f04812a2000 [pid 3720] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3722 attached => {parent_tid=[3722]}, 88) = 3722 [pid 3722] set_robust_list(0x7f04812c29a0, 24 [pid 3720] rt_sigprocmask(SIG_SETMASK, [], [pid 3722] <... set_robust_list resumed>) = 0 [pid 3720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], [pid 3720] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3720] <... futex resumed>) = 0 [pid 3722] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3720] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3722] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3722] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 0 [pid 3722] <... futex resumed>) = 1 [pid 3720] exit_group(0 [pid 3722] ????( [pid 3720] <... exit_group resumed>) = ? [pid 3721] <... futex resumed>) = 231 [pid 3722] <... ???? resumed>) = ? [pid 3721] +++ exited with 0 +++ [pid 3722] +++ exited with 0 +++ [pid 3720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3723 ./strace-static-x86_64: Process 3723 attached [pid 3723] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3723] setpgid(0, 0) = 0 [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3723] write(3, "1000", 4) = 4 [pid 3723] close(3) = 0 [pid 3723] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3723] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3723] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3724 attached => {parent_tid=[3724]}, 88) = 3724 [pid 3723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3723] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3724] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3724] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3723] <... futex resumed>) = 0 [pid 3723] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3723] <... futex resumed>) = 0 [pid 3723] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] <... write resumed>) = 9 [pid 3724] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3723] <... futex resumed>) = 0 [pid 3723] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3723] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3723] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3724] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3723] <... clone3 resumed> => {parent_tid=[3725]}, 88) = 3725 [pid 3723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3723] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3725 attached [pid 3725] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3725] rt_sigprocmask(SIG_SETMASK, [], [pid 3724] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3725] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3725] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = 0 [pid 3723] exit_group(0 [pid 3724] <... futex resumed>) = 0 [pid 3723] <... exit_group resumed>) = ? [pid 3725] <... futex resumed>) = ? [pid 3725] +++ exited with 0 +++ [pid 3724] +++ exited with 0 +++ [pid 3723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3726 ./strace-static-x86_64: Process 3726 attached [pid 3726] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3) = 0 [pid 3726] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3726] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3726] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3726] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3727]}, 88) = 3727 [pid 3726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3726] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3727 attached [pid 3727] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3727] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3727] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3726] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3727] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3726] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3726] <... futex resumed>) = 0 [pid 3726] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... write resumed>) = 10 [pid 3726] <... futex resumed>) = 0 [pid 3726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3727] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] <... mmap resumed>) = 0x7f04812a2000 [pid 3726] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3727] <... futex resumed>) = 0 [pid 3726] <... mprotect resumed>) = 0 [pid 3726] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3727] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3728 attached => {parent_tid=[3728]}, 88) = 3728 [pid 3728] set_robust_list(0x7f04812c29a0, 24 [pid 3726] rt_sigprocmask(SIG_SETMASK, [], [pid 3728] <... set_robust_list resumed>) = 0 [pid 3726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3728] rt_sigprocmask(SIG_SETMASK, [], [pid 3726] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3728] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3726] <... futex resumed>) = 0 [pid 3728] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3726] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3728] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] exit_group(0) = ? [pid 3727] <... futex resumed>) = ? [pid 3728] <... futex resumed>) = ? [pid 3727] +++ exited with 0 +++ [pid 3728] +++ exited with 0 +++ [pid 3726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3729 attached , child_tidptr=0x5555566c5690) = 3729 [pid 3729] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3729] setpgid(0, 0) = 0 [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3729] write(3, "1000", 4) = 4 [pid 3729] close(3) = 0 [pid 3729] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3729] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3729] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3729] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3729] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3730]}, 88) = 3730 ./strace-static-x86_64: Process 3730 attached [pid 3730] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3730] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3729] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3730] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3729] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3729] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3730] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3729] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] <... write resumed>) = 9 [pid 3730] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3729] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3729] <... futex resumed>) = 0 [pid 3730] <... write resumed>) = 10 [pid 3729] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3730] <... futex resumed>) = 0 [pid 3729] <... mmap resumed>) = 0x7f04812a2000 [pid 3730] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3729] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3731]}, 88) = 3731 [pid 3729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3729] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3729] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3731 attached [pid 3731] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3731] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3731] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3729] exit_group(0) = ? [pid 3730] <... futex resumed>) = ? [pid 3730] +++ exited with 0 +++ [pid 3731] +++ exited with 0 +++ [pid 3729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3732 ./strace-static-x86_64: Process 3732 attached [pid 3732] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3732] setpgid(0, 0) = 0 [pid 3732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3732] write(3, "1000", 4) = 4 [pid 3732] close(3) = 0 [pid 3732] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3732] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3732] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3733 attached => {parent_tid=[3733]}, 88) = 3733 [pid 3732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3732] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3733] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3733] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3733] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3732] <... futex resumed>) = 0 [pid 3732] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3732] <... futex resumed>) = 0 [pid 3732] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3733] <... write resumed>) = 9 [pid 3733] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3732] <... futex resumed>) = 0 [pid 3732] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3732] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3733] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3733] <... write resumed>) = 10 [pid 3732] <... clone3 resumed> => {parent_tid=[3734]}, 88) = 3734 [pid 3732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3732] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 0 [pid 3732] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3734 attached [pid 3734] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3734] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3733] <... futex resumed>) = 0 [pid 3734] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3734] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 0 [pid 3732] exit_group(0) = ? [pid 3734] <... futex resumed>) = ? [pid 3733] +++ exited with 0 +++ [pid 3734] +++ exited with 0 +++ [pid 3732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3735 ./strace-static-x86_64: Process 3735 attached [pid 3735] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3735] setpgid(0, 0) = 0 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3735] write(3, "1000", 4) = 4 [pid 3735] close(3) = 0 [pid 3735] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3735] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3735] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3735] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3736 attached [pid 3736] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3736] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... clone3 resumed> => {parent_tid=[3736]}, 88) = 3736 [pid 3735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3735] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3735] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3736] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3736] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3735] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3736] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3735] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... write resumed>) = 9 [pid 3736] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3736] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... futex resumed>) = 0 [pid 3735] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3736] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3736] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3736] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3735] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... futex resumed>) = 0 [pid 3736] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3736] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3736] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] exit_group(0) = ? [pid 3736] <... futex resumed>) = ? [pid 3736] +++ exited with 0 +++ [pid 3735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3737 ./strace-static-x86_64: Process 3737 attached [pid 3737] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3737] setpgid(0, 0) = 0 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3737] write(3, "1000", 4) = 4 [pid 3737] close(3) = 0 [pid 3737] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3737] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3737] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3737] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3738 attached => {parent_tid=[3738]}, 88) = 3738 [pid 3738] set_robust_list(0x7f04812e39a0, 24 [pid 3737] rt_sigprocmask(SIG_SETMASK, [], [pid 3738] <... set_robust_list resumed>) = 0 [pid 3737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3738] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... futex resumed>) = 0 [pid 3737] <... futex resumed>) = 1 [pid 3738] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3737] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] <... openat resumed>) = 3 [pid 3738] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3738] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3737] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3738] <... futex resumed>) = 0 [pid 3737] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3738] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3738] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3737] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3738] <... futex resumed>) = 0 [pid 3737] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3737] <... futex resumed>) = 0 [pid 3738] <... write resumed>) = 10 [pid 3737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3738] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... mmap resumed>) = 0x7f04812a2000 [pid 3738] <... futex resumed>) = 0 [pid 3737] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3738] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... mprotect resumed>) = 0 [pid 3737] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3739 attached [pid 3739] set_robust_list(0x7f04812c29a0, 24 [pid 3737] <... clone3 resumed> => {parent_tid=[3739]}, 88) = 3739 [pid 3739] <... set_robust_list resumed>) = 0 [pid 3737] rt_sigprocmask(SIG_SETMASK, [], [pid 3739] rt_sigprocmask(SIG_SETMASK, [], [pid 3737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3737] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3737] <... futex resumed>) = 0 [pid 3739] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3737] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3739] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3737] <... futex resumed>) = 0 [pid 3739] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] exit_group(0) = ? [pid 3738] <... futex resumed>) = ? [pid 3738] +++ exited with 0 +++ [pid 3739] <... futex resumed>) = ? [pid 3739] +++ exited with 0 +++ [pid 3737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3740 attached , child_tidptr=0x5555566c5690) = 3740 [pid 3740] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3740] write(3, "1000", 4) = 4 [pid 3740] close(3) = 0 [pid 3740] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3740] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3741]}, 88) = 3741 ./strace-static-x86_64: Process 3741 attached [pid 3741] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3740] rt_sigprocmask(SIG_SETMASK, [], [pid 3741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3741] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3740] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3741] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3741] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3741] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3740] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3740] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3741] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3741] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3740] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3740] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = 0 [pid 3741] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3741] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3741] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3740] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3742 attached [pid 3742] set_robust_list(0x7f04812c29a0, 24 [pid 3740] <... clone3 resumed> => {parent_tid=[3742]}, 88) = 3742 [pid 3742] <... set_robust_list resumed>) = 0 [pid 3740] rt_sigprocmask(SIG_SETMASK, [], [pid 3742] rt_sigprocmask(SIG_SETMASK, [], [pid 3740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3742] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = 1 [pid 3742] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3740] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3742] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3742] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3740] exit_group(0) = ? [pid 3741] <... futex resumed>) = ? [pid 3741] +++ exited with 0 +++ [pid 3742] <... futex resumed>) = ? [pid 3742] +++ exited with 0 +++ [pid 3740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3743 ./strace-static-x86_64: Process 3743 attached [pid 3743] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3743] setpgid(0, 0) = 0 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3743] write(3, "1000", 4) = 4 [pid 3743] close(3) = 0 [pid 3743] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3743] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3743] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3744 attached => {parent_tid=[3744]}, 88) = 3744 [pid 3744] set_robust_list(0x7f04812e39a0, 24 [pid 3743] rt_sigprocmask(SIG_SETMASK, [], [pid 3744] <... set_robust_list resumed>) = 0 [pid 3744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3744] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3743] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3744] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3743] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] <... openat resumed>) = 3 [pid 3744] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3744] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] <... futex resumed>) = 0 [pid 3743] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3743] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3744] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3744] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... futex resumed>) = 0 [pid 3744] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3743] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... write resumed>) = 10 [pid 3743] <... futex resumed>) = 0 [pid 3744] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3744] <... futex resumed>) = 0 [pid 3743] <... mmap resumed>) = 0x7f04812a2000 [pid 3744] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3743] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3745 attached => {parent_tid=[3745]}, 88) = 3745 [pid 3745] set_robust_list(0x7f04812c29a0, 24 [pid 3743] rt_sigprocmask(SIG_SETMASK, [], [pid 3745] <... set_robust_list resumed>) = 0 [pid 3743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3745] rt_sigprocmask(SIG_SETMASK, [], [pid 3743] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3743] <... futex resumed>) = 0 [pid 3745] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3743] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3745] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3745] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... futex resumed>) = 0 [pid 3745] <... futex resumed>) = 1 [pid 3743] exit_group(0 [pid 3745] ????( [pid 3743] <... exit_group resumed>) = ? [pid 3745] <... ???? resumed>) = ? [pid 3744] <... futex resumed>) = ? [pid 3744] +++ exited with 0 +++ [pid 3745] +++ exited with 0 +++ [pid 3743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3746 ./strace-static-x86_64: Process 3746 attached [pid 3746] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3746] setpgid(0, 0) = 0 [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3746] write(3, "1000", 4) = 4 [pid 3746] close(3) = 0 [pid 3746] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3746] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3746] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3747 attached => {parent_tid=[3747]}, 88) = 3747 [pid 3747] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3747] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3746] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3747] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3747] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3746] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3747] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3747] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3746] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3747] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3747] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... futex resumed>) = 0 [pid 3746] <... futex resumed>) = 1 [pid 3747] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3747] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3746] exit_group(0) = ? [pid 3747] <... futex resumed>) = ? [pid 3747] +++ exited with 0 +++ [pid 3746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3748 ./strace-static-x86_64: Process 3748 attached [pid 3748] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3748] setpgid(0, 0) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3748] write(3, "1000", 4) = 4 [pid 3748] close(3) = 0 [pid 3748] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3748] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3748] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3749 attached => {parent_tid=[3749]}, 88) = 3749 [pid 3749] set_robust_list(0x7f04812e39a0, 24 [pid 3748] rt_sigprocmask(SIG_SETMASK, [], [pid 3749] <... set_robust_list resumed>) = 0 [pid 3748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3749] rt_sigprocmask(SIG_SETMASK, [], [pid 3748] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3748] <... futex resumed>) = 0 [pid 3748] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3749] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3748] <... futex resumed>) = 0 [pid 3749] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] <... futex resumed>) = 0 [pid 3749] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3748] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... write resumed>) = 9 [pid 3749] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3748] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3748] <... futex resumed>) = 0 [pid 3749] <... write resumed>) = 10 [pid 3748] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3749] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] <... mmap resumed>) = 0x7f04812a2000 [pid 3748] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3750 attached => {parent_tid=[3750]}, 88) = 3750 [pid 3750] set_robust_list(0x7f04812c29a0, 24 [pid 3748] rt_sigprocmask(SIG_SETMASK, [], [pid 3750] <... set_robust_list resumed>) = 0 [pid 3748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3748] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3748] <... futex resumed>) = 0 [pid 3750] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3748] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3750] <... futex resumed>) = 0 [pid 3748] exit_group(0 [pid 3750] ????( [pid 3748] <... exit_group resumed>) = ? [pid 3750] <... ???? resumed>) = ? [pid 3749] <... futex resumed>) = ? [pid 3749] +++ exited with 0 +++ [pid 3750] +++ exited with 0 +++ [pid 3748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3751] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3751] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3751] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3752 attached [pid 3752] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3752] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] <... clone3 resumed> => {parent_tid=[3752]}, 88) = 3752 [pid 3751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3751] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3752] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3752] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3752] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3752] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3752] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3752] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = 1 [pid 3752] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3752] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] exit_group(0) = ? [pid 3752] <... futex resumed>) = ? [pid 3752] +++ exited with 0 +++ [pid 3751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3753 ./strace-static-x86_64: Process 3753 attached [pid 3753] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3753] setpgid(0, 0) = 0 [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3753] write(3, "1000", 4) = 4 [pid 3753] close(3) = 0 [pid 3753] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3753] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3753] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3753] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3753] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3754 attached => {parent_tid=[3754]}, 88) = 3754 [pid 3754] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3754] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3753] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3753] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3754] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3754] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3754] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] <... futex resumed>) = 0 [pid 3753] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... futex resumed>) = 0 [pid 3753] <... futex resumed>) = 1 [pid 3754] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3754] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3754] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3754] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... futex resumed>) = 0 [pid 3753] <... futex resumed>) = 1 [pid 3754] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3753] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3754] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3754] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3753] <... futex resumed>) = 0 [pid 3754] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] exit_group(0) = ? [pid 3754] <... futex resumed>) = ? [pid 3754] +++ exited with 0 +++ [pid 3753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3755 ./strace-static-x86_64: Process 3755 attached [pid 3755] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3755] write(3, "1000", 4) = 4 [pid 3755] close(3) = 0 [pid 3755] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3755] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3756 attached => {parent_tid=[3756]}, 88) = 3756 [pid 3756] set_robust_list(0x7f04812e39a0, 24 [pid 3755] rt_sigprocmask(SIG_SETMASK, [], [pid 3756] <... set_robust_list resumed>) = 0 [pid 3756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3756] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3755] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3756] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3756] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3756] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3756] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3756] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3756] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 1 [pid 3756] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3755] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... write resumed>) = 10 [pid 3755] <... futex resumed>) = 0 [pid 3755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3756] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... mmap resumed>) = 0x7f04812a2000 [pid 3755] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3756] <... futex resumed>) = 0 [pid 3755] <... mprotect resumed>) = 0 [pid 3756] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3757 attached => {parent_tid=[3757]}, 88) = 3757 [pid 3755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3755] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3757] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3757] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3755] exit_group(0) = ? [pid 3757] +++ exited with 0 +++ [pid 3756] <... futex resumed>) = ? [pid 3756] +++ exited with 0 +++ [pid 3755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3758 ./strace-static-x86_64: Process 3758 attached [pid 3758] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3758] setpgid(0, 0) = 0 [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3758] write(3, "1000", 4) = 4 [pid 3758] close(3) = 0 [pid 3758] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3758] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3759 attached => {parent_tid=[3759]}, 88) = 3759 [pid 3759] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3758] rt_sigprocmask(SIG_SETMASK, [], [pid 3759] rt_sigprocmask(SIG_SETMASK, [], [pid 3758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3758] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3758] <... futex resumed>) = 0 [pid 3758] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] <... openat resumed>) = 3 [pid 3759] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3758] <... futex resumed>) = 0 [pid 3759] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3758] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... write resumed>) = 9 [pid 3758] <... futex resumed>) = 0 [pid 3759] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3759] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3758] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = 0 [pid 3758] <... futex resumed>) = 1 [pid 3759] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3759] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3759] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = 0 [pid 3758] <... futex resumed>) = 1 [pid 3759] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3759] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3759] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3758] exit_group(0) = ? [pid 3759] <... futex resumed>) = ? [pid 3759] +++ exited with 0 +++ [pid 3758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3760 attached , child_tidptr=0x5555566c5690) = 3760 [pid 3760] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3760] setpgid(0, 0) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3760] write(3, "1000", 4) = 4 [pid 3760] close(3) = 0 [pid 3760] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3760] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3760] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3761 attached => {parent_tid=[3761]}, 88) = 3761 [pid 3761] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3761] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3760] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3761] <... futex resumed>) = 0 [pid 3761] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3761] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3761] <... futex resumed>) = 0 [pid 3761] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3760] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] <... write resumed>) = 9 [pid 3761] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3761] <... futex resumed>) = 0 [pid 3761] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3761] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3760] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3761] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3761] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] <... futex resumed>) = 1 [pid 3761] <... futex resumed>) = 0 [pid 3761] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] exit_group(0) = ? [pid 3761] <... futex resumed>) = ? [pid 3761] +++ exited with 0 +++ [pid 3760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3762 ./strace-static-x86_64: Process 3762 attached [pid 3762] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3762] setpgid(0, 0) = 0 [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3762] write(3, "1000", 4) = 4 [pid 3762] close(3) = 0 [pid 3762] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3762] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3762] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3763 attached [pid 3763] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3763] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] <... clone3 resumed> => {parent_tid=[3763]}, 88) = 3763 [pid 3762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 1 [pid 3763] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3763] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 1 [pid 3763] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3763] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3763] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3762] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... futex resumed>) = 0 [pid 3763] <... futex resumed>) = 0 [pid 3762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3763] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] <... mmap resumed>) = 0x7f04812a2000 [pid 3762] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3764 attached [pid 3764] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3764] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] <... clone3 resumed> => {parent_tid=[3764]}, 88) = 3764 [pid 3762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3762] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3764] <... futex resumed>) = 0 [pid 3764] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3764] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3762] <... futex resumed>) = 0 [pid 3764] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] exit_group(0) = ? [pid 3763] <... futex resumed>) = ? [pid 3763] +++ exited with 0 +++ [pid 3764] <... futex resumed>) = ? [pid 3764] +++ exited with 0 +++ [pid 3762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3765 ./strace-static-x86_64: Process 3765 attached [pid 3765] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3765] setpgid(0, 0) = 0 [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3765] write(3, "1000", 4) = 4 [pid 3765] close(3) = 0 [pid 3765] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3765] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3765] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3765] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3766 attached => {parent_tid=[3766]}, 88) = 3766 [pid 3766] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3766] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3765] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3766] <... futex resumed>) = 0 [pid 3765] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3766] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3765] <... futex resumed>) = 0 [pid 3766] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3765] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3766] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3765] <... futex resumed>) = 0 [pid 3766] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3765] <... futex resumed>) = 0 [pid 3766] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3765] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] <... write resumed>) = 10 [pid 3765] <... futex resumed>) = 0 [pid 3766] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3766] <... futex resumed>) = 0 [pid 3765] <... mmap resumed>) = 0x7f04812a2000 [pid 3766] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3765] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3767 attached [pid 3767] set_robust_list(0x7f04812c29a0, 24 [pid 3765] <... clone3 resumed> => {parent_tid=[3767]}, 88) = 3767 [pid 3765] rt_sigprocmask(SIG_SETMASK, [], [pid 3767] <... set_robust_list resumed>) = 0 [pid 3765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3765] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] rt_sigprocmask(SIG_SETMASK, [], [pid 3765] <... futex resumed>) = 0 [pid 3767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3765] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3767] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] <... futex resumed>) = 0 [pid 3767] <... futex resumed>) = 1 [pid 3765] exit_group(0 [pid 3767] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] <... exit_group resumed>) = ? [pid 3766] <... futex resumed>) = ? [pid 3766] +++ exited with 0 +++ [pid 3767] <... futex resumed>) = ? [pid 3767] +++ exited with 0 +++ [pid 3765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3768 ./strace-static-x86_64: Process 3768 attached [pid 3768] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3768] setpgid(0, 0) = 0 [pid 3768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3768] write(3, "1000", 4) = 4 [pid 3768] close(3) = 0 [pid 3768] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3768] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3768] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3768] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3768] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3769 attached => {parent_tid=[3769]}, 88) = 3769 [pid 3768] rt_sigprocmask(SIG_SETMASK, [], [pid 3769] set_robust_list(0x7f04812e39a0, 24 [pid 3768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3769] <... set_robust_list resumed>) = 0 [pid 3768] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3769] rt_sigprocmask(SIG_SETMASK, [], [pid 3768] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3769] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3769] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3768] <... futex resumed>) = 0 [pid 3768] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3768] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3769] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3768] <... futex resumed>) = 0 [pid 3768] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3768] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3768] <... futex resumed>) = 0 [pid 3768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3769] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... mmap resumed>) = 0x7f04812a2000 [pid 3768] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3768] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3769] <... futex resumed>) = 0 [pid 3768] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3768] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3770]}, 88) = 3770 [pid 3769] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3768] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3768] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3770 attached [pid 3770] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3770] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3770] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = 0 [pid 3768] exit_group(0 [pid 3769] <... futex resumed>) = 231 [pid 3768] <... exit_group resumed>) = ? [pid 3769] +++ exited with 0 +++ [pid 3770] <... futex resumed>) = ? [pid 3770] +++ exited with 0 +++ [pid 3768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3768, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3771 ./strace-static-x86_64: Process 3771 attached [pid 3771] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3771] setpgid(0, 0) = 0 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3771] write(3, "1000", 4) = 4 [pid 3771] close(3) = 0 [pid 3771] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3771] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3771] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3772 attached => {parent_tid=[3772]}, 88) = 3772 [pid 3772] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3772] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3771] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 1 [pid 3772] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3771] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... openat resumed>) = 3 [pid 3772] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3772] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3772] <... futex resumed>) = 0 [pid 3771] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3772] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3772] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] <... futex resumed>) = 0 [pid 3771] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 1 [pid 3772] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3771] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... write resumed>) = 10 [pid 3771] <... futex resumed>) = 0 [pid 3772] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... mmap resumed>) = 0x7f04812a2000 [pid 3772] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3773]}, 88) = 3773 [pid 3771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 3773 attached [pid 3771] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] set_robust_list(0x7f04812c29a0, 24 [pid 3771] <... futex resumed>) = 0 [pid 3773] <... set_robust_list resumed>) = 0 [pid 3771] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3773] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3773] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3773] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] exit_group(0) = ? [pid 3772] <... futex resumed>) = ? [pid 3773] <... futex resumed>) = ? [pid 3772] +++ exited with 0 +++ [pid 3773] +++ exited with 0 +++ [pid 3771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3774 ./strace-static-x86_64: Process 3774 attached [pid 3774] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3774] setpgid(0, 0) = 0 [pid 3774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3774] write(3, "1000", 4) = 4 [pid 3774] close(3) = 0 [pid 3774] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3774] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3774] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3774] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3774] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3775 attached [pid 3775] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3775] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] <... clone3 resumed> => {parent_tid=[3775]}, 88) = 3775 [pid 3774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3774] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3775] <... futex resumed>) = 0 [pid 3775] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3774] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3775] <... openat resumed>) = 3 [pid 3775] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3774] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3775] <... futex resumed>) = 0 [pid 3775] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3775] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3774] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 0 [pid 3774] <... futex resumed>) = 1 [pid 3775] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3775] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3775] <... futex resumed>) = 0 [pid 3775] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3775] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3774] exit_group(0) = ? [pid 3775] <... futex resumed>) = ? [pid 3775] +++ exited with 0 +++ [pid 3774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3776 ./strace-static-x86_64: Process 3776 attached [pid 3776] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3776] setpgid(0, 0) = 0 [pid 3776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3776] write(3, "1000", 4) = 4 [pid 3776] close(3) = 0 [pid 3776] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3776] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3776] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3777 attached => {parent_tid=[3777]}, 88) = 3777 [pid 3777] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3777] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3776] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3777] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3776] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3777] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3777] <... futex resumed>) = 0 [pid 3777] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3776] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] <... write resumed>) = 9 [pid 3777] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3777] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] <... futex resumed>) = 0 [pid 3776] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3777] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3777] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3777] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3777] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3777] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] exit_group(0) = ? [pid 3777] <... futex resumed>) = ? [pid 3777] +++ exited with 0 +++ [pid 3776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3778 ./strace-static-x86_64: Process 3778 attached [pid 3778] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3778] setpgid(0, 0) = 0 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3778] write(3, "1000", 4) = 4 [pid 3778] close(3) = 0 [pid 3778] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3778] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3778] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3779 attached => {parent_tid=[3779]}, 88) = 3779 [pid 3779] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3779] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3778] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = 1 [pid 3779] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3778] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3779] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3779] <... futex resumed>) = 0 [pid 3779] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3779] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3779] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3778] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3779] <... futex resumed>) = 0 [pid 3778] <... mmap resumed>) = 0x7f04812a2000 [pid 3778] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3779] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3778] <... mprotect resumed>) = 0 [pid 3779] <... write resumed>) = 10 [pid 3778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3779] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3779] <... futex resumed>) = 0 [pid 3779] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3780 attached => {parent_tid=[3780]}, 88) = 3780 [pid 3778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3778] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3780] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3780] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3778] <... futex resumed>) = 0 [pid 3778] exit_group(0 [pid 3780] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... exit_group resumed>) = ? [pid 3779] <... futex resumed>) = ? [pid 3780] <... futex resumed>) = ? [pid 3779] +++ exited with 0 +++ [pid 3780] +++ exited with 0 +++ [pid 3778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3781 ./strace-static-x86_64: Process 3781 attached [pid 3781] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3781] setpgid(0, 0) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3781] write(3, "1000", 4) = 4 [pid 3781] close(3) = 0 [pid 3781] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3781] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3781] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3782 attached => {parent_tid=[3782]}, 88) = 3782 [pid 3782] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3782] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3781] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3782] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... futex resumed>) = 0 [pid 3782] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3782] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3782] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3781] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3782] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3781] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] <... write resumed>) = 10 [pid 3782] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... futex resumed>) = 0 [pid 3782] <... futex resumed>) = 0 [pid 3782] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3781] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3783 attached [pid 3783] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3783] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] <... clone3 resumed> => {parent_tid=[3783]}, 88) = 3783 [pid 3781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3781] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3783] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3783] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3781] exit_group(0 [pid 3782] <... futex resumed>) = ? [pid 3781] <... exit_group resumed>) = ? [pid 3782] +++ exited with 0 +++ [pid 3783] <... futex resumed>) = ? [pid 3783] +++ exited with 0 +++ [pid 3781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3784 ./strace-static-x86_64: Process 3784 attached [pid 3784] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3784] setpgid(0, 0) = 0 [pid 3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3784] write(3, "1000", 4) = 4 [pid 3784] close(3) = 0 [pid 3784] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3784] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3784] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3784] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3784] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3785 attached [pid 3785] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3785] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] <... clone3 resumed> => {parent_tid=[3785]}, 88) = 3785 [pid 3784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3784] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3785] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3784] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3784] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3785] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3785] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3784] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... futex resumed>) = 0 [pid 3784] <... futex resumed>) = 1 [pid 3785] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3784] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] <... write resumed>) = 10 [pid 3785] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3784] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3784] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3786 attached [pid 3786] set_robust_list(0x7f04812c29a0, 24 [pid 3784] <... clone3 resumed> => {parent_tid=[3786]}, 88) = 3786 [pid 3786] <... set_robust_list resumed>) = 0 [pid 3784] rt_sigprocmask(SIG_SETMASK, [], [pid 3786] rt_sigprocmask(SIG_SETMASK, [], [pid 3784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3784] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3784] <... futex resumed>) = 0 [pid 3786] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3784] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3786] <... futex resumed>) = 0 [pid 3784] exit_group(0) = ? [pid 3785] <... futex resumed>) = ? [pid 3785] +++ exited with 0 +++ [pid 3786] +++ exited with 0 +++ [pid 3784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3787 ./strace-static-x86_64: Process 3787 attached [pid 3787] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3787] setpgid(0, 0) = 0 [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3787] write(3, "1000", 4) = 4 [pid 3787] close(3) = 0 [pid 3787] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3787] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3788]}, 88) = 3788 [pid 3787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3787] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3788 attached [pid 3788] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3788] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3788] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3787] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... futex resumed>) = 1 [pid 3788] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3788] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3787] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3787] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3789]}, 88) = 3789 [pid 3787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3787] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... futex resumed>) = 1 [pid 3788] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3788] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3788] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3789 attached [pid 3789] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3789] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3789] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3787] exit_group(0) = ? [pid 3788] <... futex resumed>) = ? [pid 3788] +++ exited with 0 +++ [pid 3789] <... futex resumed>) = ? [pid 3789] +++ exited with 0 +++ [pid 3787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3790 ./strace-static-x86_64: Process 3790 attached [pid 3790] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3790] setpgid(0, 0) = 0 [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3790] write(3, "1000", 4) = 4 [pid 3790] close(3) = 0 [pid 3790] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3790] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3790] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3791 attached => {parent_tid=[3791]}, 88) = 3791 [pid 3791] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3791] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3790] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3791] <... futex resumed>) = 0 [pid 3790] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3791] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3791] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3791] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3791] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... futex resumed>) = 1 [pid 3791] <... futex resumed>) = 0 [pid 3790] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3791] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3790] <... futex resumed>) = 0 [pid 3791] <... write resumed>) = 10 [pid 3790] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = 0 [pid 3791] <... futex resumed>) = 0 [pid 3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3791] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... mmap resumed>) = 0x7f04812a2000 [pid 3790] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3792 attached [pid 3792] set_robust_list(0x7f04812c29a0, 24 [pid 3790] <... clone3 resumed> => {parent_tid=[3792]}, 88) = 3792 [pid 3792] <... set_robust_list resumed>) = 0 [pid 3790] rt_sigprocmask(SIG_SETMASK, [], [pid 3792] rt_sigprocmask(SIG_SETMASK, [], [pid 3790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3790] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3790] <... futex resumed>) = 0 [pid 3792] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3790] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3792] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] exit_group(0) = ? [pid 3791] <... futex resumed>) = ? [pid 3791] +++ exited with 0 +++ [pid 3792] <... futex resumed>) = ? [pid 3792] +++ exited with 0 +++ [pid 3790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3793 ./strace-static-x86_64: Process 3793 attached [pid 3793] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3793] setpgid(0, 0) = 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3793] write(3, "1000", 4) = 4 [pid 3793] close(3) = 0 [pid 3793] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3793] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3793] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3794]}, 88) = 3794 ./strace-static-x86_64: Process 3794 attached [pid 3793] rt_sigprocmask(SIG_SETMASK, [], [pid 3794] set_robust_list(0x7f04812e39a0, 24 [pid 3793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3794] <... set_robust_list resumed>) = 0 [pid 3794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3794] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3793] <... futex resumed>) = 1 [pid 3794] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3793] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3794] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3793] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3793] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3794] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3794] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3794] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3793] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3793] <... futex resumed>) = 1 [pid 3794] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3793] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... write resumed>) = 10 [pid 3793] <... futex resumed>) = 0 [pid 3794] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3794] <... futex resumed>) = 0 [pid 3793] <... mmap resumed>) = 0x7f04812a2000 [pid 3794] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3795 attached => {parent_tid=[3795]}, 88) = 3795 [pid 3795] set_robust_list(0x7f04812c29a0, 24 [pid 3793] rt_sigprocmask(SIG_SETMASK, [], [pid 3795] <... set_robust_list resumed>) = 0 [pid 3793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3795] rt_sigprocmask(SIG_SETMASK, [], [pid 3793] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3793] <... futex resumed>) = 0 [pid 3795] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3793] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3795] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3793] <... futex resumed>) = 0 [pid 3795] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3793] exit_group(0) = ? [pid 3794] <... futex resumed>) = ? [pid 3794] +++ exited with 0 +++ [pid 3795] <... futex resumed>) = ? [pid 3795] +++ exited with 0 +++ [pid 3793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3796 ./strace-static-x86_64: Process 3796 attached [pid 3796] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3796] setpgid(0, 0) = 0 [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3796] write(3, "1000", 4) = 4 [pid 3796] close(3) = 0 [pid 3796] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3796] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3796] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3797 attached [pid 3797] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3797] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... clone3 resumed> => {parent_tid=[3797]}, 88) = 3797 [pid 3796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3797] <... futex resumed>) = 0 [pid 3796] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3797] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3797] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 0 [pid 3796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3797] <... futex resumed>) = 0 [pid 3796] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3797] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3796] <... futex resumed>) = 0 [pid 3797] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3796] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... futex resumed>) = 0 [pid 3797] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3797] <... write resumed>) = 10 [pid 3796] <... mmap resumed>) = 0x7f04812a2000 [pid 3797] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3797] <... futex resumed>) = 0 [pid 3796] <... mprotect resumed>) = 0 [pid 3797] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3798 attached => {parent_tid=[3798]}, 88) = 3798 [pid 3798] set_robust_list(0x7f04812c29a0, 24 [pid 3796] rt_sigprocmask(SIG_SETMASK, [], [pid 3798] <... set_robust_list resumed>) = 0 [pid 3796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3798] rt_sigprocmask(SIG_SETMASK, [], [pid 3796] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3798] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3798] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 0 [pid 3796] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] <... futex resumed>) = 0 [pid 3796] exit_group(0 [pid 3798] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... exit_group resumed>) = ? [pid 3797] <... futex resumed>) = ? [pid 3797] +++ exited with 0 +++ [pid 3798] <... futex resumed>) = ? [pid 3798] +++ exited with 0 +++ [pid 3796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3799 attached , child_tidptr=0x5555566c5690) = 3799 [pid 3799] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3799] setpgid(0, 0) = 0 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3) = 0 [pid 3799] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3799] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3799] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3800 attached => {parent_tid=[3800]}, 88) = 3800 [pid 3800] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3800] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3800] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3800] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3800] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3800] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3800] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] exit_group(0) = ? [pid 3800] <... futex resumed>) = ? [pid 3800] +++ exited with 0 +++ [pid 3799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3801 ./strace-static-x86_64: Process 3801 attached [pid 3801] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3801] setpgid(0, 0) = 0 [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3801] write(3, "1000", 4) = 4 [pid 3801] close(3) = 0 [pid 3801] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3801] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3801] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3802 attached => {parent_tid=[3802]}, 88) = 3802 [pid 3802] set_robust_list(0x7f04812e39a0, 24 [pid 3801] rt_sigprocmask(SIG_SETMASK, [], [pid 3802] <... set_robust_list resumed>) = 0 [pid 3801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3802] rt_sigprocmask(SIG_SETMASK, [], [pid 3801] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3801] <... futex resumed>) = 0 [pid 3801] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3802] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3802] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3801] <... futex resumed>) = 0 [pid 3802] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3801] <... futex resumed>) = 0 [pid 3802] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3801] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3802] <... write resumed>) = 9 [pid 3802] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3802] <... futex resumed>) = 1 [pid 3801] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3801] <... futex resumed>) = 0 [pid 3802] <... write resumed>) = 10 [pid 3801] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3802] <... futex resumed>) = 0 [pid 3801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3802] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] <... mmap resumed>) = 0x7f04812a2000 [pid 3801] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3803 attached => {parent_tid=[3803]}, 88) = 3803 [pid 3803] set_robust_list(0x7f04812c29a0, 24 [pid 3801] rt_sigprocmask(SIG_SETMASK, [], [pid 3803] <... set_robust_list resumed>) = 0 [pid 3801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3803] rt_sigprocmask(SIG_SETMASK, [], [pid 3801] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3801] <... futex resumed>) = 0 [pid 3803] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3801] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3803] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3803] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3803] <... futex resumed>) = 1 [pid 3801] exit_group(0 [pid 3803] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] <... exit_group resumed>) = ? [pid 3802] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 3803] <... futex resumed>) = ? [pid 3802] +++ exited with 0 +++ [pid 3803] +++ exited with 0 +++ [pid 3801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3804 ./strace-static-x86_64: Process 3804 attached [pid 3804] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3804] setpgid(0, 0) = 0 [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3804] write(3, "1000", 4) = 4 [pid 3804] close(3) = 0 [pid 3804] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3804] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3805 attached => {parent_tid=[3805]}, 88) = 3805 [pid 3805] set_robust_list(0x7f04812e39a0, 24 [pid 3804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3804] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] <... set_robust_list resumed>) = 0 [pid 3805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3805] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3805] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3804] <... futex resumed>) = 0 [pid 3804] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3805] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3804] <... futex resumed>) = 0 [pid 3804] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3804] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3805] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3805] <... write resumed>) = 10 [pid 3805] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] <... clone3 resumed> => {parent_tid=[3806]}, 88) = 3806 [pid 3804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3804] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3806 attached [pid 3806] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3806] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3806] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] <... futex resumed>) = 0 [pid 3804] exit_group(0) = ? [pid 3806] <... futex resumed>) = ? [pid 3805] +++ exited with 0 +++ [pid 3806] +++ exited with 0 +++ [pid 3804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3807 attached , child_tidptr=0x5555566c5690) = 3807 [pid 3807] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3807] setpgid(0, 0) = 0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3807] write(3, "1000", 4) = 4 [pid 3807] close(3) = 0 [pid 3807] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3807] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3808 attached => {parent_tid=[3808]}, 88) = 3808 [pid 3808] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3808] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3808] <... futex resumed>) = 0 [pid 3808] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3808] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3808] <... futex resumed>) = 0 [pid 3808] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3808] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3807] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3808] <... futex resumed>) = 0 [pid 3808] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3807] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3808] <... write resumed>) = 10 [pid 3808] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3808] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] <... futex resumed>) = 0 [pid 3807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3807] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3809 attached => {parent_tid=[3809]}, 88) = 3809 [pid 3809] set_robust_list(0x7f04812c29a0, 24 [pid 3807] rt_sigprocmask(SIG_SETMASK, [], [pid 3809] <... set_robust_list resumed>) = 0 [pid 3809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3809] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3807] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] <... futex resumed>) = 0 [pid 3807] <... futex resumed>) = 1 [pid 3809] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3807] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3809] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3807] <... futex resumed>) = 0 [pid 3809] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] exit_group(0 [pid 3808] <... futex resumed>) = ? [pid 3807] <... exit_group resumed>) = ? [pid 3808] +++ exited with 0 +++ [pid 3809] <... futex resumed>) = ? [pid 3809] +++ exited with 0 +++ [pid 3807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3810 ./strace-static-x86_64: Process 3810 attached [pid 3810] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3810] setpgid(0, 0) = 0 [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3810] write(3, "1000", 4) = 4 [pid 3810] close(3) = 0 [pid 3810] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3810] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3810] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3811 attached [pid 3811] set_robust_list(0x7f04812e39a0, 24 [pid 3810] <... clone3 resumed> => {parent_tid=[3811]}, 88) = 3811 [pid 3811] <... set_robust_list resumed>) = 0 [pid 3811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3811] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3811] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3811] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3811] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3810] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] <... write resumed>) = 9 [pid 3811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3811] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3810] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... write resumed>) = 10 [pid 3810] <... futex resumed>) = 0 [pid 3811] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3811] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3810] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3812 attached [pid 3812] set_robust_list(0x7f04812c29a0, 24 [pid 3810] <... clone3 resumed> => {parent_tid=[3812]}, 88) = 3812 [pid 3812] <... set_robust_list resumed>) = 0 [pid 3810] rt_sigprocmask(SIG_SETMASK, [], [pid 3812] rt_sigprocmask(SIG_SETMASK, [], [pid 3810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3810] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3810] <... futex resumed>) = 0 [pid 3812] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3810] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3812] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3812] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] exit_group(0) = ? [pid 3811] <... futex resumed>) = ? [pid 3811] +++ exited with 0 +++ [pid 3812] <... futex resumed>) = ? [pid 3812] +++ exited with 0 +++ [pid 3810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3813 ./strace-static-x86_64: Process 3813 attached [pid 3813] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] setpgid(0, 0) = 0 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3813] write(3, "1000", 4) = 4 [pid 3813] close(3) = 0 [pid 3813] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3813] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3813] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3814 attached => {parent_tid=[3814]}, 88) = 3814 [pid 3814] set_robust_list(0x7f04812e39a0, 24 [pid 3813] rt_sigprocmask(SIG_SETMASK, [], [pid 3814] <... set_robust_list resumed>) = 0 [pid 3814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3814] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 1 [pid 3814] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3813] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3814] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3814] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3814] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 1 [pid 3814] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3813] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3814] <... write resumed>) = 10 [pid 3813] <... mmap resumed>) = 0x7f04812a2000 [pid 3814] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3814] <... futex resumed>) = 0 [pid 3813] <... mprotect resumed>) = 0 [pid 3814] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3815 attached [pid 3815] set_robust_list(0x7f04812c29a0, 24 [pid 3813] <... clone3 resumed> => {parent_tid=[3815]}, 88) = 3815 [pid 3815] <... set_robust_list resumed>) = 0 [pid 3813] rt_sigprocmask(SIG_SETMASK, [], [pid 3815] rt_sigprocmask(SIG_SETMASK, [], [pid 3813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3813] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3813] <... futex resumed>) = 0 [pid 3815] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3815] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3815] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] exit_group(0) = ? [pid 3814] <... futex resumed>) = ? [pid 3814] +++ exited with 0 +++ [pid 3815] <... futex resumed>) = ? [pid 3815] +++ exited with 0 +++ [pid 3813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3816 attached , child_tidptr=0x5555566c5690) = 3816 [pid 3816] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3816] setpgid(0, 0) = 0 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3816] write(3, "1000", 4) = 4 [pid 3816] close(3) = 0 [pid 3816] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3816] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3817 attached => {parent_tid=[3817]}, 88) = 3817 [pid 3817] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3817] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3816] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... openat resumed>) = 3 [pid 3817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] <... futex resumed>) = 0 [pid 3816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3817] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3817] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... futex resumed>) = 0 [pid 3816] <... futex resumed>) = 1 [pid 3817] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3817] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3817] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] exit_group(0) = ? [pid 3817] <... futex resumed>) = ? [pid 3817] +++ exited with 0 +++ [pid 3816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3818 ./strace-static-x86_64: Process 3818 attached [pid 3818] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3818] setpgid(0, 0) = 0 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3818] write(3, "1000", 4) = 4 [pid 3818] close(3) = 0 [pid 3818] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3818] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3819 attached => {parent_tid=[3819]}, 88) = 3819 [pid 3819] set_robust_list(0x7f04812e39a0, 24 [pid 3818] rt_sigprocmask(SIG_SETMASK, [], [pid 3819] <... set_robust_list resumed>) = 0 [pid 3818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3818] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] rt_sigprocmask(SIG_SETMASK, [], [pid 3818] <... futex resumed>) = 0 [pid 3819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3818] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3819] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3819] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 0 [pid 3819] <... futex resumed>) = 1 [pid 3818] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3818] <... futex resumed>) = 0 [pid 3819] <... write resumed>) = 9 [pid 3818] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3819] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3819] <... futex resumed>) = 0 [pid 3818] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3818] <... futex resumed>) = 0 [pid 3819] <... write resumed>) = 10 [pid 3818] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 0 [pid 3819] <... futex resumed>) = 0 [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3819] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] <... mmap resumed>) = 0x7f04812a2000 [pid 3818] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3818] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3820 attached => {parent_tid=[3820]}, 88) = 3820 [pid 3820] set_robust_list(0x7f04812c29a0, 24 [pid 3818] rt_sigprocmask(SIG_SETMASK, [], [pid 3820] <... set_robust_list resumed>) = 0 [pid 3818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3820] rt_sigprocmask(SIG_SETMASK, [], [pid 3818] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3820] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3818] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3820] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3820] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 0 [pid 3820] <... futex resumed>) = 1 [pid 3818] exit_group(0 [pid 3820] ????( [pid 3818] <... exit_group resumed>) = ? [pid 3820] <... ???? resumed>) = ? [pid 3819] <... futex resumed>) = ? [pid 3819] +++ exited with 0 +++ [pid 3820] +++ exited with 0 +++ [pid 3818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3821 attached , child_tidptr=0x5555566c5690) = 3821 [pid 3821] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3821] setpgid(0, 0) = 0 [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3821] write(3, "1000", 4) = 4 [pid 3821] close(3) = 0 [pid 3821] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3821] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3821] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3821] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3822 attached => {parent_tid=[3822]}, 88) = 3822 [pid 3822] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3822] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3821] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3822] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3822] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3821] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3821] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3822] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3822] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3821] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3821] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3822] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3822] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3821] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3822] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3822] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3821] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3821] exit_group(0) = ? [pid 3822] <... futex resumed>) = ? [pid 3822] +++ exited with 0 +++ [pid 3821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3823 ./strace-static-x86_64: Process 3823 attached [pid 3823] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3823] setpgid(0, 0) = 0 [pid 3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3823] write(3, "1000", 4) = 4 [pid 3823] close(3) = 0 [pid 3823] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3823] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3824 attached => {parent_tid=[3824]}, 88) = 3824 [pid 3823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3823] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3824] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3824] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3823] <... futex resumed>) = 0 [pid 3823] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3824] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3823] <... futex resumed>) = 0 [pid 3823] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3823] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3824] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3824] <... write resumed>) = 10 [pid 3824] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3824] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3825 attached [pid 3823] <... clone3 resumed> => {parent_tid=[3825]}, 88) = 3825 [pid 3823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3823] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3825] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3825] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3825] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3823] <... futex resumed>) = 0 [pid 3823] exit_group(0) = ? [pid 3824] <... futex resumed>) = ? [pid 3824] +++ exited with 0 +++ [pid 3825] +++ exited with 0 +++ [pid 3823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3826 attached , child_tidptr=0x5555566c5690) = 3826 [pid 3826] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3826] setpgid(0, 0) = 0 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3826] write(3, "1000", 4) = 4 [pid 3826] close(3) = 0 [pid 3826] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3826] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3826] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3826] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3827 attached [pid 3827] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3827] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] <... clone3 resumed> => {parent_tid=[3827]}, 88) = 3827 [pid 3826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3826] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3827] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3827] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3827] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3827] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3827] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3827] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3827] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3826] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3827] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] exit_group(0 [pid 3827] <... futex resumed>) = ? [pid 3827] +++ exited with 0 +++ [pid 3826] <... exit_group resumed>) = ? [pid 3826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3828 ./strace-static-x86_64: Process 3828 attached [pid 3828] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3828] setpgid(0, 0) = 0 [pid 3828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3828] write(3, "1000", 4) = 4 [pid 3828] close(3) = 0 [pid 3828] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3828] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3829 attached => {parent_tid=[3829]}, 88) = 3829 [pid 3829] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3829] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3828] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... futex resumed>) = 0 [pid 3828] <... futex resumed>) = 1 [pid 3829] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3828] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3829] <... futex resumed>) = 0 [pid 3828] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3829] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3829] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] <... futex resumed>) = 1 [pid 3829] <... futex resumed>) = 0 [pid 3829] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3828] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3829] <... futex resumed>) = 0 [pid 3828] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3829] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3829] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] <... futex resumed>) = 0 [pid 3828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3828] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3830 attached [pid 3830] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3830] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] <... clone3 resumed> => {parent_tid=[3830]}, 88) = 3830 [pid 3828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3828] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3828] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3830] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3828] <... futex resumed>) = 0 [pid 3830] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] exit_group(0) = ? [pid 3829] <... futex resumed>) = ? [pid 3829] +++ exited with 0 +++ [pid 3830] <... futex resumed>) = ? [pid 3830] +++ exited with 0 +++ [pid 3828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3831 ./strace-static-x86_64: Process 3831 attached [pid 3831] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3831] setpgid(0, 0) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3831] write(3, "1000", 4) = 4 [pid 3831] close(3) = 0 [pid 3831] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3831] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3832]}, 88) = 3832 [pid 3831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3831] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3832 attached [pid 3832] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3832] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3832] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = 0 [pid 3831] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] <... futex resumed>) = 1 [pid 3832] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3832] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = 0 [pid 3831] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3831] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3833]}, 88) = 3833 ./strace-static-x86_64: Process 3833 attached [pid 3831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3831] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] <... futex resumed>) = 1 [pid 3832] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3832] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3832] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3833] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3833] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3831] <... futex resumed>) = 0 [pid 3833] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] exit_group(0) = ? [pid 3832] <... futex resumed>) = ? [pid 3832] +++ exited with 0 +++ [pid 3833] <... futex resumed>) = ? [pid 3833] +++ exited with 0 +++ [pid 3831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3834 attached , child_tidptr=0x5555566c5690) = 3834 [pid 3834] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3834] setpgid(0, 0) = 0 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3834] write(3, "1000", 4) = 4 [pid 3834] close(3) = 0 [pid 3834] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3834] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3835 attached [pid 3835] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3835] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] <... clone3 resumed> => {parent_tid=[3835]}, 88) = 3835 [pid 3834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3834] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3835] <... futex resumed>) = 0 [pid 3835] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3834] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... openat resumed>) = 3 [pid 3835] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3834] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3835] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3834] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3834] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3835] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3835] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3835] <... futex resumed>) = 0 [pid 3835] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3836 attached => {parent_tid=[3836]}, 88) = 3836 [pid 3834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3834] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3836] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3836] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3834] exit_group(0) = ? [pid 3835] <... futex resumed>) = ? [pid 3835] +++ exited with 0 +++ [pid 3836] +++ exited with 0 +++ [pid 3834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3837 ./strace-static-x86_64: Process 3837 attached [pid 3837] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3837] write(3, "1000", 4) = 4 [pid 3837] close(3) = 0 [pid 3837] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3837] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3838]}, 88) = 3838 [pid 3837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3837] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3838 attached [pid 3838] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3838] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3838] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = 0 [pid 3837] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] <... futex resumed>) = 1 [pid 3838] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3838] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = 0 [pid 3837] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3837] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3839]}, 88) = 3839 [pid 3837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3837] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] <... futex resumed>) = 1 [pid 3838] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3838] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3838] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3839 attached [pid 3839] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3839] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3839] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = 0 [pid 3837] exit_group(0) = ? [pid 3838] <... futex resumed>) = ? [pid 3838] +++ exited with 0 +++ [pid 3839] <... futex resumed>) = ? [pid 3839] +++ exited with 0 +++ [pid 3837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3840 attached , child_tidptr=0x5555566c5690) = 3840 [pid 3840] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3840] setpgid(0, 0) = 0 [pid 3840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3840] write(3, "1000", 4) = 4 [pid 3840] close(3) = 0 [pid 3840] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3840] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3840] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3841 attached [pid 3841] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3841] rt_sigprocmask(SIG_SETMASK, [], [pid 3840] <... clone3 resumed> => {parent_tid=[3841]}, 88) = 3841 [pid 3841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3841] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3840] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3841] <... futex resumed>) = 0 [pid 3840] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3841] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3841] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3841] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... futex resumed>) = 0 [pid 3840] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] <... futex resumed>) = 0 [pid 3840] <... futex resumed>) = 1 [pid 3840] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3841] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3841] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3840] <... futex resumed>) = 0 [pid 3840] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3840] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3841] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3842]}, 88) = 3842 [pid 3840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3840] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3840] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3842 attached [pid 3842] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3842] rt_sigprocmask(SIG_SETMASK, [], [pid 3841] <... write resumed>) = 10 [pid 3842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3842] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3841] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3842] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = 0 [pid 3840] exit_group(0) = ? [pid 3842] <... futex resumed>) = ? [pid 3841] <... futex resumed>) = ? [pid 3842] +++ exited with 0 +++ [pid 3841] +++ exited with 0 +++ [pid 3840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3843 ./strace-static-x86_64: Process 3843 attached [pid 3843] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3843] setpgid(0, 0) = 0 [pid 3843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3843] write(3, "1000", 4) = 4 [pid 3843] close(3) = 0 [pid 3843] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3843] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3843] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3843] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3844 attached => {parent_tid=[3844]}, 88) = 3844 [pid 3844] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3844] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3843] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3843] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3844] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3843] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3844] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3844] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3843] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3843] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3844] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] <... futex resumed>) = 0 [pid 3843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3843] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3843] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3845 attached => {parent_tid=[3845]}, 88) = 3845 [pid 3845] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3845] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3843] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3843] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3845] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3845] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3843] exit_group(0) = ? [pid 3844] <... futex resumed>) = ? [pid 3844] +++ exited with 0 +++ [pid 3845] <... futex resumed>) = ? [pid 3845] +++ exited with 0 +++ [pid 3843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3846 ./strace-static-x86_64: Process 3846 attached [pid 3846] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3846] setpgid(0, 0) = 0 [pid 3846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3846] write(3, "1000", 4) = 4 [pid 3846] close(3) = 0 [pid 3846] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3846] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3846] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3846] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3846] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3847]}, 88) = 3847 ./strace-static-x86_64: Process 3847 attached [pid 3847] set_robust_list(0x7f04812e39a0, 24 [pid 3846] rt_sigprocmask(SIG_SETMASK, [], [pid 3847] <... set_robust_list resumed>) = 0 [pid 3847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3847] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3846] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] <... futex resumed>) = 0 [pid 3846] <... futex resumed>) = 1 [pid 3847] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3846] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] <... openat resumed>) = 3 [pid 3847] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3846] <... futex resumed>) = 0 [pid 3847] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3846] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3846] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3847] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3847] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3847] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3846] <... futex resumed>) = 0 [pid 3846] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3846] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3846] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3847] <... futex resumed>) = 0 [pid 3847] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3846] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3847] <... write resumed>) = 10 [pid 3846] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3847] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3847] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3846] <... clone3 resumed> => {parent_tid=[3848]}, 88) = 3848 [pid 3846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3846] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3846] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3848 attached [pid 3848] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3848] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3848] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = 0 [pid 3846] exit_group(0) = ? [pid 3847] <... futex resumed>) = ? [pid 3847] +++ exited with 0 +++ [pid 3848] <... futex resumed>) = ? [pid 3848] +++ exited with 0 +++ [pid 3846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3849 ./strace-static-x86_64: Process 3849 attached [pid 3849] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3849] setpgid(0, 0) = 0 [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3849] write(3, "1000", 4) = 4 [pid 3849] close(3) = 0 [pid 3849] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3849] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3850]}, 88) = 3850 [pid 3849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3849] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3850 attached [pid 3850] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3850] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3850] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = 0 [pid 3849] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... futex resumed>) = 1 [pid 3850] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3850] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = 0 [pid 3849] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3849] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3851]}, 88) = 3851 ./strace-static-x86_64: Process 3851 attached [pid 3849] rt_sigprocmask(SIG_SETMASK, [], [pid 3851] set_robust_list(0x7f04812c29a0, 24 [pid 3849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3849] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... futex resumed>) = 1 [pid 3850] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3850] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3850] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] <... set_robust_list resumed>) = 0 [pid 3851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3851] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3851] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3851] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] exit_group(0) = ? [pid 3850] <... futex resumed>) = ? [pid 3850] +++ exited with 0 +++ [pid 3851] <... futex resumed>) = ? [pid 3851] +++ exited with 0 +++ [pid 3849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3852 ./strace-static-x86_64: Process 3852 attached [pid 3852] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3852] setpgid(0, 0) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3852] write(3, "1000", 4) = 4 [pid 3852] close(3) = 0 [pid 3852] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3852] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3852] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3853 attached => {parent_tid=[3853]}, 88) = 3853 [pid 3853] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3852] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... openat resumed>) = 3 [pid 3853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3853] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] exit_group(0) = ? [pid 3853] <... futex resumed>) = ? [pid 3853] +++ exited with 0 +++ [pid 3852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3854 ./strace-static-x86_64: Process 3854 attached [pid 3854] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3854] setpgid(0, 0) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3854] write(3, "1000", 4) = 4 [pid 3854] close(3) = 0 [pid 3854] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3854] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3854] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3854] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3855 attached => {parent_tid=[3855]}, 88) = 3855 [pid 3855] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3855] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3854] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3854] <... futex resumed>) = 1 [pid 3855] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3854] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3854] <... futex resumed>) = 1 [pid 3855] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3854] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3855] <... futex resumed>) = 0 [pid 3854] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3855] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 3854] <... futex resumed>) = 1 [pid 3855] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3855] <... futex resumed>) = 0 [pid 3854] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3855] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] exit_group(0) = ? [pid 3855] <... futex resumed>) = ? [pid 3855] +++ exited with 0 +++ [pid 3854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3856 ./strace-static-x86_64: Process 3856 attached [pid 3856] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3856] setpgid(0, 0) = 0 [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3856] write(3, "1000", 4) = 4 [pid 3856] close(3) = 0 [pid 3856] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3856] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3856] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3857 attached [pid 3857] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3857] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] <... clone3 resumed> => {parent_tid=[3857]}, 88) = 3857 [pid 3856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3856] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3857] <... futex resumed>) = 0 [pid 3857] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3856] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3857] <... openat resumed>) = 3 [pid 3857] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3857] <... futex resumed>) = 0 [pid 3857] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3857] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = 1 [pid 3857] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3856] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] <... write resumed>) = 10 [pid 3856] <... futex resumed>) = 0 [pid 3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3857] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... mmap resumed>) = 0x7f04812a2000 [pid 3856] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3857] <... futex resumed>) = 0 [pid 3856] <... mprotect resumed>) = 0 [pid 3857] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3858]}, 88) = 3858 [pid 3856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3856] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3856] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3858 attached [pid 3858] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3858] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3858] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... futex resumed>) = 0 [pid 3856] exit_group(0) = ? [pid 3857] <... futex resumed>) = ? [pid 3857] +++ exited with 0 +++ [pid 3858] <... futex resumed>) = ? [pid 3858] +++ exited with 0 +++ [pid 3856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3859 ./strace-static-x86_64: Process 3859 attached [pid 3859] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3859] setpgid(0, 0) = 0 [pid 3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3859] write(3, "1000", 4) = 4 [pid 3859] close(3) = 0 [pid 3859] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3859] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3859] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3859] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3860 attached => {parent_tid=[3860]}, 88) = 3860 [pid 3860] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3860] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3859] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3860] <... futex resumed>) = 0 [pid 3860] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3860] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3860] <... futex resumed>) = 0 [pid 3860] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3860] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3860] <... futex resumed>) = 0 [pid 3860] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3860] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 0 [pid 3859] <... futex resumed>) = 1 [pid 3860] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3860] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3860] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] exit_group(0) = ? [pid 3860] <... futex resumed>) = ? [pid 3860] +++ exited with 0 +++ [pid 3859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3861 ./strace-static-x86_64: Process 3861 attached [pid 3861] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3861] write(3, "1000", 4) = 4 [pid 3861] close(3) = 0 [pid 3861] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3861] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3862]}, 88) = 3862 [pid 3861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3862 attached [pid 3862] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3862] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] <... futex resumed>) = 1 [pid 3862] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3861] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3861] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3863 attached [pid 3862] <... futex resumed>) = 1 [pid 3861] <... clone3 resumed> => {parent_tid=[3863]}, 88) = 3863 [pid 3863] set_robust_list(0x7f04812c29a0, 24 [pid 3862] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3861] rt_sigprocmask(SIG_SETMASK, [], [pid 3863] <... set_robust_list resumed>) = 0 [pid 3862] <... write resumed>) = 10 [pid 3861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3863] rt_sigprocmask(SIG_SETMASK, [], [pid 3862] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3861] <... futex resumed>) = 0 [pid 3863] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3862] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3863] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3863] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3861] <... futex resumed>) = 0 [pid 3863] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] exit_group(0 [pid 3862] <... futex resumed>) = ? [pid 3861] <... exit_group resumed>) = ? [pid 3863] <... futex resumed>) = 231 [pid 3862] +++ exited with 0 +++ [pid 3863] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3864 ./strace-static-x86_64: Process 3864 attached [pid 3864] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3864] setpgid(0, 0) = 0 [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3864] write(3, "1000", 4) = 4 [pid 3864] close(3) = 0 [pid 3864] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3864] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3865 attached => {parent_tid=[3865]}, 88) = 3865 [pid 3865] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3865] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3864] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3865] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3864] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] <... openat resumed>) = 3 [pid 3865] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3864] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3865] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3864] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3864] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3865] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3864] <... clone3 resumed> => {parent_tid=[3866]}, 88) = 3866 ./strace-static-x86_64: Process 3866 attached [pid 3866] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3866] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... write resumed>) = 10 [pid 3864] rt_sigprocmask(SIG_SETMASK, [], [pid 3865] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3865] <... futex resumed>) = 0 [pid 3864] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3865] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] <... futex resumed>) = 0 [pid 3866] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3866] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3866] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] exit_group(0) = ? [pid 3865] <... futex resumed>) = ? [pid 3865] +++ exited with 0 +++ [pid 3866] <... futex resumed>) = ? [pid 3866] +++ exited with 0 +++ [pid 3864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3867 ./strace-static-x86_64: Process 3867 attached [pid 3867] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3867] setpgid(0, 0) = 0 [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3867] write(3, "1000", 4) = 4 [pid 3867] close(3) = 0 [pid 3867] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3867] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3867] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3868 attached => {parent_tid=[3868]}, 88) = 3868 [pid 3867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3868] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3868] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3867] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3868] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3867] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3867] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3868] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3868] <... write resumed>) = 10 [pid 3868] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... clone3 resumed> => {parent_tid=[3869]}, 88) = 3869 [pid 3867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3869 attached [pid 3869] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3869] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3869] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... futex resumed>) = 0 [pid 3867] exit_group(0 [pid 3868] <... futex resumed>) = 0 [pid 3867] <... exit_group resumed>) = ? [pid 3869] <... futex resumed>) = ? [pid 3869] +++ exited with 0 +++ [pid 3868] +++ exited with 0 +++ [pid 3867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3870 attached , child_tidptr=0x5555566c5690) = 3870 [pid 3870] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3870] setpgid(0, 0) = 0 [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3870] write(3, "1000", 4) = 4 [pid 3870] close(3) = 0 [pid 3870] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3870] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3871 attached => {parent_tid=[3871]}, 88) = 3871 [pid 3871] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3871] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3870] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3871] <... futex resumed>) = 0 [pid 3871] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3870] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3871] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3871] <... futex resumed>) = 0 [pid 3871] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3870] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3870] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3870] <... futex resumed>) = 0 [pid 3871] <... write resumed>) = 10 [pid 3870] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3871] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3871] <... futex resumed>) = 0 [pid 3870] <... mmap resumed>) = 0x7f04812a2000 [pid 3871] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3872 attached => {parent_tid=[3872]}, 88) = 3872 [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3870] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3872] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3872] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3872] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3870] exit_group(0) = ? [pid 3871] <... futex resumed>) = ? [pid 3871] +++ exited with 0 +++ [pid 3872] +++ exited with 0 +++ [pid 3870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3873 ./strace-static-x86_64: Process 3873 attached [pid 3873] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3873] setpgid(0, 0) = 0 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3873] write(3, "1000", 4) = 4 [pid 3873] close(3) = 0 [pid 3873] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3873] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3873] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3874 attached [pid 3874] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3874] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... clone3 resumed> => {parent_tid=[3874]}, 88) = 3874 [pid 3873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3873] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3874] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3873] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3874] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3874] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3874] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3874] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... futex resumed>) = 0 [pid 3873] <... futex resumed>) = 1 [pid 3874] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3874] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3874] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3874] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3874] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3874] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] exit_group(0) = ? [pid 3874] <... futex resumed>) = ? [pid 3874] +++ exited with 0 +++ [pid 3873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3875 ./strace-static-x86_64: Process 3875 attached [pid 3875] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3875] setpgid(0, 0) = 0 [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3875] write(3, "1000", 4) = 4 [pid 3875] close(3) = 0 [pid 3875] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3875] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3875] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3876 attached [pid 3876] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3876] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] <... clone3 resumed> => {parent_tid=[3876]}, 88) = 3876 [pid 3875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3875] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3876] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3875] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3876] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3875] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3876] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3876] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3876] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3876] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3876] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3876] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3876] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3876] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] exit_group(0) = ? [pid 3876] <... futex resumed>) = ? [pid 3876] +++ exited with 0 +++ [pid 3875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3877 ./strace-static-x86_64: Process 3877 attached [pid 3877] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3877] setpgid(0, 0) = 0 [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3877] write(3, "1000", 4) = 4 [pid 3877] close(3) = 0 [pid 3877] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3877] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3877] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3879 attached => {parent_tid=[3879]}, 88) = 3879 [pid 3879] set_robust_list(0x7f04812e39a0, 24 [pid 3877] rt_sigprocmask(SIG_SETMASK, [], [pid 3879] <... set_robust_list resumed>) = 0 [pid 3877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3879] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3879] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3877] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] <... openat resumed>) = 3 [pid 3879] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3879] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3877] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] <... write resumed>) = 9 [pid 3879] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3879] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3879] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3877] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3879] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3879] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] exit_group(0) = ? [pid 3879] <... futex resumed>) = 231 [pid 3879] +++ exited with 0 +++ [pid 3877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3880 ./strace-static-x86_64: Process 3880 attached [pid 3880] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3880] setpgid(0, 0) = 0 [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3880] write(3, "1000", 4) = 4 [pid 3880] close(3) = 0 [pid 3880] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3880] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3881]}, 88) = 3881 [pid 3880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3881 attached [pid 3881] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3881] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... futex resumed>) = 0 [pid 3880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] <... futex resumed>) = 1 [pid 3881] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... futex resumed>) = 0 [pid 3880] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3880] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3882 attached => {parent_tid=[3882]}, 88) = 3882 [pid 3880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3880] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] <... futex resumed>) = 1 [pid 3881] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3881] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3881] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3882] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3882] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3880] exit_group(0) = ? [pid 3881] <... futex resumed>) = ? [pid 3881] +++ exited with 0 +++ [pid 3882] +++ exited with 0 +++ [pid 3880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3883 ./strace-static-x86_64: Process 3883 attached [pid 3883] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3883] setpgid(0, 0) = 0 [pid 3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3883] write(3, "1000", 4) = 4 [pid 3883] close(3) = 0 [pid 3883] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3883] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3883] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3884 attached => {parent_tid=[3884]}, 88) = 3884 [pid 3884] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3884] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3884] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3884] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3884] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3884] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3883] exit_group(0) = ? [pid 3884] <... futex resumed>) = ? [pid 3884] +++ exited with 0 +++ [pid 3883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3885 ./strace-static-x86_64: Process 3885 attached [pid 3885] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] setpgid(0, 0) = 0 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3885] write(3, "1000", 4) = 4 [pid 3885] close(3) = 0 [pid 3885] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3885] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3885] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3886 attached => {parent_tid=[3886]}, 88) = 3886 [pid 3886] set_robust_list(0x7f04812e39a0, 24 [pid 3885] rt_sigprocmask(SIG_SETMASK, [], [pid 3886] <... set_robust_list resumed>) = 0 [pid 3885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3886] rt_sigprocmask(SIG_SETMASK, [], [pid 3885] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3885] <... futex resumed>) = 0 [pid 3885] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3886] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3886] <... futex resumed>) = 1 [pid 3885] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3885] <... futex resumed>) = 0 [pid 3886] <... write resumed>) = 9 [pid 3885] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3885] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3885] <... futex resumed>) = 0 [pid 3886] <... write resumed>) = 10 [pid 3885] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3886] <... futex resumed>) = 0 [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3886] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] <... mmap resumed>) = 0x7f04812a2000 [pid 3885] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3887 attached => {parent_tid=[3887]}, 88) = 3887 [pid 3887] set_robust_list(0x7f04812c29a0, 24 [pid 3885] rt_sigprocmask(SIG_SETMASK, [], [pid 3887] <... set_robust_list resumed>) = 0 [pid 3885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3887] rt_sigprocmask(SIG_SETMASK, [], [pid 3885] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3885] <... futex resumed>) = 0 [pid 3887] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3885] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3887] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3885] exit_group(0 [pid 3887] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] <... exit_group resumed>) = ? [pid 3887] <... futex resumed>) = ? [pid 3886] <... futex resumed>) = ? [pid 3886] +++ exited with 0 +++ [pid 3887] +++ exited with 0 +++ [pid 3885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3888 ./strace-static-x86_64: Process 3888 attached [pid 3888] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3888] setpgid(0, 0) = 0 [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3888] write(3, "1000", 4) = 4 [pid 3888] close(3) = 0 [pid 3888] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3888] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3889 attached => {parent_tid=[3889]}, 88) = 3889 [pid 3889] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3889] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3888] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3889] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3889] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3889] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3888] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... futex resumed>) = 0 [pid 3888] <... futex resumed>) = 1 [pid 3889] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3888] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3888] <... futex resumed>) = 0 [pid 3888] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3888] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3889] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3889] <... write resumed>) = 10 [pid 3889] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... clone3 resumed> => {parent_tid=[3890]}, 88) = 3890 [pid 3889] <... futex resumed>) = 0 [pid 3889] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3888] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3890 attached [pid 3890] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3890] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3890] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 0 [pid 3888] exit_group(0) = ? [pid 3890] <... futex resumed>) = ? [pid 3889] <... futex resumed>) = ? [pid 3890] +++ exited with 0 +++ [pid 3889] +++ exited with 0 +++ [pid 3888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3891 attached , child_tidptr=0x5555566c5690) = 3891 [pid 3891] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3891] setpgid(0, 0) = 0 [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3891] write(3, "1000", 4) = 4 [pid 3891] close(3) = 0 [pid 3891] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3891] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3892 attached => {parent_tid=[3892]}, 88) = 3892 [pid 3892] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3892] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3892] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3892] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3891] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3891] <... futex resumed>) = 0 [pid 3892] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3891] <... futex resumed>) = 0 [pid 3892] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3891] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... write resumed>) = 10 [pid 3891] <... futex resumed>) = 0 [pid 3892] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3892] <... futex resumed>) = 0 [pid 3891] <... mmap resumed>) = 0x7f04812a2000 [pid 3892] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3893 attached => {parent_tid=[3893]}, 88) = 3893 [pid 3893] set_robust_list(0x7f04812c29a0, 24 [pid 3891] rt_sigprocmask(SIG_SETMASK, [], [pid 3893] <... set_robust_list resumed>) = 0 [pid 3891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3893] rt_sigprocmask(SIG_SETMASK, [], [pid 3891] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3891] <... futex resumed>) = 0 [pid 3893] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3891] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3893] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3893] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... futex resumed>) = 0 [pid 3893] <... futex resumed>) = 1 [pid 3891] exit_group(0 [pid 3893] ????( [pid 3891] <... exit_group resumed>) = ? [pid 3893] <... ???? resumed>) = ? [pid 3892] <... futex resumed>) = ? [pid 3892] +++ exited with 0 +++ [pid 3893] +++ exited with 0 +++ [pid 3891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3894 ./strace-static-x86_64: Process 3894 attached [pid 3894] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3894] setpgid(0, 0) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3894] write(3, "1000", 4) = 4 [pid 3894] close(3) = 0 [pid 3894] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3894] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3895 attached => {parent_tid=[3895]}, 88) = 3895 [pid 3895] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3895] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3895] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3894] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... openat resumed>) = 3 [pid 3895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3894] <... futex resumed>) = 0 [pid 3895] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] <... write resumed>) = 9 [pid 3894] <... futex resumed>) = 0 [pid 3895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3894] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3895] <... write resumed>) = 10 [pid 3894] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3894] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3895] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... mprotect resumed>) = 0 [pid 3895] <... futex resumed>) = 0 [pid 3894] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3895] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3896 attached => {parent_tid=[3896]}, 88) = 3896 [pid 3896] set_robust_list(0x7f04812c29a0, 24 [pid 3894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3896] <... set_robust_list resumed>) = 0 [pid 3896] rt_sigprocmask(SIG_SETMASK, [], [pid 3894] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3894] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3896] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3896] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3894] <... futex resumed>) = 0 [pid 3896] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] exit_group(0) = ? [pid 3895] <... futex resumed>) = ? [pid 3895] +++ exited with 0 +++ [pid 3896] <... futex resumed>) = ? [pid 3896] +++ exited with 0 +++ [pid 3894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3897 ./strace-static-x86_64: Process 3897 attached [pid 3897] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3897] setpgid(0, 0) = 0 [pid 3897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3897] write(3, "1000", 4) = 4 [pid 3897] close(3) = 0 [pid 3897] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3897] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3898 attached [pid 3898] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3897] <... clone3 resumed> => {parent_tid=[3898]}, 88) = 3898 [pid 3898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3898] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... futex resumed>) = 0 [pid 3897] <... futex resumed>) = 1 [pid 3898] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3897] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] <... openat resumed>) = 3 [pid 3898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3898] <... futex resumed>) = 0 [pid 3897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3897] <... futex resumed>) = 0 [pid 3898] <... write resumed>) = 9 [pid 3898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3898] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... futex resumed>) = 0 [pid 3897] <... futex resumed>) = 1 [pid 3898] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3897] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... write resumed>) = 10 [pid 3897] <... futex resumed>) = 0 [pid 3898] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3898] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] <... mmap resumed>) = 0x7f04812a2000 [pid 3897] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3899 attached [pid 3899] set_robust_list(0x7f04812c29a0, 24 [pid 3897] <... clone3 resumed> => {parent_tid=[3899]}, 88) = 3899 [pid 3899] <... set_robust_list resumed>) = 0 [pid 3897] rt_sigprocmask(SIG_SETMASK, [], [pid 3899] rt_sigprocmask(SIG_SETMASK, [], [pid 3897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3897] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3897] <... futex resumed>) = 0 [pid 3899] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3899] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3899] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] exit_group(0) = ? [pid 3898] <... futex resumed>) = ? [pid 3898] +++ exited with 0 +++ [pid 3899] <... futex resumed>) = ? [pid 3899] +++ exited with 0 +++ [pid 3897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3900 ./strace-static-x86_64: Process 3900 attached [pid 3900] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3900] setpgid(0, 0) = 0 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3900] write(3, "1000", 4) = 4 [pid 3900] close(3) = 0 [pid 3900] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3900] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3900] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3901 attached => {parent_tid=[3901]}, 88) = 3901 [pid 3901] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3901] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3900] exit_group(0) = ? [pid 3901] <... futex resumed>) = ? [pid 3901] +++ exited with 0 +++ [pid 3900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3902 ./strace-static-x86_64: Process 3902 attached [pid 3902] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3902] setpgid(0, 0) = 0 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3902] write(3, "1000", 4) = 4 [pid 3902] close(3) = 0 [pid 3902] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3902] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3902] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3902] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3903]}, 88) = 3903 [pid 3902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3902] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3903 attached [pid 3903] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3903] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3903] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = 0 [pid 3902] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 1 [pid 3903] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3903] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = 0 [pid 3902] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3902] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3902] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3902] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3904]}, 88) = 3904 [pid 3902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3902] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3902] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 1 [pid 3903] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3903] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3904 attached [pid 3904] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3904] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3904] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = 0 [pid 3902] exit_group(0) = ? [pid 3903] <... futex resumed>) = ? [pid 3903] +++ exited with 0 +++ [pid 3904] <... futex resumed>) = ? [pid 3904] +++ exited with 0 +++ [pid 3902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3905 ./strace-static-x86_64: Process 3905 attached [pid 3905] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3905] setpgid(0, 0) = 0 [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3905] write(3, "1000", 4) = 4 [pid 3905] close(3) = 0 [pid 3905] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3905] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3906]}, 88) = 3906 [pid 3905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3905] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3906 attached [pid 3906] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3906] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3906] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 0 [pid 3905] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] <... futex resumed>) = 1 [pid 3906] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3906] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 0 [pid 3905] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3905] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3907]}, 88) = 3907 [pid 3905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3905] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3905] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] <... futex resumed>) = 1 [pid 3906] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3906] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3907 attached [pid 3907] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3907] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3907] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 0 [pid 3905] exit_group(0) = ? [pid 3906] <... futex resumed>) = ? [pid 3906] +++ exited with 0 +++ [pid 3907] <... futex resumed>) = ? [pid 3907] +++ exited with 0 +++ [pid 3905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3908 ./strace-static-x86_64: Process 3908 attached [pid 3908] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3908] setpgid(0, 0) = 0 [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3908] write(3, "1000", 4) = 4 [pid 3908] close(3) = 0 [pid 3908] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3908] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3908] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3908] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3909]}, 88) = 3909 [pid 3908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3908] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3909 attached [pid 3909] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3909] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3909] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = 0 [pid 3908] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 1 [pid 3909] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3909] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = 0 [pid 3908] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3908] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3908] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3910]}, 88) = 3910 [pid 3908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3908] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3908] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 1 [pid 3909] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3909] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3910 attached [pid 3910] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3910] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3910] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = 0 [pid 3908] exit_group(0) = ? [pid 3909] <... futex resumed>) = ? [pid 3909] +++ exited with 0 +++ [pid 3910] <... futex resumed>) = ? [pid 3910] +++ exited with 0 +++ [pid 3908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3911 ./strace-static-x86_64: Process 3911 attached [pid 3911] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3911] setpgid(0, 0) = 0 [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3911] write(3, "1000", 4) = 4 [pid 3911] close(3) = 0 [pid 3911] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3911] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3911] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3911] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3912 attached [pid 3912] set_robust_list(0x7f04812e39a0, 24 [pid 3911] <... clone3 resumed> => {parent_tid=[3912]}, 88) = 3912 [pid 3912] <... set_robust_list resumed>) = 0 [pid 3911] rt_sigprocmask(SIG_SETMASK, [], [pid 3912] rt_sigprocmask(SIG_SETMASK, [], [pid 3911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3911] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3911] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] <... openat resumed>) = 3 [pid 3912] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 1 [pid 3911] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3911] <... futex resumed>) = 0 [pid 3912] <... write resumed>) = 9 [pid 3911] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3911] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3911] <... futex resumed>) = 0 [pid 3912] <... write resumed>) = 10 [pid 3911] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3912] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] <... mmap resumed>) = 0x7f04812a2000 [pid 3911] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3911] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3913 attached => {parent_tid=[3913]}, 88) = 3913 [pid 3913] set_robust_list(0x7f04812c29a0, 24 [pid 3911] rt_sigprocmask(SIG_SETMASK, [], [pid 3913] <... set_robust_list resumed>) = 0 [pid 3911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3913] rt_sigprocmask(SIG_SETMASK, [], [pid 3911] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3911] <... futex resumed>) = 0 [pid 3913] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3911] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3913] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = 0 [pid 3913] <... futex resumed>) = 1 [pid 3911] exit_group(0) = ? [pid 3912] <... futex resumed>) = 231 [pid 3912] +++ exited with 0 +++ [pid 3913] +++ exited with 0 +++ [pid 3911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3914 attached , child_tidptr=0x5555566c5690) = 3914 [pid 3914] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3914] setpgid(0, 0) = 0 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3914] write(3, "1000", 4) = 4 [pid 3914] close(3) = 0 [pid 3914] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3914] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3915 attached => {parent_tid=[3915]}, 88) = 3915 [pid 3915] set_robust_list(0x7f04812e39a0, 24 [pid 3914] rt_sigprocmask(SIG_SETMASK, [], [pid 3915] <... set_robust_list resumed>) = 0 [pid 3914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3915] rt_sigprocmask(SIG_SETMASK, [], [pid 3914] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3915] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3915] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3914] <... futex resumed>) = 0 [pid 3914] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3915] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3914] <... futex resumed>) = 0 [pid 3914] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3914] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3915] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3915] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3915] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3914] <... clone3 resumed> => {parent_tid=[3916]}, 88) = 3916 [pid 3914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3914] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3914] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3916 attached [pid 3916] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3916] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3916] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3914] <... futex resumed>) = 0 [pid 3914] exit_group(0) = ? [pid 3915] <... futex resumed>) = ? [pid 3915] +++ exited with 0 +++ [pid 3916] +++ exited with 0 +++ [pid 3914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3917 ./strace-static-x86_64: Process 3917 attached [pid 3917] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3917] setpgid(0, 0) = 0 [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3917] write(3, "1000", 4) = 4 [pid 3917] close(3) = 0 [pid 3917] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3917] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3917] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3918 attached [pid 3918] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] <... clone3 resumed> => {parent_tid=[3918]}, 88) = 3918 [pid 3917] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3918] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3918] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3918] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3917] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3917] <... futex resumed>) = 0 [pid 3918] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3917] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3917] exit_group(0 [pid 3918] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] <... exit_group resumed>) = ? [pid 3918] <... futex resumed>) = ? [pid 3918] +++ exited with 0 +++ [pid 3917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3919 ./strace-static-x86_64: Process 3919 attached [pid 3919] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3919] setpgid(0, 0) = 0 [pid 3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3919] write(3, "1000", 4) = 4 [pid 3919] close(3) = 0 [pid 3919] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3919] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3919] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3920 attached => {parent_tid=[3920]}, 88) = 3920 [pid 3920] set_robust_list(0x7f04812e39a0, 24 [pid 3919] rt_sigprocmask(SIG_SETMASK, [], [pid 3920] <... set_robust_list resumed>) = 0 [pid 3919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3920] rt_sigprocmask(SIG_SETMASK, [], [pid 3919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3919] <... futex resumed>) = 0 [pid 3919] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3920] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... futex resumed>) = 0 [pid 3920] <... futex resumed>) = 1 [pid 3919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3919] <... futex resumed>) = 0 [pid 3920] <... write resumed>) = 9 [pid 3919] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3920] <... futex resumed>) = 0 [pid 3920] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] <... write resumed>) = 10 [pid 3919] <... futex resumed>) = 0 [pid 3920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] <... futex resumed>) = 0 [pid 3919] <... futex resumed>) = 0 [pid 3920] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3919] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3920] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3920] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... futex resumed>) = 0 [pid 3920] <... futex resumed>) = 1 [pid 3919] exit_group(0 [pid 3920] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] <... exit_group resumed>) = ? [pid 3920] +++ exited with 0 +++ [pid 3919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3921 ./strace-static-x86_64: Process 3921 attached [pid 3921] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3921] setpgid(0, 0) = 0 [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3921] write(3, "1000", 4) = 4 [pid 3921] close(3) = 0 [pid 3921] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3921] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3921] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3922 attached [pid 3922] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3922] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] <... clone3 resumed> => {parent_tid=[3922]}, 88) = 3922 [pid 3921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3921] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3922] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3922] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3922] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3922] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3922] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3922] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3922] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3922] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3922] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3922] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3922] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3922] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] exit_group(0) = ? [pid 3922] <... futex resumed>) = ? [pid 3922] +++ exited with 0 +++ [pid 3921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3923 ./strace-static-x86_64: Process 3923 attached [pid 3923] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3923] setpgid(0, 0) = 0 [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3923] write(3, "1000", 4) = 4 [pid 3923] close(3) = 0 [pid 3923] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3923] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3923] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3923] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3924 attached => {parent_tid=[3924]}, 88) = 3924 [pid 3924] set_robust_list(0x7f04812e39a0, 24 [pid 3923] rt_sigprocmask(SIG_SETMASK, [], [pid 3924] <... set_robust_list resumed>) = 0 [pid 3923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3924] rt_sigprocmask(SIG_SETMASK, [], [pid 3923] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3923] <... futex resumed>) = 0 [pid 3923] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3924] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3924] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3923] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3923] <... futex resumed>) = 0 [pid 3923] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3924] <... write resumed>) = 9 [pid 3924] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3923] <... futex resumed>) = 0 [pid 3923] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3923] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3924] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3923] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3924] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3924] <... futex resumed>) = 0 [pid 3924] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3923] <... clone3 resumed> => {parent_tid=[3925]}, 88) = 3925 [pid 3923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3923] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3923] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3925 attached [pid 3925] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3925] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3925] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3925] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... futex resumed>) = 0 [pid 3923] exit_group(0) = ? [pid 3924] <... futex resumed>) = ? [pid 3925] <... futex resumed>) = ? [pid 3925] +++ exited with 0 +++ [pid 3924] +++ exited with 0 +++ [pid 3923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3926 ./strace-static-x86_64: Process 3926 attached [pid 3926] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3926] setpgid(0, 0) = 0 [pid 3926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3926] write(3, "1000", 4) = 4 [pid 3926] close(3) = 0 [pid 3926] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3926] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3926] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3926] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3926] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3927 attached => {parent_tid=[3927]}, 88) = 3927 [pid 3927] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3926] rt_sigprocmask(SIG_SETMASK, [], [pid 3927] rt_sigprocmask(SIG_SETMASK, [], [pid 3926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3927] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3926] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3927] <... futex resumed>) = 0 [pid 3927] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3926] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] <... openat resumed>) = 3 [pid 3927] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3926] <... futex resumed>) = 0 [pid 3926] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3926] <... futex resumed>) = 0 [pid 3927] <... write resumed>) = 9 [pid 3926] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3926] <... futex resumed>) = 0 [pid 3926] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3926] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3926] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3926] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3927] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3926] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3927] <... write resumed>) = 10 [pid 3927] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3927] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3928 attached [pid 3926] <... clone3 resumed> => {parent_tid=[3928]}, 88) = 3928 [pid 3928] set_robust_list(0x7f04812c29a0, 24 [pid 3927] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3926] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3926] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] <... set_robust_list resumed>) = 0 [pid 3928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3928] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3928] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3926] <... futex resumed>) = 0 [pid 3926] exit_group(0 [pid 3927] <... futex resumed>) = ? [pid 3927] +++ exited with 0 +++ [pid 3926] <... exit_group resumed>) = ? [pid 3928] +++ exited with 0 +++ [pid 3926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3929 attached [pid 3929] set_robust_list(0x5555566c56a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3929 [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3929] setpgid(0, 0) = 0 [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3929] write(3, "1000", 4) = 4 [pid 3929] close(3) = 0 [pid 3929] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3929] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3929] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3930 attached => {parent_tid=[3930]}, 88) = 3930 [pid 3930] set_robust_list(0x7f04812e39a0, 24 [pid 3929] rt_sigprocmask(SIG_SETMASK, [], [pid 3930] <... set_robust_list resumed>) = 0 [pid 3929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3930] rt_sigprocmask(SIG_SETMASK, [], [pid 3929] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3929] <... futex resumed>) = 0 [pid 3930] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3929] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... openat resumed>) = 3 [pid 3930] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] <... futex resumed>) = 0 [pid 3930] <... futex resumed>) = 1 [pid 3929] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3929] <... futex resumed>) = 0 [pid 3930] <... write resumed>) = 9 [pid 3929] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3929] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3929] <... futex resumed>) = 0 [pid 3930] <... write resumed>) = 10 [pid 3929] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] <... futex resumed>) = 0 [pid 3930] <... futex resumed>) = 0 [pid 3929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3930] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] <... mmap resumed>) = 0x7f04812a2000 [pid 3929] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3931 attached [pid 3931] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3931] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] <... clone3 resumed> => {parent_tid=[3931]}, 88) = 3931 [pid 3929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3929] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 0 [pid 3929] <... futex resumed>) = 1 [pid 3931] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3931] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3931] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3929] exit_group(0) = ? [pid 3930] <... futex resumed>) = ? [pid 3931] <... futex resumed>) = ? [pid 3930] +++ exited with 0 +++ [pid 3931] +++ exited with 0 +++ [pid 3929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3932 attached [pid 3932] set_robust_list(0x5555566c56a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 3932 [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3932] setpgid(0, 0) = 0 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3932] write(3, "1000", 4) = 4 [pid 3932] close(3) = 0 [pid 3932] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3932] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3932] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3933 attached => {parent_tid=[3933]}, 88) = 3933 [pid 3933] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3933] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3933] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3932] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3933] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3933] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3933] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3933] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3933] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3933] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... futex resumed>) = 0 [pid 3932] <... futex resumed>) = 1 [pid 3933] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3933] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] exit_group(0) = ? [pid 3933] <... futex resumed>) = ? [pid 3933] +++ exited with 0 +++ [pid 3932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3934 ./strace-static-x86_64: Process 3934 attached [pid 3934] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3934] setpgid(0, 0) = 0 [pid 3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3934] write(3, "1000", 4) = 4 [pid 3934] close(3) = 0 [pid 3934] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3934] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3934] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3935]}, 88) = 3935 [pid 3934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3935 attached [pid 3935] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3935] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 0 [pid 3934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] <... futex resumed>) = 1 [pid 3935] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 0 [pid 3934] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3934] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3934] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3936 attached => {parent_tid=[3936]}, 88) = 3936 [pid 3934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3936] set_robust_list(0x7f04812c29a0, 24 [pid 3934] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3934] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] <... futex resumed>) = 1 [pid 3935] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3935] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] <... set_robust_list resumed>) = 0 [pid 3936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3936] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3936] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3934] <... futex resumed>) = 0 [pid 3934] exit_group(0 [pid 3936] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3934] <... exit_group resumed>) = ? [pid 3936] <... futex resumed>) = ? [pid 3935] <... futex resumed>) = ? [pid 3935] +++ exited with 0 +++ [pid 3936] +++ exited with 0 +++ [pid 3934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3937 attached , child_tidptr=0x5555566c5690) = 3937 [pid 3937] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3937] setpgid(0, 0) = 0 [pid 3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3937] write(3, "1000", 4) = 4 [pid 3937] close(3) = 0 [pid 3937] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3937] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3937] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3938]}, 88) = 3938 [pid 3937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3937] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3938 attached [pid 3938] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3938] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = 0 [pid 3937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3937] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] <... futex resumed>) = 1 [pid 3938] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = 0 [pid 3937] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3937] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3937] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3938] <... futex resumed>) = 1 [pid 3937] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3939]}, 88) = 3939 [pid 3938] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3937] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... write resumed>) = 10 [pid 3938] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = 0 [pid 3937] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3939 attached [pid 3939] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3939] rt_sigprocmask(SIG_SETMASK, [], [pid 3938] <... futex resumed>) = 0 [pid 3939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3939] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3939] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = 0 [pid 3937] exit_group(0) = ? [pid 3938] +++ exited with 0 +++ [pid 3939] <... futex resumed>) = ? [pid 3939] +++ exited with 0 +++ [pid 3937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3940 ./strace-static-x86_64: Process 3940 attached [pid 3940] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3940] setpgid(0, 0) = 0 [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3940] write(3, "1000", 4) = 4 [pid 3940] close(3) = 0 [pid 3940] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3940] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3940] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3940] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3941 attached => {parent_tid=[3941]}, 88) = 3941 [pid 3941] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 1 [pid 3941] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 1 [pid 3941] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3940] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3941] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3941] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] exit_group(0) = ? [pid 3941] <... futex resumed>) = ? [pid 3941] +++ exited with 0 +++ [pid 3940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3942 ./strace-static-x86_64: Process 3942 attached [pid 3942] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3942] setpgid(0, 0) = 0 [pid 3942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3942] write(3, "1000", 4) = 4 [pid 3942] close(3) = 0 [pid 3942] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3942] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3943 attached => {parent_tid=[3943]}, 88) = 3943 [pid 3943] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3942] rt_sigprocmask(SIG_SETMASK, [], [pid 3943] rt_sigprocmask(SIG_SETMASK, [], [pid 3942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3942] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3942] <... futex resumed>) = 0 [pid 3942] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] <... openat resumed>) = 3 [pid 3943] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3942] <... futex resumed>) = 0 [pid 3942] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3943] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3942] <... futex resumed>) = 0 [pid 3942] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3942] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3943] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3942] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3943] <... write resumed>) = 10 [pid 3942] <... clone3 resumed> => {parent_tid=[3944]}, 88) = 3944 [pid 3942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3942] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3944 attached [pid 3944] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3943] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3943] <... futex resumed>) = 0 [pid 3944] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3944] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... futex resumed>) = 0 [pid 3942] exit_group(0 [pid 3943] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... exit_group resumed>) = ? [pid 3943] <... futex resumed>) = ? [pid 3944] <... futex resumed>) = ? [pid 3943] +++ exited with 0 +++ [pid 3944] +++ exited with 0 +++ [pid 3942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3945 attached , child_tidptr=0x5555566c5690) = 3945 [pid 3945] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3945] setpgid(0, 0) = 0 [pid 3945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3945] write(3, "1000", 4) = 4 [pid 3945] close(3) = 0 [pid 3945] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3945] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3945] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3946 attached [pid 3946] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3946] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... clone3 resumed> => {parent_tid=[3946]}, 88) = 3946 [pid 3945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3946] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3946] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3946] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3946] <... futex resumed>) = 0 [pid 3946] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3945] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3946] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3946] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... futex resumed>) = 0 [pid 3945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3945] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3947 attached => {parent_tid=[3947]}, 88) = 3947 [pid 3947] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3947] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3945] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3947] <... futex resumed>) = 0 [pid 3947] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3947] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] exit_group(0 [pid 3946] <... futex resumed>) = ? [pid 3945] <... exit_group resumed>) = ? [pid 3946] +++ exited with 0 +++ [pid 3947] <... futex resumed>) = ? [pid 3947] +++ exited with 0 +++ [pid 3945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3948 ./strace-static-x86_64: Process 3948 attached [pid 3948] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3948] setpgid(0, 0) = 0 [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3948] write(3, "1000", 4) = 4 [pid 3948] close(3) = 0 [pid 3948] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3948] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3948] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3948] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3949 attached [pid 3949] set_robust_list(0x7f04812e39a0, 24 [pid 3948] <... clone3 resumed> => {parent_tid=[3949]}, 88) = 3949 [pid 3949] <... set_robust_list resumed>) = 0 [pid 3948] rt_sigprocmask(SIG_SETMASK, [], [pid 3949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3949] <... futex resumed>) = 0 [pid 3949] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3949] <... futex resumed>) = 0 [pid 3949] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3949] <... futex resumed>) = 0 [pid 3949] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3948] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3949] <... write resumed>) = 10 [pid 3949] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3949] <... futex resumed>) = 0 [pid 3949] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... mmap resumed>) = 0x7f04812a2000 [pid 3948] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3948] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3948] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3950 attached [pid 3950] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3950] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... clone3 resumed> => {parent_tid=[3950]}, 88) = 3950 [pid 3948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3948] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3948] <... futex resumed>) = 1 [pid 3950] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3948] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3950] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3950] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... futex resumed>) = 0 [pid 3948] exit_group(0) = ? [pid 3949] <... futex resumed>) = ? [pid 3949] +++ exited with 0 +++ [pid 3950] <... futex resumed>) = ? [pid 3950] +++ exited with 0 +++ [pid 3948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3951 attached , child_tidptr=0x5555566c5690) = 3951 [pid 3951] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3951] setpgid(0, 0) = 0 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3951] write(3, "1000", 4) = 4 [pid 3951] close(3) = 0 [pid 3951] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3951] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3951] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3952 attached [pid 3952] set_robust_list(0x7f04812e39a0, 24 [pid 3951] <... clone3 resumed> => {parent_tid=[3952]}, 88) = 3952 [pid 3952] <... set_robust_list resumed>) = 0 [pid 3951] rt_sigprocmask(SIG_SETMASK, [], [pid 3952] rt_sigprocmask(SIG_SETMASK, [], [pid 3951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3951] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3951] <... futex resumed>) = 0 [pid 3951] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... openat resumed>) = 3 [pid 3952] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3951] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3951] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3952] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3952] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3951] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3952] <... write resumed>) = 10 [pid 3952] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = 0 [pid 3952] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3951] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3953 attached [pid 3953] set_robust_list(0x7f04812c29a0, 24 [pid 3951] <... clone3 resumed> => {parent_tid=[3953]}, 88) = 3953 [pid 3953] <... set_robust_list resumed>) = 0 [pid 3953] rt_sigprocmask(SIG_SETMASK, [], [pid 3951] rt_sigprocmask(SIG_SETMASK, [], [pid 3953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3953] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3951] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3951] <... futex resumed>) = 0 [pid 3951] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3953] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] exit_group(0) = ? [pid 3953] <... futex resumed>) = ? [pid 3952] <... futex resumed>) = ? [pid 3953] +++ exited with 0 +++ [pid 3952] +++ exited with 0 +++ [pid 3951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3954 ./strace-static-x86_64: Process 3954 attached [pid 3954] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3954] setpgid(0, 0) = 0 [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3954] write(3, "1000", 4) = 4 [pid 3954] close(3) = 0 [pid 3954] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3954] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3954] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3954] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3955 attached => {parent_tid=[3955]}, 88) = 3955 [pid 3955] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3954] rt_sigprocmask(SIG_SETMASK, [], [pid 3955] rt_sigprocmask(SIG_SETMASK, [], [pid 3954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3954] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3955] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3954] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... openat resumed>) = 3 [pid 3955] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = 0 [pid 3955] <... futex resumed>) = 1 [pid 3954] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3954] <... futex resumed>) = 0 [pid 3955] <... write resumed>) = 9 [pid 3954] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3955] <... futex resumed>) = 0 [pid 3954] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3954] <... futex resumed>) = 0 [pid 3955] <... write resumed>) = 10 [pid 3954] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = 0 [pid 3955] <... futex resumed>) = 0 [pid 3954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3955] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] <... mmap resumed>) = 0x7f04812a2000 [pid 3954] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3954] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3956 attached => {parent_tid=[3956]}, 88) = 3956 [pid 3956] set_robust_list(0x7f04812c29a0, 24 [pid 3954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3956] <... set_robust_list resumed>) = 0 [pid 3954] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] rt_sigprocmask(SIG_SETMASK, [], [pid 3954] <... futex resumed>) = 0 [pid 3956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3954] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3956] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3956] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] exit_group(0) = ? [pid 3955] <... futex resumed>) = 231 [pid 3956] <... futex resumed>) = ? [pid 3955] +++ exited with 0 +++ [pid 3956] +++ exited with 0 +++ [pid 3954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3957 attached , child_tidptr=0x5555566c5690) = 3957 [pid 3957] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3957] setpgid(0, 0) = 0 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3957] write(3, "1000", 4) = 4 [pid 3957] close(3) = 0 [pid 3957] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3957] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3958 attached => {parent_tid=[3958]}, 88) = 3958 [pid 3957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3957] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3958] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3958] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3958] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3957] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3958] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3958] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3957] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3957] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3959]}, 88) = 3959 [pid 3957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3957] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3959 attached [pid 3959] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3959] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3959] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = 0 [pid 3959] <... futex resumed>) = 1 [pid 3959] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3958] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3958] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] exit_group(0) = ? [pid 3959] <... futex resumed>) = ? [pid 3959] +++ exited with 0 +++ [pid 3958] <... futex resumed>) = 231 [pid 3958] +++ exited with 0 +++ [pid 3957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3960 ./strace-static-x86_64: Process 3960 attached [pid 3960] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3960] setpgid(0, 0) = 0 [pid 3960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3960] write(3, "1000", 4) = 4 [pid 3960] close(3) = 0 [pid 3960] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3960] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3960] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3961]}, 88) = 3961 ./strace-static-x86_64: Process 3961 attached [pid 3961] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3961] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3960] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3961] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3961] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... futex resumed>) = 0 [pid 3960] <... futex resumed>) = 1 [pid 3961] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3961] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3961] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3960] exit_group(0) = ? [pid 3961] <... futex resumed>) = ? [pid 3961] +++ exited with 0 +++ [pid 3960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3962 ./strace-static-x86_64: Process 3962 attached [pid 3962] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] write(3, "1000", 4) = 4 [pid 3962] close(3) = 0 [pid 3962] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3962] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3962] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3962] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3963 attached => {parent_tid=[3963]}, 88) = 3963 [pid 3963] set_robust_list(0x7f04812e39a0, 24 [pid 3962] rt_sigprocmask(SIG_SETMASK, [], [pid 3963] <... set_robust_list resumed>) = 0 [pid 3962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3962] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3963] rt_sigprocmask(SIG_SETMASK, [], [pid 3962] <... futex resumed>) = 0 [pid 3962] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3963] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3963] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3962] <... futex resumed>) = 0 [pid 3963] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3962] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3963] <... write resumed>) = 9 [pid 3962] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3963] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3962] <... futex resumed>) = 0 [pid 3963] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3962] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3963] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3963] <... write resumed>) = 10 [pid 3962] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3963] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... mprotect resumed>) = 0 [pid 3962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3963] <... futex resumed>) = 0 [pid 3962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3963] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3964 attached [pid 3964] set_robust_list(0x7f04812c29a0, 24 [pid 3962] <... clone3 resumed> => {parent_tid=[3964]}, 88) = 3964 [pid 3964] <... set_robust_list resumed>) = 0 [pid 3962] rt_sigprocmask(SIG_SETMASK, [], [pid 3964] rt_sigprocmask(SIG_SETMASK, [], [pid 3962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3962] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3962] <... futex resumed>) = 0 [pid 3964] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3962] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3962] <... futex resumed>) = 0 [pid 3964] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] exit_group(0) = ? [pid 3964] <... futex resumed>) = ? [pid 3963] <... futex resumed>) = ? [pid 3964] +++ exited with 0 +++ [pid 3963] +++ exited with 0 +++ [pid 3962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3965 ./strace-static-x86_64: Process 3965 attached [pid 3965] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3965] setpgid(0, 0) = 0 [pid 3965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3965] write(3, "1000", 4) = 4 [pid 3965] close(3) = 0 [pid 3965] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3965] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3965] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3966 attached => {parent_tid=[3966]}, 88) = 3966 [pid 3966] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3966] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3966] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3965] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3966] <... futex resumed>) = 0 [pid 3965] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3966] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3966] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3965] <... futex resumed>) = 0 [pid 3966] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3965] <... futex resumed>) = 0 [pid 3966] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3965] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3966] <... write resumed>) = 9 [pid 3966] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3966] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] <... futex resumed>) = 0 [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3965] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3965] <... futex resumed>) = 0 [pid 3966] <... write resumed>) = 10 [pid 3965] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] <... futex resumed>) = 0 [pid 3966] <... futex resumed>) = 0 [pid 3965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3966] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] <... mmap resumed>) = 0x7f04812a2000 [pid 3965] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3967]}, 88) = 3967 ./strace-static-x86_64: Process 3967 attached [pid 3965] rt_sigprocmask(SIG_SETMASK, [], [pid 3967] set_robust_list(0x7f04812c29a0, 24 [pid 3965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3967] <... set_robust_list resumed>) = 0 [pid 3967] rt_sigprocmask(SIG_SETMASK, [], [pid 3965] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3965] <... futex resumed>) = 0 [pid 3967] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3965] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3967] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3965] <... futex resumed>) = 0 [pid 3967] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] exit_group(0) = ? [pid 3966] <... futex resumed>) = ? [pid 3966] +++ exited with 0 +++ [pid 3967] <... futex resumed>) = ? [pid 3967] +++ exited with 0 +++ [pid 3965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3968 ./strace-static-x86_64: Process 3968 attached [pid 3968] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3968] setpgid(0, 0) = 0 [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3968] write(3, "1000", 4) = 4 [pid 3968] close(3) = 0 [pid 3968] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3968] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3968] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3968] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3969 attached => {parent_tid=[3969]}, 88) = 3969 [pid 3969] set_robust_list(0x7f04812e39a0, 24 [pid 3968] rt_sigprocmask(SIG_SETMASK, [], [pid 3969] <... set_robust_list resumed>) = 0 [pid 3968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3969] rt_sigprocmask(SIG_SETMASK, [], [pid 3968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3968] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3969] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 0 [pid 3969] <... futex resumed>) = 1 [pid 3968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3968] <... futex resumed>) = 0 [pid 3968] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3969] <... write resumed>) = 9 [pid 3969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3969] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3969] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3968] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... write resumed>) = 10 [pid 3968] <... futex resumed>) = 0 [pid 3969] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3969] <... futex resumed>) = 0 [pid 3968] <... mmap resumed>) = 0x7f04812a2000 [pid 3969] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3968] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3968] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3970 attached => {parent_tid=[3970]}, 88) = 3970 [pid 3970] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3968] rt_sigprocmask(SIG_SETMASK, [], [pid 3970] rt_sigprocmask(SIG_SETMASK, [], [pid 3968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3968] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3968] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3970] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3968] exit_group(0 [pid 3970] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] <... exit_group resumed>) = ? [pid 3969] <... futex resumed>) = ? [pid 3969] +++ exited with 0 +++ [pid 3970] <... futex resumed>) = ? [pid 3970] +++ exited with 0 +++ [pid 3968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3971 attached , child_tidptr=0x5555566c5690) = 3971 [pid 3971] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3971] setpgid(0, 0) = 0 [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3971] write(3, "1000", 4) = 4 [pid 3971] close(3) = 0 [pid 3971] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3971] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3971] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3972 attached => {parent_tid=[3972]}, 88) = 3972 [pid 3972] set_robust_list(0x7f04812e39a0, 24 [pid 3971] rt_sigprocmask(SIG_SETMASK, [], [pid 3972] <... set_robust_list resumed>) = 0 [pid 3971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3972] rt_sigprocmask(SIG_SETMASK, [], [pid 3971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3971] <... futex resumed>) = 0 [pid 3971] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3972] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3971] <... futex resumed>) = 0 [pid 3972] <... write resumed>) = 9 [pid 3971] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3972] <... futex resumed>) = 0 [pid 3971] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3971] <... futex resumed>) = 0 [pid 3972] <... write resumed>) = 10 [pid 3971] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3972] <... futex resumed>) = 0 [pid 3971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3972] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... mmap resumed>) = 0x7f04812a2000 [pid 3971] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3973 attached => {parent_tid=[3973]}, 88) = 3973 [pid 3973] set_robust_list(0x7f04812c29a0, 24 [pid 3971] rt_sigprocmask(SIG_SETMASK, [], [pid 3973] <... set_robust_list resumed>) = 0 [pid 3971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3973] rt_sigprocmask(SIG_SETMASK, [], [pid 3971] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3971] <... futex resumed>) = 0 [pid 3971] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3973] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3973] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] exit_group(0) = ? [pid 3972] <... futex resumed>) = ? [pid 3973] <... futex resumed>) = ? [pid 3972] +++ exited with 0 +++ [pid 3973] +++ exited with 0 +++ [pid 3971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3974 ./strace-static-x86_64: Process 3974 attached [pid 3974] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3974] setpgid(0, 0) = 0 [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3974] write(3, "1000", 4) = 4 [pid 3974] close(3) = 0 [pid 3974] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3974] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3974] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3974] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3975 attached [pid 3975] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] <... clone3 resumed> => {parent_tid=[3975]}, 88) = 3975 [pid 3974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3975] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3974] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3975] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3974] <... futex resumed>) = 0 [pid 3975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3975] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3974] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... write resumed>) = 10 [pid 3974] <... futex resumed>) = 0 [pid 3974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3975] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... mmap resumed>) = 0x7f04812a2000 [pid 3975] <... futex resumed>) = 0 [pid 3974] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 3975] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] <... mprotect resumed>) = 0 [pid 3974] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3974] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3976]}, 88) = 3976 [pid 3974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3974] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3974] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3976 attached [pid 3976] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3976] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3976] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... futex resumed>) = 0 [pid 3974] exit_group(0) = ? [pid 3975] <... futex resumed>) = ? [pid 3975] +++ exited with 0 +++ [pid 3976] <... futex resumed>) = ? [pid 3976] +++ exited with 0 +++ [pid 3974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3977 ./strace-static-x86_64: Process 3977 attached [pid 3977] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3977] setpgid(0, 0) = 0 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3977] write(3, "1000", 4) = 4 [pid 3977] close(3) = 0 [pid 3977] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3977] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3978 attached => {parent_tid=[3978]}, 88) = 3978 [pid 3978] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3978] <... futex resumed>) = 0 [pid 3978] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3977] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3978] <... openat resumed>) = 3 [pid 3978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3978] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3977] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3978] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3977] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3978] <... write resumed>) = 10 [pid 3977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3978] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] <... clone3 resumed> => {parent_tid=[3979]}, 88) = 3979 [pid 3977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3977] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3979 attached [pid 3979] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3979] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3979] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = 0 [pid 3977] exit_group(0 [pid 3978] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... exit_group resumed>) = ? [pid 3979] <... futex resumed>) = ? [pid 3979] +++ exited with 0 +++ [pid 3978] <... futex resumed>) = ? [pid 3978] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3980 ./strace-static-x86_64: Process 3980 attached [pid 3980] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3980] write(3, "1000", 4) = 4 [pid 3980] close(3) = 0 [pid 3980] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3980] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3980] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3981 attached [pid 3981] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3981] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] <... clone3 resumed> => {parent_tid=[3981]}, 88) = 3981 [pid 3980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3980] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 1 [pid 3981] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3980] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] <... openat resumed>) = 3 [pid 3981] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3980] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3981] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3980] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3981] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3980] <... mmap resumed>) = 0x7f04812a2000 [pid 3981] <... write resumed>) = 10 [pid 3980] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3980] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 3981] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] <... clone3 resumed> => {parent_tid=[3982]}, 88) = 3982 [pid 3981] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3980] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3982 attached [pid 3982] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3982] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3982] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... futex resumed>) = 0 [pid 3980] exit_group(0) = ? [pid 3982] <... futex resumed>) = ? [pid 3982] +++ exited with 0 +++ [pid 3981] <... futex resumed>) = ? [pid 3981] +++ exited with 0 +++ [pid 3980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3983 attached , child_tidptr=0x5555566c5690) = 3983 [pid 3983] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3983] setpgid(0, 0) = 0 [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3983] write(3, "1000", 4) = 4 [pid 3983] close(3) = 0 [pid 3983] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3983] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3983] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3984]}, 88) = 3984 [pid 3983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3983] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3984 attached [pid 3984] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3984] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3984] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] <... futex resumed>) = 0 [pid 3983] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] <... futex resumed>) = 1 [pid 3984] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3984] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] <... futex resumed>) = 0 [pid 3983] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3983] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3983] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3985]}, 88) = 3985 [pid 3983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3983] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] <... futex resumed>) = 1 [pid 3984] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3984] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3984] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3985 attached [pid 3985] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3985] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3985] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] <... futex resumed>) = 0 [pid 3983] exit_group(0) = ? [pid 3984] <... futex resumed>) = ? [pid 3985] <... futex resumed>) = 231 [pid 3984] +++ exited with 0 +++ [pid 3985] +++ exited with 0 +++ [pid 3983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3986 ./strace-static-x86_64: Process 3986 attached [pid 3986] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3986] write(3, "1000", 4) = 4 [pid 3986] close(3) = 0 [pid 3986] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3986] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3986] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3986] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3987 attached => {parent_tid=[3987]}, 88) = 3987 [pid 3987] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3987] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3986] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 3986] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] <... openat resumed>) = 3 [pid 3987] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] <... futex resumed>) = 0 [pid 3986] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3987] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3987] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3987] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] exit_group(0) = ? [pid 3987] <... futex resumed>) = ? [pid 3987] +++ exited with 0 +++ [pid 3986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3988 ./strace-static-x86_64: Process 3988 attached [pid 3988] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3988] setpgid(0, 0) = 0 [pid 3988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3988] write(3, "1000", 4) = 4 [pid 3988] close(3) = 0 [pid 3988] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3988] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3988] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3989 attached [pid 3989] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3989] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... clone3 resumed> => {parent_tid=[3989]}, 88) = 3989 [pid 3988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3988] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3988] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] <... futex resumed>) = 0 [pid 3989] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3989] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3988] <... futex resumed>) = 0 [pid 3988] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3988] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3989] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 0 [pid 3988] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3988] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3988] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3990]}, 88) = 3990 [pid 3988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3988] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3988] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] <... futex resumed>) = 1 [pid 3989] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3989] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3989] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3990 attached [pid 3990] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3990] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3990] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3988] <... futex resumed>) = 0 [pid 3988] exit_group(0) = ? [pid 3989] <... futex resumed>) = ? [pid 3989] +++ exited with 0 +++ [pid 3990] +++ exited with 0 +++ [pid 3988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3991 ./strace-static-x86_64: Process 3991 attached [pid 3991] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3991] setpgid(0, 0) = 0 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3991] write(3, "1000", 4) = 4 [pid 3991] close(3) = 0 [pid 3991] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3991] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[3992]}, 88) = 3992 [pid 3991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3991] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3992 attached [pid 3992] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3992] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3992] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = 0 [pid 3991] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] <... futex resumed>) = 1 [pid 3992] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3992] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = 0 [pid 3991] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3991] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[3993]}, 88) = 3993 [pid 3991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3991] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] <... futex resumed>) = 1 [pid 3992] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3992] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3993 attached [pid 3993] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 3993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3993] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3993] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = 0 [pid 3991] exit_group(0) = ? [pid 3992] <... futex resumed>) = ? [pid 3993] <... futex resumed>) = ? [pid 3992] +++ exited with 0 +++ [pid 3993] +++ exited with 0 +++ [pid 3991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3994 ./strace-static-x86_64: Process 3994 attached [pid 3994] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3994] setpgid(0, 0) = 0 [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3994] write(3, "1000", 4) = 4 [pid 3994] close(3) = 0 [pid 3994] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3994] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3994] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3994] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3995 attached => {parent_tid=[3995]}, 88) = 3995 [pid 3995] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 3995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3995] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3994] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3995] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3994] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3995] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3995] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 3995] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3995] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 3995] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] <... futex resumed>) = 0 [pid 3994] <... futex resumed>) = 1 [pid 3995] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 3995] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] exit_group(0) = ? [pid 3995] <... futex resumed>) = ? [pid 3995] +++ exited with 0 +++ [pid 3994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 3996 ./strace-static-x86_64: Process 3996 attached [pid 3996] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3996] setpgid(0, 0) = 0 [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3996] write(3, "1000", 4) = 4 [pid 3996] close(3) = 0 [pid 3996] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3996] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3996] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 3997 attached => {parent_tid=[3997]}, 88) = 3997 [pid 3997] set_robust_list(0x7f04812e39a0, 24 [pid 3996] rt_sigprocmask(SIG_SETMASK, [], [pid 3997] <... set_robust_list resumed>) = 0 [pid 3996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3997] rt_sigprocmask(SIG_SETMASK, [], [pid 3996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3996] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 3997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3996] <... futex resumed>) = 0 [pid 3997] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 3996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... write resumed>) = 9 [pid 3996] <... futex resumed>) = 0 [pid 3997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3996] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... write resumed>) = 10 [pid 3996] <... futex resumed>) = 0 [pid 3997] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3997] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3996] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 3998 attached => {parent_tid=[3998]}, 88) = 3998 [pid 3998] set_robust_list(0x7f04812c29a0, 24 [pid 3996] rt_sigprocmask(SIG_SETMASK, [], [pid 3998] <... set_robust_list resumed>) = 0 [pid 3998] rt_sigprocmask(SIG_SETMASK, [], [pid 3996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3996] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3996] <... futex resumed>) = 0 [pid 3996] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 3998] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3996] <... futex resumed>) = 0 [pid 3998] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3996] exit_group(0) = ? [pid 3998] <... futex resumed>) = ? [pid 3998] +++ exited with 0 +++ [pid 3997] <... futex resumed>) = ? [pid 3997] +++ exited with 0 +++ [pid 3996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3999 attached , child_tidptr=0x5555566c5690) = 3999 [pid 3999] set_robust_list(0x5555566c56a0, 24) = 0 [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3999] setpgid(0, 0) = 0 [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3999] write(3, "1000", 4) = 4 [pid 3999] close(3) = 0 [pid 3999] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3999] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 3999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 3999] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4000 attached => {parent_tid=[4000]}, 88) = 4000 [pid 4000] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4000] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4000] <... futex resumed>) = 0 [pid 4000] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4000] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4000] <... futex resumed>) = 0 [pid 4000] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4000] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4000] <... futex resumed>) = 0 [pid 4000] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 3999] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... write resumed>) = 10 [pid 4000] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4000] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] <... futex resumed>) = 0 [pid 3999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 3999] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4001 attached [pid 4001] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4001] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] <... clone3 resumed> => {parent_tid=[4001]}, 88) = 4001 [pid 3999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3999] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4001] <... futex resumed>) = 0 [pid 4001] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4001] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4001] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] exit_group(0 [pid 4000] <... futex resumed>) = ? [pid 3999] <... exit_group resumed>) = ? [pid 4000] +++ exited with 0 +++ [pid 4001] <... futex resumed>) = ? [pid 4001] +++ exited with 0 +++ [pid 3999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4002 ./strace-static-x86_64: Process 4002 attached [pid 4002] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4002] setpgid(0, 0) = 0 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4002] write(3, "1000", 4) = 4 [pid 4002] close(3) = 0 [pid 4002] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4002] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4003]}, 88) = 4003 [pid 4002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4003 attached [pid 4003] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4003] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 0 [pid 4002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4003] <... futex resumed>) = 1 [pid 4003] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 0 [pid 4002] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4002] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4004]}, 88) = 4004 [pid 4002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4002] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4004 attached [pid 4003] <... futex resumed>) = 1 [pid 4003] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4003] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4003] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4004] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4004] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4004] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 0 [pid 4002] exit_group(0) = ? [pid 4003] <... futex resumed>) = ? [pid 4004] <... futex resumed>) = ? [pid 4003] +++ exited with 0 +++ [pid 4004] +++ exited with 0 +++ [pid 4002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4005 ./strace-static-x86_64: Process 4005 attached [pid 4005] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4005] setpgid(0, 0) = 0 [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4005] write(3, "1000", 4) = 4 [pid 4005] close(3) = 0 [pid 4005] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4005] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4005] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4006 attached => {parent_tid=[4006]}, 88) = 4006 [pid 4006] set_robust_list(0x7f04812e39a0, 24 [pid 4005] rt_sigprocmask(SIG_SETMASK, [], [pid 4006] <... set_robust_list resumed>) = 0 [pid 4005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4006] rt_sigprocmask(SIG_SETMASK, [], [pid 4005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4005] <... futex resumed>) = 0 [pid 4005] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4006] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... write resumed>) = 9 [pid 4005] <... futex resumed>) = 0 [pid 4006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] <... futex resumed>) = 0 [pid 4005] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4005] <... futex resumed>) = 0 [pid 4005] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4005] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4007 attached [pid 4007] set_robust_list(0x7f04812c29a0, 24 [pid 4005] <... clone3 resumed> => {parent_tid=[4007]}, 88) = 4007 [pid 4007] <... set_robust_list resumed>) = 0 [pid 4005] rt_sigprocmask(SIG_SETMASK, [], [pid 4007] rt_sigprocmask(SIG_SETMASK, [], [pid 4005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4005] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4007] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4005] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4007] <... write resumed>) = 10 [pid 4007] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4007] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4006] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4006] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4006] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] exit_group(0) = ? [pid 4007] <... futex resumed>) = ? [pid 4006] <... futex resumed>) = ? [pid 4007] +++ exited with 0 +++ [pid 4006] +++ exited with 0 +++ [pid 4005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4008 ./strace-static-x86_64: Process 4008 attached [pid 4008] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4008] setpgid(0, 0) = 0 [pid 4008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4008] write(3, "1000", 4) = 4 [pid 4008] close(3) = 0 [pid 4008] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4008] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4008] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4008] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4008] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4008] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4009 attached => {parent_tid=[4009]}, 88) = 4009 [pid 4009] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4008] rt_sigprocmask(SIG_SETMASK, [], [pid 4009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4009] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4009] <... openat resumed>) = 3 [pid 4009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] <... futex resumed>) = 0 [pid 4008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4009] <... futex resumed>) = 0 [pid 4009] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4009] <... futex resumed>) = 0 [pid 4009] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4009] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4009] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4009] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4008] exit_group(0) = ? [pid 4009] <... futex resumed>) = ? [pid 4009] +++ exited with 0 +++ [pid 4008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4010 attached , child_tidptr=0x5555566c5690) = 4010 [pid 4010] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4010] setpgid(0, 0) = 0 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4010] write(3, "1000", 4) = 4 [pid 4010] close(3) = 0 [pid 4010] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4010] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4010] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4010] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4010] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4011 attached [pid 4011] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] <... clone3 resumed> => {parent_tid=[4011]}, 88) = 4011 [pid 4010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4011] <... futex resumed>) = 0 [pid 4011] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... openat resumed>) = 3 [pid 4011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4011] <... futex resumed>) = 0 [pid 4011] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4011] <... futex resumed>) = 0 [pid 4011] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = 0 [pid 4010] <... futex resumed>) = 1 [pid 4011] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4011] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4011] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4010] exit_group(0) = ? [pid 4011] <... futex resumed>) = ? [pid 4011] +++ exited with 0 +++ [pid 4010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4012 ./strace-static-x86_64: Process 4012 attached [pid 4012] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4012] setpgid(0, 0) = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4012] write(3, "1000", 4) = 4 [pid 4012] close(3) = 0 [pid 4012] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4012] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4012] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4013 attached => {parent_tid=[4013]}, 88) = 4013 [pid 4013] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4013] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4012] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... openat resumed>) = 3 [pid 4013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4013] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 1 [pid 4013] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4012] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4013] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4013] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] <... futex resumed>) = 0 [pid 4012] exit_group(0) = ? [pid 4013] <... futex resumed>) = ? [pid 4013] +++ exited with 0 +++ [pid 4012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4014 ./strace-static-x86_64: Process 4014 attached [pid 4014] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4014] setpgid(0, 0) = 0 [pid 4014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4014] write(3, "1000", 4) = 4 [pid 4014] close(3) = 0 [pid 4014] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4014] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4014] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4015]}, 88) = 4015 [pid 4014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4014] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4015 attached [pid 4015] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4015] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4015] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = 1 [pid 4014] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4014] <... futex resumed>) = 0 [pid 4014] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] <... write resumed>) = 9 [pid 4015] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4014] <... futex resumed>) = 0 [pid 4014] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4014] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4015] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4015] <... write resumed>) = 10 [pid 4014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 4015] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... clone3 resumed> => {parent_tid=[4016]}, 88) = 4016 [pid 4015] <... futex resumed>) = 0 [pid 4014] rt_sigprocmask(SIG_SETMASK, [], [pid 4015] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4014] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4016 attached [pid 4016] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4016] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4016] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... futex resumed>) = 0 [pid 4014] exit_group(0) = ? [pid 4015] <... futex resumed>) = ? [pid 4016] <... futex resumed>) = ? [pid 4015] +++ exited with 0 +++ [pid 4016] +++ exited with 0 +++ [pid 4014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4017 ./strace-static-x86_64: Process 4017 attached [pid 4017] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4017] setpgid(0, 0) = 0 [pid 4017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4017] write(3, "1000", 4) = 4 [pid 4017] close(3) = 0 [pid 4017] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4017] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4017] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4017] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4017] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4018 attached => {parent_tid=[4018]}, 88) = 4018 [pid 4018] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4018] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4017] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4018] <... futex resumed>) = 0 [pid 4017] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4018] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4017] <... futex resumed>) = 0 [pid 4017] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4017] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4018] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4017] <... futex resumed>) = 0 [pid 4017] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4017] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4017] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4017] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4019]}, 88) = 4019 [pid 4017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4017] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4017] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4018] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4018] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4019 attached [pid 4019] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4019] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4019] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4017] <... futex resumed>) = 0 [pid 4017] exit_group(0) = ? [pid 4019] +++ exited with 0 +++ [pid 4018] <... futex resumed>) = ? [pid 4018] +++ exited with 0 +++ [pid 4017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4020 ./strace-static-x86_64: Process 4020 attached [pid 4020] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4020] setpgid(0, 0) = 0 [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4020] write(3, "1000", 4) = 4 [pid 4020] close(3) = 0 [pid 4020] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4020] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4021]}, 88) = 4021 [pid 4020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4020] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4021 attached [pid 4021] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4021] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4021] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = 0 [pid 4020] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4021] <... futex resumed>) = 1 [pid 4021] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4021] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = 0 [pid 4020] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4020] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4022]}, 88) = 4022 [pid 4020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4020] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4021] <... futex resumed>) = 1 [pid 4021] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4021] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4021] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4022 attached [pid 4022] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4022] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4022] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = 0 [pid 4020] exit_group(0) = ? [pid 4021] <... futex resumed>) = ? [pid 4022] <... futex resumed>) = ? [pid 4021] +++ exited with 0 +++ [pid 4022] +++ exited with 0 +++ [pid 4020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4023 ./strace-static-x86_64: Process 4023 attached [pid 4023] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4023] setpgid(0, 0) = 0 [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4023] write(3, "1000", 4) = 4 [pid 4023] close(3) = 0 [pid 4023] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4023] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4024 attached => {parent_tid=[4024]}, 88) = 4024 [pid 4024] set_robust_list(0x7f04812e39a0, 24 [pid 4023] rt_sigprocmask(SIG_SETMASK, [], [pid 4024] <... set_robust_list resumed>) = 0 [pid 4023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4024] rt_sigprocmask(SIG_SETMASK, [], [pid 4023] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4023] <... futex resumed>) = 0 [pid 4023] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4024] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... futex resumed>) = 0 [pid 4024] <... futex resumed>) = 1 [pid 4023] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4024] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... futex resumed>) = 0 [pid 4023] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4023] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4025 attached => {parent_tid=[4025]}, 88) = 4025 [pid 4023] rt_sigprocmask(SIG_SETMASK, [], [pid 4025] set_robust_list(0x7f04812c29a0, 24 [pid 4023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4023] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... set_robust_list resumed>) = 0 [pid 4024] <... futex resumed>) = 1 [pid 4024] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4024] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4024] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4025] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4025] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4023] <... futex resumed>) = 0 [pid 4023] exit_group(0) = ? [pid 4024] <... futex resumed>) = ? [pid 4024] +++ exited with 0 +++ [pid 4025] +++ exited with 0 +++ [pid 4023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4026 attached , child_tidptr=0x5555566c5690) = 4026 [pid 4026] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4026] setpgid(0, 0) = 0 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4026] write(3, "1000", 4) = 4 [pid 4026] close(3) = 0 [pid 4026] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4026] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4026] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4026] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4027 attached => {parent_tid=[4027]}, 88) = 4027 [pid 4027] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4027] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4026] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4027] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4027] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4027] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4027] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4027] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4027] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4027] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4027] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] exit_group(0) = ? [pid 4027] <... futex resumed>) = ? [pid 4027] +++ exited with 0 +++ [pid 4026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4028 ./strace-static-x86_64: Process 4028 attached [pid 4028] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4028] setpgid(0, 0) = 0 [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4028] write(3, "1000", 4) = 4 [pid 4028] close(3) = 0 [pid 4028] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4028] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4028] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4029 attached => {parent_tid=[4029]}, 88) = 4029 [pid 4029] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4029] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4028] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4029] <... futex resumed>) = 0 [pid 4029] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4029] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4029] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4028] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4028] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] <... futex resumed>) = 0 [pid 4029] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4029] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4029] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4028] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... write resumed>) = 10 [pid 4028] <... futex resumed>) = 0 [pid 4029] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = 0 [pid 4029] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4028] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4030]}, 88) = 4030 ./strace-static-x86_64: Process 4030 attached [pid 4028] rt_sigprocmask(SIG_SETMASK, [], [pid 4030] set_robust_list(0x7f04812c29a0, 24 [pid 4028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4028] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... set_robust_list resumed>) = 0 [pid 4028] <... futex resumed>) = 0 [pid 4030] rt_sigprocmask(SIG_SETMASK, [], [pid 4028] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4030] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4030] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4030] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] exit_group(0 [pid 4029] <... futex resumed>) = ? [pid 4028] <... exit_group resumed>) = ? [pid 4030] <... futex resumed>) = ? [pid 4029] +++ exited with 0 +++ [pid 4030] +++ exited with 0 +++ [pid 4028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4031 ./strace-static-x86_64: Process 4031 attached [pid 4031] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4031] setpgid(0, 0) = 0 [pid 4031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4031] write(3, "1000", 4) = 4 [pid 4031] close(3) = 0 [pid 4031] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4031] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4031] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4032]}, 88) = 4032 ./strace-static-x86_64: Process 4032 attached [pid 4031] rt_sigprocmask(SIG_SETMASK, [], [pid 4032] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4031] <... futex resumed>) = 0 [pid 4032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4031] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4031] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4032] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4031] <... futex resumed>) = 0 [pid 4031] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4031] <... futex resumed>) = 0 [pid 4032] <... write resumed>) = 10 [pid 4031] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = 0 [pid 4032] <... futex resumed>) = 0 [pid 4031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4032] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4031] <... mmap resumed>) = 0x7f04812a2000 [pid 4031] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4033 attached => {parent_tid=[4033]}, 88) = 4033 [pid 4031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4033] set_robust_list(0x7f04812c29a0, 24 [pid 4031] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... set_robust_list resumed>) = 0 [pid 4031] <... futex resumed>) = 0 [pid 4033] rt_sigprocmask(SIG_SETMASK, [], [pid 4031] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4033] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4033] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4031] exit_group(0) = ? [pid 4032] <... futex resumed>) = ? [pid 4032] +++ exited with 0 +++ [pid 4033] +++ exited with 0 +++ [pid 4031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4034 ./strace-static-x86_64: Process 4034 attached [pid 4034] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4034] setpgid(0, 0) = 0 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4034] write(3, "1000", 4) = 4 [pid 4034] close(3) = 0 [pid 4034] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4034] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4034] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4034] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4035 attached => {parent_tid=[4035]}, 88) = 4035 [pid 4035] set_robust_list(0x7f04812e39a0, 24 [pid 4034] rt_sigprocmask(SIG_SETMASK, [], [pid 4035] <... set_robust_list resumed>) = 0 [pid 4035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4035] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4034] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4035] <... futex resumed>) = 0 [pid 4035] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4035] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4035] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4035] <... futex resumed>) = 0 [pid 4034] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4035] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4035] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4035] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4035] <... futex resumed>) = 0 [pid 4035] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4035] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4035] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4035] <... futex resumed>) = 0 [pid 4034] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4035] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4035] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4035] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] exit_group(0) = ? [pid 4035] <... futex resumed>) = ? [pid 4035] +++ exited with 0 +++ [pid 4034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4036 ./strace-static-x86_64: Process 4036 attached [pid 4036] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4036] setpgid(0, 0) = 0 [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4036] write(3, "1000", 4) = 4 [pid 4036] close(3) = 0 [pid 4036] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4036] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4036] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4037 attached => {parent_tid=[4037]}, 88) = 4037 [pid 4037] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4037] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4036] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4037] <... futex resumed>) = 0 [pid 4036] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4037] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4037] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] <... futex resumed>) = 0 [pid 4036] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 1 [pid 4037] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4036] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] <... write resumed>) = 9 [pid 4037] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4037] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 1 [pid 4037] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4036] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... write resumed>) = 10 [pid 4036] <... futex resumed>) = 0 [pid 4037] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4037] <... futex resumed>) = 0 [pid 4036] <... mmap resumed>) = 0x7f04812a2000 [pid 4037] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4038 attached => {parent_tid=[4038]}, 88) = 4038 [pid 4038] set_robust_list(0x7f04812c29a0, 24 [pid 4036] rt_sigprocmask(SIG_SETMASK, [], [pid 4038] <... set_robust_list resumed>) = 0 [pid 4036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4038] rt_sigprocmask(SIG_SETMASK, [], [pid 4036] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4038] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4036] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4038] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4036] exit_group(0 [pid 4038] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] <... exit_group resumed>) = ? [pid 4037] <... futex resumed>) = ? [pid 4037] +++ exited with 0 +++ [pid 4038] <... futex resumed>) = ? [pid 4038] +++ exited with 0 +++ [pid 4036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4039 ./strace-static-x86_64: Process 4039 attached [pid 4039] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4039] setpgid(0, 0) = 0 [pid 4039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4039] write(3, "1000", 4) = 4 [pid 4039] close(3) = 0 [pid 4039] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4039] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4039] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4039] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4040 attached => {parent_tid=[4040]}, 88) = 4040 [pid 4040] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4040] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4039] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4040] <... futex resumed>) = 0 [pid 4040] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4039] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4040] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4040] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4040] <... futex resumed>) = 0 [pid 4040] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4040] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4040] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4040] <... futex resumed>) = 0 [pid 4040] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4040] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4040] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... futex resumed>) = 0 [pid 4039] <... futex resumed>) = 1 [pid 4040] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4040] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4040] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] exit_group(0) = ? [pid 4040] <... futex resumed>) = ? [pid 4040] +++ exited with 0 +++ [pid 4039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4041 ./strace-static-x86_64: Process 4041 attached [pid 4041] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4041] setpgid(0, 0) = 0 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4041] write(3, "1000", 4) = 4 [pid 4041] close(3) = 0 [pid 4041] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4041] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4041] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4041] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4041] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4041] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4042 attached => {parent_tid=[4042]}, 88) = 4042 [pid 4042] set_robust_list(0x7f04812e39a0, 24 [pid 4041] rt_sigprocmask(SIG_SETMASK, [], [pid 4042] <... set_robust_list resumed>) = 0 [pid 4042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 1 [pid 4042] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] <... openat resumed>) = 3 [pid 4042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4042] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4042] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4041] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4042] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4041] <... futex resumed>) = 0 [pid 4042] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] exit_group(0) = ? [pid 4042] <... futex resumed>) = ? [pid 4042] +++ exited with 0 +++ [pid 4041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4043 ./strace-static-x86_64: Process 4043 attached [pid 4043] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4043] setpgid(0, 0) = 0 [pid 4043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4043] write(3, "1000", 4) = 4 [pid 4043] close(3) = 0 [pid 4043] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4043] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4044]}, 88) = 4044 [pid 4043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4044 attached [pid 4044] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4044] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] <... futex resumed>) = 0 [pid 4043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] <... futex resumed>) = 1 [pid 4044] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] <... futex resumed>) = 0 [pid 4043] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4043] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 4044] <... futex resumed>) = 1 [pid 4043] <... clone3 resumed> => {parent_tid=[4045]}, 88) = 4045 [pid 4044] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4043] rt_sigprocmask(SIG_SETMASK, [], [pid 4044] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4043] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4043] <... futex resumed>) = 0 [pid 4043] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4045 attached [pid 4045] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4045] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4045] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4043] <... futex resumed>) = 0 [pid 4045] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4043] exit_group(0) = ? [pid 4044] <... futex resumed>) = ? [pid 4044] +++ exited with 0 +++ [pid 4045] <... futex resumed>) = ? [pid 4045] +++ exited with 0 +++ [pid 4043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4046 ./strace-static-x86_64: Process 4046 attached [pid 4046] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4046] setpgid(0, 0) = 0 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4046] write(3, "1000", 4) = 4 [pid 4046] close(3) = 0 [pid 4046] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4046] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4046] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4046] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4047 attached => {parent_tid=[4047]}, 88) = 4047 [pid 4047] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4047] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4046] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4047] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4047] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4047] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4047] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4047] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4047] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4047] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4047] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4047] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4047] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4047] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4047] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] exit_group(0) = ? [pid 4047] <... futex resumed>) = ? [pid 4047] +++ exited with 0 +++ [pid 4046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4048 ./strace-static-x86_64: Process 4048 attached [pid 4048] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4048] setpgid(0, 0) = 0 [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4048] write(3, "1000", 4) = 4 [pid 4048] close(3) = 0 [pid 4048] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4048] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4048] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4049]}, 88) = 4049 [pid 4048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4048] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4049 attached [pid 4049] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4049] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4049] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = 0 [pid 4048] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4049] <... futex resumed>) = 1 [pid 4049] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4049] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = 0 [pid 4048] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4048] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4049] <... futex resumed>) = 1 [pid 4048] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4050]}, 88) = 4050 [pid 4048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4049] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4048] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4049] <... write resumed>) = 10 [pid 4048] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4050 attached [pid 4050] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4050] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4050] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = 0 [pid 4050] <... futex resumed>) = 1 [pid 4050] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4049] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4048] exit_group(0) = ? [pid 4049] <... futex resumed>) = ? [pid 4050] <... futex resumed>) = ? [pid 4049] +++ exited with 0 +++ [pid 4050] +++ exited with 0 +++ [pid 4048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4051 ./strace-static-x86_64: Process 4051 attached [pid 4051] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4051] setpgid(0, 0) = 0 [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4051] write(3, "1000", 4) = 4 [pid 4051] close(3) = 0 [pid 4051] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4051] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4051] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4051] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4052 attached [pid 4052] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4052] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] <... clone3 resumed> => {parent_tid=[4052]}, 88) = 4052 [pid 4051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4051] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4052] <... futex resumed>) = 0 [pid 4052] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4051] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4052] <... openat resumed>) = 3 [pid 4052] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4052] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] <... futex resumed>) = 0 [pid 4051] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... futex resumed>) = 0 [pid 4051] <... futex resumed>) = 1 [pid 4052] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4052] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4052] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4051] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4052] <... futex resumed>) = 0 [pid 4051] <... mmap resumed>) = 0x7f04812a2000 [pid 4052] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4051] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4052] <... write resumed>) = 10 [pid 4051] <... mprotect resumed>) = 0 [pid 4052] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4052] <... futex resumed>) = 0 [pid 4051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4052] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4053 attached => {parent_tid=[4053]}, 88) = 4053 [pid 4053] set_robust_list(0x7f04812c29a0, 24 [pid 4051] rt_sigprocmask(SIG_SETMASK, [], [pid 4053] <... set_robust_list resumed>) = 0 [pid 4051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4053] rt_sigprocmask(SIG_SETMASK, [], [pid 4051] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4051] <... futex resumed>) = 0 [pid 4053] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4051] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4053] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4053] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4051] <... futex resumed>) = 0 [pid 4053] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] exit_group(0) = ? [pid 4052] <... futex resumed>) = ? [pid 4052] +++ exited with 0 +++ [pid 4053] <... futex resumed>) = ? [pid 4053] +++ exited with 0 +++ [pid 4051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4054 ./strace-static-x86_64: Process 4054 attached [pid 4054] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4054] setpgid(0, 0) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4054] write(3, "1000", 4) = 4 [pid 4054] close(3) = 0 [pid 4054] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4054] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4054] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4055 attached [pid 4055] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4055] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... clone3 resumed> => {parent_tid=[4055]}, 88) = 4055 [pid 4054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4054] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4055] <... futex resumed>) = 0 [pid 4055] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4055] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4055] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 1 [pid 4055] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4054] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4055] <... write resumed>) = 9 [pid 4055] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4054] <... futex resumed>) = 0 [pid 4055] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4054] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... write resumed>) = 10 [pid 4054] <... futex resumed>) = 0 [pid 4055] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 0 [pid 4055] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4054] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4056 attached [pid 4056] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4054] <... clone3 resumed> => {parent_tid=[4056]}, 88) = 4056 [pid 4056] rt_sigprocmask(SIG_SETMASK, [], [pid 4054] rt_sigprocmask(SIG_SETMASK, [], [pid 4056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4056] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4054] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4054] <... futex resumed>) = 0 [pid 4056] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] <... futex resumed>) = 0 [pid 4056] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] exit_group(0) = ? [pid 4055] <... futex resumed>) = ? [pid 4055] +++ exited with 0 +++ [pid 4056] <... futex resumed>) = ? [pid 4056] +++ exited with 0 +++ [pid 4054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4057 ./strace-static-x86_64: Process 4057 attached [pid 4057] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4057] setpgid(0, 0) = 0 [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4057] write(3, "1000", 4) = 4 [pid 4057] close(3) = 0 [pid 4057] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4057] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4057] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4057] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4058]}, 88) = 4058 [pid 4057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4057] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4058 attached [pid 4058] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4058] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4058] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... futex resumed>) = 0 [pid 4057] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... futex resumed>) = 1 [pid 4058] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4058] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... futex resumed>) = 0 [pid 4057] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4057] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4057] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4059]}, 88) = 4059 [pid 4057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4057] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... futex resumed>) = 1 [pid 4058] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4058] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4058] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4059 attached [pid 4059] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4059] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4059] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... futex resumed>) = 0 [pid 4057] exit_group(0) = ? [pid 4058] <... futex resumed>) = ? [pid 4059] <... futex resumed>) = ? [pid 4058] +++ exited with 0 +++ [pid 4059] +++ exited with 0 +++ [pid 4057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4060 ./strace-static-x86_64: Process 4060 attached [pid 4060] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4060] setpgid(0, 0) = 0 [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4060] write(3, "1000", 4) = 4 [pid 4060] close(3) = 0 [pid 4060] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4060] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4060] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4061 attached => {parent_tid=[4061]}, 88) = 4061 [pid 4061] set_robust_list(0x7f04812e39a0, 24 [pid 4060] rt_sigprocmask(SIG_SETMASK, [], [pid 4061] <... set_robust_list resumed>) = 0 [pid 4060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 0 [pid 4060] <... futex resumed>) = 1 [pid 4061] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4060] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 0 [pid 4060] <... futex resumed>) = 1 [pid 4061] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4060] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] <... write resumed>) = 9 [pid 4061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4060] <... futex resumed>) = 0 [pid 4061] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4060] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4060] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4061] <... write resumed>) = 10 [pid 4060] <... mmap resumed>) = 0x7f04812a2000 [pid 4061] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4061] <... futex resumed>) = 0 [pid 4060] <... mprotect resumed>) = 0 [pid 4061] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4062 attached => {parent_tid=[4062]}, 88) = 4062 [pid 4060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4060] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4060] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4062] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4062] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4062] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... futex resumed>) = 0 [pid 4062] <... futex resumed>) = 1 [pid 4060] exit_group(0) = ? [pid 4061] <... futex resumed>) = ? [pid 4062] +++ exited with 0 +++ [pid 4061] +++ exited with 0 +++ [pid 4060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4063 ./strace-static-x86_64: Process 4063 attached [pid 4063] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4063] setpgid(0, 0) = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4063] write(3, "1000", 4) = 4 [pid 4063] close(3) = 0 [pid 4063] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4063] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4063] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4063] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4064 attached => {parent_tid=[4064]}, 88) = 4064 [pid 4064] set_robust_list(0x7f04812e39a0, 24 [pid 4063] rt_sigprocmask(SIG_SETMASK, [], [pid 4064] <... set_robust_list resumed>) = 0 [pid 4063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4064] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4064] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4063] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4064] <... openat resumed>) = 3 [pid 4064] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4064] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4063] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4064] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4064] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] <... futex resumed>) = 0 [pid 4063] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4064] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4064] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4064] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... futex resumed>) = 0 [pid 4063] <... futex resumed>) = 1 [pid 4064] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4063] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4064] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4064] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4063] <... futex resumed>) = 0 [pid 4063] exit_group(0) = ? [pid 4064] +++ exited with 0 +++ [pid 4063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4065 ./strace-static-x86_64: Process 4065 attached [pid 4065] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4065] setpgid(0, 0) = 0 [pid 4065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4065] write(3, "1000", 4) = 4 [pid 4065] close(3) = 0 [pid 4065] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4065] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4065] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4065] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4066 attached => {parent_tid=[4066]}, 88) = 4066 [pid 4066] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4066] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... futex resumed>) = 0 [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4066] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... futex resumed>) = 0 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 4065] <... futex resumed>) = 1 [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4066] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4066] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4066] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4065] exit_group(0) = ? [pid 4066] <... futex resumed>) = ? [pid 4066] +++ exited with 0 +++ [pid 4065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4067 ./strace-static-x86_64: Process 4067 attached [pid 4067] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4067] setpgid(0, 0) = 0 [pid 4067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4067] write(3, "1000", 4) = 4 [pid 4067] close(3) = 0 [pid 4067] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4067] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4067] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4068]}, 88) = 4068 ./strace-static-x86_64: Process 4068 attached [pid 4068] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4068] <... futex resumed>) = 0 [pid 4068] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4068] <... futex resumed>) = 0 [pid 4068] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4068] <... futex resumed>) = 0 [pid 4068] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4068] <... futex resumed>) = 0 [pid 4068] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4068] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4068] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] exit_group(0) = ? [pid 4068] <... futex resumed>) = ? [pid 4068] +++ exited with 0 +++ [pid 4067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4069 ./strace-static-x86_64: Process 4069 attached [pid 4069] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4069] setpgid(0, 0) = 0 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4069] write(3, "1000", 4) = 4 [pid 4069] close(3) = 0 [pid 4069] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4069] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4069] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4070 attached => {parent_tid=[4070]}, 88) = 4070 [pid 4070] set_robust_list(0x7f04812e39a0, 24 [pid 4069] rt_sigprocmask(SIG_SETMASK, [], [pid 4070] <... set_robust_list resumed>) = 0 [pid 4069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4070] rt_sigprocmask(SIG_SETMASK, [], [pid 4069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4069] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = 0 [pid 4070] <... futex resumed>) = 1 [pid 4069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4069] <... futex resumed>) = 0 [pid 4070] <... write resumed>) = 9 [pid 4069] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4070] <... futex resumed>) = 0 [pid 4069] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4069] <... futex resumed>) = 0 [pid 4070] <... write resumed>) = 10 [pid 4069] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = 0 [pid 4070] <... futex resumed>) = 0 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4070] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... mmap resumed>) = 0x7f04812a2000 [pid 4069] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4071]}, 88) = 4071 [pid 4069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4069] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4069] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4071 attached [pid 4071] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4071] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4071] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4069] exit_group(0) = ? [pid 4070] <... futex resumed>) = ? [pid 4070] +++ exited with 0 +++ [pid 4071] +++ exited with 0 +++ [pid 4069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4072 ./strace-static-x86_64: Process 4072 attached [pid 4072] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4072] setpgid(0, 0) = 0 [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4072] write(3, "1000", 4) = 4 [pid 4072] close(3) = 0 [pid 4072] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4072] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4072] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4073 attached [pid 4073] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] <... clone3 resumed> => {parent_tid=[4073]}, 88) = 4073 [pid 4072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4072] <... futex resumed>) = 1 [pid 4073] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4073] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4073] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4073] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4073] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4073] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4072] exit_group(0) = ? [pid 4073] <... futex resumed>) = ? [pid 4073] +++ exited with 0 +++ [pid 4072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4074 ./strace-static-x86_64: Process 4074 attached [pid 4074] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4074] setpgid(0, 0) = 0 [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4074] write(3, "1000", 4) = 4 [pid 4074] close(3) = 0 [pid 4074] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4074] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4074] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4075 attached [pid 4075] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4075] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... clone3 resumed> => {parent_tid=[4075]}, 88) = 4075 [pid 4074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 0 [pid 4074] <... futex resumed>) = 1 [pid 4075] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4074] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 0 [pid 4075] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4075] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 4074] <... futex resumed>) = 1 [pid 4075] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4074] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 0 [pid 4074] <... futex resumed>) = 1 [pid 4075] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4074] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... write resumed>) = 10 [pid 4075] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4075] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... futex resumed>) = 0 [pid 4074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4074] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4076 attached [pid 4076] set_robust_list(0x7f04812c29a0, 24 [pid 4074] <... clone3 resumed> => {parent_tid=[4076]}, 88) = 4076 [pid 4076] <... set_robust_list resumed>) = 0 [pid 4074] rt_sigprocmask(SIG_SETMASK, [], [pid 4076] rt_sigprocmask(SIG_SETMASK, [], [pid 4074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4074] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4074] <... futex resumed>) = 0 [pid 4076] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4074] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4076] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4074] <... futex resumed>) = 0 [pid 4076] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] exit_group(0) = ? [pid 4075] <... futex resumed>) = ? [pid 4075] +++ exited with 0 +++ [pid 4076] <... futex resumed>) = ? [pid 4076] +++ exited with 0 +++ [pid 4074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4077 attached , child_tidptr=0x5555566c5690) = 4077 [pid 4077] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4077] setpgid(0, 0) = 0 [pid 4077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4077] write(3, "1000", 4) = 4 [pid 4077] close(3) = 0 [pid 4077] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4077] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4077] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4078]}, 88) = 4078 ./strace-static-x86_64: Process 4078 attached [pid 4078] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4078] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4078] <... futex resumed>) = 0 [pid 4078] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4077] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] <... openat resumed>) = 3 [pid 4078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4078] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... futex resumed>) = 0 [pid 4077] <... futex resumed>) = 1 [pid 4078] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4077] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] <... write resumed>) = 9 [pid 4078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4078] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... futex resumed>) = 0 [pid 4077] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4078] <... futex resumed>) = 0 [pid 4077] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4077] <... futex resumed>) = 0 [pid 4078] <... write resumed>) = 10 [pid 4077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4078] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] <... mmap resumed>) = 0x7f04812a2000 [pid 4077] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4078] <... futex resumed>) = 0 [pid 4077] <... mprotect resumed>) = 0 [pid 4078] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4079 attached => {parent_tid=[4079]}, 88) = 4079 [pid 4079] set_robust_list(0x7f04812c29a0, 24 [pid 4077] rt_sigprocmask(SIG_SETMASK, [], [pid 4079] <... set_robust_list resumed>) = 0 [pid 4077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4079] rt_sigprocmask(SIG_SETMASK, [], [pid 4077] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4079] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4077] <... futex resumed>) = 0 [pid 4077] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4077] <... futex resumed>) = 0 [pid 4079] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] exit_group(0) = ? [pid 4078] <... futex resumed>) = ? [pid 4078] +++ exited with 0 +++ [pid 4079] <... futex resumed>) = ? [pid 4079] +++ exited with 0 +++ [pid 4077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4080 ./strace-static-x86_64: Process 4080 attached [pid 4080] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4080] setpgid(0, 0) = 0 [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4080] write(3, "1000", 4) = 4 [pid 4080] close(3) = 0 [pid 4080] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4080] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4081]}, 88) = 4081 [pid 4080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4081 attached [pid 4081] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4081] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... futex resumed>) = 1 [pid 4081] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4080] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4080] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4082]}, 88) = 4082 [pid 4080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4080] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... futex resumed>) = 1 [pid 4081] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4081] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4081] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4082 attached [pid 4082] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4082] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4082] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4080] exit_group(0) = ? [pid 4081] <... futex resumed>) = ? [pid 4081] +++ exited with 0 +++ [pid 4082] <... futex resumed>) = ? [pid 4082] +++ exited with 0 +++ [pid 4080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4083 ./strace-static-x86_64: Process 4083 attached [pid 4083] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4083] setpgid(0, 0) = 0 [pid 4083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4083] write(3, "1000", 4) = 4 [pid 4083] close(3) = 0 [pid 4083] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4083] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4083] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4084 attached => {parent_tid=[4084]}, 88) = 4084 [pid 4084] set_robust_list(0x7f04812e39a0, 24 [pid 4083] rt_sigprocmask(SIG_SETMASK, [], [pid 4084] <... set_robust_list resumed>) = 0 [pid 4083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4084] rt_sigprocmask(SIG_SETMASK, [], [pid 4083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4083] <... futex resumed>) = 0 [pid 4083] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4084] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] <... futex resumed>) = 0 [pid 4084] <... futex resumed>) = 1 [pid 4083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4083] <... futex resumed>) = 0 [pid 4084] <... write resumed>) = 9 [pid 4083] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4084] <... futex resumed>) = 0 [pid 4083] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4083] <... futex resumed>) = 0 [pid 4084] <... write resumed>) = 10 [pid 4083] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] <... futex resumed>) = 0 [pid 4084] <... futex resumed>) = 0 [pid 4083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4084] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4083] <... mmap resumed>) = 0x7f04812a2000 [pid 4083] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4085 attached => {parent_tid=[4085]}, 88) = 4085 [pid 4085] set_robust_list(0x7f04812c29a0, 24 [pid 4083] rt_sigprocmask(SIG_SETMASK, [], [pid 4085] <... set_robust_list resumed>) = 0 [pid 4083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4085] rt_sigprocmask(SIG_SETMASK, [], [pid 4083] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4083] <... futex resumed>) = 0 [pid 4085] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4083] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4085] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 1 [pid 4083] exit_group(0 [pid 4085] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4084] <... futex resumed>) = ? [pid 4083] <... exit_group resumed>) = ? [pid 4085] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 4084] +++ exited with 0 +++ [pid 4085] +++ exited with 0 +++ [pid 4083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4086 attached , child_tidptr=0x5555566c5690) = 4086 [pid 4086] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4086] setpgid(0, 0) = 0 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4086] write(3, "1000", 4) = 4 [pid 4086] close(3) = 0 [pid 4086] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4086] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4086] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4087 attached => {parent_tid=[4087]}, 88) = 4087 [pid 4087] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4087] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... futex resumed>) = 0 [pid 4086] <... futex resumed>) = 1 [pid 4087] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4087] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4087] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4087] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] exit_group(0) = ? [pid 4087] <... futex resumed>) = ? [pid 4087] +++ exited with 0 +++ [pid 4086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4088 ./strace-static-x86_64: Process 4088 attached [pid 4088] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4088] setpgid(0, 0) = 0 [pid 4088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4088] write(3, "1000", 4) = 4 [pid 4088] close(3) = 0 [pid 4088] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4088] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4088] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4088] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4089 attached => {parent_tid=[4089]}, 88) = 4089 [pid 4089] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4089] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4088] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4089] <... futex resumed>) = 0 [pid 4088] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4089] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4089] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4089] <... futex resumed>) = 0 [pid 4089] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4088] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] <... write resumed>) = 9 [pid 4089] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4089] <... futex resumed>) = 0 [pid 4088] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4088] <... futex resumed>) = 0 [pid 4089] <... write resumed>) = 10 [pid 4089] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4089] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4089] <... futex resumed>) = 0 [pid 4088] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4089] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4089] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] exit_group(0) = ? [pid 4089] <... futex resumed>) = ? [pid 4089] +++ exited with 0 +++ [pid 4088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4090 ./strace-static-x86_64: Process 4090 attached [pid 4090] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4090] setpgid(0, 0) = 0 [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4090] write(3, "1000", 4) = 4 [pid 4090] close(3) = 0 [pid 4090] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4090] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4090] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4090] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4091 attached => {parent_tid=[4091]}, 88) = 4091 [pid 4091] set_robust_list(0x7f04812e39a0, 24 [pid 4090] rt_sigprocmask(SIG_SETMASK, [], [pid 4091] <... set_robust_list resumed>) = 0 [pid 4090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4091] rt_sigprocmask(SIG_SETMASK, [], [pid 4090] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4090] <... futex resumed>) = 0 [pid 4090] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4091] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = 0 [pid 4091] <... futex resumed>) = 1 [pid 4090] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4090] <... futex resumed>) = 0 [pid 4091] <... write resumed>) = 9 [pid 4090] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4091] <... futex resumed>) = 0 [pid 4090] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4090] <... futex resumed>) = 0 [pid 4091] <... write resumed>) = 10 [pid 4090] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = 0 [pid 4091] <... futex resumed>) = 0 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4091] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] <... mmap resumed>) = 0x7f04812a2000 [pid 4090] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4090] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4092 attached => {parent_tid=[4092]}, 88) = 4092 [pid 4092] set_robust_list(0x7f04812c29a0, 24 [pid 4090] rt_sigprocmask(SIG_SETMASK, [], [pid 4092] <... set_robust_list resumed>) = 0 [pid 4090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4090] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4092] rt_sigprocmask(SIG_SETMASK, [], [pid 4090] <... futex resumed>) = 0 [pid 4092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4090] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4092] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4092] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4090] exit_group(0 [pid 4091] <... futex resumed>) = ? [pid 4090] <... exit_group resumed>) = ? [pid 4091] +++ exited with 0 +++ [pid 4092] +++ exited with 0 +++ [pid 4090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4093 ./strace-static-x86_64: Process 4093 attached [pid 4093] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4093] setpgid(0, 0) = 0 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4093] write(3, "1000", 4) = 4 [pid 4093] close(3) = 0 [pid 4093] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4093] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4094]}, 88) = 4094 [pid 4093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4093] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4094 attached [pid 4094] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4094] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4094] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... futex resumed>) = 0 [pid 4093] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] <... futex resumed>) = 1 [pid 4094] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4094] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... futex resumed>) = 0 [pid 4093] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4093] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4095]}, 88) = 4095 [pid 4093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4093] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] <... futex resumed>) = 1 [pid 4094] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4094] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4094] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4095 attached [pid 4095] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4095] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4095] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... futex resumed>) = 0 [pid 4093] exit_group(0) = ? [pid 4094] <... futex resumed>) = ? [pid 4094] +++ exited with 0 +++ [pid 4095] <... futex resumed>) = ? [pid 4095] +++ exited with 0 +++ [pid 4093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4096 ./strace-static-x86_64: Process 4096 attached [pid 4096] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4096] setpgid(0, 0) = 0 [pid 4096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4096] write(3, "1000", 4) = 4 [pid 4096] close(3) = 0 [pid 4096] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4096] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4096] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4097]}, 88) = 4097 [pid 4096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4096] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4097 attached [pid 4097] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4097] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4097] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] <... futex resumed>) = 0 [pid 4096] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... futex resumed>) = 1 [pid 4097] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4097] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] <... futex resumed>) = 0 [pid 4096] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4096] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4096] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4098]}, 88) = 4098 [pid 4096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4096] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4096] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... futex resumed>) = 1 [pid 4097] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4097] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4097] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4098 attached [pid 4098] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4098] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4098] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] <... futex resumed>) = 0 [pid 4096] exit_group(0) = ? [pid 4097] <... futex resumed>) = ? [pid 4097] +++ exited with 0 +++ [pid 4098] <... futex resumed>) = ? [pid 4098] +++ exited with 0 +++ [pid 4096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4099 ./strace-static-x86_64: Process 4099 attached [pid 4099] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4099] setpgid(0, 0) = 0 [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4099] write(3, "1000", 4) = 4 [pid 4099] close(3) = 0 [pid 4099] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4099] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4099] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4099] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4100]}, 88) = 4100 [pid 4099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4099] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4100 attached [pid 4100] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4100] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4100] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... futex resumed>) = 0 [pid 4099] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... futex resumed>) = 1 [pid 4100] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4100] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... futex resumed>) = 0 [pid 4099] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4099] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4099] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4099] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4101]}, 88) = 4101 [pid 4099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4099] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... futex resumed>) = 1 [pid 4100] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4100] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4100] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4101 attached [pid 4101] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4101] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4101] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... futex resumed>) = 0 [pid 4099] exit_group(0) = ? [pid 4100] <... futex resumed>) = ? [pid 4100] +++ exited with 0 +++ [pid 4101] <... futex resumed>) = ? [pid 4101] +++ exited with 0 +++ [pid 4099] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4102 ./strace-static-x86_64: Process 4102 attached [pid 4102] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4102] setpgid(0, 0) = 0 [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4102] write(3, "1000", 4) = 4 [pid 4102] close(3) = 0 [pid 4102] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4102] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4102] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4102] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4103 attached => {parent_tid=[4103]}, 88) = 4103 [pid 4103] set_robust_list(0x7f04812e39a0, 24 [pid 4102] rt_sigprocmask(SIG_SETMASK, [], [pid 4103] <... set_robust_list resumed>) = 0 [pid 4102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4103] rt_sigprocmask(SIG_SETMASK, [], [pid 4102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4102] <... futex resumed>) = 0 [pid 4102] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4102] <... futex resumed>) = 0 [pid 4103] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4102] <... futex resumed>) = 0 [pid 4103] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4102] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... write resumed>) = 9 [pid 4103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... futex resumed>) = 0 [pid 4103] <... futex resumed>) = 1 [pid 4102] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4102] <... futex resumed>) = 0 [pid 4103] <... write resumed>) = 10 [pid 4102] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... futex resumed>) = 0 [pid 4103] <... futex resumed>) = 0 [pid 4102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4103] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] <... mmap resumed>) = 0x7f04812a2000 [pid 4102] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4102] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4104 attached => {parent_tid=[4104]}, 88) = 4104 [pid 4104] set_robust_list(0x7f04812c29a0, 24 [pid 4102] rt_sigprocmask(SIG_SETMASK, [], [pid 4104] <... set_robust_list resumed>) = 0 [pid 4102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4104] rt_sigprocmask(SIG_SETMASK, [], [pid 4102] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4102] <... futex resumed>) = 0 [pid 4104] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4102] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4104] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4104] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... futex resumed>) = 0 [pid 4104] <... futex resumed>) = 1 [pid 4102] exit_group(0 [pid 4104] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] <... exit_group resumed>) = ? [pid 4103] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 4104] <... futex resumed>) = ? [pid 4103] +++ exited with 0 +++ [pid 4104] +++ exited with 0 +++ [pid 4102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4105 ./strace-static-x86_64: Process 4105 attached [pid 4105] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4105] setpgid(0, 0) = 0 [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4105] write(3, "1000", 4) = 4 [pid 4105] close(3) = 0 [pid 4105] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4105] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4105] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4105] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4105] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4106 attached => {parent_tid=[4106]}, 88) = 4106 [pid 4106] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4106] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4105] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] <... openat resumed>) = 3 [pid 4106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4105] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] <... futex resumed>) = 0 [pid 4106] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4105] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4105] <... futex resumed>) = 0 [pid 4106] <... write resumed>) = 10 [pid 4105] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4105] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4106] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] <... mprotect resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4106] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4105] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4107 attached => {parent_tid=[4107]}, 88) = 4107 [pid 4107] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4107] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4105] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4105] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] <... futex resumed>) = 0 [pid 4107] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4107] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] <... futex resumed>) = 0 [pid 4105] exit_group(0) = ? [pid 4107] <... futex resumed>) = ? [pid 4106] <... futex resumed>) = ? [pid 4107] +++ exited with 0 +++ [pid 4106] +++ exited with 0 +++ [pid 4105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4108 ./strace-static-x86_64: Process 4108 attached [pid 4108] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4108] setpgid(0, 0) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4108] write(3, "1000", 4) = 4 [pid 4108] close(3) = 0 [pid 4108] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4108] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4108] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4108] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4108] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4108] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4109 attached => {parent_tid=[4109]}, 88) = 4109 [pid 4109] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4109] <... futex resumed>) = 0 [pid 4109] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4109] <... futex resumed>) = 0 [pid 4109] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4109] <... futex resumed>) = 0 [pid 4109] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... futex resumed>) = 0 [pid 4108] <... futex resumed>) = 1 [pid 4109] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4108] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4109] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] exit_group(0) = ? [pid 4109] <... futex resumed>) = ? [pid 4109] +++ exited with 0 +++ [pid 4108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4110 ./strace-static-x86_64: Process 4110 attached [pid 4110] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4110] setpgid(0, 0) = 0 [pid 4110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4110] write(3, "1000", 4) = 4 [pid 4110] close(3) = 0 [pid 4110] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4110] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4110] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4111 attached => {parent_tid=[4111]}, 88) = 4111 [pid 4111] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4111] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4111] <... futex resumed>) = 0 [pid 4110] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4110] <... futex resumed>) = 0 [pid 4110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4110] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4110] <... futex resumed>) = 0 [pid 4110] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4110] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4110] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4110] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4111] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4110] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 4111] <... write resumed>) = 10 [pid 4110] <... clone3 resumed> => {parent_tid=[4112]}, 88) = 4112 [pid 4111] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] rt_sigprocmask(SIG_SETMASK, [], [pid 4111] <... futex resumed>) = 0 [pid 4110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4110] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4110] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4112 attached [pid 4112] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4112] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4112] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = 0 [pid 4110] exit_group(0 [pid 4111] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] <... exit_group resumed>) = ? [pid 4112] <... futex resumed>) = ? [pid 4112] +++ exited with 0 +++ [pid 4111] <... futex resumed>) = ? [pid 4111] +++ exited with 0 +++ [pid 4110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4113 ./strace-static-x86_64: Process 4113 attached [pid 4113] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4113] setpgid(0, 0) = 0 [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4113] write(3, "1000", 4) = 4 [pid 4113] close(3) = 0 [pid 4113] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4113] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4113] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4114 attached [pid 4114] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4113] <... clone3 resumed> => {parent_tid=[4114]}, 88) = 4114 [pid 4113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4114] <... futex resumed>) = 0 [pid 4113] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4113] <... futex resumed>) = 0 [pid 4113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4113] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4113] <... futex resumed>) = 0 [pid 4113] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4113] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4113] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} [pid 4114] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4113] <... clone3 resumed> => {parent_tid=[4115]}, 88) = 4115 [pid 4113] rt_sigprocmask(SIG_SETMASK, [], [pid 4114] <... write resumed>) = 10 [pid 4113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4113] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4113] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4115 attached [pid 4115] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4115] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4114] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... futex resumed>) = 0 [pid 4114] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4113] <... futex resumed>) = 0 [pid 4113] exit_group(0) = ? [pid 4115] <... futex resumed>) = ? [pid 4115] +++ exited with 0 +++ [pid 4114] <... futex resumed>) = ? [pid 4114] +++ exited with 0 +++ [pid 4113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4116 ./strace-static-x86_64: Process 4116 attached [pid 4116] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4116] setpgid(0, 0) = 0 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4116] write(3, "1000", 4) = 4 [pid 4116] close(3) = 0 [pid 4116] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4116] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4116] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4117 attached => {parent_tid=[4117]}, 88) = 4117 [pid 4117] set_robust_list(0x7f04812e39a0, 24 [pid 4116] rt_sigprocmask(SIG_SETMASK, [], [pid 4117] <... set_robust_list resumed>) = 0 [pid 4116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4117] rt_sigprocmask(SIG_SETMASK, [], [pid 4116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4116] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4117] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 [pid 4117] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4116] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] <... write resumed>) = 9 [pid 4117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = 1 [pid 4116] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4116] <... futex resumed>) = 0 [pid 4117] <... write resumed>) = 10 [pid 4116] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4117] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4117] <... futex resumed>) = 0 [pid 4116] <... mmap resumed>) = 0x7f04812a2000 [pid 4117] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4116] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4118 attached => {parent_tid=[4118]}, 88) = 4118 [pid 4116] rt_sigprocmask(SIG_SETMASK, [], [pid 4118] set_robust_list(0x7f04812c29a0, 24 [pid 4116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4118] <... set_robust_list resumed>) = 0 [pid 4116] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] rt_sigprocmask(SIG_SETMASK, [], [pid 4116] <... futex resumed>) = 0 [pid 4118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4116] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4118] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4118] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] exit_group(0) = ? [pid 4117] <... futex resumed>) = ? [pid 4117] +++ exited with 0 +++ [pid 4118] <... futex resumed>) = ? [pid 4118] +++ exited with 0 +++ [pid 4116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4119 attached , child_tidptr=0x5555566c5690) = 4119 [pid 4119] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4119] setpgid(0, 0) = 0 [pid 4119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4119] write(3, "1000", 4) = 4 [pid 4119] close(3) = 0 [pid 4119] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4119] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4119] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4119] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4120 attached [pid 4120] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] <... clone3 resumed> => {parent_tid=[4120]}, 88) = 4120 [pid 4119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4120] <... futex resumed>) = 0 [pid 4120] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4120] <... futex resumed>) = 0 [pid 4119] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4119] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 4120] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4119] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... write resumed>) = 10 [pid 4119] <... futex resumed>) = 0 [pid 4120] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4120] <... futex resumed>) = 0 [pid 4119] <... mmap resumed>) = 0x7f04812a2000 [pid 4120] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4119] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4119] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4121 attached [pid 4121] set_robust_list(0x7f04812c29a0, 24 [pid 4119] <... clone3 resumed> => {parent_tid=[4121]}, 88) = 4121 [pid 4121] <... set_robust_list resumed>) = 0 [pid 4119] rt_sigprocmask(SIG_SETMASK, [], [pid 4121] rt_sigprocmask(SIG_SETMASK, [], [pid 4119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4119] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4119] <... futex resumed>) = 0 [pid 4121] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4119] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4121] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4119] exit_group(0) = ? [pid 4120] <... futex resumed>) = ? [pid 4120] +++ exited with 0 +++ [pid 4121] +++ exited with 0 +++ [pid 4119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4122 ./strace-static-x86_64: Process 4122 attached [pid 4122] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4122] setpgid(0, 0) = 0 [pid 4122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4122] write(3, "1000", 4) = 4 [pid 4122] close(3) = 0 [pid 4122] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4122] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4122] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4122] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4123 attached => {parent_tid=[4123]}, 88) = 4123 [pid 4123] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4123] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4122] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4123] <... futex resumed>) = 0 [pid 4123] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4123] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4122] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = 1 [pid 4123] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4123] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4122] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4123] <... futex resumed>) = 0 [pid 4123] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4123] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4123] <... futex resumed>) = 0 [pid 4123] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4123] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4122] exit_group(0) = ? [pid 4123] <... futex resumed>) = ? [pid 4123] +++ exited with 0 +++ [pid 4122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4124 ./strace-static-x86_64: Process 4124 attached [pid 4124] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4124] setpgid(0, 0) = 0 [pid 4124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4124] write(3, "1000", 4) = 4 [pid 4124] close(3) = 0 [pid 4124] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4124] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4124] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4125 attached => {parent_tid=[4125]}, 88) = 4125 [pid 4125] set_robust_list(0x7f04812e39a0, 24 [pid 4124] rt_sigprocmask(SIG_SETMASK, [], [pid 4125] <... set_robust_list resumed>) = 0 [pid 4125] rt_sigprocmask(SIG_SETMASK, [], [pid 4124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4124] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4124] <... futex resumed>) = 0 [pid 4124] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4125] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = 1 [pid 4124] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4124] <... futex resumed>) = 0 [pid 4125] <... write resumed>) = 9 [pid 4124] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... futex resumed>) = 0 [pid 4124] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4124] <... futex resumed>) = 0 [pid 4125] <... write resumed>) = 10 [pid 4124] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = 0 [pid 4124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4125] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4124] <... mmap resumed>) = 0x7f04812a2000 [pid 4124] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4126 attached => {parent_tid=[4126]}, 88) = 4126 [pid 4126] set_robust_list(0x7f04812c29a0, 24 [pid 4124] rt_sigprocmask(SIG_SETMASK, [], [pid 4126] <... set_robust_list resumed>) = 0 [pid 4124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4126] rt_sigprocmask(SIG_SETMASK, [], [pid 4124] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4124] <... futex resumed>) = 0 [pid 4126] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4124] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4126] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4124] <... futex resumed>) = 0 [pid 4124] exit_group(0 [pid 4126] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4124] <... exit_group resumed>) = ? [pid 4125] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 4126] <... futex resumed>) = ? [pid 4125] +++ exited with 0 +++ [pid 4126] +++ exited with 0 +++ [pid 4124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4127 ./strace-static-x86_64: Process 4127 attached [pid 4127] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4127] setpgid(0, 0) = 0 [pid 4127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4127] write(3, "1000", 4) = 4 [pid 4127] close(3) = 0 [pid 4127] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4127] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4127] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4127] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4128 attached [pid 4128] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4128] rt_sigprocmask(SIG_SETMASK, [], [pid 4127] <... clone3 resumed> => {parent_tid=[4128]}, 88) = 4128 [pid 4128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4128] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4127] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... futex resumed>) = 0 [pid 4127] <... futex resumed>) = 1 [pid 4128] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4127] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4128] <... openat resumed>) = 3 [pid 4128] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4128] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... futex resumed>) = 0 [pid 4127] <... futex resumed>) = 1 [pid 4128] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4128] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4128] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4128] <... futex resumed>) = 0 [pid 4128] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4128] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4128] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4128] <... futex resumed>) = 0 [pid 4128] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4128] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4128] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] exit_group(0) = ? [pid 4128] <... futex resumed>) = ? [pid 4128] +++ exited with 0 +++ [pid 4127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4129 attached , child_tidptr=0x5555566c5690) = 4129 [pid 4129] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4129] setpgid(0, 0) = 0 [pid 4129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4129] write(3, "1000", 4) = 4 [pid 4129] close(3) = 0 [pid 4129] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4129] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4129] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4129] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4130 attached [pid 4130] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] <... clone3 resumed> => {parent_tid=[4130]}, 88) = 4130 [pid 4129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4130] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4130] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4129] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4129] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4129] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4130] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4130] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4130] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] <... futex resumed>) = 0 [pid 4129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4129] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4129] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4131 attached => {parent_tid=[4131]}, 88) = 4131 [pid 4131] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4131] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4129] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4131] <... futex resumed>) = 0 [pid 4129] <... futex resumed>) = 1 [pid 4131] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4129] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4131] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4131] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] <... futex resumed>) = 0 [pid 4129] exit_group(0 [pid 4130] <... futex resumed>) = ? [pid 4129] <... exit_group resumed>) = ? [pid 4130] +++ exited with 0 +++ [pid 4131] <... futex resumed>) = ? [pid 4131] +++ exited with 0 +++ [pid 4129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4132 ./strace-static-x86_64: Process 4132 attached [pid 4132] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4132] setpgid(0, 0) = 0 [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4132] write(3, "1000", 4) = 4 [pid 4132] close(3) = 0 [pid 4132] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4132] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4132] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4133 attached => {parent_tid=[4133]}, 88) = 4133 [pid 4133] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4133] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4132] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4133] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4132] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... openat resumed>) = 3 [pid 4133] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4133] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = 1 [pid 4133] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4132] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... write resumed>) = 9 [pid 4133] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4133] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4132] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... write resumed>) = 10 [pid 4132] <... futex resumed>) = 0 [pid 4133] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = 0 [pid 4133] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4132] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4134 attached => {parent_tid=[4134]}, 88) = 4134 [pid 4134] set_robust_list(0x7f04812c29a0, 24 [pid 4132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4132] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] <... set_robust_list resumed>) = 0 [pid 4132] <... futex resumed>) = 0 [pid 4134] rt_sigprocmask(SIG_SETMASK, [], [pid 4132] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4134] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4134] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4134] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] exit_group(0) = ? [pid 4133] <... futex resumed>) = ? [pid 4133] +++ exited with 0 +++ [pid 4134] <... futex resumed>) = ? [pid 4134] +++ exited with 0 +++ [pid 4132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4135 ./strace-static-x86_64: Process 4135 attached [pid 4135] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4135] setpgid(0, 0) = 0 [pid 4135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4135] write(3, "1000", 4) = 4 [pid 4135] close(3) = 0 [pid 4135] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4135] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4135] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4135] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4135] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4136 attached [pid 4136] set_robust_list(0x7f04812e39a0, 24 [pid 4135] <... clone3 resumed> => {parent_tid=[4136]}, 88) = 4136 [pid 4136] <... set_robust_list resumed>) = 0 [pid 4136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4136] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4135] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4136] <... futex resumed>) = 0 [pid 4136] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4135] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... openat resumed>) = 3 [pid 4136] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4136] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] <... futex resumed>) = 0 [pid 4135] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4136] <... futex resumed>) = 0 [pid 4136] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4136] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4136] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4135] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 4135] <... futex resumed>) = 1 [pid 4136] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4136] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4136] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 4135] <... futex resumed>) = 1 [pid 4136] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4135] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4136] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4135] <... futex resumed>) = 0 [pid 4136] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] exit_group(0) = ? [pid 4136] <... futex resumed>) = ? [pid 4136] +++ exited with 0 +++ [pid 4135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4137 ./strace-static-x86_64: Process 4137 attached [pid 4137] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4137] setpgid(0, 0) = 0 [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4137] write(3, "1000", 4) = 4 [pid 4137] close(3) = 0 [pid 4137] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4137] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4138 attached => {parent_tid=[4138]}, 88) = 4138 [pid 4137] rt_sigprocmask(SIG_SETMASK, [], [pid 4138] set_robust_list(0x7f04812e39a0, 24 [pid 4137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] <... set_robust_list resumed>) = 0 [pid 4138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4138] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4137] <... futex resumed>) = 0 [pid 4137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4137] <... futex resumed>) = 0 [pid 4137] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4137] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4137] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4139]}, 88) = 4139 [pid 4137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4137] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4137] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4139 attached [pid 4139] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4139] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4139] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] <... futex resumed>) = 0 [pid 4139] <... futex resumed>) = 1 [pid 4139] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4138] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4137] exit_group(0) = ? [pid 4139] <... futex resumed>) = ? [pid 4139] +++ exited with 0 +++ [pid 4138] <... futex resumed>) = ? [pid 4138] +++ exited with 0 +++ [pid 4137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4140 ./strace-static-x86_64: Process 4140 attached [pid 4140] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4140] setpgid(0, 0) = 0 [pid 4140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4140] write(3, "1000", 4) = 4 [pid 4140] close(3) = 0 [pid 4140] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4140] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4140] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4141]}, 88) = 4141 [pid 4140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4140] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4141 attached [pid 4141] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4141] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4140] <... futex resumed>) = 0 [pid 4141] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... write resumed>) = 9 [pid 4140] <... futex resumed>) = 0 [pid 4140] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4140] <... futex resumed>) = 0 [pid 4141] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4140] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4141] <... write resumed>) = 10 [pid 4140] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... futex resumed>) = 0 [pid 4141] <... futex resumed>) = 0 [pid 4140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4141] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] <... mmap resumed>) = 0x7f04812a2000 [pid 4140] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4142 attached => {parent_tid=[4142]}, 88) = 4142 [pid 4140] rt_sigprocmask(SIG_SETMASK, [], [pid 4142] set_robust_list(0x7f04812c29a0, 24 [pid 4140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4142] <... set_robust_list resumed>) = 0 [pid 4140] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] rt_sigprocmask(SIG_SETMASK, [], [pid 4140] <... futex resumed>) = 0 [pid 4142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4140] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4142] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4140] <... futex resumed>) = 0 [pid 4142] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] exit_group(0) = ? [pid 4141] <... futex resumed>) = ? [pid 4141] +++ exited with 0 +++ [pid 4142] <... futex resumed>) = ? [pid 4142] +++ exited with 0 +++ [pid 4140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4143 attached , child_tidptr=0x5555566c5690) = 4143 [pid 4143] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4143] setpgid(0, 0) = 0 [pid 4143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4143] write(3, "1000", 4) = 4 [pid 4143] close(3) = 0 [pid 4143] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4143] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4144 attached [pid 4144] set_robust_list(0x7f04812e39a0, 24 [pid 4143] <... clone3 resumed> => {parent_tid=[4144]}, 88) = 4144 [pid 4144] <... set_robust_list resumed>) = 0 [pid 4143] rt_sigprocmask(SIG_SETMASK, [], [pid 4144] rt_sigprocmask(SIG_SETMASK, [], [pid 4143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4143] <... futex resumed>) = 0 [pid 4143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4143] <... futex resumed>) = 0 [pid 4143] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4143] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4145 attached [pid 4144] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4143] <... clone3 resumed> => {parent_tid=[4145]}, 88) = 4145 [pid 4143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4143] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4143] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4145] set_robust_list(0x7f04812c29a0, 24 [pid 4144] <... write resumed>) = 10 [pid 4145] <... set_robust_list resumed>) = 0 [pid 4144] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] rt_sigprocmask(SIG_SETMASK, [], [pid 4144] <... futex resumed>) = 0 [pid 4145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4144] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4145] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4145] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4143] <... futex resumed>) = 0 [pid 4143] exit_group(0) = ? [pid 4144] <... futex resumed>) = ? [pid 4144] +++ exited with 0 +++ [pid 4145] +++ exited with 0 +++ [pid 4143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4146 ./strace-static-x86_64: Process 4146 attached [pid 4146] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4146] setpgid(0, 0) = 0 [pid 4146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4146] write(3, "1000", 4) = 4 [pid 4146] close(3) = 0 [pid 4146] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4146] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4146] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4146] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4147 attached => {parent_tid=[4147]}, 88) = 4147 [pid 4147] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4147] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4147] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4147] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4147] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4147] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4147] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4146] exit_group(0) = ? [pid 4147] <... futex resumed>) = ? [pid 4147] +++ exited with 0 +++ [pid 4146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4148 ./strace-static-x86_64: Process 4148 attached [pid 4148] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4148] setpgid(0, 0) = 0 [pid 4148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4148] write(3, "1000", 4) = 4 [pid 4148] close(3) = 0 [pid 4148] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4148] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4148] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4149 attached [pid 4149] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4149] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] <... clone3 resumed> => {parent_tid=[4149]}, 88) = 4149 [pid 4148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4148] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4149] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4149] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4149] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4148] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4149] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4149] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4149] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4148] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4149] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4149] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4149] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4149] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4149] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4149] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4148] exit_group(0) = ? [pid 4149] <... futex resumed>) = ? [pid 4149] +++ exited with 0 +++ [pid 4148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4150 ./strace-static-x86_64: Process 4150 attached [pid 4150] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4150] setpgid(0, 0) = 0 [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4150] write(3, "1000", 4) = 4 [pid 4150] close(3) = 0 [pid 4150] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4150] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4150] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4150] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4150] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4151 attached => {parent_tid=[4151]}, 88) = 4151 [pid 4151] set_robust_list(0x7f04812e39a0, 24 [pid 4150] rt_sigprocmask(SIG_SETMASK, [], [pid 4151] <... set_robust_list resumed>) = 0 [pid 4150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4151] rt_sigprocmask(SIG_SETMASK, [], [pid 4150] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4150] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4151] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 1 [pid 4150] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4150] <... futex resumed>) = 0 [pid 4151] <... write resumed>) = 9 [pid 4150] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4151] <... futex resumed>) = 0 [pid 4150] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4150] <... futex resumed>) = 0 [pid 4151] <... write resumed>) = 10 [pid 4150] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4151] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4150] <... mmap resumed>) = 0x7f04812a2000 [pid 4150] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4150] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4152 attached => {parent_tid=[4152]}, 88) = 4152 [pid 4152] set_robust_list(0x7f04812c29a0, 24 [pid 4150] rt_sigprocmask(SIG_SETMASK, [], [pid 4152] <... set_robust_list resumed>) = 0 [pid 4150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4152] rt_sigprocmask(SIG_SETMASK, [], [pid 4150] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4150] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4152] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 0 [pid 4152] <... futex resumed>) = 1 [pid 4150] exit_group(0) = ? [pid 4151] <... futex resumed>) = ? [pid 4152] +++ exited with 0 +++ [pid 4151] +++ exited with 0 +++ [pid 4150] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4153 ./strace-static-x86_64: Process 4153 attached [pid 4153] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4153] setpgid(0, 0) = 0 [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4153] write(3, "1000", 4) = 4 [pid 4153] close(3) = 0 [pid 4153] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4153] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4153] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4153] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4153] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4154 attached => {parent_tid=[4154]}, 88) = 4154 [pid 4154] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4154] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4154] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4153] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4154] <... futex resumed>) = 0 [pid 4154] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4154] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4154] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4154] <... futex resumed>) = 0 [pid 4154] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4154] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4154] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = 1 [pid 4154] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4154] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4154] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = 1 [pid 4154] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4154] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4154] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] exit_group(0) = ? [pid 4154] <... futex resumed>) = ? [pid 4154] +++ exited with 0 +++ [pid 4153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4156 ./strace-static-x86_64: Process 4156 attached [pid 4156] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4156] setpgid(0, 0) = 0 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4156] write(3, "1000", 4) = 4 [pid 4156] close(3) = 0 [pid 4156] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4156] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4156] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4156] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4157]}, 88) = 4157 [pid 4156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4156] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4157 attached [pid 4157] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4157] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4157] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... futex resumed>) = 0 [pid 4156] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4157] <... futex resumed>) = 1 [pid 4157] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4157] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... futex resumed>) = 0 [pid 4156] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4156] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4156] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4158]}, 88) = 4158 [pid 4156] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4156] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4157] <... futex resumed>) = 1 [pid 4157] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4157] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4157] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4158 attached [pid 4158] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4158] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4158] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... futex resumed>) = 0 [pid 4156] exit_group(0) = ? [pid 4157] <... futex resumed>) = ? [pid 4157] +++ exited with 0 +++ [pid 4158] <... futex resumed>) = ? [pid 4158] +++ exited with 0 +++ [pid 4156] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4159 ./strace-static-x86_64: Process 4159 attached [pid 4159] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4159] setpgid(0, 0) = 0 [pid 4159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4159] write(3, "1000", 4) = 4 [pid 4159] close(3) = 0 [pid 4159] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4159] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4159] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4159] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4159] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4160 attached => {parent_tid=[4160]}, 88) = 4160 [pid 4160] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4159] rt_sigprocmask(SIG_SETMASK, [], [pid 4160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4160] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4159] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4160] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4160] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4160] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4159] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4160] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4159] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4160] <... write resumed>) = 9 [pid 4160] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4160] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4159] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4159] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] <... futex resumed>) = 0 [pid 4159] <... futex resumed>) = 0 [pid 4160] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4160] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4160] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4159] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4159] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4161 attached => {parent_tid=[4161]}, 88) = 4161 [pid 4161] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4161] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4159] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4161] <... futex resumed>) = 0 [pid 4159] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4161] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4161] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4159] exit_group(0 [pid 4160] <... futex resumed>) = ? [pid 4159] <... exit_group resumed>) = ? [pid 4160] +++ exited with 0 +++ [pid 4161] <... futex resumed>) = ? [pid 4161] +++ exited with 0 +++ [pid 4159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4162 ./strace-static-x86_64: Process 4162 attached [pid 4162] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4162] setpgid(0, 0) = 0 [pid 4162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4162] write(3, "1000", 4) = 4 [pid 4162] close(3) = 0 [pid 4162] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4162] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4162] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4162] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4163 attached => {parent_tid=[4163]}, 88) = 4163 [pid 4163] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4163] rt_sigprocmask(SIG_SETMASK, [], [pid 4162] rt_sigprocmask(SIG_SETMASK, [], [pid 4163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4163] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4163] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4162] <... futex resumed>) = 0 [pid 4163] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4163] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4162] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4163] <... futex resumed>) = 0 [pid 4163] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4162] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] <... write resumed>) = 9 [pid 4163] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4163] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = 0 [pid 4162] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] <... futex resumed>) = 0 [pid 4162] <... futex resumed>) = 1 [pid 4163] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4163] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4163] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4162] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] <... futex resumed>) = 0 [pid 4163] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4163] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4163] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = 0 [pid 4162] exit_group(0) = ? [pid 4163] <... futex resumed>) = ? [pid 4163] +++ exited with 0 +++ [pid 4162] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4164 ./strace-static-x86_64: Process 4164 attached [pid 4164] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4164] setpgid(0, 0) = 0 [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4164] write(3, "1000", 4) = 4 [pid 4164] close(3) = 0 [pid 4164] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4164] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4164] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4164] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4165 attached => {parent_tid=[4165]}, 88) = 4165 [pid 4165] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4165] <... futex resumed>) = 0 [pid 4165] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4164] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] <... openat resumed>) = 3 [pid 4165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4165] <... futex resumed>) = 0 [pid 4165] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... futex resumed>) = 0 [pid 4164] <... futex resumed>) = 1 [pid 4165] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... futex resumed>) = 0 [pid 4164] <... futex resumed>) = 1 [pid 4165] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4165] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4165] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] exit_group(0) = ? [pid 4165] <... futex resumed>) = ? [pid 4165] +++ exited with 0 +++ [pid 4164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4166 ./strace-static-x86_64: Process 4166 attached [pid 4166] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4166] setpgid(0, 0) = 0 [pid 4166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4166] write(3, "1000", 4) = 4 [pid 4166] close(3) = 0 [pid 4166] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4166] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4166] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4167 attached => {parent_tid=[4167]}, 88) = 4167 [pid 4167] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4167] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4166] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4167] <... futex resumed>) = 0 [pid 4166] <... futex resumed>) = 1 [pid 4167] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4166] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4167] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4167] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4166] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4167] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4167] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4167] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4166] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4167] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4167] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4167] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4167] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4167] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4167] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4166] exit_group(0) = ? [pid 4167] <... futex resumed>) = ? [pid 4167] +++ exited with 0 +++ [pid 4166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4168 ./strace-static-x86_64: Process 4168 attached [pid 4168] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4168] setpgid(0, 0) = 0 [pid 4168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4168] write(3, "1000", 4) = 4 [pid 4168] close(3) = 0 [pid 4168] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4168] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4168] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4168] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4168] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4169 attached => {parent_tid=[4169]}, 88) = 4169 [pid 4169] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4168] rt_sigprocmask(SIG_SETMASK, [], [pid 4169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4169] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4168] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] <... futex resumed>) = 0 [pid 4168] <... futex resumed>) = 1 [pid 4169] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4168] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4169] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4169] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] <... futex resumed>) = 0 [pid 4168] <... futex resumed>) = 1 [pid 4169] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4168] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4169] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4169] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] <... futex resumed>) = 0 [pid 4168] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4168] <... futex resumed>) = 0 [pid 4169] <... write resumed>) = 10 [pid 4168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4169] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] <... mmap resumed>) = 0x7f04812a2000 [pid 4169] <... futex resumed>) = 0 [pid 4168] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4169] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] <... mprotect resumed>) = 0 [pid 4168] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4170 attached => {parent_tid=[4170]}, 88) = 4170 [pid 4170] set_robust_list(0x7f04812c29a0, 24 [pid 4168] rt_sigprocmask(SIG_SETMASK, [], [pid 4170] <... set_robust_list resumed>) = 0 [pid 4168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4170] rt_sigprocmask(SIG_SETMASK, [], [pid 4168] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4168] <... futex resumed>) = 0 [pid 4168] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4170] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4170] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4168] <... futex resumed>) = 0 [pid 4170] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] exit_group(0) = ? [pid 4169] <... futex resumed>) = ? [pid 4169] +++ exited with 0 +++ [pid 4170] <... futex resumed>) = ? [pid 4170] +++ exited with 0 +++ [pid 4168] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4171 ./strace-static-x86_64: Process 4171 attached [pid 4171] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4171] setpgid(0, 0) = 0 [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4171] write(3, "1000", 4) = 4 [pid 4171] close(3) = 0 [pid 4171] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4171] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4171] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4171] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4171] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4172 attached => {parent_tid=[4172]}, 88) = 4172 [pid 4171] rt_sigprocmask(SIG_SETMASK, [], [pid 4172] set_robust_list(0x7f04812e39a0, 24 [pid 4171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4172] <... set_robust_list resumed>) = 0 [pid 4172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4172] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4172] <... futex resumed>) = 0 [pid 4172] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4172] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4172] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = 1 [pid 4172] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4172] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4172] <... futex resumed>) = 0 [pid 4172] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4172] <... futex resumed>) = 0 [pid 4171] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4171] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE [pid 4172] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4171] <... mprotect resumed>) = 0 [pid 4172] <... write resumed>) = 10 [pid 4172] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4172] <... futex resumed>) = 0 [pid 4171] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4172] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4173 attached => {parent_tid=[4173]}, 88) = 4173 [pid 4173] set_robust_list(0x7f04812c29a0, 24 [pid 4171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4171] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4171] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4173] <... set_robust_list resumed>) = 0 [pid 4173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4173] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4173] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4171] <... futex resumed>) = 0 [pid 4171] exit_group(0 [pid 4173] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] <... exit_group resumed>) = ? [pid 4172] <... futex resumed>) = ? [pid 4173] <... futex resumed>) = ? [pid 4172] +++ exited with 0 +++ [pid 4173] +++ exited with 0 +++ [pid 4171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4174 ./strace-static-x86_64: Process 4174 attached [pid 4174] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4174] setpgid(0, 0) = 0 [pid 4174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4174] write(3, "1000", 4) = 4 [pid 4174] close(3) = 0 [pid 4174] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4174] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4174] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4174] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4174] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4174] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4175 attached => {parent_tid=[4175]}, 88) = 4175 [pid 4175] set_robust_list(0x7f04812e39a0, 24 [pid 4174] rt_sigprocmask(SIG_SETMASK, [], [pid 4175] <... set_robust_list resumed>) = 0 [pid 4174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4175] rt_sigprocmask(SIG_SETMASK, [], [pid 4174] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4174] <... futex resumed>) = 0 [pid 4174] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4175] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4175] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] <... futex resumed>) = 0 [pid 4175] <... futex resumed>) = 1 [pid 4174] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4174] <... futex resumed>) = 0 [pid 4175] <... write resumed>) = 9 [pid 4174] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4175] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4175] <... futex resumed>) = 0 [pid 4175] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4174] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] <... write resumed>) = 10 [pid 4174] <... futex resumed>) = 0 [pid 4175] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] <... futex resumed>) = 0 [pid 4174] <... futex resumed>) = 0 [pid 4175] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4174] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4175] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4175] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] <... futex resumed>) = 0 [pid 4175] <... futex resumed>) = 1 [pid 4174] exit_group(0 [pid 4175] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4174] <... exit_group resumed>) = ? [pid 4175] +++ exited with 0 +++ [pid 4174] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4176 ./strace-static-x86_64: Process 4176 attached [pid 4176] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4176] setpgid(0, 0) = 0 [pid 4176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4176] write(3, "1000", 4) = 4 [pid 4176] close(3) = 0 [pid 4176] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4176] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4176] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4176] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4176] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4177 attached => {parent_tid=[4177]}, 88) = 4177 [pid 4177] set_robust_list(0x7f04812e39a0, 24 [pid 4176] rt_sigprocmask(SIG_SETMASK, [], [pid 4177] <... set_robust_list resumed>) = 0 [pid 4176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4177] rt_sigprocmask(SIG_SETMASK, [], [pid 4176] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4176] <... futex resumed>) = 0 [pid 4176] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4177] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4177] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] <... futex resumed>) = 0 [pid 4177] <... futex resumed>) = 1 [pid 4176] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4176] <... futex resumed>) = 0 [pid 4177] <... write resumed>) = 9 [pid 4176] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4177] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4177] <... futex resumed>) = 0 [pid 4176] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4176] <... futex resumed>) = 0 [pid 4177] <... write resumed>) = 10 [pid 4176] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] <... futex resumed>) = 0 [pid 4177] <... futex resumed>) = 0 [pid 4176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4177] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] <... mmap resumed>) = 0x7f04812a2000 [pid 4176] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4176] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4178 attached [pid 4178] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4178] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] <... clone3 resumed> => {parent_tid=[4178]}, 88) = 4178 [pid 4176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4176] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4178] <... futex resumed>) = 0 [pid 4178] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4178] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4178] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4176] exit_group(0) = ? [pid 4177] <... futex resumed>) = ? [pid 4177] +++ exited with 0 +++ [pid 4178] <... futex resumed>) = ? [pid 4178] +++ exited with 0 +++ [pid 4176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4179 attached [pid 4179] set_robust_list(0x5555566c56a0, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555566c5690) = 4179 [pid 4179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4179] setpgid(0, 0) = 0 [pid 4179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4179] write(3, "1000", 4) = 4 [pid 4179] close(3) = 0 [pid 4179] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4179] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4179] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4180 attached => {parent_tid=[4180]}, 88) = 4180 [pid 4180] set_robust_list(0x7f04812e39a0, 24 [pid 4179] rt_sigprocmask(SIG_SETMASK, [], [pid 4180] <... set_robust_list resumed>) = 0 [pid 4179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4180] rt_sigprocmask(SIG_SETMASK, [], [pid 4179] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4179] <... futex resumed>) = 0 [pid 4179] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4180] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4180] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4179] <... futex resumed>) = 0 [pid 4180] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4179] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4179] <... futex resumed>) = 0 [pid 4180] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 4179] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4180] <... write resumed>) = 9 [pid 4180] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4179] <... futex resumed>) = 0 [pid 4180] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4179] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4179] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4179] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4181 attached => {parent_tid=[4181]}, 88) = 4181 [pid 4179] rt_sigprocmask(SIG_SETMASK, [], [pid 4181] set_robust_list(0x7f04812c29a0, 24 [pid 4179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4179] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000 [pid 4181] <... set_robust_list resumed>) = 0 [pid 4179] <... futex resumed>) = 0 [pid 4181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4181] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4179] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4181] <... write resumed>) = 10 [pid 4181] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4179] <... futex resumed>) = 0 [pid 4181] <... futex resumed>) = 1 [pid 4180] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4181] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4180] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4180] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4179] exit_group(0) = ? [pid 4180] <... futex resumed>) = ? [pid 4180] +++ exited with 0 +++ [pid 4181] <... futex resumed>) = ? [pid 4181] +++ exited with 0 +++ [pid 4179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4182 ./strace-static-x86_64: Process 4182 attached [pid 4182] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4182] setpgid(0, 0) = 0 [pid 4182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4182] write(3, "1000", 4) = 4 [pid 4182] close(3) = 0 [pid 4182] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4182] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4182] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4183 attached => {parent_tid=[4183]}, 88) = 4183 [pid 4183] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4183] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4182] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4183] <... futex resumed>) = 0 [pid 4183] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4182] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4183] <... openat resumed>) = 3 [pid 4183] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4183] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4182] <... futex resumed>) = 0 [pid 4182] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4183] <... futex resumed>) = 0 [pid 4183] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4183] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4183] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4182] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4182] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4183] <... futex resumed>) = 0 [pid 4183] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4183] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4183] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4182] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4183] <... futex resumed>) = 0 [pid 4183] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4183] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4183] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4182] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4182] exit_group(0) = ? [pid 4183] <... futex resumed>) = ? [pid 4183] +++ exited with 0 +++ [pid 4182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4184 ./strace-static-x86_64: Process 4184 attached [pid 4184] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4184] setpgid(0, 0) = 0 [pid 4184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4184] write(3, "1000", 4) = 4 [pid 4184] close(3) = 0 [pid 4184] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4184] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4184] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4184] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4185 attached => {parent_tid=[4185]}, 88) = 4185 [pid 4185] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4185] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4184] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4185] <... futex resumed>) = 0 [pid 4184] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4185] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4185] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4185] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] <... futex resumed>) = 0 [pid 4184] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4185] <... futex resumed>) = 0 [pid 4185] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4185] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4185] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4184] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4185] <... futex resumed>) = 0 [pid 4185] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4185] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4185] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4185] <... futex resumed>) = 0 [pid 4184] <... futex resumed>) = 1 [pid 4185] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4185] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4185] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4184] exit_group(0) = ? [pid 4185] <... futex resumed>) = ? [pid 4185] +++ exited with 0 +++ [pid 4184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4186 ./strace-static-x86_64: Process 4186 attached [pid 4186] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4186] setpgid(0, 0) = 0 [pid 4186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4186] write(3, "1000", 4) = 4 [pid 4186] close(3) = 0 [pid 4186] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4186] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4187]}, 88) = 4187 [pid 4186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4187 attached [pid 4187] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4187] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4186] <... futex resumed>) = 0 [pid 4186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4187] <... futex resumed>) = 1 [pid 4187] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4186] <... futex resumed>) = 0 [pid 4186] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4186] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4186] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4188 attached => {parent_tid=[4188]}, 88) = 4188 [pid 4186] rt_sigprocmask(SIG_SETMASK, [], [pid 4188] set_robust_list(0x7f04812c29a0, 24 [pid 4186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4186] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4187] <... futex resumed>) = 1 [pid 4187] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4188] <... set_robust_list resumed>) = 0 [pid 4187] <... write resumed>) = 10 [pid 4187] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4187] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4188] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4188] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4186] <... futex resumed>) = 0 [pid 4186] exit_group(0 [pid 4188] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4186] <... exit_group resumed>) = ? [pid 4188] <... futex resumed>) = ? [pid 4187] <... futex resumed>) = ? [pid 4188] +++ exited with 0 +++ [pid 4187] +++ exited with 0 +++ [pid 4186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4189 ./strace-static-x86_64: Process 4189 attached [pid 4189] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4189] setpgid(0, 0) = 0 [pid 4189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4189] write(3, "1000", 4) = 4 [pid 4189] close(3) = 0 [pid 4189] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4189] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4189] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4190 attached => {parent_tid=[4190]}, 88) = 4190 [pid 4189] rt_sigprocmask(SIG_SETMASK, [], [pid 4190] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4190] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4189] <... futex resumed>) = 0 [pid 4189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4190] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4189] <... futex resumed>) = 0 [pid 4189] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4189] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4190] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4191]}, 88) = 4191 [pid 4190] <... write resumed>) = 10 [pid 4189] rt_sigprocmask(SIG_SETMASK, [], [pid 4190] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4189] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4191 attached [pid 4191] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4191] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4190] <... futex resumed>) = 0 [pid 4191] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 4191] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4189] <... futex resumed>) = 0 [pid 4189] exit_group(0 [pid 4190] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4189] <... exit_group resumed>) = ? [pid 4191] <... futex resumed>) = ? [pid 4190] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 4191] +++ exited with 0 +++ [pid 4190] +++ exited with 0 +++ [pid 4189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4192 ./strace-static-x86_64: Process 4192 attached [pid 4192] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4192] setpgid(0, 0) = 0 [pid 4192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4192] write(3, "1000", 4) = 4 [pid 4192] close(3) = 0 [pid 4192] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4192] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4192] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0} => {parent_tid=[4193]}, 88) = 4193 ./strace-static-x86_64: Process 4193 attached [pid 4192] rt_sigprocmask(SIG_SETMASK, [], [pid 4193] set_robust_list(0x7f04812e39a0, 24 [pid 4192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4193] <... set_robust_list resumed>) = 0 [pid 4193] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4193] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW) = 3 [pid 4193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4192] <... futex resumed>) = 0 [pid 4192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4193] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4192] <... futex resumed>) = 0 [pid 4192] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4192] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4192] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0}./strace-static-x86_64: Process 4194 attached [pid 4193] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4194] set_robust_list(0x7f04812c29a0, 24 [pid 4193] <... write resumed>) = 10 [pid 4193] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4193] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4192] <... clone3 resumed> => {parent_tid=[4194]}, 88) = 4194 [pid 4192] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4194] <... set_robust_list resumed>) = 0 [pid 4192] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4194] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4194] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4192] <... futex resumed>) = 0 [pid 4192] exit_group(0) = ? [pid 4193] <... futex resumed>) = ? [pid 4193] +++ exited with 0 +++ [pid 4194] +++ exited with 0 +++ [pid 4192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4195 ./strace-static-x86_64: Process 4195 attached [pid 4195] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4195] setpgid(0, 0) = 0 [pid 4195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4195] write(3, "1000", 4) = 4 [pid 4195] close(3) = 0 [pid 4195] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4195] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4195] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4195] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4196 attached [pid 4196] set_robust_list(0x7f04812e39a0, 24) = 0 [pid 4196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4195] <... clone3 resumed> => {parent_tid=[4196]}, 88) = 4196 [pid 4195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4196] <... futex resumed>) = 0 [pid 4196] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4195] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4196] <... openat resumed>) = 3 [pid 4196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4195] <... futex resumed>) = 0 [pid 4195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4196] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4195] <... futex resumed>) = 0 [pid 4195] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4195] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4196] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4195] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4196] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4196] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4195] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4195] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4197]}, 88) = 4197 [pid 4195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4195] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4197 attached [pid 4197] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4197] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 4197] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4195] <... futex resumed>) = 0 [pid 4195] exit_group(0) = ? [pid 4196] <... futex resumed>) = ? [pid 4197] +++ exited with 0 +++ [pid 4196] +++ exited with 0 +++ [pid 4195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566c5690) = 4198 ./strace-static-x86_64: Process 4198 attached [pid 4198] set_robust_list(0x5555566c56a0, 24) = 0 [pid 4198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4198] setpgid(0, 0) = 0 [pid 4198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4198] write(3, "1000", 4) = 4 [pid 4198] close(3) = 0 [pid 4198] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] rt_sigaction(SIGRT_1, {sa_handler=0x7f04813482a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0481339920}, NULL, 8) = 0 [pid 4198] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 4198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812c3000 [pid 4198] mprotect(0x7f04812c4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4198] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 4198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812e3990, parent_tid=0x7f04812e3990, exit_signal=0, stack=0x7f04812c3000, stack_size=0x20300, tls=0x7f04812e36c0}./strace-static-x86_64: Process 4199 attached => {parent_tid=[4199]}, 88) = 4199 [pid 4199] set_robust_list(0x7f04812e39a0, 24 [pid 4198] rt_sigprocmask(SIG_SETMASK, [], [pid 4199] <... set_robust_list resumed>) = 0 [pid 4198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4199] rt_sigprocmask(SIG_SETMASK, [], [pid 4198] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000 [pid 4199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 4198] <... futex resumed>) = 0 [pid 4199] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_TRUNC|O_NOFOLLOW [pid 4198] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4199] <... openat resumed>) = 3 [pid 4199] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4198] <... futex resumed>) = 0 [pid 4198] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] futex(0x7f04813ac30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4199] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 4199] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4198] <... futex resumed>) = 0 [pid 4198] futex(0x7f04813ac308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f04812a2000 [pid 4198] mprotect(0x7f04812a3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4198] rt_sigprocmask(SIG_BLOCK, ~[], [pid 4199] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 4198] <... rt_sigprocmask resumed>[], 8) = 0 [pid 4198] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f04812c2990, parent_tid=0x7f04812c2990, exit_signal=0, stack=0x7f04812a2000, stack_size=0x20300, tls=0x7f04812c26c0} => {parent_tid=[4200]}, 88) = 4200 [pid 4198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4198] futex(0x7f04813ac318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] futex(0x7f04813ac31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4200 attached [pid 4200] set_robust_list(0x7f04812c29a0, 24) = 0 [pid 4200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 4200] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 4200] futex(0x7f04813ac31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4198] <... futex resumed>) = 0 [pid 4200] <... futex resumed>) = 1 [pid 4199] <... write resumed>) = 10 [pid 4200] futex(0x7f04813ac318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4199] futex(0x7f04813ac30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4199] futex(0x7f04813ac308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4198] exit_group(0) = ? [pid 4200] <... futex resumed>) = ? [pid 4200] +++ exited with 0 +++ [pid 4199] <... futex resumed>) = ? [ 176.921283][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [kworker/u4:2:110] [ 176.929554][ C0] Modules linked in: [ 176.933253][ C0] CPU: 0 PID: 110 Comm: kworker/u4:2 Not tainted 5.10.186-syzkaller #0 [ 176.941321][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 176.951242][ C0] Workqueue: events_unbound toggle_allocation_gate [ 176.957560][ C0] RIP: 0010:smp_call_function_single+0x27d/0x510 [ 176.963717][ C0] Code: 00 44 8b 6c 24 48 44 89 ee 83 e6 01 31 ff e8 ca e7 0a 00 41 83 e5 01 75 0a e8 0f e4 0a 00 e9 eb 00 00 00 f3 90 42 0f b6 04 23 <84> c0 75 15 f7 44 24 48 01 00 00 00 0f 84 cd 00 00 00 e8 ec e3 0a [ 176.983936][ C0] RSP: 0018:ffffc90000c97720 EFLAGS: 00000293 [ 176.989839][ C0] RAX: 0000000000000000 RBX: 1ffff92000192eed RCX: ffff88810e52a780 [ 176.997666][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 177.005461][ C0] RBP: ffffc90000c97810 R08: ffffffff815fa3c6 R09: ffffed103ee2aec9 [ 177.013276][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 177.022132][ C0] R13: 0000000000000001 R14: ffffc90000c97768 R15: 0000000000000000 [ 177.030030][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 177.038791][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 177.045317][ C0] CR2: 00007f04813789f8 CR3: 000000000660f000 CR4: 00000000003506b0 [ 177.053128][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 177.060941][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 177.068835][ C0] Call Trace: [ 177.071959][ C0] [ 177.074665][ C0] ? show_regs+0x58/0x60 [ 177.078735][ C0] ? watchdog_timer_fn+0x471/0x590 [ 177.083681][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 177.088889][ C0] ? __hrtimer_run_queues+0x3d7/0xa50 [ 177.094098][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 177.099044][ C0] ? clockevents_program_event+0x214/0x2c0 [ 177.104699][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 177.110589][ C0] ? hrtimer_interrupt+0x39a/0x8b0 [ 177.115538][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 177.121473][ C0] ? asm_call_irq_on_stack+0xf/0x20 [ 177.126463][ C0] [ 177.129248][ C0] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 177.134886][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 177.140877][ C0] ? smp_call_function_single+0x266/0x510 [ 177.146433][ C0] ? smp_call_function_single+0x27d/0x510 [ 177.151987][ C0] ? text_poke_sync+0x20/0x20 [ 177.156501][ C0] ? flush_smp_call_function_from_idle+0x1b0/0x1b0 [ 177.162837][ C0] ? cpumask_any_but+0x18/0xb0 [ 177.167438][ C0] ? text_poke_sync+0x20/0x20 [ 177.171949][ C0] ? cpumask_any_but+0xa3/0xb0 [ 177.176554][ C0] smp_call_function_many_cond+0x94e/0xa30 [ 177.182194][ C0] ? __kmalloc_track_caller+0xe8/0x320 [ 177.187484][ C0] ? text_poke_sync+0x20/0x20 [ 177.192001][ C0] ? smp_call_function_many+0x40/0x40 [ 177.197204][ C0] ? text_poke+0x20/0x20 [ 177.201285][ C0] ? text_poke_sync+0x20/0x20 [ 177.205804][ C0] on_each_cpu+0xa8/0x1a0 [ 177.209963][ C0] ? __kmalloc_track_caller+0xe8/0x320 [ 177.215260][ C0] ? smp_call_function+0x90/0x90 [ 177.220032][ C0] ? text_poke_loc_init+0xc5/0x580 [ 177.224978][ C0] ? text_poke_finish+0x30/0x30 [ 177.229752][ C0] text_poke_bp_batch+0x1d4/0x600 [ 177.234616][ C0] ? __kasan_check_write+0x14/0x20 [ 177.239572][ C0] ? text_poke_loc_init+0x580/0x580 [ 177.244607][ C0] ? __kasan_check_write+0x14/0x20 [ 177.249635][ C0] ? mutex_lock+0xa5/0x110 [ 177.253891][ C0] ? mutex_trylock+0xa0/0xa0 [ 177.258315][ C0] ? __kasan_check_write+0x14/0x20 [ 177.263262][ C0] text_poke_finish+0x1a/0x30 [ 177.267781][ C0] arch_jump_label_transform_apply+0x15/0x30 [ 177.273597][ C0] __jump_label_update+0x36a/0x380 [ 177.278537][ C0] jump_label_update+0x379/0x400 [ 177.283313][ C0] static_key_enable_cpuslocked+0x12f/0x250 [ 177.289042][ C0] static_key_enable+0x1a/0x30 [ 177.293647][ C0] toggle_allocation_gate+0xbf/0x450 [ 177.298764][ C0] ? kfence_protect+0x270/0x270 [ 177.303451][ C0] ? finish_task_switch+0x130/0x5a0 [ 177.308515][ C0] ? switch_mm_irqs_off+0x6ef/0x940 [ 177.313527][ C0] ? __switch_to_asm+0x34/0x60 [ 177.318117][ C0] ? __kasan_check_read+0x11/0x20 [ 177.322984][ C0] ? read_word_at_a_time+0x12/0x20 [ 177.328096][ C0] ? strscpy+0x9c/0x260 [ 177.332110][ C0] process_one_work+0x6dc/0xbd0 [ 177.336882][ C0] worker_thread+0xaea/0x1510 [ 177.341383][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 177.346080][ C0] ? __kasan_check_read+0x11/0x20 [ 177.350931][ C0] kthread+0x34b/0x3d0 [ 177.354838][ C0] ? worker_clr_flags+0x180/0x180 [ 177.359802][ C0] ? kthread_blkcg+0xd0/0xd0 [ 177.364349][ C0] ret_from_fork+0x1f/0x30