./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3293937959 <...> [ 7.506273][ T195] ip (195) used greatest stack depth: 22904 bytes left [ 7.543201][ T23] audit: type=1400 audit(1706413961.440:30): avc: denied { search } for pid=198 comm="dhcpcd" name="/" dev="tmpfs" ino=9394 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 7.550311][ T23] audit: type=1400 audit(1706413961.450:31): avc: denied { write } for pid=198 comm="dhcpcd" name="/" dev="tmpfs" ino=9394 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 17.770819][ T23] kauditd_printk_skb: 29 callbacks suppressed [ 17.770831][ T23] audit: type=1400 audit(1706413971.670:61): avc: denied { transition } for pid=289 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.780861][ T23] audit: type=1400 audit(1706413971.670:62): avc: denied { noatsecure } for pid=289 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.786838][ T23] audit: type=1400 audit(1706413971.670:63): avc: denied { write } for pid=289 comm="sh" path="pipe:[10456]" dev="pipefs" ino=10456 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 17.801885][ T23] audit: type=1400 audit(1706413971.670:64): avc: denied { rlimitinh } for pid=289 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.820599][ T23] audit: type=1400 audit(1706413971.670:65): avc: denied { siginh } for pid=289 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 19.780421][ T290] sshd (290) used greatest stack depth: 22072 bytes left Warning: Permanently added '10.128.0.85' (ED25519) to the list of known hosts. execve("./syz-executor3293937959", ["./syz-executor3293937959"], 0x7ffd9ed09fc0 /* 10 vars */) = 0 brk(NULL) = 0x55555614b000 brk(0x55555614bd40) = 0x55555614bd40 arch_prctl(ARCH_SET_FS, 0x55555614b3c0) = 0 set_tid_address(0x55555614b690) = 385 set_robust_list(0x55555614b6a0, 24) = 0 rseq(0x55555614bce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3293937959", 4096) = 28 getrandom("\xf3\xfd\x54\x24\x0c\xbb\xb3\xa5", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555614bd40 brk(0x55555616cd40) = 0x55555616cd40 brk(0x55555616d000) = 0x55555616d000 mprotect(0x7f5380f2d000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 386 ./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x55555614b6a0, 24) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [pid 386] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 386] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 387 attached => {parent_tid=[387]}, 88) = 387 [pid 387] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 387] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 386] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME [ 54.096132][ T23] audit: type=1400 audit(1706414007.990:66): avc: denied { execmem } for pid=385 comm="syz-executor329" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 386] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] <... openat resumed>) = 3 [pid 387] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 386] <... futex resumed>) = 0 [pid 386] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 387] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 386] <... futex resumed>) = 0 [pid 386] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 386] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} [pid 387] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 387] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] <... clone3 resumed> => {parent_tid=[388]}, 88) = 388 [pid 387] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 386] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 388] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 388] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... futex resumed>) = 0 [pid 386] exit_group(0) = ? [pid 387] <... futex resumed>) = ? [pid 387] +++ exited with 0 +++ [pid 388] <... futex resumed>) = ? [pid 388] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, 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=0x55555614b690) = 389 ./strace-static-x86_64: Process 389 attached [pid 389] set_robust_list(0x55555614b6a0, 24) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4) = 4 [pid 389] close(3) = 0 [pid 389] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 389] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 390 attached => {parent_tid=[390]}, 88) = 390 [pid 390] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 390] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 389] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 390] <... futex resumed>) = 0 [pid 390] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 390] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 390] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 390] <... futex resumed>) = 0 [pid 390] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 390] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 390] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 390] <... futex resumed>) = 0 [pid 390] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 390] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 390] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] <... futex resumed>) = 1 [pid 389] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 390] <... futex resumed>) = 0 [pid 390] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 390] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 390] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] exit_group(0) = ? [pid 390] <... futex resumed>) = ? [pid 390] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 391 ./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x55555614b6a0, 24) = 0 [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 391] setpgid(0, 0) = 0 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 391] write(3, "1000", 4) = 4 [pid 391] close(3) = 0 [pid 391] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 391] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[392]}, 88) = 392 [pid 391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 391] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 392] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 392] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 392] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 391] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[393]}, 88) = 393 [pid 391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 391] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 393] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 391] <... futex resumed>) = 0 [pid 393] <... futex resumed>) = 1 [pid 393] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 392] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 391] exit_group(0) = ? [pid 393] <... futex resumed>) = ? [pid 393] +++ exited with 0 +++ [pid 392] <... futex resumed>) = ? [pid 392] +++ exited with 0 +++ [pid 391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 394 ./strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x55555614b6a0, 24) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 394] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 394] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[395]}, 88) = 395 [pid 394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 394] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 395] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 394] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 395] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 394] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 394] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[396]}, 88) = 396 [pid 394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 394] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 396] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 396] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] <... futex resumed>) = 0 [pid 396] <... futex resumed>) = 1 [pid 396] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 395] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] exit_group(0) = ? [pid 396] <... futex resumed>) = ? [pid 396] +++ exited with 0 +++ [pid 395] <... futex resumed>) = ? [pid 395] +++ exited with 0 +++ [pid 394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 397 ./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x55555614b6a0, 24) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 397] setpgid(0, 0) = 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 397] write(3, "1000", 4) = 4 [pid 397] close(3) = 0 [pid 397] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 397] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 397] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[398]}, 88) = 398 [pid 397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 397] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 398] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 398] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 397] <... futex resumed>) = 0 [pid 397] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 398] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 397] <... futex resumed>) = 0 [pid 397] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 397] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 397] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[400]}, 88) = 400 [pid 397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 397] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 400] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 400] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... futex resumed>) = 0 [pid 400] <... futex resumed>) = 1 [ 54.127163][ T23] audit: type=1400 audit(1706414008.020:67): avc: denied { read write } for pid=386 comm="syz-executor329" name="vga_arbiter" dev="devtmpfs" ino=1026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:xserver_misc_device_t tclass=chr_file permissive=1 [ 54.152765][ T23] audit: type=1400 audit(1706414008.050:68): avc: denied { open } for pid=386 comm="syz-executor329" path="/dev/vga_arbiter" dev="devtmpfs" ino=1026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:xserver_misc_device_t tclass=chr_file permissive=1 [pid 400] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 398] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 397] exit_group(0) = ? [pid 400] <... futex resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 398] <... futex resumed>) = ? [pid 398] +++ exited with 0 +++ [pid 397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, 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=0x55555614b690) = 401 ./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x55555614b6a0, 24) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 [pid 401] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 401] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[402]}, 88) = 402 [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 402] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 402] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 402] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 402] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 401] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[403]}, 88) = 403 [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 403] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 403] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 403] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 402] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] exit_group(0) = ? [pid 403] <... futex resumed>) = ? [pid 403] +++ exited with 0 +++ [pid 402] <... futex resumed>) = ? [pid 402] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 404 attached , child_tidptr=0x55555614b690) = 404 [pid 404] set_robust_list(0x55555614b6a0, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 404] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[405]}, 88) = 405 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 405] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... futex resumed>) = 0 [pid 404] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... futex resumed>) = 1 [pid 405] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 405] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... futex resumed>) = 0 [pid 404] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 404] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[406]}, 88) = 406 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... futex resumed>) = 1 [pid 405] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 405] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 406] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 406] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 404] <... futex resumed>) = 0 [pid 404] exit_group(0) = ? [pid 405] <... futex resumed>) = ? [pid 405] +++ exited with 0 +++ [pid 406] +++ exited with 0 +++ [pid 404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 407 ./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x55555614b6a0, 24) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 [pid 407] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 407] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[408]}, 88) = 408 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 408] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 408] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 408] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 408] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 407] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 408] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 408] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 407] <... futex resumed>) = 0 [pid 408] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 407] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... futex resumed>) = 0 [pid 407] exit_group(0 [pid 408] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] <... exit_group resumed>) = ? [pid 408] <... futex resumed>) = ? [pid 408] +++ exited with 0 +++ [pid 407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 409 ./strace-static-x86_64: Process 409 attached [pid 409] set_robust_list(0x55555614b6a0, 24) = 0 [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 409] setpgid(0, 0) = 0 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 409] write(3, "1000", 4) = 4 [pid 409] close(3) = 0 [pid 409] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 409] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[410]}, 88) = 410 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 410] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 410] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 409] <... futex resumed>) = 0 [pid 409] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 409] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[411]}, 88) = 411 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 411] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] <... futex resumed>) = 0 [pid 411] <... futex resumed>) = 1 [pid 411] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 410] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] exit_group(0) = ? [pid 411] <... futex resumed>) = ? [pid 410] <... futex resumed>) = 231 [pid 411] +++ exited with 0 +++ [pid 410] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 412 ./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x55555614b6a0, 24) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] write(3, "1000", 4) = 4 [pid 412] close(3) = 0 [pid 412] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 412] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 412] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[413]}, 88) = 413 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 413] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 413] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 412] <... futex resumed>) = 0 [pid 412] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 413] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 413] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 412] <... futex resumed>) = 0 [pid 412] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 412] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 412] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[414]}, 88) = 414 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 414] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 414] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 0 [pid 414] <... futex resumed>) = 1 [pid 414] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 413] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] exit_group(0) = ? [pid 414] <... futex resumed>) = ? [pid 414] +++ exited with 0 +++ [pid 413] <... futex resumed>) = ? [pid 413] +++ exited with 0 +++ [pid 412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 415 ./strace-static-x86_64: Process 415 attached [pid 415] set_robust_list(0x55555614b6a0, 24) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] setpgid(0, 0) = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 [pid 415] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 415] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 415] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[416]}, 88) = 416 [pid 415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 415] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 416] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 416] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 415] <... futex resumed>) = 0 [pid 415] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 416] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 415] <... futex resumed>) = 0 [pid 415] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 415] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 415] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[417]}, 88) = 417 [pid 415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 415] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 417] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 417] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = 0 [pid 417] <... futex resumed>) = 1 [pid 417] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 416] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 416] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] exit_group(0) = ? [pid 417] <... futex resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 416] +++ exited with 0 +++ [pid 415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 418 ./strace-static-x86_64: Process 418 attached [pid 418] set_robust_list(0x55555614b6a0, 24) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] write(3, "1000", 4) = 4 [pid 418] close(3) = 0 [pid 418] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 418] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[419]}, 88) = 419 [pid 418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 418] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 419] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 419] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 419] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 419] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 418] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[420]}, 88) = 420 [pid 419] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 418] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 420 attached [pid 420] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 419] <... write resumed>) = 10 [pid 420] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 420] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... futex resumed>) = 0 [pid 420] <... futex resumed>) = 1 [pid 420] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] exit_group(0) = ? [pid 420] <... futex resumed>) = ? [pid 420] +++ exited with 0 +++ [pid 419] <... futex resumed>) = ? [pid 419] +++ exited with 0 +++ [pid 418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 421 ./strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x55555614b6a0, 24) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 421] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[422]}, 88) = 422 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 422] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 422] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 421] <... futex resumed>) = 0 [pid 421] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 422] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 421] <... futex resumed>) = 0 [pid 421] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 421] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[423]}, 88) = 423 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 423] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 423] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] <... futex resumed>) = 0 [pid 423] <... futex resumed>) = 1 [pid 423] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 422] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] exit_group(0) = ? [pid 423] <... futex resumed>) = ? [pid 423] +++ exited with 0 +++ [pid 422] <... futex resumed>) = ? [pid 422] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, 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=0x55555614b690) = 424 ./strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x55555614b6a0, 24) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 424] setpgid(0, 0) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 424] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[425]}, 88) = 425 [pid 424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 424] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 425] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 425] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 424] <... futex resumed>) = 0 [pid 424] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 425] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 425] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 424] <... futex resumed>) = 0 [pid 424] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 424] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[426]}, 88) = 426 [pid 424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 424] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 426 attached [pid 426] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 426] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 426] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... futex resumed>) = 0 [pid 426] <... futex resumed>) = 1 [pid 426] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 425] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] exit_group(0) = ? [pid 426] <... futex resumed>) = ? [pid 426] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ [pid 424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 427 ./strace-static-x86_64: Process 427 attached [pid 427] set_robust_list(0x55555614b6a0, 24) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [pid 427] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 427] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 427] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[428]}, 88) = 428 ./strace-static-x86_64: Process 428 attached [pid 427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 427] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 428] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 428] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 427] <... futex resumed>) = 0 [pid 427] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 428] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 428] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 427] <... futex resumed>) = 0 [pid 427] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 427] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 427] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[429]}, 88) = 429 [pid 427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 427] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 427] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 429] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 429] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] <... futex resumed>) = 0 [pid 429] <... futex resumed>) = 1 [pid 429] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 428] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] exit_group(0) = ? [pid 428] <... futex resumed>) = ? [pid 429] <... futex resumed>) = ? [pid 429] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ [pid 427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 430 ./strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x55555614b6a0, 24) = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] setpgid(0, 0) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 430] write(3, "1000", 4) = 4 [pid 430] close(3) = 0 [pid 430] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 430] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 430] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 430] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[431]}, 88) = 431 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 430] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 430] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 431] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 431] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 430] <... futex resumed>) = 0 [pid 431] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 430] <... futex resumed>) = 0 [pid 431] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 430] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 431] <... write resumed>) = 8 [pid 431] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 430] <... futex resumed>) = 0 [pid 431] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 430] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] <... write resumed>) = 10 [pid 430] <... futex resumed>) = 0 [pid 431] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] <... futex resumed>) = 0 [pid 430] <... futex resumed>) = 0 [pid 431] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 430] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 430] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0}./strace-static-x86_64: Process 432 attached => {parent_tid=[432]}, 88) = 432 [pid 432] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 432] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 430] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 432] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 432] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 430] exit_group(0 [pid 431] <... futex resumed>) = ? [pid 430] <... exit_group resumed>) = ? [pid 432] <... futex resumed>) = ? [pid 432] +++ exited with 0 +++ [pid 431] +++ exited with 0 +++ [pid 430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 433 ./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x55555614b6a0, 24) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 433] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 433] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[434]}, 88) = 434 [pid 433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 433] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 434] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 433] <... futex resumed>) = 0 [pid 433] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 434] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 433] <... futex resumed>) = 0 [pid 433] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 433] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 433] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[435]}, 88) = 435 [pid 433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 433] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 435] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = 0 [pid 435] <... futex resumed>) = 1 [pid 435] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 434] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] exit_group(0) = ? [pid 435] <... futex resumed>) = ? [pid 435] +++ exited with 0 +++ [pid 434] +++ exited with 0 +++ [pid 433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 436 ./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x55555614b6a0, 24) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 436] write(3, "1000", 4) = 4 [pid 436] close(3) = 0 [pid 436] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 436] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 437] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] <... clone3 resumed> => {parent_tid=[437]}, 88) = 437 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] <... futex resumed>) = 0 [pid 437] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME [pid 436] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... openat resumed>) = 3 [pid 437] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 437] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 437] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 436] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE [pid 437] <... write resumed>) = 10 [pid 437] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... mprotect resumed>) = 0 [pid 437] <... futex resumed>) = 0 [pid 437] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[438]}, 88) = 438 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 438] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 436] exit_group(0) = ? [pid 437] <... futex resumed>) = ? [pid 437] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x55555614b6a0, 24) = 0 [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 439 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 439] setpgid(0, 0) = 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 439] write(3, "1000", 4) = 4 [pid 439] close(3) = 0 [pid 439] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 439] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[440]}, 88) = 440 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 440 attached [pid 440] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 440] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] <... futex resumed>) = 1 [pid 440] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 440] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 439] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[441]}, 88) = 441 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] <... futex resumed>) = 1 [pid 440] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 440] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 441] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 439] exit_group(0) = ? [pid 440] <... futex resumed>) = ? [pid 440] +++ exited with 0 +++ [pid 441] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x55555614b6a0, 24) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 442] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 442] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 442 [pid 442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[443]}, 88) = 443 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 443] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 443] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 1 [pid 442] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 442] <... futex resumed>) = 0 [pid 443] <... write resumed>) = 8 [pid 442] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 442] <... futex resumed>) = 0 [pid 443] <... write resumed>) = 10 [pid 442] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 443] <... futex resumed>) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 443] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] <... mmap resumed>) = 0x7f5380e29000 [pid 442] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[444]}, 88) = 444 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 444] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 444] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] <... futex resumed>) = 0 [pid 442] exit_group(0) = ? [pid 443] <... futex resumed>) = ? [pid 443] +++ exited with 0 +++ [pid 444] +++ exited with 0 +++ [pid 442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x55555614b6a0, 24) = 0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] write(3, "1000", 4) = 4 [pid 445] close(3) = 0 [pid 445] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 445] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 445] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[446]}, 88) = 446 [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 446] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 445 [pid 446] <... openat resumed>) = 3 [pid 446] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] <... futex resumed>) = 1 [pid 446] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 446] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 445] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[447]}, 88) = 447 [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] <... futex resumed>) = 1 [pid 446] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 446] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 446] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 447] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 447] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 445] <... futex resumed>) = 0 [pid 445] exit_group(0) = ? [pid 446] <... futex resumed>) = ? [pid 446] +++ exited with 0 +++ [pid 447] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x55555614b6a0, 24) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 448] setpgid(0, 0) = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 448] write(3, "1000", 4) = 4 [pid 448] close(3) = 0 [pid 448] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 448] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[449]}, 88) = 449 [pid 448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 448] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 449] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 449] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... futex resumed>) = 0 [pid 448] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 449] <... futex resumed>) = 1 [pid 449] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 449] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... futex resumed>) = 0 [pid 448] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 448] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[450]}, 88) = 450 [pid 448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 448] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 449] <... futex resumed>) = 1 [pid 449] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 449] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 449] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 450 attached [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 448 [pid 450] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 450] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 448] <... futex resumed>) = 0 [pid 448] exit_group(0) = ? [pid 449] <... futex resumed>) = ? [pid 449] +++ exited with 0 +++ [pid 450] +++ exited with 0 +++ [pid 448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 451 attached [pid 451] set_robust_list(0x55555614b6a0, 24) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] setpgid(0, 0) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3) = 0 [pid 451] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 451] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[452]}, 88) = 452 [pid 451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 451] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 452 attached [pid 452] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 452] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 452] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... futex resumed>) = 0 [pid 451] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 451 [pid 452] <... futex resumed>) = 1 [pid 452] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 452] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... futex resumed>) = 0 [pid 451] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 451] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[453]}, 88) = 453 [pid 451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 451] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 452] <... futex resumed>) = 1 [pid 452] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 452] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 452] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 453] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 451] <... futex resumed>) = 0 [pid 451] exit_group(0) = ? [pid 452] <... futex resumed>) = ? [pid 452] +++ exited with 0 +++ [pid 453] +++ exited with 0 +++ [pid 451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 454 ./strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x55555614b6a0, 24) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [pid 454] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 454] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[455]}, 88) = 455 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 454] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 455] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 455] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 454] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] <... futex resumed>) = 1 [pid 455] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 455] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 454] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 454] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[456]}, 88) = 456 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 454] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] <... futex resumed>) = 1 [pid 455] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 455] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 455] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 456 attached [pid 456] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 456] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 456] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 454] <... futex resumed>) = 0 [pid 454] exit_group(0) = ? [pid 455] <... futex resumed>) = ? [pid 455] +++ exited with 0 +++ [pid 456] +++ exited with 0 +++ [pid 454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 457 ./strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x55555614b6a0, 24) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [pid 457] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 457] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[458]}, 88) = 458 [pid 457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 458 attached [pid 458] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 458] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 458] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 457] <... futex resumed>) = 0 [pid 457] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 458] <... futex resumed>) = 1 [pid 458] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 458] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 457] <... futex resumed>) = 0 [pid 457] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 457] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[459]}, 88) = 459 [pid 457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 458] <... futex resumed>) = 1 [pid 458] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 458] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 458] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 459] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 459] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 457] <... futex resumed>) = 0 [pid 457] exit_group(0) = ? [pid 458] <... futex resumed>) = ? [pid 458] +++ exited with 0 +++ [pid 459] +++ exited with 0 +++ [pid 457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 460 ./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x55555614b6a0, 24) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 460] setpgid(0, 0) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 460] write(3, "1000", 4) = 4 [pid 460] close(3) = 0 [pid 460] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 460] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[461]}, 88) = 461 [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 460] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 461 attached [pid 461] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 461] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 461] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = 0 [pid 460] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... futex resumed>) = 1 [pid 461] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 461] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = 0 [pid 460] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 460] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[462]}, 88) = 462 [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 460] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... futex resumed>) = 1 [pid 461] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 461] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 461] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 462 attached [pid 462] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 462] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 460] <... futex resumed>) = 0 [pid 460] exit_group(0) = ? [pid 461] <... futex resumed>) = ? [pid 461] +++ exited with 0 +++ [pid 462] +++ exited with 0 +++ [pid 460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 463 attached , child_tidptr=0x55555614b690) = 463 [pid 463] set_robust_list(0x55555614b6a0, 24) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 463] setpgid(0, 0) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 463] write(3, "1000", 4) = 4 [pid 463] close(3) = 0 [pid 463] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 463] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[464]}, 88) = 464 [pid 463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 463] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 464 attached [pid 464] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 464] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 464] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = 0 [pid 463] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 464] <... futex resumed>) = 1 [pid 464] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 464] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = 0 [pid 463] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 463] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[465]}, 88) = 465 [pid 463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 463] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 464] <... futex resumed>) = 1 [pid 464] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 464] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 464] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 465] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 463] <... futex resumed>) = 0 [pid 463] exit_group(0) = ? [pid 464] <... futex resumed>) = ? [pid 464] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ [pid 463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 466 ./strace-static-x86_64: Process 466 attached [pid 466] set_robust_list(0x55555614b6a0, 24) = 0 [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 466] setpgid(0, 0) = 0 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 466] write(3, "1000", 4) = 4 [pid 466] close(3) = 0 [pid 466] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 466] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[467]}, 88) = 467 [pid 466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 466] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 467] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] <... futex resumed>) = 0 [pid 466] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... futex resumed>) = 1 [pid 467] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 467] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] <... futex resumed>) = 0 [pid 466] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 466] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[468]}, 88) = 468 [pid 466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 466] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... futex resumed>) = 1 [pid 467] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 467] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 467] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 468] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 468] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 466] <... futex resumed>) = 0 [pid 466] exit_group(0) = ? [pid 467] <... futex resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 468] +++ exited with 0 +++ [pid 466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 469 ./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x55555614b6a0, 24) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0) = 0 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 469] write(3, "1000", 4) = 4 [pid 469] close(3) = 0 [pid 469] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 469] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 470 attached => {parent_tid=[470]}, 88) = 470 [pid 470] set_robust_list(0x7f5380e6a9a0, 24 [pid 469] rt_sigprocmask(SIG_SETMASK, [], [pid 470] <... set_robust_list resumed>) = 0 [pid 469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 470] rt_sigprocmask(SIG_SETMASK, [], [pid 469] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 469] <... futex resumed>) = 0 [pid 469] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 470] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 1 [pid 469] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 469] <... futex resumed>) = 0 [pid 470] <... write resumed>) = 8 [pid 469] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 470] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 469] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 469] <... futex resumed>) = 0 [pid 470] <... write resumed>) = 10 [pid 469] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 0 [pid 469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 470] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 469] <... mmap resumed>) = 0x7f5380e29000 [pid 469] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[471]}, 88) = 471 [pid 469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 469] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 471] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] <... futex resumed>) = 0 [pid 471] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 469] exit_group(0 [pid 471] <... futex resumed>) = ? [pid 470] <... futex resumed>) = ? [pid 469] <... exit_group resumed>) = ? [pid 470] +++ exited with 0 +++ [pid 471] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, 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 472 attached , child_tidptr=0x55555614b690) = 472 [pid 472] set_robust_list(0x55555614b6a0, 24) = 0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 472] setpgid(0, 0) = 0 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 472] write(3, "1000", 4) = 4 [pid 472] close(3) = 0 [pid 472] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 472] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 472] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 472] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 473 attached => {parent_tid=[473]}, 88) = 473 [pid 473] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 473] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 472] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 473] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 473] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 473] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 473] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 473] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 473] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 473] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 473] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 472] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] exit_group(0) = ? [pid 473] <... futex resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, 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 474 attached , child_tidptr=0x55555614b690) = 474 [pid 474] set_robust_list(0x55555614b6a0, 24) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 474] setpgid(0, 0) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 474] write(3, "1000", 4) = 4 [pid 474] close(3) = 0 [pid 474] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 474] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 474] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 475] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... clone3 resumed> => {parent_tid=[475]}, 88) = 475 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 474] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 475] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 475] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 475] <... futex resumed>) = 0 [pid 475] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 475] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = 1 [pid 475] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 475] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 474] exit_group(0) = ? [pid 475] <... futex resumed>) = ? [pid 475] +++ exited with 0 +++ [pid 474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 476 ./strace-static-x86_64: Process 476 attached [pid 476] set_robust_list(0x55555614b6a0, 24) = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 476] setpgid(0, 0) = 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 476] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[477]}, 88) = 477 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 477 attached [pid 477] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 477] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 477] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 476] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 477] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 476] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 476] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} [pid 477] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 476] <... clone3 resumed> => {parent_tid=[478]}, 88) = 478 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 478 attached [pid 478] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 478] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... futex resumed>) = 0 [pid 478] <... futex resumed>) = 1 [pid 478] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 477] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] exit_group(0) = ? [pid 478] <... futex resumed>) = ? [pid 478] +++ exited with 0 +++ [pid 477] <... futex resumed>) = ? [pid 477] +++ exited with 0 +++ [pid 476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 479 ./strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x55555614b6a0, 24) = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 479] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[480]}, 88) = 480 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 480] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 479] <... futex resumed>) = 0 [pid 479] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 480] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 479] <... futex resumed>) = 0 [pid 479] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 479] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[481]}, 88) = 481 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 481 attached [pid 481] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 481] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 481] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 479] <... futex resumed>) = 0 [pid 481] <... futex resumed>) = 1 [pid 481] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 480] <... futex resumed>) = 1 [pid 480] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 480] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 480] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 479] exit_group(0) = ? [pid 481] <... futex resumed>) = 231 [pid 481] +++ exited with 0 +++ [pid 480] <... futex resumed>) = ? [pid 480] +++ exited with 0 +++ [pid 479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 482 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x55555614b6a0, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 482] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 483 attached => {parent_tid=[483]}, 88) = 483 [pid 483] set_robust_list(0x7f5380e6a9a0, 24 [pid 482] rt_sigprocmask(SIG_SETMASK, [], [pid 483] <... set_robust_list resumed>) = 0 [pid 482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 483] rt_sigprocmask(SIG_SETMASK, [], [pid 482] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 482] <... futex resumed>) = 0 [pid 483] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME [pid 482] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] <... openat resumed>) = 3 [pid 483] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 482] <... futex resumed>) = 0 [pid 482] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 482] <... futex resumed>) = 0 [pid 483] <... write resumed>) = 8 [pid 482] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 482] <... futex resumed>) = 0 [pid 483] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 482] <... futex resumed>) = 0 [pid 483] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 482] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... write resumed>) = 10 [pid 482] <... futex resumed>) = 0 [pid 483] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 483] <... futex resumed>) = 0 [pid 482] <... mmap resumed>) = 0x7f5380e29000 [pid 483] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0}./strace-static-x86_64: Process 484 attached => {parent_tid=[484]}, 88) = 484 [pid 484] set_robust_list(0x7f5380e499a0, 24 [pid 482] rt_sigprocmask(SIG_SETMASK, [], [pid 484] <... set_robust_list resumed>) = 0 [pid 482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 484] rt_sigprocmask(SIG_SETMASK, [], [pid 482] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 482] <... futex resumed>) = 0 [pid 484] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 482] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 484] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 484] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 482] <... futex resumed>) = 0 [pid 484] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] exit_group(0) = ? [pid 483] <... futex resumed>) = ? [pid 483] +++ exited with 0 +++ [pid 484] <... futex resumed>) = ? [pid 484] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 485 ./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x55555614b6a0, 24) = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 485] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[486]}, 88) = 486 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 486] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] <... futex resumed>) = 0 [pid 486] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 485] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... write resumed>) = 8 [pid 485] <... futex resumed>) = 0 [pid 486] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] <... futex resumed>) = 0 [pid 485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 486] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... futex resumed>) = 0 [pid 486] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 485] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... write resumed>) = 10 [pid 485] <... futex resumed>) = 0 [pid 486] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 486] <... futex resumed>) = 0 [pid 485] <... mmap resumed>) = 0x7f5380e29000 [pid 486] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... clone3 resumed> => {parent_tid=[487]}, 88) = 487 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 487] <... futex resumed>) = 0 [pid 487] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 487] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 487] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] exit_group(0 [pid 486] <... futex resumed>) = ? [pid 485] <... exit_group resumed>) = ? [pid 487] <... futex resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 486] +++ exited with 0 +++ [pid 485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 488 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x55555614b6a0, 24) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 0 [pid 488] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 488] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 489 attached => {parent_tid=[489]}, 88) = 489 [pid 489] set_robust_list(0x7f5380e6a9a0, 24 [pid 488] rt_sigprocmask(SIG_SETMASK, [], [pid 489] <... set_robust_list resumed>) = 0 [pid 488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], [pid 488] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 488] <... futex resumed>) = 0 [pid 488] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 489] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = 0 [pid 489] <... futex resumed>) = 1 [pid 489] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 488] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] <... write resumed>) = 8 [pid 488] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 489] <... futex resumed>) = 0 [pid 488] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 488] <... futex resumed>) = 0 [pid 489] <... write resumed>) = 10 [pid 488] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] <... futex resumed>) = 0 [pid 489] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 488] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[490]}, 88) = 490 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 490] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 488] <... futex resumed>) = 0 [pid 490] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] exit_group(0 [pid 490] <... futex resumed>) = ? [pid 489] <... futex resumed>) = ? [pid 488] <... exit_group resumed>) = ? [pid 489] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 491 ./strace-static-x86_64: Process 491 attached [pid 491] set_robust_list(0x55555614b6a0, 24) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 491] setpgid(0, 0) = 0 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 491] write(3, "1000", 4) = 4 [pid 491] close(3) = 0 [pid 491] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 491] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 491] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 491] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 492 attached => {parent_tid=[492]}, 88) = 492 [pid 492] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 491] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 492] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 492] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 492] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 492] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] exit_group(0) = ? [pid 492] <... futex resumed>) = ? [pid 492] +++ exited with 0 +++ [pid 491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 493 ./strace-static-x86_64: Process 493 attached [pid 493] set_robust_list(0x55555614b6a0, 24) = 0 [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 493] setpgid(0, 0) = 0 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 493] write(3, "1000", 4) = 4 [pid 493] close(3) = 0 [pid 493] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 493] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[494]}, 88) = 494 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 494] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 494] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 494] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 494] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 493] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 493] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[495]}, 88) = 495 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 495 attached [pid 495] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 495] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] <... futex resumed>) = 0 [pid 495] <... futex resumed>) = 1 [pid 495] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 494] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] exit_group(0) = ? [pid 495] <... futex resumed>) = ? [pid 495] +++ exited with 0 +++ [pid 494] <... futex resumed>) = ? [pid 494] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 496 ./strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x55555614b6a0, 24) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 496] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[497]}, 88) = 497 [pid 496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 496] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 497 attached [pid 497] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 497] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 497] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 497] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 496] <... futex resumed>) = 0 [pid 496] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 496] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[498]}, 88) = 498 [pid 496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 496] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 498] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = 0 [pid 498] <... futex resumed>) = 1 [pid 498] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 497] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] exit_group(0) = ? [pid 498] <... futex resumed>) = ? [pid 498] +++ exited with 0 +++ [pid 497] <... futex resumed>) = ? [pid 497] +++ exited with 0 +++ [pid 496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 499 ./strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x55555614b6a0, 24) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 499] setpgid(0, 0) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 499] write(3, "1000", 4) = 4 [pid 499] close(3) = 0 [pid 499] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 499] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 500 attached => {parent_tid=[500]}, 88) = 500 [pid 500] set_robust_list(0x7f5380e6a9a0, 24 [pid 499] rt_sigprocmask(SIG_SETMASK, [], [pid 500] <... set_robust_list resumed>) = 0 [pid 499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], [pid 499] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] <... futex resumed>) = 0 [pid 499] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 500] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 499] <... futex resumed>) = 0 [pid 500] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 499] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] <... write resumed>) = 8 [pid 500] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 1 [pid 499] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 499] <... futex resumed>) = 0 [pid 500] <... write resumed>) = 10 [pid 499] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 500] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... mmap resumed>) = 0x7f5380e29000 [pid 499] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[501]}, 88) = 501 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 501 attached [pid 501] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 501] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 501] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... futex resumed>) = 0 [pid 499] exit_group(0 [pid 500] <... futex resumed>) = ? [pid 499] <... exit_group resumed>) = ? [pid 501] <... futex resumed>) = ? [pid 501] +++ exited with 0 +++ [pid 500] +++ exited with 0 +++ [pid 499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x55555614b6a0, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 502 [pid 502] <... prctl resumed>) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 502] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 503 attached => {parent_tid=[503]}, 88) = 503 [pid 502] rt_sigprocmask(SIG_SETMASK, [], [pid 503] set_robust_list(0x7f5380e6a9a0, 24 [pid 502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... set_robust_list resumed>) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 503] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 503] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 503] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 502] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 503] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 502] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 503] <... write resumed>) = 10 [pid 503] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[504]}, 88) = 504 [pid 503] <... futex resumed>) = 0 [pid 502] rt_sigprocmask(SIG_SETMASK, [], [pid 503] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 504] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 502] exit_group(0) = ? [pid 503] <... futex resumed>) = 231 [pid 504] <... futex resumed>) = ? [pid 504] +++ exited with 0 +++ [pid 503] +++ exited with 0 +++ [pid 502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 505 ./strace-static-x86_64: Process 505 attached [pid 505] set_robust_list(0x55555614b6a0, 24) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 505] setpgid(0, 0) = 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 505] write(3, "1000", 4) = 4 [pid 505] close(3) = 0 [pid 505] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 505] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 506 attached => {parent_tid=[506]}, 88) = 506 [pid 506] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 506] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 505] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] <... futex resumed>) = 0 [pid 506] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 506] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 505] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] <... futex resumed>) = 1 [pid 506] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 506] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 506] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] <... futex resumed>) = 0 [pid 505] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 506] <... futex resumed>) = 0 [pid 506] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 505] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 506] <... futex resumed>) = 0 [pid 505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 506] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] <... mmap resumed>) = 0x7f5380e29000 [pid 505] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[507]}, 88) = 507 ./strace-static-x86_64: Process 507 attached [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 507] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 507] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 505] <... futex resumed>) = 0 [pid 505] exit_group(0) = ? [pid 506] <... futex resumed>) = ? [pid 506] +++ exited with 0 +++ [pid 507] +++ exited with 0 +++ [pid 505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x55555614b6a0, 24) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 508 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 [pid 508] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 508] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 509 attached [pid 509] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 509] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] <... clone3 resumed> => {parent_tid=[509]}, 88) = 509 [pid 508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 508] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 509] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 509] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 509] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 509] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 509] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 509] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 509] <... futex resumed>) = 0 [pid 509] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 509] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 509] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] exit_group(0 [pid 509] <... futex resumed>) = ? [pid 508] <... exit_group resumed>) = ? [pid 509] +++ exited with 0 +++ [pid 508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 510 ./strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x55555614b6a0, 24) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 510] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[511]}, 88) = 511 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 510] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 511 attached [pid 511] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 511] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 511] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] <... futex resumed>) = 0 [pid 511] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 511] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 511] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] <... futex resumed>) = 0 [pid 511] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 511] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 511] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] <... futex resumed>) = 0 [pid 511] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 511] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 511] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] exit_group(0) = ? [pid 511] <... futex resumed>) = ? [pid 511] +++ exited with 0 +++ [pid 510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 512 ./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x55555614b6a0, 24) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 [pid 512] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 512] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 513 attached => {parent_tid=[513]}, 88) = 513 [pid 513] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] <... futex resumed>) = 0 [pid 512] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 513] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] <... futex resumed>) = 0 [pid 512] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 513] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = 0 [pid 513] <... futex resumed>) = 1 [pid 512] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 512] <... futex resumed>) = 0 [pid 513] <... write resumed>) = 10 [pid 512] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = 0 [pid 513] <... futex resumed>) = 0 [pid 512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 513] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] <... mmap resumed>) = 0x7f5380e29000 [pid 512] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[514]}, 88) = 514 [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 514] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 514] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 514] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] <... futex resumed>) = 0 [pid 512] exit_group(0) = ? [pid 513] <... futex resumed>) = ? [pid 514] <... futex resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 513] +++ exited with 0 +++ [pid 512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 515 ./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x55555614b6a0, 24) = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3) = 0 [pid 515] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 515] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 515] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 516 attached => {parent_tid=[516]}, 88) = 516 [pid 516] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 515] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 515] <... futex resumed>) = 1 [pid 516] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 516] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 515] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 515] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 516] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 515] <... futex resumed>) = 1 [pid 516] <... write resumed>) = 8 [pid 516] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 515] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 515] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 515] <... futex resumed>) = 1 [pid 516] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 516] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 515] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 515] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 516] <... futex resumed>) = 0 [pid 516] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 516] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 516] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 515] <... futex resumed>) = 0 [pid 515] exit_group(0) = ? [pid 516] <... futex resumed>) = ? [pid 516] +++ exited with 0 +++ [pid 515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 517 ./strace-static-x86_64: Process 517 attached [pid 517] set_robust_list(0x55555614b6a0, 24) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4) = 4 [pid 517] close(3) = 0 [pid 517] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 517] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 517] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 517] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 518 attached => {parent_tid=[518]}, 88) = 518 [pid 518] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 518] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 517] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 518] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 518] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 518] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 518] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 517] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 518] <... write resumed>) = 8 [pid 518] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... futex resumed>) = 0 [pid 518] <... futex resumed>) = 1 [pid 518] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 517] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 518] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 517] <... futex resumed>) = 0 [pid 517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 518] <... write resumed>) = 10 [pid 517] <... mmap resumed>) = 0x7f5380e29000 [pid 518] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE [pid 518] <... futex resumed>) = 0 [pid 517] <... mprotect resumed>) = 0 [pid 518] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0}./strace-static-x86_64: Process 519 attached [pid 519] set_robust_list(0x7f5380e499a0, 24 [pid 517] <... clone3 resumed> => {parent_tid=[519]}, 88) = 519 [pid 519] <... set_robust_list resumed>) = 0 [pid 517] rt_sigprocmask(SIG_SETMASK, [], [pid 519] rt_sigprocmask(SIG_SETMASK, [], [pid 517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 517] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 517] <... futex resumed>) = 0 [pid 519] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 517] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 519] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 517] <... futex resumed>) = 0 [pid 519] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] exit_group(0) = ? [pid 518] <... futex resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 519] <... futex resumed>) = ? [pid 519] +++ exited with 0 +++ [pid 517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 520 ./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x55555614b6a0, 24) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [pid 520] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 520] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 520] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 520] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0}./strace-static-x86_64: Process 521 attached [pid 521] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 520] <... clone3 resumed> => {parent_tid=[521]}, 88) = 521 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 521] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 521] <... futex resumed>) = 0 [pid 521] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 521] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 521] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 521] <... futex resumed>) = 0 [pid 521] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 521] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 521] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 521] <... futex resumed>) = 0 [pid 521] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 521] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 521] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 521] <... futex resumed>) = 0 [pid 520] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 521] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 521] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 520] <... futex resumed>) = 0 [pid 521] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] exit_group(0) = ? [pid 521] <... futex resumed>) = ? [pid 521] +++ exited with 0 +++ [pid 520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555614b690) = 522 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x55555614b6a0, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 522] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[523]}, 88) = 523 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 523] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 523] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 522] <... futex resumed>) = 0 [pid 523] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8 [pid 522] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... write resumed>) = 8 [pid 522] <... futex resumed>) = 0 [pid 523] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... futex resumed>) = 0 [pid 522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] <... futex resumed>) = 0 [pid 523] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 522] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... write resumed>) = 10 [pid 522] <... futex resumed>) = 0 [pid 523] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 523] <... futex resumed>) = 0 [pid 522] <... mmap resumed>) = 0x7f5380e29000 [pid 523] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0}./strace-static-x86_64: Process 524 attached => {parent_tid=[524]}, 88) = 524 [pid 524] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 524] <... futex resumed>) = 0 [pid 524] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = -1 EINVAL (Invalid argument) [pid 524] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] exit_group(0) = ? [pid 523] <... futex resumed>) = ? [pid 524] <... futex resumed>) = ? [pid 524] +++ exited with 0 +++ [pid 523] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 525 attached [pid 525] set_robust_list(0x55555614b6a0, 24) = 0 [pid 385] <... clone resumed>, child_tidptr=0x55555614b690) = 525 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] setpgid(0, 0) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [pid 525] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] rt_sigaction(SIGRT_1, {sa_handler=0x7f5380ecf2a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5380ec0920}, NULL, 8) = 0 [pid 525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e4a000 [pid 525] mprotect(0x7f5380e4b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e6a990, parent_tid=0x7f5380e6a990, exit_signal=0, stack=0x7f5380e4a000, stack_size=0x20300, tls=0x7f5380e6a6c0} => {parent_tid=[526]}, 88) = 526 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 525] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x7f5380e6a9a0, 24) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 526] openat(AT_FDCWD, "/dev/vga_arbiter", O_RDWR|O_NOATIME) = 3 [pid 526] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f5380f3330c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] write(3, "\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 8) = 8 [pid 526] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7f5380f33308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5380e29000 [pid 525] mprotect(0x7f5380e2a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 526] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10 [pid 525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5380e49990, parent_tid=0x7f5380e49990, exit_signal=0, stack=0x7f5380e29000, stack_size=0x20300, tls=0x7f5380e496c0} => {parent_tid=[527]}, 88) = 527 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 525] futex(0x7f5380f33318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f5380f3331c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x7f5380e499a0, 24) = 0 [pid 527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 527] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x69\x6f\x00", 10) = 10 [pid 527] futex(0x7f5380f3331c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 527] futex(0x7f5380f33318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] <... write resumed>) = 10 [pid 526] futex(0x7f5380f3330c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 526] futex(0x7f5380f33308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] exit_group(0) = ? [pid 526] <... futex resumed>) = ? [pid 526] +++ exited with 0 +++ [pid 527] <... futex resumed>) = ? [ 154.867304][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 154.874101][ C1] rcu: 0-...!: (1 GPs behind) idle=d96/1/0x4000000000000000 softirq=1548/1549 fqs=1 last_accelerate: 9f71/c683, Nonlazy posted: ..D [ 154.887680][ C1] (detected by 1, t=10002 jiffies, g=1401, q=32) [ 154.893930][ C1] Sending NMI from CPU 1 to CPUs 0: [ 154.899953][ C1] NMI backtrace for cpu 0 [ 154.899959][ C1] CPU: 0 PID: 527 Comm: syz-executor329 Not tainted 5.4.265-syzkaller-00033-g4d7b888b5774 #0 [ 154.899965][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 154.899970][ C1] RIP: 0010:__raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 154.899980][ C1] Code: 56 57 41 50 41 51 41 52 41 53 e8 bf 0a 00 00 41 5b 41 5a 41 59 41 58 5f 5e 5a 59 c3 66 90 52 b8 01 00 00 00 31 d2 f0 0f b0 17 <3c> 01 75 02 5a c3 56 0f b6 f0 e8 c5 ff ff ff 5e 5a c3 66 90 55 48 [ 154.899984][ C1] RSP: 0018:ffff8881e289f8c0 EFLAGS: 00000046 [ 154.899991][ C1] RAX: 0000000000000001 RBX: ffffffff877283a0 RCX: dffffc0000000000 [ 154.899996][ C1] RDX: 0000000000000000 RSI: 0000000000000046 RDI: ffffffff877283a0 [ 154.900000][ C1] RBP: ffff8881db8c2824 R08: ffffffff82957435 R09: 0000000000000003 [ 154.900005][ C1] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881db8c2818 [ 154.900009][ C1] R13: 0000000000000046 R14: 0000000000000046 R15: ffffffff8611d380 [ 154.900014][ C1] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 154.900018][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.900023][ C1] CR2: 00007f5380eff9f8 CR3: 0000000005e0e000 CR4: 00000000003406b0 [ 154.900027][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 154.900032][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 154.900034][ C1] Call Trace: [ 154.900036][ C1] [ 154.900039][ C1] ? nmi_cpu_backtrace+0x112/0x130 [ 154.900042][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 154.900045][ C1] ? nmi_handle+0xad/0x2f0 [ 154.900049][ C1] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 154.900052][ C1] ? do_nmi+0x251/0x610 [ 154.900055][ C1] ? end_repeat_nmi+0x16/0x2c [ 154.900058][ C1] ? vga_arb_release+0x3b5/0x960 [ 154.900062][ C1] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 154.900066][ C1] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 154.900070][ C1] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 154.900072][ C1] [ 154.900075][ C1] _raw_spin_unlock_irqrestore+0x43/0x80 [ 154.900078][ C1] ? vga_arb_release+0x3be/0x960 [ 154.900081][ C1] vga_arb_release+0x3ed/0x960 [ 154.900090][ C1] ? vga_arb_open+0x220/0x220 [ 154.900093][ C1] __fput+0x262/0x680 [ 154.900096][ C1] task_work_run+0x140/0x170 [ 154.900098][ C1] do_exit+0xcaf/0x2bc0 [ 154.900102][ C1] ? child_wait_callback+0x134/0x210 [ 154.900105][ C1] ? put_task_struct+0x80/0x80 [ 154.900108][ C1] ? __wake_up_common+0x24d/0x450 [ 154.900110][ C1] ? cpuacct_charge+0xe2/0x170 [ 154.900114][ C1] ? _raw_spin_lock_irqsave+0x210/0x210 [ 154.900117][ C1] do_group_exit+0x138/0x300 [ 154.900120][ C1] get_signal+0xdb1/0x1440 [ 154.900123][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 154.900125][ C1] do_signal+0xb0/0x11f0 [ 154.900128][ C1] ? cgroup_leave_frozen+0x13c/0x290 [ 154.900131][ C1] ? ptrace_stop+0x706/0xa30 [ 154.900134][ C1] ? signal_fault+0x1e0/0x1e0 [ 154.900137][ C1] ? _raw_spin_unlock_irq+0x4a/0x60 [ 154.900140][ C1] ? ptrace_notify+0x24c/0x350 [ 154.900143][ C1] ? __x64_sys_futex+0xf0/0xf0 [ 154.900146][ C1] ? fpu__clear+0x3c0/0x3c0 [ 154.900149][ C1] exit_to_usermode_loop+0xc0/0x1a0 [ 154.900152][ C1] prepare_exit_to_usermode+0x199/0x200 [ 154.900156][ C1] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 154.900171][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g1401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 155.233684][ C1] rcu: RCU grace-period kthread stack dump: [ 155.239413][ C1] rcu_preempt R running task 28608 11 2 0x80004000 [ 155.247141][ C1] Call Trace: [ 155.250295][ C1] __schedule+0xb05/0x1320 [ 155.254524][ C1] ? is_mmconf_reserved+0x430/0x430 [ 155.259558][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 155.264845][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 155.269533][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 155.274600][ C1] schedule+0x12c/0x1d0 [ 155.278682][ C1] schedule_timeout+0x188/0x3d0 [ 155.283395][ C1] ? prepare_to_swait_event+0x35c/0x3a0 [ 155.288769][ C1] ? console_conditional_schedule+0x10/0x10 [ 155.294476][ C1] ? run_local_timers+0x160/0x160 [ 155.299426][ C1] ? find_next_bit+0xc3/0x100 [ 155.304051][ C1] rcu_gp_kthread+0xea0/0x1d10 [ 155.308638][ C1] ? _raw_spin_unlock_irq+0x4a/0x60 [ 155.313670][ C1] ? dyntick_save_progress_counter+0x1b0/0x1b0 [ 155.319756][ C1] ? rcu_barrier_callback+0x50/0x50 [ 155.324875][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 155.329565][ C1] ? is_mmconf_reserved+0x430/0x430 [ 155.334598][ C1] ? __wake_up_locked+0xb7/0x110 [ 155.339374][ C1] ? __kthread_parkme+0xb0/0x1b0 [ 155.344151][ C1] kthread+0x2da/0x360 [ 155.348066][ C1] ? rcu_barrier_callback+0x50/0x50 [ 155.353093][ C1] ? kthread_blkcg+0xd0/0xd0 [ 155.357515][ C1] ret_from_fork+0x1f/0x30 [ 288.231185][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [kworker/u4:2:179] [ 288.239464][ C1] Modules linked in: [ 288.243196][ C1] CPU: 1 PID: 179 Comm: kworker/u4:2 Not tainted 5.4.265-syzkaller-00033-g4d7b888b5774 #0 [ 288.252910][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 288.262918][ C1] Workqueue: events_unbound toggle_allocation_gate [ 288.269146][ C1] RIP: 0010:smp_call_function_single+0x235/0x4a0 [ 288.275307][ C1] Code: 0f 85 df 01 00 00 44 8b 74 24 58 44 89 f6 83 e6 01 31 ff e8 6d b0 0a 00 41 83 e6 01 75 0a e8 72 ad 0a 00 e9 f4 00 00 00 f3 90 <42> 0f b6 04 2b 84 c0 75 15 f7 44 24 58 01 00 00 00 0f 84 d6 00 00 [ 288.295188][ C1] RSP: 0018:ffff8881e4db78a0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 288.303434][ C1] RAX: ffffffff81599971 RBX: 1ffff1103c9b6f1f RCX: ffff8881e9acaf40 [ 288.311247][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 288.319160][ C1] RBP: ffff8881e4db7990 R08: ffffffff81599943 R09: ffffed103edcb189 [ 288.326971][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103c9b6f18 [ 288.334766][ C1] R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 [ 288.342677][ C1] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 288.353432][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 288.359851][ C1] CR2: 0000000020000090 CR3: 00000001dc048000 CR4: 00000000003406a0 [ 288.367852][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 288.375658][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 288.383558][ C1] Call Trace: [ 288.386684][ C1] [ 288.389566][ C1] ? watchdog_timer_fn+0x53d/0x600 [ 288.394511][ C1] ? proc_watchdog_cpumask+0xc0/0xc0 [ 288.399626][ C1] ? __hrtimer_run_queues+0x3e9/0xb90 [ 288.404829][ C1] ? _raw_spin_unlock_irq+0x4a/0x60 [ 288.409868][ C1] ? hrtimer_interrupt+0x890/0x890 [ 288.414813][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 288.419842][ C1] ? sched_clock+0x36/0x40 [ 288.424100][ C1] ? sched_clock_cpu+0x18/0x3a0 [ 288.428888][ C1] ? ktime_get_update_offsets_now+0x26c/0x280 [ 288.434776][ C1] ? hrtimer_interrupt+0x38a/0x890 [ 288.439726][ C1] ? smp_apic_timer_interrupt+0x110/0x460 [ 288.445276][ C1] ? apic_timer_interrupt+0xf/0x20 [ 288.450225][ C1] [ 288.453008][ C1] ? smp_call_function_single+0x223/0x4a0 [ 288.458555][ C1] ? smp_call_function_single+0x251/0x4a0 [ 288.464213][ C1] ? smp_call_function_single+0x235/0x4a0 [ 288.469862][ C1] ? text_poke_bp_batch+0x2b0/0x2b0 [ 288.475358][ C1] ? check_preemption_disabled+0x9f/0x320 [ 288.480880][ C1] ? generic_smp_call_function_single_interrupt+0x10/0x10 [ 288.487824][ C1] ? check_preemption_disabled+0x9f/0x320 [ 288.493377][ C1] ? text_poke_bp_batch+0x2b0/0x2b0 [ 288.498408][ C1] ? debug_smp_processor_id+0x20/0x20 [ 288.503619][ C1] ? check_preemption_disabled+0x9f/0x320 [ 288.509176][ C1] ? find_next_and_bit+0x156/0x190 [ 288.514119][ C1] ? cpumask_next_and+0x11/0x30 [ 288.519500][ C1] smp_call_function_many+0x6fe/0x9b0 [ 288.524712][ C1] ? cpumask_any_but+0x9c/0xb0 [ 288.529306][ C1] ? text_poke_bp_batch+0x2b0/0x2b0 [ 288.534442][ C1] ? flush_tlb_mm_range+0x214/0x2b0 [ 288.539466][ C1] ? smp_call_function_any+0x190/0x190 [ 288.544757][ C1] ? _raw_spin_unlock+0x49/0x60 [ 288.549442][ C1] ? text_poke_bp_batch+0x2b0/0x2b0 [ 288.554496][ C1] on_each_cpu+0xa5/0x1a0 [ 288.558658][ C1] ? text_poke+0x10/0x10 [ 288.562725][ C1] ? smp_call_function+0x90/0x90 [ 288.567500][ C1] text_poke_bp_batch+0x11a/0x2b0 [ 288.572362][ C1] ? patch_cmp+0x40/0x40 [ 288.576441][ C1] arch_jump_label_transform_apply+0x27/0x40 [ 288.582255][ C1] static_key_enable_cpuslocked+0x12c/0x240 [ 288.588339][ C1] static_key_enable+0x16/0x20 [ 288.592937][ C1] toggle_allocation_gate+0xb1/0x240 [ 288.598221][ C1] ? kfence_protect+0x1e0/0x1e0 [ 288.602994][ C1] ? __schedule+0xb0d/0x1320 [ 288.607419][ C1] ? _raw_spin_lock_irqsave+0x210/0x210 [ 288.612802][ C1] ? read_word_at_a_time+0xe/0x20 [ 288.617662][ C1] ? strscpy+0x89/0x220 [ 288.621657][ C1] process_one_work+0x765/0xd20 [ 288.626358][ C1] worker_thread+0xaef/0x1470 [ 288.630859][ C1] kthread+0x2da/0x360 [ 288.634760][ C1] ? worker_clr_flags+0x170/0x170 [ 288.639618][ C1] ? kthread_blkcg+0xd0/0xd0 [ 288.644165][ C1] ret_from_fork+0x1f/0x30