./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2936645739 <...> Warning: Permanently added '10.128.1.228' (ECDSA) to the list of known hosts. execve("./syz-executor2936645739", ["./syz-executor2936645739"], 0x7ffff7a74d80 /* 10 vars */) = 0 brk(NULL) = 0x555556d8f000 brk(0x555556d8fc40) = 0x555556d8fc40 arch_prctl(ARCH_SET_FS, 0x555556d8f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x555556d8f5d0) = 304 set_robust_list(0x555556d8f5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f0aab3d11f0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f0aab3d18c0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f0aab3d1290, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0aab3d18c0}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2936645739", 4096) = 28 brk(0x555556db0c40) = 0x555556db0c40 brk(0x555556db1000) = 0x555556db1000 mprotect(0x7f0aab491000, 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=0x555556d8f5d0) = 305 ./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setpgid(0, 0) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] write(3, "1000", 4) = 4 [pid 305] close(3) = 0 [pid 305] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 305] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 305] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[306], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 306] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 306] <... futex resumed>) = 0 [pid 306] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC [pid 305] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] <... openat resumed>) = 3 [pid 306] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 306] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 306] <... futex resumed>) = 0 [pid 306] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 306] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 305] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 306] <... futex resumed>) = 0 [pid 306] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 306] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 305] <... futex resumed>) = 0 [pid 306] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 305] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 306] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 305] <... futex resumed>) = 0 [pid 305] exit_group(0 [pid 306] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] <... exit_group resumed>) = ? [pid 306] <... futex resumed>) = ? [pid 306] +++ exited with 0 +++ [pid 305] +++ exited with 0 +++ [ 21.542144][ T22] audit: type=1400 audit(1678050487.109:73): avc: denied { execmem } for pid=304 comm="syz-executor293" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 307 ./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3) = 0 [pid 307] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 307] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 307] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[308], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 308 [pid 307] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 308] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 308] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 307] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 308] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 308] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 307] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 307] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 307] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[309], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 309 [pid 307] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 1 [pid 308] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 308] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 308] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 309] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 309] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 307] exit_group(0) = ? [pid 308] <... futex resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 309] <... futex resumed>) = ? [pid 309] +++ exited with 0 +++ [pid 307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, 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=0x555556d8f5d0) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 310] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 310] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 310] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[311], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 311 [pid 310] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 311] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 311] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] <... futex resumed>) = 1 [pid 311] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 311] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 310] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 310] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[312], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 312 ./strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x7f0aab3a09e0, 24 [pid 310] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... set_robust_list resumed>) = 0 [pid 312] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 310] <... futex resumed>) = 0 [pid 312] <... write resumed>) = 11 [pid 310] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... futex resumed>) = 0 [pid 312] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 311] <... futex resumed>) = 1 [pid 311] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 311] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] exit_group(0 [pid 311] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 310] <... exit_group resumed>) = ? [pid 312] <... futex resumed>) = ? [pid 312] +++ exited with 0 +++ [pid 311] <... futex resumed>) = ? [pid 311] +++ exited with 0 +++ [pid 310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, 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 313 attached [pid 313] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 313 [pid 313] <... set_robust_list resumed>) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 313] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[314], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 314 [pid 313] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 314] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 314] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 314] <... futex resumed>) = 1 [pid 314] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 314] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 313] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[315], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 315 [pid 313] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 315 attached [pid 315] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 315] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 315] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 315] <... futex resumed>) = 1 [pid 315] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 314] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 314] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 314] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 313] exit_group(0) = ? [pid 315] <... futex resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 314] <... futex resumed>) = ? [pid 314] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, 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 316 attached [pid 316] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 316] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 316] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[317], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 317 [pid 316] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 317] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 316 [pid 317] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 0 [pid 316] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... futex resumed>) = 1 [pid 317] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 317] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 0 [pid 316] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 316] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 316] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[318], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 318 [pid 316] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... futex resumed>) = 1 [pid 317] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 317] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 317] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 318] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 318] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 316] <... futex resumed>) = 0 [pid 318] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] exit_group(0) = ? [pid 317] <... futex resumed>) = ? [pid 317] +++ exited with 0 +++ [pid 318] <... futex resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, 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 319 attached [pid 319] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 319] setpgid(0, 0) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 319 [pid 319] <... openat resumed>) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 0 [pid 319] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 319] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 319] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 320 attached , parent_tid=[320], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 320 [pid 319] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 320] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 320] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] <... futex resumed>) = 0 [pid 319] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 320] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] <... futex resumed>) = 0 [pid 319] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 319] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 319] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[321], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 321 [pid 319] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 321] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 321] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = 0 [pid 321] <... futex resumed>) = 1 [pid 321] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 320] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 319] exit_group(0 [pid 321] <... futex resumed>) = ? [pid 319] <... exit_group resumed>) = ? [pid 320] <... futex resumed>) = ? [pid 320] +++ exited with 0 +++ [pid 321] +++ exited with 0 +++ [pid 319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, 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 322 attached , child_tidptr=0x555556d8f5d0) = 322 [pid 322] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 322] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 322] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[323], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 323 ./strace-static-x86_64: Process 323 attached [pid 322] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 323] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 323] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 323] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 322] <... futex resumed>) = 0 [pid 322] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 323] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 322] <... futex resumed>) = 0 [pid 322] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 323] <... write resumed>) = 9 [pid 323] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 322] <... futex resumed>) = 0 [pid 322] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 322] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 323] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 322] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 323] <... write resumed>) = 11 [pid 322] <... clone resumed>, parent_tid=[324], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 324 [pid 323] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 324] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 324] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... futex resumed>) = 0 [pid 322] exit_group(0) = ? [pid 323] <... futex resumed>) = ? [pid 324] <... futex resumed>) = ? [pid 324] +++ exited with 0 +++ [pid 323] +++ exited with 0 +++ [pid 322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, 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 325 attached , child_tidptr=0x555556d8f5d0) = 325 [pid 325] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 325] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 325] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[326], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 326 [pid 325] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 326] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 326] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 326] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] <... futex resumed>) = 0 [pid 325] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 326] <... futex resumed>) = 0 [pid 326] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 326] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 325] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 326] <... futex resumed>) = 0 [pid 326] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 326] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 326] <... futex resumed>) = 0 [pid 326] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 326] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 325] exit_group(0) = ? [pid 326] <... futex resumed>) = ? [pid 326] +++ exited with 0 +++ [pid 325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, 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 327 attached [pid 327] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 327 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 327] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 327] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[328], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 328 [pid 327] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 328] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 328] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 327] <... futex resumed>) = 0 [pid 327] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] <... futex resumed>) = 1 [pid 328] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 328] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 327] <... futex resumed>) = 0 [pid 327] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 327] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 327] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[329], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 329 [pid 327] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] <... futex resumed>) = 1 [pid 328] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 328] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 329] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 329] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 327] <... futex resumed>) = 0 [pid 327] exit_group(0 [pid 329] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 327] <... exit_group resumed>) = ? [pid 328] <... futex resumed>) = ? [pid 328] +++ exited with 0 +++ [pid 329] <... futex resumed>) = ? [pid 329] +++ exited with 0 +++ [pid 327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 330 ./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 330] setpgid(0, 0) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 330] write(3, "1000", 4) = 4 [pid 330] close(3) = 0 [pid 330] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 330] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 330] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[331], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 331 [ 21.569405][ T22] audit: type=1400 audit(1678050487.139:74): avc: denied { write } for pid=305 comm="syz-executor293" 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 [ 21.594147][ T22] audit: type=1400 audit(1678050487.139:75): avc: denied { open } for pid=305 comm="syz-executor293" 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 330] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x7f0aab3c19e0, 24 [pid 330] <... futex resumed>) = 0 [pid 331] <... set_robust_list resumed>) = 0 [pid 330] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 331] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 331] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 330] <... futex resumed>) = 0 [pid 330] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 330] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 330] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[332], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 332 [pid 330] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 330] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 331] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 332] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 332] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 330] <... futex resumed>) = 0 [pid 330] exit_group(0) = ? [pid 331] <... futex resumed>) = ? [pid 331] +++ exited with 0 +++ [pid 332] +++ exited with 0 +++ [pid 330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, 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 333 attached [pid 333] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 333 [pid 333] <... set_robust_list resumed>) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 [pid 333] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 333] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 333] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[334], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 334 [pid 333] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 334] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 334] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 333] <... futex resumed>) = 0 [pid 333] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 334] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 334] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 333] <... futex resumed>) = 0 [pid 333] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 333] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 333] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[335], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 335 [pid 333] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 335] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 335] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] <... futex resumed>) = 0 [pid 335] <... futex resumed>) = 1 [pid 335] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 334] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 333] exit_group(0) = ? [pid 335] <... futex resumed>) = ? [pid 335] +++ exited with 0 +++ [pid 334] +++ exited with 0 +++ [pid 333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, 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 336 attached [pid 336] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 336 [pid 336] <... set_robust_list resumed>) = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 336] setpgid(0, 0) = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 336] close(3) = 0 [pid 336] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 336] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 336] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[337], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 337 [pid 336] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 337 attached [pid 337] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 337] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 337] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 336] <... futex resumed>) = 0 [pid 336] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 337] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 337] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 336] <... futex resumed>) = 0 [pid 336] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 336] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 336] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[338], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 338 [pid 336] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 336] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 338] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 338] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] <... futex resumed>) = 0 [pid 338] <... futex resumed>) = 1 [pid 338] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 337] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 337] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 337] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 336] exit_group(0) = ? [pid 338] <... futex resumed>) = ? [pid 338] +++ exited with 0 +++ [pid 337] <... futex resumed>) = ? [pid 337] +++ exited with 0 +++ [pid 336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, 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 339 attached [pid 339] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 339] setpgid(0, 0) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 339] write(3, "1000", 4) = 4 [pid 339] close(3) = 0 [pid 339] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 339] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 339] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[340], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 340 [pid 339] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 340 attached [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 339 [pid 340] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 340] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 340] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 339] <... futex resumed>) = 0 [pid 339] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 340] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 339] <... futex resumed>) = 0 [pid 339] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 339] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 339] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[341], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 341 [pid 339] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 341] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 341] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... futex resumed>) = 0 [pid 341] <... futex resumed>) = 1 [pid 340] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 341] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 340] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 340] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] exit_group(0 [pid 341] <... futex resumed>) = ? [pid 339] <... exit_group resumed>) = ? [pid 340] <... futex resumed>) = ? [pid 340] +++ exited with 0 +++ [pid 341] +++ exited with 0 +++ [pid 339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, 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 342 attached [pid 342] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 342 [pid 342] <... set_robust_list resumed>) = 0 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 342] setpgid(0, 0) = 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 342] write(3, "1000", 4) = 4 [pid 342] close(3) = 0 [pid 342] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 342] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 342] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[343], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 343 [pid 342] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 343] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 343] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 343] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 342] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 343] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 342] <... mmap resumed>) = 0x7f0aab380000 [pid 342] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 343] <... write resumed>) = 11 [pid 342] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 343] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... clone resumed>, parent_tid=[344], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 344 [pid 342] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 344 attached [pid 343] <... futex resumed>) = 0 [pid 344] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 344] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 344] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... futex resumed>) = 0 [pid 342] exit_group(0) = ? [pid 344] <... futex resumed>) = ? [pid 344] +++ exited with 0 +++ [pid 343] +++ exited with 0 +++ [pid 342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 345 ./strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 345] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 345] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 346 attached , parent_tid=[346], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 346 [pid 346] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 346] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 346] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 346] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 345] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 345] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 345] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 347 attached , parent_tid=[347], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 347 [pid 347] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 347] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 347] <... futex resumed>) = 0 [pid 345] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 347] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] exit_group(0 [pid 346] <... futex resumed>) = ? [pid 345] <... exit_group resumed>) = ? [pid 346] +++ exited with 0 +++ [pid 347] <... futex resumed>) = ? [pid 347] +++ exited with 0 +++ [pid 345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 348 ./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 [pid 348] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 348] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 348] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[349], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 349 [pid 348] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 349] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 349] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 348] <... futex resumed>) = 0 [pid 349] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 348] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... write resumed>) = 9 [pid 348] <... futex resumed>) = 0 [pid 349] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] <... futex resumed>) = 0 [pid 349] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... futex resumed>) = 0 [pid 348] <... futex resumed>) = 1 [pid 349] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 348] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] <... write resumed>) = 11 [pid 348] <... futex resumed>) = 0 [pid 349] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 349] <... futex resumed>) = 0 [pid 348] <... mmap resumed>) = 0x7f0aab380000 [pid 349] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 348] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[350], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 350 ./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 350] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 350] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] exit_group(0 [pid 349] <... futex resumed>) = ? [pid 348] <... exit_group resumed>) = ? [pid 350] <... futex resumed>) = ? [pid 350] +++ exited with 0 +++ [pid 349] +++ exited with 0 +++ [pid 348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 351 ./strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 351] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 351] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[352], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 352 ./strace-static-x86_64: Process 352 attached [pid 351] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 352] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 352] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 351] <... futex resumed>) = 0 [pid 351] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 352] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 351] <... futex resumed>) = 0 [pid 352] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 351] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 351] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... clone resumed>, parent_tid=[353], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 353 [pid 352] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 351] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 353 attached [pid 353] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 353] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 353] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = 0 [pid 353] <... futex resumed>) = 1 [pid 352] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 353] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 352] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 352] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] exit_group(0) = ? [pid 353] <... futex resumed>) = ? [pid 353] +++ exited with 0 +++ [pid 352] <... futex resumed>) = ? [pid 352] +++ exited with 0 +++ [pid 351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, 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 354 attached , child_tidptr=0x555556d8f5d0) = 354 [pid 354] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 354] setpgid(0, 0) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 [pid 354] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 354] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 354] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 355 attached , parent_tid=[355], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 355 [pid 355] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 355] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 355] <... futex resumed>) = 0 [pid 355] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 355] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 355] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 355] <... futex resumed>) = 0 [pid 355] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 355] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 355] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 355] <... futex resumed>) = 0 [pid 354] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 355] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 355] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] <... futex resumed>) = 0 [pid 354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 354] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 354] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 356 attached , parent_tid=[356], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 356 [pid 356] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 356] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 356] <... futex resumed>) = 0 [pid 356] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 354] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 356] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 354] <... futex resumed>) = 0 [pid 356] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] exit_group(0 [pid 355] <... futex resumed>) = ? [pid 354] <... exit_group resumed>) = ? [pid 355] +++ exited with 0 +++ [pid 356] <... futex resumed>) = ? [pid 356] +++ exited with 0 +++ [pid 354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 357 ./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 357] setpgid(0, 0) = 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 357] write(3, "1000", 4) = 4 [pid 357] close(3) = 0 [pid 357] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 357] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 357] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[358], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 358 [pid 357] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 358] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 358] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 357] <... futex resumed>) = 0 [pid 357] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... futex resumed>) = 1 [pid 358] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 358] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 357] <... futex resumed>) = 0 [pid 357] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 357] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 357] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[359], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 359 [pid 357] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 359] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 359] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 357] <... futex resumed>) = 0 [pid 359] <... futex resumed>) = 1 [pid 359] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 358] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 358] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 357] exit_group(0) = ? [pid 359] <... futex resumed>) = ? [pid 359] +++ exited with 0 +++ [pid 358] <... futex resumed>) = ? [pid 358] +++ exited with 0 +++ [pid 357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, 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 360 attached [pid 360] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 360 [pid 360] <... prctl resumed>) = 0 [pid 360] setpgid(0, 0) = 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 360] write(3, "1000", 4) = 4 [pid 360] close(3) = 0 [pid 360] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 360] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 360] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[361], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 361 [pid 360] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 361] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 361] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 360] <... futex resumed>) = 0 [pid 360] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 361] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 360] <... futex resumed>) = 0 [pid 360] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 360] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE [pid 361] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 360] <... mprotect resumed>) = 0 [pid 360] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 361] <... write resumed>) = 11 [pid 361] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 362 attached ) = 0 [pid 360] <... clone resumed>, parent_tid=[362], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 362 [pid 360] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 362] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 362] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] <... futex resumed>) = 0 [pid 360] exit_group(0) = ? [pid 362] <... futex resumed>) = ? [pid 361] +++ exited with 0 +++ [pid 362] +++ exited with 0 +++ [pid 360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 363 ./strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 363] setpgid(0, 0) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3) = 0 [pid 363] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 363] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 363] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 364 attached , parent_tid=[364], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 364 [pid 364] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 364] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 364] <... futex resumed>) = 0 [pid 364] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 364] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 364] <... futex resumed>) = 0 [pid 364] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 364] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 364] <... futex resumed>) = 0 [pid 364] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 364] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 364] <... futex resumed>) = 0 [pid 364] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 364] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 363] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 363] exit_group(0 [pid 364] <... futex resumed>) = ? [pid 363] <... exit_group resumed>) = ? [pid 364] +++ exited with 0 +++ [pid 363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, 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 365 attached , child_tidptr=0x555556d8f5d0) = 365 [pid 365] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 [pid 365] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 365] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 365] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[366], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 366 [pid 365] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 366 attached [pid 366] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 366] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 366] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 366] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] <... futex resumed>) = 0 [pid 365] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 366] <... futex resumed>) = 0 [pid 366] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 366] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 366] <... futex resumed>) = 0 [pid 366] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 366] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 366] <... futex resumed>) = 0 [pid 366] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 366] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] exit_group(0) = ? [pid 366] <... futex resumed>) = ? [pid 366] +++ exited with 0 +++ [pid 365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 367 ./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 367] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 367] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 368 attached , parent_tid=[368], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 368 [pid 368] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 368] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] <... futex resumed>) = 0 [pid 368] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC [pid 367] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 368] <... openat resumed>) = 3 [pid 368] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 367] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] <... futex resumed>) = 0 [pid 368] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 368] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 367] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] <... futex resumed>) = 0 [pid 368] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 368] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] <... futex resumed>) = 0 [pid 368] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 368] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 367] exit_group(0) = ? [pid 368] <... futex resumed>) = ? [pid 368] +++ exited with 0 +++ [pid 367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 369 ./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 369] setpgid(0, 0) = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3) = 0 [pid 369] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 369] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 369] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 370 attached , parent_tid=[370], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 370 [pid 370] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 370] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 370] <... futex resumed>) = 0 [pid 370] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 370] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 369] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 370] <... futex resumed>) = 0 [pid 370] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 370] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 370] <... futex resumed>) = 0 [pid 370] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 370] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 369] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] <... futex resumed>) = 0 [pid 370] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 370] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] exit_group(0) = ? [pid 370] <... futex resumed>) = ? [pid 370] +++ exited with 0 +++ [pid 369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 371 attached , child_tidptr=0x555556d8f5d0) = 371 [pid 371] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 371] setpgid(0, 0) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3) = 0 [pid 371] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 371] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 371] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 372 attached , parent_tid=[372], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 372 [pid 372] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 372] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 372] <... futex resumed>) = 0 [pid 372] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 372] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 371] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 372] <... futex resumed>) = 0 [pid 372] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 371] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 372] <... write resumed>) = 9 [pid 372] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 372] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] <... futex resumed>) = 0 [pid 371] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 372] <... futex resumed>) = 0 [pid 372] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 372] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 372] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 372] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] <... futex resumed>) = 1 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 371] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 371] exit_group(0) = ? [pid 372] <... futex resumed>) = ? [pid 372] +++ exited with 0 +++ [pid 371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, 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 373 attached , child_tidptr=0x555556d8f5d0) = 373 [pid 373] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] setpgid(0, 0) = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 373] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 373] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 373] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[374], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 374 [pid 373] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 374] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 374] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 374] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 373] <... futex resumed>) = 0 [pid 373] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 373] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 373] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[375], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 375 [pid 373] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 375] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 375] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = 1 [pid 374] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 375] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 374] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 374] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] exit_group(0 [pid 374] <... futex resumed>) = ? [pid 373] <... exit_group resumed>) = ? [pid 375] <... futex resumed>) = ? [pid 375] +++ exited with 0 +++ [pid 374] +++ exited with 0 +++ [pid 373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, 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 376 attached , child_tidptr=0x555556d8f5d0) = 376 [pid 376] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] setpgid(0, 0) = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 [pid 376] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 376] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 376] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[377], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 377 [pid 376] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 377] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 377] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 376] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 377] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 377] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 376] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... write resumed>) = 11 [pid 376] <... futex resumed>) = 0 [pid 377] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 377] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] <... mmap resumed>) = 0x7f0aab380000 [pid 376] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 376] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 378 attached , parent_tid=[378], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 378 [pid 378] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 378] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 378] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 378] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 378] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] exit_group(0 [pid 377] <... futex resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 378] <... futex resumed>) = ? [pid 378] +++ exited with 0 +++ [pid 377] +++ exited with 0 +++ [pid 376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, 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 379 attached , child_tidptr=0x555556d8f5d0) = 379 [pid 379] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 379] close(3) = 0 [pid 379] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 379] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 379] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 380 attached , parent_tid=[380], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 380 [pid 380] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 380] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 380] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 380] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 380] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 380] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 379] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 379] exit_group(0) = ? [pid 380] <... futex resumed>) = ? [pid 380] +++ exited with 0 +++ [pid 379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, 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=0x555556d8f5d0) = 381 ./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0) = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [pid 381] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 381] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 381] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 382 attached , parent_tid=[382], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 382 [pid 382] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 382] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 382] <... futex resumed>) = 0 [pid 382] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 381] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 382] <... futex resumed>) = 0 [pid 382] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 382] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 382] <... futex resumed>) = 0 [pid 382] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 382] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 382] <... futex resumed>) = 0 [pid 382] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 382] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 381] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 381] exit_group(0) = ? [pid 382] <... futex resumed>) = ? [pid 382] +++ exited with 0 +++ [pid 381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, 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 383 attached [pid 383] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 383 [pid 383] <... set_robust_list resumed>) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 383] setpgid(0, 0) = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 383] write(3, "1000", 4) = 4 [pid 383] close(3) = 0 [pid 383] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 383] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 383] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 384 attached , parent_tid=[384], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 384 [pid 384] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 384] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 383] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 384] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 383] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 383] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... futex resumed>) = 0 [pid 383] <... futex resumed>) = 1 [pid 384] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 384] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 383] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 383] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 383] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 384] <... write resumed>) = 11 [pid 384] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 383] <... mmap resumed>) = 0x7f0aab380000 [pid 383] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 383] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 385 attached , parent_tid=[385], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 385 [pid 385] set_robust_list(0x7f0aab3a09e0, 24 [pid 383] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... set_robust_list resumed>) = 0 [pid 385] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 385] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] <... futex resumed>) = 0 [pid 385] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 383] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 383] exit_group(0 [pid 384] <... futex resumed>) = ? [pid 383] <... exit_group resumed>) = ? [pid 384] +++ exited with 0 +++ [pid 385] <... futex resumed>) = ? [pid 385] +++ exited with 0 +++ [pid 383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, 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=0x555556d8f5d0) = 386 ./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x555556d8f5e0, 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(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 386] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 386] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 387 attached , parent_tid=[387], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 387 [pid 387] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 387] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC [pid 386] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] <... openat resumed>) = 3 [pid 387] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 387] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 387] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 387] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 387] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 386] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 387] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] exit_group(0) = ? [pid 387] <... futex resumed>) = ? [pid 387] +++ 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=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 388 ./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 388] write(3, "1000", 4) = 4 [pid 388] close(3) = 0 [pid 388] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 388] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 388] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[389], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 389 ./strace-static-x86_64: Process 389 attached [pid 388] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 389] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 389] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 389] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 388] <... futex resumed>) = 0 [pid 388] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 389] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 389] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 388] <... futex resumed>) = 0 [pid 388] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 388] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 388] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 389] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 388] <... clone resumed>, parent_tid=[390], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 390 [pid 388] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 390] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 390] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 388] <... futex resumed>) = 0 [pid 390] <... futex resumed>) = 1 [pid 390] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 389] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 388] exit_group(0) = ? [pid 390] <... futex resumed>) = ? [pid 390] +++ exited with 0 +++ [pid 389] <... futex resumed>) = ? [pid 389] +++ exited with 0 +++ [pid 388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 391 ./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x555556d8f5e0, 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(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 391] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 391] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[392], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 392 [pid 391] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 392] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 392] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 392] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 392] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 391] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 391] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 392] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 391] <... clone resumed>, parent_tid=[393], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 393 [pid 391] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 393 attached [pid 393] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 393] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 393] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 391] <... futex resumed>) = 0 [pid 393] <... futex resumed>) = 1 [pid 393] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 392] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 391] exit_group(0) = ? [pid 392] <... futex resumed>) = ? [pid 393] <... futex resumed>) = ? [pid 393] +++ exited with 0 +++ [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./strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x555556d8f5e0, 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 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 394 [pid 394] <... write resumed>) = 4 [pid 394] close(3) = 0 [pid 394] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 394] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 394] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[395], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 395 ./strace-static-x86_64: Process 395 attached [pid 394] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 395] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 395] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 394] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 395] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 394] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 394] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 394] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[396], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 396 [pid 394] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 396] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 396] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] <... futex resumed>) = 0 [pid 396] <... futex resumed>) = 1 [pid 396] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 395] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] exit_group(0 [pid 395] <... futex resumed>) = ? [pid 394] <... exit_group resumed>) = ? [pid 396] <... futex resumed>) = ? [pid 396] +++ exited with 0 +++ [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./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 397 [pid 397] <... set_robust_list resumed>) = 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(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 397] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 397] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[398], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 398 [pid 397] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 398] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 398] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... futex resumed>) = 0 [pid 397] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] <... futex resumed>) = 1 [pid 398] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 398] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... futex resumed>) = 0 [pid 397] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 397] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 397] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[399], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 399 [pid 397] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 397] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] <... futex resumed>) = 1 [pid 398] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 398] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 399 attached [pid 399] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 399] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 399] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 397] <... futex resumed>) = 0 [pid 397] exit_group(0 [pid 399] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 397] <... exit_group resumed>) = ? [pid 398] <... futex resumed>) = ? [pid 398] +++ exited with 0 +++ [pid 399] <... futex resumed>) = ? [pid 399] +++ 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} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 400 [pid 400] <... prctl resumed>) = 0 [pid 400] setpgid(0, 0) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 400] write(3, "1000", 4) = 4 [pid 400] close(3) = 0 [pid 400] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 400] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 400] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[401], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 401 [pid 400] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 401] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 401] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 400] <... futex resumed>) = 0 [pid 400] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 400] <... futex resumed>) = 0 [pid 400] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 401] <... write resumed>) = 9 [pid 401] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 400] <... futex resumed>) = 0 [pid 400] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 400] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 400] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 401] <... write resumed>) = 11 [pid 400] <... clone resumed>, parent_tid=[402], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 402 [pid 400] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 402] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 402] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 400] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 1 [pid 401] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 400] exit_group(0) = ? [pid 401] <... futex resumed>) = ? [pid 402] <... futex resumed>) = ? [pid 402] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ [pid 400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, 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 403 attached , child_tidptr=0x555556d8f5d0) = 403 [pid 403] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 403] setpgid(0, 0) = 0 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 403] write(3, "1000", 4) = 4 [pid 403] close(3) = 0 [pid 403] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 403] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 403] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[404], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 404 [pid 403] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x7f0aab3c19e0, 24 [pid 403] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] <... set_robust_list resumed>) = 0 [pid 404] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 404] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [pid 403] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 403] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 404] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [pid 403] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 403] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 403] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 403] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 405 attached [pid 404] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 403] <... clone resumed>, parent_tid=[405], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 405 [pid 403] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 403] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] set_robust_list(0x7f0aab3a09e0, 24 [pid 404] <... write resumed>) = 11 [pid 405] <... set_robust_list resumed>) = 0 [pid 404] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 404] <... futex resumed>) = 0 [pid 405] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 404] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] <... futex resumed>) = 0 [pid 403] exit_group(0) = ? [pid 404] <... futex resumed>) = ? [pid 404] +++ exited with 0 +++ [pid 405] +++ exited with 0 +++ [pid 403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 406 attached , child_tidptr=0x555556d8f5d0) = 406 [pid 406] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 406] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 406] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 407 attached , parent_tid=[407], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 407 [pid 407] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 407] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 406] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 407] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] <... futex resumed>) = 0 [pid 406] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = 0 [pid 406] <... futex resumed>) = 1 [pid 407] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 407] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 407] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 407] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 407] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 407] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] exit_group(0) = ? [pid 407] <... futex resumed>) = ? [pid 407] +++ exited with 0 +++ [pid 406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 408 ./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3) = 0 [pid 408] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 408] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 408] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 409 attached , parent_tid=[409], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 409 [pid 408] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 409] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 409] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 409] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 408] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 409] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 409] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 408] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 408] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 408] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[410], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 410 [pid 409] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 408] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x7f0aab3a09e0, 24 [pid 409] <... write resumed>) = 11 [pid 410] <... set_robust_list resumed>) = 0 [pid 410] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 410] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... futex resumed>) = 0 [pid 410] <... futex resumed>) = 1 [pid 410] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 409] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] exit_group(0) = ? [pid 410] <... futex resumed>) = ? [pid 409] <... futex resumed>) = ? [pid 410] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ [pid 408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, 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 411 attached , child_tidptr=0x555556d8f5d0) = 411 [pid 411] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 411] setpgid(0, 0) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [pid 411] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 411] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 411] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[412], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 412 [pid 411] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 412] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 412] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 412] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 411] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 411] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 412] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 411] <... clone resumed>, parent_tid=[413], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 413 [pid 411] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 413] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 413] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = 0 [pid 412] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 413] <... futex resumed>) = 1 [pid 412] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 412] <... futex resumed>) = 0 [pid 412] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 411] exit_group(0) = ? [pid 413] <... futex resumed>) = ? [pid 413] +++ exited with 0 +++ [pid 412] <... futex resumed>) = 231 [pid 412] +++ exited with 0 +++ [pid 411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 414 ./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 [pid 414] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 414] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 414] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[415], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 415 ./strace-static-x86_64: Process 415 attached [pid 414] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 415] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 415] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 415] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 414] <... futex resumed>) = 0 [pid 414] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 414] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 414] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[416], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 416 [pid 414] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 414] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 416] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 416] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = 0 [pid 416] <... futex resumed>) = 1 [pid 415] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 416] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 415] <... write resumed>) = -1 EINVAL (Invalid argument) [pid 415] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] exit_group(0) = ? [pid 415] <... futex resumed>) = ? [pid 416] <... futex resumed>) = ? [pid 416] +++ exited with 0 +++ [pid 415] +++ exited with 0 +++ [pid 414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 417 ./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 417] setpgid(0, 0) = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3) = 0 [pid 417] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 417] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 417] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 418 attached , parent_tid=[418], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 418 [pid 418] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 418] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 417] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC [pid 417] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 418] <... openat resumed>) = 3 [pid 418] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 417] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 418] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 417] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 417] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 418] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 417] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 418] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 417] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 417] exit_group(0) = ? [pid 418] <... futex resumed>) = ? [pid 418] +++ exited with 0 +++ [pid 417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 419 ./strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 419] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 419] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[420], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 420 ./strace-static-x86_64: Process 420 attached [pid 419] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 420] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 420] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 420] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 420] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 420] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 419] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 419] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 420] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 419] <... clone resumed>, parent_tid=[421], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 421 [pid 420] <... write resumed>) = 11 [pid 419] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 421] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 421] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... futex resumed>) = 0 [pid 421] <... futex resumed>) = 1 [pid 421] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 420] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] exit_group(0) = ? [pid 421] <... futex resumed>) = ? [pid 421] +++ exited with 0 +++ [pid 420] <... futex resumed>) = ? [pid 420] +++ exited with 0 +++ [pid 419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 422] setpgid(0, 0) = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 422 [pid 422] <... openat resumed>) = 3 [pid 422] write(3, "1000", 4) = 4 [pid 422] close(3) = 0 [pid 422] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 422] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 422] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[423], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 423 [pid 422] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 423] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 423] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 422] <... futex resumed>) = 0 [pid 422] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 423] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 0 [pid 422] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 422] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 422] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[424], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 424 [pid 422] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 424] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 424] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 0 [pid 424] <... futex resumed>) = 1 [pid 424] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 423] <... futex resumed>) = 1 [pid 423] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 423] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] exit_group(0) = ? [pid 423] <... futex resumed>) = ? [pid 424] <... futex resumed>) = ? [pid 424] +++ exited with 0 +++ [pid 423] +++ exited with 0 +++ [pid 422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 425 [pid 425] <... set_robust_list resumed>) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 425] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 425] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[426], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 426 [pid 425] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 426 attached [pid 426] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 426] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 426] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] <... futex resumed>) = 0 [pid 425] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 426] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 426] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] <... futex resumed>) = 0 [pid 425] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 425] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 425] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[427], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 427 [pid 425] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 427 attached [pid 427] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 427] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 427] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... futex resumed>) = 0 [pid 427] <... futex resumed>) = 1 [pid 427] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 426] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 426] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] exit_group(0) = ? [pid 427] <... futex resumed>) = ? [pid 427] +++ exited with 0 +++ [pid 426] <... futex resumed>) = ? [pid 426] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556d8f5d0) = 428 ./strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 428] setpgid(0, 0) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3) = 0 [pid 428] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 428] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 428] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[429], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 429 [pid 428] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 429] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 429] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 428] <... futex resumed>) = 0 [pid 428] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 429] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 429] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 428] <... futex resumed>) = 0 [pid 428] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 428] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 428] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[430], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 430 [pid 428] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 430] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 430] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... futex resumed>) = 0 [pid 430] <... futex resumed>) = 1 [pid 430] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 429] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 429] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] exit_group(0) = ? [pid 430] <... futex resumed>) = ? [pid 430] +++ exited with 0 +++ [pid 429] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 431 [pid 431] <... set_robust_list resumed>) = 0 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 431] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 431] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 431] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[432], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 432 [pid 431] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 432 attached [pid 432] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 432] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 432] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 431] <... futex resumed>) = 0 [pid 431] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 432] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 431] <... futex resumed>) = 0 [pid 431] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 431] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 431] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[433], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 433 [pid 431] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 433] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 433] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] <... futex resumed>) = 0 [pid 433] <... futex resumed>) = 1 [pid 433] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 432] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] exit_group(0) = ? [pid 433] <... futex resumed>) = ? [pid 433] +++ exited with 0 +++ [pid 432] <... futex resumed>) = ? [pid 432] +++ exited with 0 +++ [pid 431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 434 [pid 434] <... set_robust_list resumed>) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 434] write(3, "1000", 4) = 4 [pid 434] close(3) = 0 [pid 434] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 434] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[435], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 435 [pid 434] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 435] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 435] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 435] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... futex resumed>) = 0 [pid 434] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 434] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[436], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 436 [pid 434] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = 1 [pid 435] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 435] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 436] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 436] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 434] <... futex resumed>) = 0 [pid 434] exit_group(0) = ? [pid 435] <... futex resumed>) = ? [pid 435] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, 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 437 attached , child_tidptr=0x555556d8f5d0) = 437 [pid 437] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 437] setpgid(0, 0) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 437] close(3) = 0 [pid 437] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 437] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 437] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[438], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 438 [pid 437] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 438] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 438] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] <... futex resumed>) = 0 [pid 437] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 438] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 438] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] <... futex resumed>) = 0 [pid 437] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 437] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 437] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[439], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 439 [pid 437] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 439] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 439] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] <... futex resumed>) = 0 [pid 439] <... futex resumed>) = 1 [pid 439] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 438] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] exit_group(0) = ? [pid 439] <... futex resumed>) = ? [pid 439] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ [pid 437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, 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 440 attached [pid 440] set_robust_list(0x555556d8f5e0, 24 [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 440 [pid 440] <... set_robust_list resumed>) = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 440] setpgid(0, 0) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 440] write(3, "1000", 4) = 4 [pid 440] close(3) = 0 [pid 440] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 440] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 440] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[441], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 441 [pid 440] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 441] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 441] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 441] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 441] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9 [pid 440] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... write resumed>) = 9 [pid 441] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 441] <... futex resumed>) = 1 [pid 440] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 440] <... futex resumed>) = 0 [pid 441] <... write resumed>) = 11 [pid 440] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... futex resumed>) = 0 [pid 441] <... futex resumed>) = 0 [pid 440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 441] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] <... mmap resumed>) = 0x7f0aab380000 [pid 440] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 440] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[442], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 442 [pid 440] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 442] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = -1 EINVAL (Invalid argument) [pid 442] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] <... futex resumed>) = 0 [pid 440] exit_group(0) = ? [pid 442] <... futex resumed>) = ? [pid 441] <... futex resumed>) = ? [pid 442] +++ exited with 0 +++ [pid 441] +++ exited with 0 +++ [pid 440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, 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 443 attached [pid 443] set_robust_list(0x555556d8f5e0, 24) = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... clone resumed>, child_tidptr=0x555556d8f5d0) = 443 [pid 443] <... prctl resumed>) = 0 [pid 443] setpgid(0, 0) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 0 [pid 443] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab3a1000 [pid 443] mprotect(0x7f0aab3a2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 443] clone(child_stack=0x7f0aab3c13f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[444], tls=0x7f0aab3c1700, child_tidptr=0x7f0aab3c19d0) = 444 ./strace-static-x86_64: Process 444 attached [pid 443] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] set_robust_list(0x7f0aab3c19e0, 24) = 0 [pid 444] openat(AT_FDCWD, "/dev/vga_arbiter", O_WRONLY|O_TRUNC|__O_SYNC|O_LARGEFILE|O_NOATIME|O_CLOEXEC|FASYNC) = 3 [pid 444] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] futex(0x7f0aab4973ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] write(3, "\x6c\x6f\x63\x6b\x20\x6d\x65\x6d\x00", 9) = 9 [pid 444] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f0aab4973e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0aab380000 [pid 443] mprotect(0x7f0aab381000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 443] clone(child_stack=0x7f0aab3a03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 444] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11 [pid 443] <... clone resumed>, parent_tid=[445], tls=0x7f0aab3a0700, child_tidptr=0x7f0aab3a09d0) = 445 [pid 443] futex(0x7f0aab4973f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 443] futex(0x7f0aab4973fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x7f0aab3a09e0, 24) = 0 [pid 445] write(3, "\x75\x6e\x6c\x6f\x63\x6b\x20\x61\x6c\x6c\x00", 11) = 11 [pid 445] futex(0x7f0aab4973fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = 0 [pid 445] <... futex resumed>) = 1 [pid 445] futex(0x7f0aab4973f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 444] <... write resumed>) = 11 [pid 444] futex(0x7f0aab4973ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f0aab4973e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] exit_group(0 [pid 444] <... futex resumed>) = ? [pid 443] <... exit_group resumed>) = ? [pid 445] <... futex resumed>) = ? [pid 445] +++ exited with 0 +++ [ 66.505034][ T12] cfg80211: failed to load regulatory.db [ 122.114639][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 122.121645][ C0] rcu: 1-...0: (1 GPs behind) idle=326/1/0x4000000000000000 softirq=1204/1206 fqs=5000 last_accelerate: 92a5/b9b9, Nonlazy posted: ..D [ 122.135596][ C0] (detected by 0, t=10002 jiffies, g=233, q=56) [ 122.141907][ C0] Sending NMI from CPU 0 to CPUs 1: [ 122.148082][ C0] NMI backtrace for cpu 1 [ 122.148087][ C0] CPU: 1 PID: 444 Comm: syz-executor293 Not tainted 5.4.225-syzkaller-00007-g250ac66f1853 #0 [ 122.148091][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 122.148094][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x9a/0x210 [ 122.148101][ C0] Code: 3e 08 f3 f3 f3 f3 4c 89 e3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 e7 e8 e4 4d 5a fd 48 c7 44 24 50 00 00 00 00 9c 8f 44 24 50 <42> 80 3c 3b 00 74 08 4c 89 e7 e8 47 4d 5a fd 48 8b 44 24 50 48 89 [ 122.148103][ C0] RSP: 0018:ffff8881de3ff800 EFLAGS: 00000046 [ 122.148108][ C0] RAX: f300f204f1f1f1f1 RBX: 1ffff1103bc7ff0a RCX: ffff8881dcaabf00 [ 122.148112][ C0] RDX: 0000000000000000 RSI: 0000000000000046 RDI: ffffffff87286cc0 [ 122.148115][ C0] RBP: ffff8881de3ff8e0 R08: ffffffff828677e5 R09: 0000000000000003 [ 122.148118][ C0] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881de3ff850 [ 122.148121][ C0] R13: ffffffff87286cc0 R14: 1ffff1103bc7ff04 R15: dffffc0000000000 [ 122.148125][ C0] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 122.148127][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.148131][ C0] CR2: 00007f0aab464af8 CR3: 0000000005a0e000 CR4: 00000000003406e0 [ 122.148134][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 122.148137][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 122.148139][ C0] Call Trace: [ 122.148141][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 122.148143][ C0] vga_arb_release+0x200/0x960 [ 122.148145][ C0] ? vga_arb_open+0x220/0x220 [ 122.148147][ C0] __fput+0x262/0x680 [ 122.148149][ C0] task_work_run+0x140/0x170 [ 122.148151][ C0] do_exit+0xcaf/0x2bc0 [ 122.148153][ C0] ? put_task_struct+0x80/0x80 [ 122.148155][ C0] ? set_next_entity+0xae/0x4e0 [ 122.148158][ C0] ? _raw_spin_lock_irqsave+0x210/0x210 [ 122.148160][ C0] ? pick_next_task_fair+0x87a/0x1050 [ 122.148162][ C0] do_group_exit+0x138/0x300 [ 122.148164][ C0] get_signal+0xd94/0x13f0 [ 122.148166][ C0] do_signal+0xb0/0x11f0 [ 122.148169][ C0] ? cgroup_leave_frozen+0x13c/0x290 [ 122.148171][ C0] ? ptrace_stop+0x706/0xa30 [ 122.148173][ C0] ? signal_fault+0x1e0/0x1e0 [ 122.148175][ C0] ? _raw_spin_unlock_irq+0x4a/0x60 [ 122.148177][ C0] ? ptrace_notify+0x24c/0x350 [ 122.148179][ C0] ? switch_fpu_return+0x1d4/0x410 [ 122.148181][ C0] ? fpu__clear+0x3c0/0x3c0 [ 122.148184][ C0] exit_to_usermode_loop+0xc0/0x1a0 [ 122.148186][ C0] prepare_exit_to_usermode+0x199/0x200 [ 122.148189][ C0] entry_SYSCALL_64_after_hwframe+0x5c/0xc1