./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2747730524 <...> Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts. execve("./syz-executor2747730524", ["./syz-executor2747730524"], 0x7ffc588858d0 /* 10 vars */) = 0 brk(NULL) = 0x55556b367000 brk(0x55556b367d40) = 0x55556b367d40 arch_prctl(ARCH_SET_FS, 0x55556b3673c0) = 0 set_tid_address(0x55556b367690) = 5066 set_robust_list(0x55556b3676a0, 24) = 0 rseq(0x55556b367ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2747730524", 4096) = 28 getrandom("\xa9\x95\x75\xbf\xba\xaa\xb6\x52", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556b367d40 brk(0x55556b388d40) = 0x55556b388d40 brk(0x55556b389000) = 0x55556b389000 mprotect(0x7f6d0625d000, 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./strace-static-x86_64: Process 5067 attached , child_tidptr=0x55556b367690) = 5067 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] set_robust_list(0x55556b3676a0, 24) = 0 ./strace-static-x86_64: Process 5068 attached [pid 5067] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5066] <... clone resumed>, child_tidptr=0x55556b367690) = 5068 [pid 5068] set_robust_list(0x55556b3676a0, 24 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5069 attached [pid 5067] <... clone resumed>, child_tidptr=0x55556b367690) = 5069 ./strace-static-x86_64: Process 5070 attached [pid 5069] set_robust_list(0x55556b3676a0, 24 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5069] <... set_robust_list resumed>) = 0 [pid 5066] <... clone resumed>, child_tidptr=0x55556b367690) = 5070 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5070] set_robust_list(0x55556b3676a0, 24./strace-static-x86_64: Process 5072 attached [pid 5072] set_robust_list(0x55556b3676a0, 24) = 0 [pid 5069] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5071 attached [pid 5066] <... clone resumed>, child_tidptr=0x55556b367690) = 5072 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5070] <... set_robust_list resumed>) = 0 [pid 5069] setpgid(0, 0 [pid 5068] <... clone resumed>, child_tidptr=0x55556b367690) = 5071 [pid 5071] set_robust_list(0x55556b3676a0, 24 [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5069] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5073 attached [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5071] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5074 attached [pid 5073] set_robust_list(0x55556b3676a0, 24 [pid 5072] <... clone resumed>, child_tidptr=0x55556b367690) = 5073 [pid 5069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5075 attached [pid 5066] <... clone resumed>, child_tidptr=0x55556b367690) = 5074 [pid 5074] set_robust_list(0x55556b3676a0, 24 [pid 5073] <... set_robust_list resumed>) = 0 [pid 5071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] set_robust_list(0x55556b3676a0, 24 [pid 5074] <... set_robust_list resumed>) = 0 [pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5071] <... prctl resumed>) = 0 [pid 5070] <... clone resumed>, child_tidptr=0x55556b367690) = 5075 [pid 5069] <... openat resumed>) = 3 [pid 5075] <... set_robust_list resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... prctl resumed>) = 0 [pid 5071] setpgid(0, 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] setpgid(0, 0 [pid 5069] write(3, "1000", 4 [pid 5075] <... prctl resumed>) = 0 [pid 5071] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5076 attached [pid 5075] setpgid(0, 0 [pid 5073] <... setpgid resumed>) = 0 [pid 5071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5069] <... write resumed>) = 4 [pid 5075] <... setpgid resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5069] close(3 [pid 5076] set_robust_list(0x55556b3676a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556b367690) = 5076 [pid 5076] <... set_robust_list resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... openat resumed>) = 3 [pid 5071] <... openat resumed>) = 3 [pid 5069] <... close resumed>) = 0 [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] write(3, "1000", 4 [pid 5071] write(3, "1000", 4 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... prctl resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... write resumed>) = 4 [pid 5071] <... write resumed>) = 4 [pid 5069] <... futex resumed>) = 0 [pid 5076] setpgid(0, 0 [pid 5073] close(3 [pid 5075] write(3, "1000", 4 [pid 5069] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5075] <... write resumed>) = 4 [pid 5071] close(3 [pid 5069] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5076] <... setpgid resumed>) = 0 [pid 5075] close(3 [pid 5073] <... close resumed>) = 0 [pid 5071] <... close resumed>) = 0 [pid 5069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... close resumed>) = 0 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5076] <... openat resumed>) = 3 [pid 5073] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5071] <... futex resumed>) = 0 [pid 5069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5071] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5069] <... mmap resumed>) = 0x7f6d06174000 [pid 5075] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5071] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5069] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5076] write(3, "1000", 4 [pid 5075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5071] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5069] <... mprotect resumed>) = 0 [pid 5076] <... write resumed>) = 4 [pid 5075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] close(3 [pid 5075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5069] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] <... close resumed>) = 0 [pid 5075] <... mmap resumed>) = 0x7f6d06174000 [pid 5073] <... mmap resumed>) = 0x7f6d06174000 [pid 5071] <... mmap resumed>) = 0x7f6d06174000 [pid 5069] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5073] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5071] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5076] <... futex resumed>) = 0 [pid 5075] <... mprotect resumed>) = 0 [pid 5073] <... mprotect resumed>) = 0 [pid 5071] <... mprotect resumed>) = 0 [pid 5076] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5073] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5077 attached [pid 5076] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5073] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5077] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5071] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5069] <... clone3 resumed> => {parent_tid=[5077]}, 88) = 5077 [pid 5077] <... rseq resumed>) = 0 [pid 5076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5071] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5069] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5078 attached [pid 5077] set_robust_list(0x7f6d061949a0, 24 [pid 5076] <... mmap resumed>) = 0x7f6d06174000 [pid 5078] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5077] <... set_robust_list resumed>) = 0 [pid 5076] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5073] <... clone3 resumed> => {parent_tid=[5078]}, 88) = 5078 [pid 5071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5069] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5079 attached [pid 5078] <... rseq resumed>) = 0 [pid 5077] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... mprotect resumed>) = 0 [pid 5073] rt_sigprocmask(SIG_SETMASK, [], [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5080 attached [pid 5079] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5078] set_robust_list(0x7f6d061949a0, 24 [pid 5077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] <... clone3 resumed> => {parent_tid=[5079]}, 88) = 5079 [pid 5073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5071] <... clone3 resumed> => {parent_tid=[5080]}, 88) = 5080 [pid 5069] <... futex resumed>) = 0 [pid 5080] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5079] <... rseq resumed>) = 0 [pid 5078] <... set_robust_list resumed>) = 0 [pid 5077] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5076] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5075] rt_sigprocmask(SIG_SETMASK, [], [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] rt_sigprocmask(SIG_SETMASK, [], [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5080] <... rseq resumed>) = 0 [pid 5079] set_robust_list(0x7f6d061949a0, 24 [pid 5078] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] set_robust_list(0x7f6d061949a0, 24 [pid 5079] <... set_robust_list resumed>) = 0 [pid 5078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5077] <... openat resumed>) = 3 [pid 5076] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5071] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5081 attached [pid 5080] <... set_robust_list resumed>) = 0 [pid 5079] rt_sigprocmask(SIG_SETMASK, [], [pid 5078] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... futex resumed>) = 0 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... clone3 resumed> => {parent_tid=[5081]}, 88) = 5081 [pid 5081] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5079] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5078] <... openat resumed>) = 3 [pid 5077] <... futex resumed>) = 1 [pid 5076] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... futex resumed>) = 0 [pid 5069] <... futex resumed>) = 0 [pid 5081] <... rseq resumed>) = 0 [pid 5080] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5079] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] set_robust_list(0x7f6d061949a0, 24 [pid 5079] <... openat resumed>) = 3 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5069] <... futex resumed>) = 0 [pid 5081] <... set_robust_list resumed>) = 0 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] rt_sigprocmask(SIG_SETMASK, [], [pid 5080] <... openat resumed>) = 3 [pid 5079] <... futex resumed>) = 1 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 1 [pid 5077] <... ioctl resumed>) = 0 [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5081] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5080] <... futex resumed>) = 1 [pid 5079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5079] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5077] <... futex resumed>) = 1 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... futex resumed>) = 0 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5079] <... ioctl resumed>) = 0 [pid 5078] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] <... futex resumed>) = 1 [pid 5080] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... ioctl resumed>) = 0 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... futex resumed>) = 0 [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] <... ioctl resumed>) = 0 [pid 5079] <... futex resumed>) = 1 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = 1 [pid 5077] <... ioctl resumed>) = 0 [pid 5076] <... futex resumed>) = 0 [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... futex resumed>) = 0 [pid 5081] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5080] <... futex resumed>) = 1 [pid 5079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] <... futex resumed>) = 0 [pid 5078] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... ioctl resumed>) = 0 [pid 5081] <... ioctl resumed>) = 0 [pid 5079] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... futex resumed>) = 0 [pid 5079] <... ioctl resumed>) = 0 [pid 5077] <... futex resumed>) = 1 [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... futex resumed>) = 1 [pid 5073] <... futex resumed>) = 0 [pid 5071] <... futex resumed>) = 1 [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 1 [pid 5080] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] <... ioctl resumed>) = 0 [pid 5079] <... futex resumed>) = 0 [pid 5078] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5078] <... openat resumed>) = 4 [pid 5077] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5080] <... futex resumed>) = 1 [pid 5079] <... openat resumed>) = 4 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... openat resumed>) = 4 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5071] <... futex resumed>) = 0 [pid 5081] <... ioctl resumed>) = 0 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... futex resumed>) = 0 [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5079] <... futex resumed>) = 0 [pid 5078] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5077] <... futex resumed>) = 1 [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 1 [pid 5080] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5079] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5078] <... ioctl resumed>) = 0 [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5080] <... openat resumed>) = 4 [pid 5079] <... ioctl resumed>) = 0 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... futex resumed>) = 0 [pid 5077] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5080] <... futex resumed>) = 1 [pid 5079] <... futex resumed>) = 0 [pid 5078] ioctl(4, SNDRV_TIMER_IOCTL_START, 0 [pid 5077] <... ioctl resumed>) = 0 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 [pid 5081] <... openat resumed>) = 4 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5079] ioctl(4, SNDRV_TIMER_IOCTL_START, 0 [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... futex resumed>) = 0 [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5079] <... ioctl resumed>) = 0 [pid 5077] <... futex resumed>) = 1 [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 1 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5071] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5079] <... futex resumed>) = 0 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5069] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5079] ioctl(3, SNDRV_TIMER_IOCTL_CONTINUE, 0 [pid 5077] ioctl(4, SNDRV_TIMER_IOCTL_START, 0 [pid 5076] <... futex resumed>) = 0 [pid 5075] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5079] <... ioctl resumed>) = 0 [pid 5077] <... ioctl resumed>) = 0 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] <... ioctl resumed>) = 0 [pid 5079] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = 1 [pid 5075] <... futex resumed>) = 0 [pid 5069] <... futex resumed>) = 0 [pid 5076] <... futex resumed>) = 0 [pid 5081] <... futex resumed>) = 1 [pid 5079] <... futex resumed>) = 1 [pid 5077] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5081] ioctl(4, SNDRV_TIMER_IOCTL_START, 0 [pid 5079] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] exit_group(0 [pid 5069] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5081] <... ioctl resumed>) = 0 [pid 5079] <... futex resumed>) = ? [pid 5077] ioctl(3, SNDRV_TIMER_IOCTL_CONTINUE, 0 [pid 5076] <... futex resumed>) = 0 [pid 5075] <... exit_group resumed>) = ? [pid 5069] <... futex resumed>) = 0 [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] <... ioctl resumed>) = 0 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5078] <... ioctl resumed>) = 0 [pid 5073] <... futex resumed>) = 0 [pid 5080] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5073] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5078] <... futex resumed>) = 1 [pid 5073] <... futex resumed>) = 0 [pid 5078] ioctl(3, SNDRV_TIMER_IOCTL_CONTINUE, 0 [pid 5073] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5078] <... ioctl resumed>) = 0 [pid 5081] <... futex resumed>) = 0 [pid 5069] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5077] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5079] +++ exited with 0 +++ [pid 5077] <... futex resumed>) = 0 [pid 5076] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] +++ exited with 0 +++ [pid 5069] exit_group(0 [pid 5081] <... futex resumed>) = 0 [pid 5076] <... futex resumed>) = 1 [pid 5069] <... exit_group resumed>) = ? [pid 5081] ioctl(3, SNDRV_TIMER_IOCTL_CONTINUE, 0 [pid 5076] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5070] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... ioctl resumed>) = 0 [pid 5080] <... ioctl resumed>) = 0 [pid 5078] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5077] +++ exited with 0 +++ [pid 5070] restart_syscall(<... resuming interrupted clone ...> [pid 5069] +++ exited with 0 +++ [pid 5081] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5078] <... futex resumed>) = 1 [pid 5073] <... futex resumed>) = 0 [pid 5070] <... restart_syscall resumed>) = 0 [pid 5081] <... futex resumed>) = 1 [pid 5076] <... futex resumed>) = 0 [pid 5073] exit_group(0 [pid 5081] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5067] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... exit_group resumed>) = ? [pid 5078] <... futex resumed>) = ? [pid 5076] exit_group(0 [pid 5067] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] <... clone resumed>, child_tidptr=0x55556b367690) = 5082 ./strace-static-x86_64: Process 5083 attached ./strace-static-x86_64: Process 5082 attached [pid 5083] set_robust_list(0x55556b3676a0, 24 [pid 5082] set_robust_list(0x55556b3676a0, 24 [pid 5083] <... set_robust_list resumed>) = 0 [pid 5082] <... set_robust_list resumed>) = 0 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... futex resumed>) = ? [pid 5076] <... exit_group resumed>) = ? [pid 5070] <... clone resumed>, child_tidptr=0x55556b367690) = 5083 [pid 5083] <... prctl resumed>) = 0 [pid 5082] <... prctl resumed>) = 0 [pid 5083] setpgid(0, 0 [pid 5082] setpgid(0, 0 [pid 5083] <... setpgid resumed>) = 0 [pid 5082] <... setpgid resumed>) = 0 [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] <... openat resumed>) = 3 [pid 5082] <... openat resumed>) = 3 [pid 5083] write(3, "1000", 4 [pid 5082] write(3, "1000", 4 [pid 5083] <... write resumed>) = 4 [pid 5082] <... write resumed>) = 4 [pid 5083] close(3 [pid 5082] close(3 [pid 5083] <... close resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5080] <... futex resumed>) = 1 [pid 5071] <... futex resumed>) = 0 [pid 5083] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5078] +++ exited with 0 +++ [pid 5073] +++ exited with 0 +++ [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5083] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5082] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5071] <... futex resumed>) = 0 [pid 5083] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5082] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5080] ioctl(4, SNDRV_TIMER_IOCTL_START, 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5073, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5082] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5081] +++ exited with 0 +++ [pid 5076] +++ exited with 0 +++ [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5080] <... ioctl resumed>) = 0 [pid 5083] <... mmap resumed>) = 0x7f6d06174000 [pid 5082] <... mmap resumed>) = 0x7f6d06174000 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5082] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5083] <... mprotect resumed>) = 0 [pid 5082] <... mprotect resumed>) = 0 [pid 5080] <... futex resumed>) = 1 [pid 5071] <... futex resumed>) = 0 [pid 5083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5080] ioctl(3, SNDRV_TIMER_IOCTL_CONTINUE, 0 [pid 5071] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5084 attached [pid 5083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5080] <... ioctl resumed>) = 0 [pid 5083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5080] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5071] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5086 attached ./strace-static-x86_64: Process 5085 attached [pid 5084] set_robust_list(0x55556b3676a0, 24 [pid 5080] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... clone resumed>, child_tidptr=0x55556b367690) = 5084 [pid 5071] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5087 attached [pid 5086] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5085] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5084] <... set_robust_list resumed>) = 0 [pid 5083] <... clone3 resumed> => {parent_tid=[5085]}, 88) = 5085 [pid 5082] <... clone3 resumed> => {parent_tid=[5086]}, 88) = 5086 [pid 5080] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] set_robust_list(0x55556b3676a0, 24 [pid 5086] <... rseq resumed>) = 0 [pid 5085] <... rseq resumed>) = 0 [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] rt_sigprocmask(SIG_SETMASK, [], [pid 5082] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] <... clone resumed>, child_tidptr=0x55556b367690) = 5087 [pid 5071] exit_group(0 [pid 5087] <... set_robust_list resumed>) = 0 [pid 5086] set_robust_list(0x7f6d061949a0, 24 [pid 5085] set_robust_list(0x7f6d061949a0, 24 [pid 5084] <... prctl resumed>) = 0 [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5080] <... futex resumed>) = ? [pid 5071] <... exit_group resumed>) = ? [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] <... set_robust_list resumed>) = 0 [pid 5085] <... set_robust_list resumed>) = 0 [pid 5084] setpgid(0, 0 [pid 5083] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5080] +++ exited with 0 +++ [pid 5071] +++ exited with 0 +++ [pid 5086] rt_sigprocmask(SIG_SETMASK, [], [pid 5085] rt_sigprocmask(SIG_SETMASK, [], [pid 5084] <... setpgid resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5087] <... prctl resumed>) = 0 [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5082] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5086] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5071, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5085] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5087] setpgid(0, 0 [pid 5086] <... openat resumed>) = 3 [pid 5085] <... openat resumed>) = 3 [pid 5084] <... openat resumed>) = 3 [pid 5087] <... setpgid resumed>) = 0 [pid 5086] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] write(3, "1000", 4 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5086] <... futex resumed>) = 1 [pid 5085] <... futex resumed>) = 1 [pid 5084] <... write resumed>) = 4 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5088 attached [pid 5087] <... openat resumed>) = 3 [pid 5086] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5085] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5084] close(3 [pid 5083] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] set_robust_list(0x55556b3676a0, 24 [pid 5087] write(3, "1000", 4 [pid 5086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... close resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5087] <... write resumed>) = 4 [pid 5086] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5085] ioctl(3, SNDRV_TIMER_IOCTL_SELECT, 0x20000040 [pid 5084] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5082] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x55556b367690) = 5088 [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5087] close(3 [pid 5086] <... ioctl resumed>) = 0 [pid 5085] <... ioctl resumed>) = 0 [pid 5084] <... futex resumed>) = 0 [pid 5087] <... close resumed>) = 0 [pid 5084] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5085] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] <... prctl resumed>) = 0 [pid 5087] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5085] <... futex resumed>) = 1 [pid 5088] setpgid(0, 0 [pid 5086] <... futex resumed>) = 1 [pid 5087] <... futex resumed>) = 0 [pid 5086] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 0 [pid 5085] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5088] <... setpgid resumed>) = 0 [pid 5087] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5087] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5086] <... futex resumed>) = 0 [pid 5085] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] <... futex resumed>) = 0 [pid 5082] <... futex resumed>) = 1 [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5086] ioctl(3, SNDRV_TIMER_IOCTL_PARAMS, 0x20000440 [pid 5085] <... ioctl resumed>) = 0 [pid 5084] <... mmap resumed>) = 0x7f6d06174000 [pid 5083] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5082] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5086] <... ioctl resumed>) = 0 [pid 5085] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] <... mmap resumed>) = 0x7f6d06174000 [pid 5086] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... mprotect resumed>) = 0 [pid 5087] mprotect(0x7f6d06175000, 131072, PROT_READ|PROT_WRITE [pid 5086] <... futex resumed>) = 1 [pid 5085] <... futex resumed>) = 0 [pid 5083] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] <... futex resumed>) = 0 [pid 5086] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5085] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5083] <... futex resumed>) = 0 [pid 5082] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... mprotect resumed>) = 0 [pid 5086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] <... openat resumed>) = 4 [pid 5083] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5082] <... futex resumed>) = 0 [pid 5088] <... openat resumed>) = 3 [pid 5086] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5082] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5088] write(3, "1000", 4 [pid 5087] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5086] <... openat resumed>) = 4 [pid 5085] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5088] <... write resumed>) = 4 [pid 5087] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5086] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... futex resumed>) = 1 [pid 5084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5083] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5089 attached [pid 5088] close(3 [pid 5087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f6d06194990, parent_tid=0x7f6d06194990, exit_signal=0, stack=0x7f6d06174000, stack_size=0x20300, tls=0x7f6d061946c0} [pid 5086] <... futex resumed>) = 1 [pid 5085] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5083] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5082] <... futex resumed>) = 0 [pid 5089] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5088] <... close resumed>) = 0 ./strace-static-x86_64: Process 5090 attached [pid 5089] <... rseq resumed>) = 0 [pid 5088] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... clone3 resumed> => {parent_tid=[5089]}, 88) = 5089 [pid 5083] <... futex resumed>) = 0 [pid 5082] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] rseq(0x7f6d06194fe0, 0x20, 0, 0x53053053 [pid 5089] set_robust_list(0x7f6d061949a0, 24 [pid 5088] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5082] <... futex resumed>) = 0 [pid 5084] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] <... rseq resumed>) = 0 [pid 5089] <... set_robust_list resumed>) = 0 [pid 5088] rt_sigaction(SIGRT_1, {sa_handler=0x7f6d061ff490, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6d061f0b10}, [pid 5087] <... clone3 resumed> => {parent_tid=[5090]}, 88) = 5090 [pid 5086] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5085] ioctl(4, SNDRV_TIMER_IOCTL_SELECT, 0x20000100 [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5082] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] set_robust_list(0x7f6d061949a0, 24 [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5087] rt_sigprocmask(SIG_SETMASK, [], [pid 5085] <... ioctl resumed>) = 0 [pid 5084] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] <... ioctl resumed>) = 0 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... futex resumed>) = 0 [pid 5090] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] openat(AT_FDCWD, "/dev/snd/timer", O_RDONLY [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5087] futex(0x7f6d06263328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f6d0626332c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... futex resumed>) = 1 [pid 5083] <... futex resumed>) = 0 [pid 5084] futex(0x7f6d0626332c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... openat resumed>) = 3 [pid 5088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = 1 [pid 5085] futex(0x7f6d06263328, FUTEX_WAIT_PRIVATE, 0, NULL