./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3355753436 <...> 4310] <... futex resumed>) = 0 [pid 4309] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4308] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4307] <... futex resumed>) = 1 [pid 4306] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4305] <... futex resumed>) = 0 [pid 4298] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4309] <... futex resumed>) = 1 [pid 4308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4307] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4306] <... futex resumed>) = 0 [pid 4305] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4302] <... futex resumed>) = 0 [pid 4298] <... futex resumed>) = 0 [pid 4312] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4311] <... clone resumed>, parent_tid=[4313], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4313 [pid 4310] <... mmap resumed>) = 0x7f556b8fa000 [pid 4309] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4308] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4306] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4305] <... futex resumed>) = 0 [pid 4302] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4298] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4312] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4311] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [ 56.981919][ T4300] VFS: Close: file count is 0 [ 56.986192][ T4299] VFS: Close: file count is 0 [pid 4310] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4308] <... futex resumed>) = 0 [pid 4307] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4305] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4302] <... futex resumed>) = 0 [pid 4298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4313 attached [pid 4312] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4311] <... futex resumed>) = 0 [pid 4310] <... mprotect resumed>) = 0 [pid 4309] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4308] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4307] <... futex resumed>) = 0 [pid 4305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4302] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4298] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] set_robust_list(0x7f556b91a9e0, 24 [pid 4312] <... mmap resumed>) = 0x20ffb000 [pid 4311] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4310] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4309] <... futex resumed>) = 0 [pid 4308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4307] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4305] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4298] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4314 attached [pid 4313] <... set_robust_list resumed>) = 0 [pid 4312] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4309] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4308] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4305] <... futex resumed>) = 0 [pid 4302] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4298] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4314] set_robust_list(0x7f556b91a9e0, 24 [pid 4313] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4312] <... mmap resumed>) = 0x20ffd000 [pid 4310] <... clone resumed>, parent_tid=[4314], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4314 [pid 4309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4308] <... io_uring_enter resumed>) = 1 [pid 4307] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4305] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4302] <... futex resumed>) = 0 [pid 4314] <... set_robust_list resumed>) = 0 [pid 4313] <... openat resumed>) = 3 [pid 4312] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4309] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4308] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4307] <... io_uring_enter resumed>) = 1 [pid 4302] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4314] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4313] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4312] <... futex resumed>) = 1 [pid 4310] <... futex resumed>) = 0 [pid 4309] <... io_uring_enter resumed>) = 1 [pid 4308] <... futex resumed>) = 1 [pid 4307] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4306] <... futex resumed>) = 0 [pid 4298] <... futex resumed>) = 0 [pid 4314] <... openat resumed>) = 3 [pid 4313] <... futex resumed>) = 1 [pid 4312] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4309] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4308] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4307] <... futex resumed>) = 1 [pid 4306] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4305] <... futex resumed>) = 0 [pid 4298] exit_group(0 [pid 4314] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4311] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4309] <... futex resumed>) = 1 [pid 4308] <... futex resumed>) = ? [pid 4307] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4306] <... futex resumed>) = 0 [pid 4305] exit_group(0 [pid 4302] <... futex resumed>) = 0 [pid 4298] <... exit_group resumed>) = ? [pid 4314] <... futex resumed>) = 0 [pid 4313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4312] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4311] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4309] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4308] +++ exited with 0 +++ [pid 4306] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4305] <... exit_group resumed>) = ? [pid 4302] exit_group(0 [pid 4314] dup(3 [pid 4313] dup(3 [pid 4311] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4310] <... futex resumed>) = 0 [pid 4306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4298] +++ exited with 0 +++ [pid 4302] <... exit_group resumed>) = ? [pid 4314] <... dup resumed>) = 4 [pid 4313] <... dup resumed>) = 4 [pid 4312] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4309] <... futex resumed>) = ? [pid 4307] <... futex resumed>) = ? [pid 4306] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4314] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4312] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4314] <... futex resumed>) = 0 [pid 4313] <... futex resumed>) = 1 [pid 4312] <... io_uring_enter resumed>) = 1 [pid 4311] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4309] +++ exited with 0 +++ [pid 4307] +++ exited with 0 +++ [pid 4306] <... futex resumed>) = 0 [pid 4305] +++ exited with 0 +++ [pid 4302] +++ exited with 0 +++ [pid 4312] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4311] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] <... futex resumed>) = 0 [pid 4306] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4313] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4312] <... futex resumed>) = 0 [pid 4311] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4305, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4314] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4313] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4312] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4306] exit_group(0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4302, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4314] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4313] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4312] <... futex resumed>) = ? [pid 4306] <... exit_group resumed>) = ? [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... restart_syscall resumed>) = 0 [pid 4314] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4313] <... mmap resumed>) = 0x20ffb000 [pid 4312] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4315 [pid 4314] <... mmap resumed>) = 0x20ffb000 [pid 4313] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4306] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4316 [pid 4314] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4313] <... mmap resumed>) = 0x20ffd000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4314] <... mmap resumed>) = 0x20ffd000 [pid 4313] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4314] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] <... futex resumed>) = 1 [pid 4311] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4315 attached [pid 4314] <... futex resumed>) = 1 [pid 4313] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] <... futex resumed>) = 0 [pid 4314] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4313] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4311] <... futex resumed>) = 0 [pid 4310] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4314] <... futex resumed>) = 0 [pid 4313] <... futex resumed>) = 0 [pid 4311] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4310] <... futex resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4317 ./strace-static-x86_64: Process 4316 attached [pid 4314] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4310] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4318 attached ./strace-static-x86_64: Process 4317 attached [pid 4316] set_robust_list(0x555555af35e0, 24 [pid 4315] set_robust_list(0x555555af35e0, 24 [pid 4314] <... futex resumed>) = 0 [pid 4311] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4316] <... set_robust_list resumed>) = 0 [pid 4314] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4318 [pid 4313] <... futex resumed>) = 0 [pid 4311] <... futex resumed>) = 1 [pid 4310] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] set_robust_list(0x555555af35e0, 24 [pid 4316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4315] <... set_robust_list resumed>) = 0 [pid 4314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4313] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4316] <... prctl resumed>) = 0 [pid 4314] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4313] <... io_uring_enter resumed>) = 1 [pid 4316] setpgid(0, 0 [pid 4315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4317] <... set_robust_list resumed>) = 0 [pid 4314] <... io_uring_enter resumed>) = 1 [pid 4313] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4311] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4310] <... futex resumed>) = 0 [pid 4316] <... setpgid resumed>) = 0 [pid 4315] <... prctl resumed>) = 0 [pid 4314] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] <... futex resumed>) = 0 [pid 4316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4314] <... futex resumed>) = 0 [pid 4313] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4310] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4315] setpgid(0, 0 [pid 4317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4316] <... openat resumed>) = 3 [pid 4315] <... setpgid resumed>) = 0 [pid 4314] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4311] exit_group(0 [pid 4310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4316] write(3, "1000", 4 [pid 4315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4313] <... futex resumed>) = ? [pid 4311] <... exit_group resumed>) = ? [pid 4310] exit_group(0 [pid 4317] <... prctl resumed>) = 0 [pid 4316] <... write resumed>) = 4 [pid 4315] <... openat resumed>) = 3 [pid 4313] +++ exited with 0 +++ [pid 4316] close(3) = 0 [pid 4316] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4311] +++ exited with 0 +++ [pid 4314] <... futex resumed>) = ? [pid 4310] <... exit_group resumed>) = ? [pid 4315] write(3, "1000", 4 [pid 4317] setpgid(0, 0 [pid 4316] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4314] +++ exited with 0 +++ [pid 4316] <... mprotect resumed>) = 0 [ 57.064337][ T4298] VFS: Close: file count is 0 [ 57.068993][ T4309] VFS: Close: file count is 0 [ 57.070973][ T4307] VFS: Close: file count is 0 [ 57.091065][ T4306] VFS: Close: file count is 0 [pid 4316] clone(child_stack=0x7f556b91a3f0, 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 4319 attached [pid 4317] <... setpgid resumed>) = 0 [pid 4315] <... write resumed>) = 4 [pid 4318] set_robust_list(0x555555af35e0, 24 [pid 4310] +++ exited with 0 +++ [pid 4317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4316] <... clone resumed>, parent_tid=[4319], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4319 [pid 4315] close(3 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4316] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] <... openat resumed>) = 3 [pid 4317] write(3, "1000", 4 [pid 4316] <... futex resumed>) = 0 [pid 4315] <... close resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4310, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4318] <... set_robust_list resumed>) = 0 [pid 4317] <... write resumed>) = 4 [pid 4316] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4315] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3619] <... restart_syscall resumed>) = 0 [pid 4317] close(3 [pid 4315] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4317] <... close resumed>) = 0 [pid 4315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4318] <... prctl resumed>) = 0 [pid 4317] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4315] <... mmap resumed>) = 0x7f556b8fa000 [pid 4318] setpgid(0, 0 [pid 4317] <... futex resumed>) = 0 [pid 4315] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4315] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4320 attached [pid 4319] set_robust_list(0x7f556b91a9e0, 24 [pid 4315] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4317] <... mmap resumed>) = 0x7f556b8fa000 [pid 4315] <... clone resumed>, parent_tid=[4321], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4321 [pid 4318] <... setpgid resumed>) = 0 [pid 4317] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4322 [pid 4315] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4320 [pid 4317] <... mprotect resumed>) = 0 [pid 4315] <... futex resumed>) = 0 [pid 4320] set_robust_list(0x555555af35e0, 24 [pid 4319] <... set_robust_list resumed>) = 0 [pid 4317] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4315] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4320] <... set_robust_list resumed>) = 0 [pid 4319] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4319] <... openat resumed>) = 3 [pid 4318] <... openat resumed>) = 3 [pid 4317] <... clone resumed>, parent_tid=[4323], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4323 [pid 4320] <... prctl resumed>) = 0 [pid 4319] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] write(3, "1000", 4 [pid 4317] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4323 attached [pid 4320] setpgid(0, 0 [pid 4319] <... futex resumed>) = 1 [pid 4318] <... write resumed>) = 4 [pid 4317] <... futex resumed>) = 0 [pid 4316] <... futex resumed>) = 0 [pid 4323] set_robust_list(0x7f556b91a9e0, 24 [pid 4320] <... setpgid resumed>) = 0 [pid 4319] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] close(3 [pid 4317] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4316] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4322 attached ./strace-static-x86_64: Process 4321 attached [pid 4323] <... set_robust_list resumed>) = 0 [pid 4320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4318] <... close resumed>) = 0 [pid 4316] <... futex resumed>) = 0 [pid 4323] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4322] set_robust_list(0x555555af35e0, 24 [pid 4321] set_robust_list(0x7f556b91a9e0, 24 [pid 4320] <... openat resumed>) = 3 [pid 4319] dup(3 [pid 4318] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4323] <... openat resumed>) = 3 [pid 4322] <... set_robust_list resumed>) = 0 [pid 4321] <... set_robust_list resumed>) = 0 [pid 4320] write(3, "1000", 4 [pid 4319] <... dup resumed>) = 4 [pid 4318] <... futex resumed>) = 0 [pid 4323] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] <... write resumed>) = 4 [pid 4319] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4323] <... futex resumed>) = 1 [pid 4322] <... prctl resumed>) = 0 [pid 4321] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4320] close(3 [pid 4319] <... futex resumed>) = 1 [pid 4318] <... mmap resumed>) = 0x7f556b8fa000 [pid 4317] <... futex resumed>) = 0 [pid 4316] <... futex resumed>) = 0 [pid 4323] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4322] setpgid(0, 0 [pid 4321] <... openat resumed>) = 3 [pid 4320] <... close resumed>) = 0 [pid 4319] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4317] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] <... setpgid resumed>) = 0 [pid 4321] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4318] <... mprotect resumed>) = 0 [pid 4317] <... futex resumed>) = 0 [pid 4316] <... futex resumed>) = 0 [pid 4323] dup(3 [pid 4320] <... futex resumed>) = 0 [pid 4319] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4318] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4317] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4316] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4315] <... futex resumed>) = 0 [pid 4321] <... futex resumed>) = 1 [pid 4323] <... dup resumed>) = 4 [pid 4320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4319] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4323] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] <... openat resumed>) = 3 [pid 4321] dup(3 [pid 4320] <... mmap resumed>) = 0x7f556b8fa000 [pid 4319] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4318] <... clone resumed>, parent_tid=[4324], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4324 [pid 4315] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] <... futex resumed>) = 1 [pid 4322] write(3, "1000", 4 [pid 4321] <... dup resumed>) = 4 [pid 4320] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4319] <... mmap resumed>) = 0x20ffb000 [pid 4318] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] <... futex resumed>) = 0 [pid 4315] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4324 attached [pid 4323] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4322] <... write resumed>) = 4 [pid 4321] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] <... mprotect resumed>) = 0 [pid 4319] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4318] <... futex resumed>) = 0 [pid 4317] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4315] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4324] set_robust_list(0x7f556b91a9e0, 24 [pid 4323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] close(3 [pid 4321] <... futex resumed>) = 0 [pid 4320] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4319] <... mmap resumed>) = 0x20ffd000 [pid 4318] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4317] <... futex resumed>) = 0 [pid 4315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4324] <... set_robust_list resumed>) = 0 [pid 4323] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4322] <... close resumed>) = 0 [pid 4321] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4319] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4315] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4325 attached [pid 4324] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4323] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4322] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4320] <... clone resumed>, parent_tid=[4325], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4325 [pid 4319] <... futex resumed>) = 1 [pid 4316] <... futex resumed>) = 0 [pid 4315] <... futex resumed>) = 0 [pid 4324] <... openat resumed>) = 3 [pid 4323] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4322] <... futex resumed>) = 0 [pid 4321] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4320] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4319] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4316] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4315] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4324] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] <... mmap resumed>) = 0x20ffb000 [pid 4322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4321] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4320] <... futex resumed>) = 0 [pid 4319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4316] <... futex resumed>) = 0 [pid 4324] <... futex resumed>) = 1 [pid 4323] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4322] <... mmap resumed>) = 0x7f556b8fa000 [pid 4321] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4320] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4319] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] <... futex resumed>) = 0 [pid 4316] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4325] set_robust_list(0x7f556b91a9e0, 24 [pid 4324] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4323] <... mmap resumed>) = 0x20ffd000 [pid 4322] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4321] <... mmap resumed>) = 0x20ffb000 [pid 4319] <... futex resumed>) = 0 [pid 4318] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4325] <... set_robust_list resumed>) = 0 [pid 4324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4323] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] <... mprotect resumed>) = 0 [pid 4321] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4319] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] <... futex resumed>) = 0 [pid 4316] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] dup(3 [pid 4323] <... futex resumed>) = 1 [pid 4322] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4318] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4317] <... futex resumed>) = 0 [pid 4316] <... futex resumed>) = 0 [pid 4321] <... mmap resumed>) = 0x20ffd000 [pid 4325] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4324] <... dup resumed>) = 4 [pid 4323] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4321] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4319] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4317] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4325] <... openat resumed>) = 3 [pid 4324] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] <... clone resumed>, parent_tid=[4326], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4326 [pid 4321] <... futex resumed>) = 1 [pid 4319] <... io_uring_enter resumed>) = 1 [pid 4317] <... futex resumed>) = 0 [pid 4315] <... futex resumed>) = 0 [pid 4325] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] <... futex resumed>) = 1 [pid 4323] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4319] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] <... futex resumed>) = 0 [pid 4317] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4315] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] <... futex resumed>) = 1 [pid 4324] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4323] <... futex resumed>) = 0 [pid 4322] <... futex resumed>) = 0 [pid 4321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4320] <... futex resumed>) = 0 [pid 4319] <... futex resumed>) = 1 [pid 4318] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4316] <... futex resumed>) = 0 [pid 4315] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4326 attached [pid 4325] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4323] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4322] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4321] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [ 57.115997][ T4311] VFS: Close: file count is 0 [ 57.118599][ T4310] VFS: Close: file count is 0 [pid 4319] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] <... futex resumed>) = 0 [pid 4317] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] exit_group(0 [pid 4315] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4326] set_robust_list(0x7f556b91a9e0, 24 [pid 4325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4324] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4321] <... futex resumed>) = 0 [pid 4320] <... futex resumed>) = 0 [pid 4319] <... futex resumed>) = ? [pid 4318] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4317] <... futex resumed>) = 0 [pid 4316] <... exit_group resumed>) = ? [pid 4315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4326] <... set_robust_list resumed>) = 0 [pid 4325] dup(3 [pid 4324] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4323] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4321] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4320] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4319] +++ exited with 0 +++ [pid 4317] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4316] +++ exited with 0 +++ [pid 4315] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4326] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4325] <... dup resumed>) = 4 [pid 4324] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4323] <... io_uring_enter resumed>) = 1 [pid 4321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4315] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4326] <... openat resumed>) = 3 [pid 4325] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] <... mmap resumed>) = 0x20ffb000 [pid 4323] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4315] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4326] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] <... futex resumed>) = 1 [pid 4324] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4323] <... futex resumed>) = 1 [pid 4321] <... io_uring_enter resumed>) = 1 [pid 4320] <... futex resumed>) = 0 [pid 4317] <... futex resumed>) = 0 [pid 4326] <... futex resumed>) = 1 [pid 4325] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4324] <... mmap resumed>) = 0x20ffd000 [pid 4323] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4322] <... futex resumed>) = 0 [pid 4321] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] exit_group(0 [pid 4326] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4324] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] <... futex resumed>) = ? [pid 4322] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] <... futex resumed>) = 1 [pid 4320] <... futex resumed>) = 0 [pid 4317] <... exit_group resumed>) = ? [pid 4315] <... futex resumed>) = 0 [pid 4326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4325] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4324] <... futex resumed>) = 1 [pid 4323] +++ exited with 0 +++ [pid 4322] <... futex resumed>) = 0 [pid 4321] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4320] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4318] <... futex resumed>) = 0 [pid 4326] dup(3 [pid 4324] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4317] +++ exited with 0 +++ ./strace-static-x86_64: Process 4327 attached [pid 4326] <... dup resumed>) = 4 [pid 4325] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4318] <... futex resumed>) = 0 [pid 4315] exit_group(0 [pid 4326] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4324] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4321] <... futex resumed>) = ? [pid 4318] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4315] <... exit_group resumed>) = ? [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4327 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4317, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4326] <... futex resumed>) = 0 [pid 4325] <... mmap resumed>) = 0x20ffb000 [pid 4324] <... futex resumed>) = 0 [pid 4322] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] +++ exited with 0 +++ [pid 4318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4326] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4324] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4328 attached [pid 4327] set_robust_list(0x555555af35e0, 24 [pid 4326] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4325] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] <... futex resumed>) = 0 [pid 4318] <... futex resumed>) = 0 [pid 4315] +++ exited with 0 +++ [pid 4327] <... set_robust_list resumed>) = 0 [pid 4326] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4325] <... mmap resumed>) = 0x20ffd000 [pid 4324] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4322] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4318] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4328 [pid 4327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4326] <... mmap resumed>) = 0x20ffb000 [pid 4325] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] <... io_uring_enter resumed>) = 1 [pid 4327] <... prctl resumed>) = 0 [pid 4326] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4325] <... futex resumed>) = 1 [pid 4324] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] <... futex resumed>) = 0 [pid 4328] set_robust_list(0x555555af35e0, 24 [pid 4327] setpgid(0, 0 [pid 4326] <... mmap resumed>) = 0x20ffd000 [pid 4325] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4324] <... futex resumed>) = 1 [pid 4320] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4328] <... set_robust_list resumed>) = 0 [pid 4327] <... setpgid resumed>) = 0 [pid 4326] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4324] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4320] <... futex resumed>) = 0 [pid 4318] exit_group(0 [pid 4327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4326] <... futex resumed>) = 1 [pid 4325] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] <... futex resumed>) = ? [pid 4322] <... futex resumed>) = 0 [pid 4320] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4318] <... exit_group resumed>) = ? [pid 4328] <... prctl resumed>) = 0 [pid 4327] <... openat resumed>) = 3 [pid 4326] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4325] <... futex resumed>) = 0 [pid 4324] +++ exited with 0 +++ [pid 4322] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4318] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4329 [pid 4328] setpgid(0, 0 [pid 4327] write(3, "1000", 4 [pid 4326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4325] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4322] <... futex resumed>) = 0 [pid 4320] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4329 attached [pid 4328] <... setpgid resumed>) = 0 [pid 4327] <... write resumed>) = 4 [pid 4326] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4322] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4320] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4329] set_robust_list(0x555555af35e0, 24 [pid 4328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4327] close(3 [pid 4326] <... futex resumed>) = 0 [pid 4325] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4320] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4330 attached [pid 4329] <... set_robust_list resumed>) = 0 [pid 4328] <... openat resumed>) = 3 [pid 4327] <... close resumed>) = 0 [pid 4326] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4325] <... io_uring_enter resumed>) = 1 [pid 4322] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4328] write(3, "1000", 4 [pid 4327] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4325] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4330 [pid 4329] <... prctl resumed>) = 0 [pid 4328] <... write resumed>) = 4 [pid 4327] <... futex resumed>) = 0 [pid 4326] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4325] <... futex resumed>) = 1 [pid 4322] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4320] <... futex resumed>) = 0 [pid 4330] set_robust_list(0x555555af35e0, 24 [pid 4329] setpgid(0, 0 [pid 4328] close(3 [pid 4327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4326] <... io_uring_enter resumed>) = 1 [pid 4325] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4320] exit_group(0 [pid 4330] <... set_robust_list resumed>) = 0 [pid 4329] <... setpgid resumed>) = 0 [pid 4328] <... close resumed>) = 0 [pid 4327] <... mmap resumed>) = 0x7f556b8fa000 [pid 4326] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] <... futex resumed>) = ? [pid 4320] <... exit_group resumed>) = ? [pid 4329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4328] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4327] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4326] <... futex resumed>) = 1 [pid 4322] <... futex resumed>) = 0 [pid 4329] <... openat resumed>) = 3 [pid 4328] <... futex resumed>) = 0 [pid 4327] <... mprotect resumed>) = 0 [pid 4326] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4325] +++ exited with 0 +++ [pid 4322] exit_group(0 [pid 4330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4320] +++ exited with 0 +++ [pid 4330] <... prctl resumed>) = 0 [ 57.183083][ T4316] VFS: Close: file count is 0 [ 57.198488][ T4317] VFS: Close: file count is 0 [ 57.208932][ T4315] VFS: Close: file count is 0 [ 57.224423][ T4318] VFS: Close: file count is 0 [pid 4329] write(3, "1000", 4 [pid 4328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4327] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4326] <... futex resumed>) = ? [pid 4322] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4320, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4331 attached [pid 4330] setpgid(0, 0 [pid 4329] <... write resumed>) = 4 [pid 4328] <... mmap resumed>) = 0x7f556b8fa000 [pid 4326] +++ exited with 0 +++ [pid 4322] +++ exited with 0 +++ [pid 4331] set_robust_list(0x7f556b91a9e0, 24 [pid 4330] <... setpgid resumed>) = 0 [pid 4329] close(3 [pid 4328] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4327] <... clone resumed>, parent_tid=[4331], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4331 [pid 4331] <... set_robust_list resumed>) = 0 [pid 4330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4329] <... close resumed>) = 0 [pid 4328] <... mprotect resumed>) = 0 [pid 4327] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4332 attached [pid 4331] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4330] <... openat resumed>) = 3 [pid 4329] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4327] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4332 [pid 4331] <... openat resumed>) = 3 [pid 4330] write(3, "1000", 4 [pid 4329] <... futex resumed>) = 0 [pid 4327] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4331] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] <... write resumed>) = 4 [pid 4329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4328] <... clone resumed>, parent_tid=[4333], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4333 [pid 4327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4331] <... futex resumed>) = 0 [pid 4330] close(3 [pid 4329] <... mmap resumed>) = 0x7f556b8fa000 [pid 4328] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4327] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4334 ./strace-static-x86_64: Process 4334 attached [pid 4331] dup(3 [pid 4330] <... close resumed>) = 0 [pid 4329] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4328] <... futex resumed>) = 0 [pid 4327] <... futex resumed>) = 0 [pid 4334] set_robust_list(0x555555af35e0, 24 [pid 4331] <... dup resumed>) = 4 [pid 4330] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... mprotect resumed>) = 0 [pid 4328] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4327] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4334] <... set_robust_list resumed>) = 0 [pid 4331] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] <... futex resumed>) = 0 [pid 4329] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4331] <... futex resumed>) = 0 [pid 4330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4327] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] <... prctl resumed>) = 0 [pid 4331] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4330] <... mmap resumed>) = 0x7f556b8fa000 [pid 4329] <... clone resumed>, parent_tid=[4335], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4335 [pid 4327] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4333 attached [pid 4334] setpgid(0, 0 [pid 4332] set_robust_list(0x555555af35e0, 24 [pid 4331] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4330] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4329] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4327] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4335 attached [pid 4334] <... setpgid resumed>) = 0 [pid 4332] <... set_robust_list resumed>) = 0 [pid 4331] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4330] <... mprotect resumed>) = 0 [pid 4329] <... futex resumed>) = 0 [pid 4333] set_robust_list(0x7f556b91a9e0, 24 [pid 4335] set_robust_list(0x7f556b91a9e0, 24 [pid 4334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4331] <... mmap resumed>) = 0x20ffb000 [pid 4330] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4329] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4335] <... set_robust_list resumed>) = 0 [pid 4334] <... openat resumed>) = 3 [pid 4333] <... set_robust_list resumed>) = 0 [pid 4332] <... prctl resumed>) = 0 [pid 4331] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4335] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4334] write(3, "1000", 4 [pid 4333] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4332] setpgid(0, 0 [pid 4331] <... mmap resumed>) = 0x20ffd000 [pid 4330] <... clone resumed>, parent_tid=[4336], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4336 ./strace-static-x86_64: Process 4336 attached [pid 4335] <... openat resumed>) = 3 [pid 4334] <... write resumed>) = 4 [pid 4333] <... openat resumed>) = 3 [pid 4332] <... setpgid resumed>) = 0 [pid 4331] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4335] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] close(3 [pid 4333] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4331] <... futex resumed>) = 1 [pid 4330] <... futex resumed>) = 0 [pid 4327] <... futex resumed>) = 0 [pid 4335] <... futex resumed>) = 1 [pid 4334] <... close resumed>) = 0 [pid 4333] <... futex resumed>) = 1 [pid 4332] <... openat resumed>) = 3 [pid 4331] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4330] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4329] <... futex resumed>) = 0 [pid 4328] <... futex resumed>) = 0 [pid 4327] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4336] set_robust_list(0x7f556b91a9e0, 24 [pid 4335] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4334] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4332] write(3, "1000", 4 [pid 4331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4329] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4327] <... futex resumed>) = 0 [pid 4335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4334] <... futex resumed>) = 0 [pid 4333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4332] <... write resumed>) = 4 [pid 4331] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... futex resumed>) = 0 [pid 4328] <... futex resumed>) = 0 [pid 4327] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4336] <... set_robust_list resumed>) = 0 [pid 4335] dup(3 [pid 4334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4333] dup(3 [pid 4332] close(3 [pid 4331] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4336] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4335] <... dup resumed>) = 4 [pid 4334] <... mmap resumed>) = 0x7f556b8fa000 [pid 4333] <... dup resumed>) = 4 [pid 4332] <... close resumed>) = 0 [pid 4331] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4327] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4336] <... openat resumed>) = 3 [pid 4335] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4333] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4327] <... futex resumed>) = 0 [pid 4336] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4335] <... futex resumed>) = 1 [pid 4334] <... mprotect resumed>) = 0 [pid 4333] <... futex resumed>) = 1 [pid 4332] <... futex resumed>) = 0 [pid 4331] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4329] <... futex resumed>) = 0 [pid 4328] <... futex resumed>) = 0 [pid 4327] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4336] <... futex resumed>) = 1 [pid 4335] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4334] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4333] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4331] <... io_uring_enter resumed>) = 1 [pid 4330] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4337 attached [pid 4336] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4332] <... mmap resumed>) = 0x7f556b8fa000 [pid 4331] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... futex resumed>) = 0 [pid 4328] <... futex resumed>) = 0 [pid 4336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4335] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4334] <... clone resumed>, parent_tid=[4337], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4337 [pid 4333] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4332] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4331] <... futex resumed>) = 1 [pid 4330] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4327] <... futex resumed>) = 0 [pid 4336] dup(3 [pid 4335] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4334] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4331] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4330] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4327] exit_group(0 [pid 4333] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4336] <... dup resumed>) = 4 [pid 4335] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4334] <... futex resumed>) = 0 [pid 4333] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4332] <... mprotect resumed>) = 0 [pid 4331] <... futex resumed>) = ? [pid 4327] <... exit_group resumed>) = ? [pid 4337] set_robust_list(0x7f556b91a9e0, 24 [pid 4336] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4335] <... mmap resumed>) = 0x20ffb000 [pid 4334] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4333] <... mmap resumed>) = 0x20ffb000 [ 57.245687][ T4325] VFS: Close: file count is 0 [ 57.255856][ T4322] VFS: Close: file count is 0 [pid 4332] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4331] +++ exited with 0 +++ [pid 4327] +++ exited with 0 +++ [pid 4336] <... futex resumed>) = 1 [pid 4335] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4333] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4330] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4336] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4330] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4335] <... mmap resumed>) = 0x20ffd000 [pid 4337] <... set_robust_list resumed>) = 0 [pid 4336] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4335] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] <... mmap resumed>) = 0x20ffd000 [pid 4332] <... clone resumed>, parent_tid=[4338], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4338 [pid 4330] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4338 attached [pid 4336] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4335] <... futex resumed>) = 1 [pid 4333] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4329] <... futex resumed>) = 0 [pid 4337] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4338] set_robust_list(0x7f556b91a9e0, 24 [pid 4336] <... mmap resumed>) = 0x20ffb000 [pid 4335] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4333] <... futex resumed>) = 1 [pid 4332] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] <... futex resumed>) = 0 [pid 4337] <... openat resumed>) = 3 [pid 4338] <... set_robust_list resumed>) = 0 [pid 4336] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4333] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4337] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4329] <... futex resumed>) = 0 [pid 4328] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4339 attached [pid 4338] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4337] <... futex resumed>) = 1 [pid 4336] <... mmap resumed>) = 0x20ffd000 [pid 4335] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] <... futex resumed>) = 0 [pid 4333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4329] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] <... futex resumed>) = 0 [pid 4338] <... openat resumed>) = 3 [pid 4337] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4336] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4335] <... futex resumed>) = 0 [pid 4334] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4328] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4339 [pid 4338] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4336] <... futex resumed>) = 1 [pid 4335] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4334] <... futex resumed>) = 0 [pid 4333] <... futex resumed>) = 0 [pid 4330] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4339] set_robust_list(0x555555af35e0, 24 [pid 4338] <... futex resumed>) = 1 [pid 4337] dup(3 [pid 4336] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4334] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4333] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4332] <... futex resumed>) = 0 [pid 4330] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... futex resumed>) = 0 [pid 4328] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4338] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4337] <... dup resumed>) = 4 [pid 4336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4335] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4332] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] <... futex resumed>) = 0 [pid 4329] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] <... futex resumed>) = 0 [pid 4338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4337] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4336] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4335] <... io_uring_enter resumed>) = 1 [pid 4333] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4332] <... futex resumed>) = 0 [pid 4330] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4328] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] <... set_robust_list resumed>) = 0 [pid 4338] dup(3 [pid 4337] <... futex resumed>) = 1 [pid 4336] <... futex resumed>) = 0 [pid 4335] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] <... futex resumed>) = 0 [pid 4333] <... io_uring_enter resumed>) = 1 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4338] <... dup resumed>) = 4 [pid 4337] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4336] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4335] <... futex resumed>) = 1 [pid 4334] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] <... futex resumed>) = 0 [pid 4339] <... prctl resumed>) = 0 [pid 4338] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4335] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4334] <... futex resumed>) = 0 [pid 4333] <... futex resumed>) = 1 [pid 4330] <... futex resumed>) = 0 [pid 4329] exit_group(0 [pid 4328] <... futex resumed>) = 0 [pid 4339] setpgid(0, 0 [pid 4338] <... futex resumed>) = 1 [pid 4337] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4336] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4335] <... futex resumed>) = ? [pid 4334] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4333] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4332] <... futex resumed>) = 0 [pid 4330] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4329] <... exit_group resumed>) = ? [pid 4328] exit_group(0 [pid 4339] <... setpgid resumed>) = 0 [pid 4338] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4337] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4336] <... io_uring_enter resumed>) = 1 [pid 4335] +++ exited with 0 +++ [pid 4332] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4332] <... futex resumed>) = 0 [pid 4338] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [ 57.306656][ T4327] VFS: Close: file count is 0 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4338] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4337] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4336] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] <... futex resumed>) = ? [pid 4329] +++ exited with 0 +++ [pid 4328] <... exit_group resumed>) = ? [pid 4338] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4337] <... mmap resumed>) = 0x20ffb000 [pid 4338] <... mmap resumed>) = 0x20ffb000 [pid 4336] <... futex resumed>) = 1 [pid 4333] +++ exited with 0 +++ [pid 4338] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4339] <... openat resumed>) = 3 [pid 4338] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4337] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4336] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4330] <... futex resumed>) = 0 [pid 4328] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4329, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4339] write(3, "1000", 4 [pid 4338] <... futex resumed>) = 1 [pid 4332] <... futex resumed>) = 0 [pid 4339] <... write resumed>) = 4 [pid 4338] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4337] <... mmap resumed>) = 0x20ffd000 [pid 4332] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] exit_group(0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4337] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4336] <... futex resumed>) = ? [pid 4332] <... futex resumed>) = 0 [pid 4330] <... exit_group resumed>) = ? [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4338] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4337] <... futex resumed>) = 1 [pid 4334] <... futex resumed>) = 0 [pid 4338] <... futex resumed>) = 0 [pid 4336] +++ exited with 0 +++ [pid 4334] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4338] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4334] <... futex resumed>) = 0 [pid 4334] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] close(3) = 0 [pid 4339] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4330] +++ exited with 0 +++ [pid 4339] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4337] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4337] <... futex resumed>) = 1 [pid 4334] <... futex resumed>) = 0 [pid 4332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4334] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4330, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4337] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4334] <... futex resumed>) = 0 [pid 4332] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4339] <... mprotect resumed>) = 0 [pid 4338] <... futex resumed>) = 0 [pid 4337] <... io_uring_enter resumed>) = 1 [pid 4334] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4332] <... futex resumed>) = 1 [pid 4339] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4338] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872) = 1 [pid 4339] <... clone resumed>, parent_tid=[4341], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4341 [pid 4338] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4332] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4338] <... futex resumed>) = 0 [pid 4339] <... futex resumed>) = 0 [pid 4338] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4339] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4337] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4342 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4340 ./strace-static-x86_64: Process 4340 attached [pid 4332] exit_group(0 [pid 4337] <... futex resumed>) = 1 [pid 4334] <... futex resumed>) = 0 [pid 4340] set_robust_list(0x555555af35e0, 24 [pid 4338] <... futex resumed>) = ? [pid 4337] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4332] <... exit_group resumed>) = ? [pid 4334] exit_group(0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4343 [pid 4340] <... set_robust_list resumed>) = 0 [pid 4338] +++ exited with 0 +++ ./strace-static-x86_64: Process 4343 attached [pid 4340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4343] set_robust_list(0x555555af35e0, 24 [pid 4340] <... prctl resumed>) = 0 [pid 4343] <... set_robust_list resumed>) = 0 [pid 4340] setpgid(0, 0 [pid 4332] +++ exited with 0 +++ [pid 4334] <... exit_group resumed>) = ? [pid 4337] <... futex resumed>) = ? [pid 4343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] <... setpgid resumed>) = 0 [pid 4343] <... prctl resumed>) = 0 [pid 4340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4343] setpgid(0, 0 [pid 4340] <... openat resumed>) = 3 [pid 4343] <... setpgid resumed>) = 0 [pid 4340] write(3, "1000", 4 [pid 4337] +++ exited with 0 +++ [pid 4334] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4332, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4334, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4340] <... write resumed>) = 4 ./strace-static-x86_64: Process 4342 attached [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4343] <... openat resumed>) = 3 [pid 4340] close(3 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4343] write(3, "1000", 4 [pid 4342] set_robust_list(0x555555af35e0, 24 [pid 4340] <... close resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4343] <... write resumed>) = 4 [pid 4342] <... set_robust_list resumed>) = 0 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4343] close(3 [pid 4340] <... futex resumed>) = 0 [pid 4343] <... close resumed>) = 0 [pid 4340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4343] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] <... mmap resumed>) = 0x7f556b8fa000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4344 ./strace-static-x86_64: Process 4341 attached [pid 4343] <... futex resumed>) = 0 [pid 4342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4340] <... mprotect resumed>) = 0 [pid 4343] <... mmap resumed>) = 0x7f556b8fa000 [pid 4340] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4343] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4342] <... prctl resumed>) = 0 [pid 4343] <... mprotect resumed>) = 0 [pid 4340] <... clone resumed>, parent_tid=[4346], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4346 [pid 4343] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4342] setpgid(0, 0 [pid 4341] set_robust_list(0x7f556b91a9e0, 24 [pid 4340] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4345 [pid 4340] <... futex resumed>) = 0 [pid 4343] <... clone resumed>, parent_tid=[4347], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4347 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4345 attached ./strace-static-x86_64: Process 4344 attached [pid 4343] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] <... setpgid resumed>) = 0 [pid 4341] <... set_robust_list resumed>) = 0 [pid 4345] set_robust_list(0x555555af35e0, 24 [pid 4343] <... futex resumed>) = 0 [pid 4345] <... set_robust_list resumed>) = 0 [pid 4343] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4341] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME./strace-static-x86_64: Process 4346 attached [pid 4345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4344] set_robust_list(0x555555af35e0, 24 [pid 4346] set_robust_list(0x7f556b91a9e0, 24 [pid 4345] <... prctl resumed>) = 0 [pid 4342] <... openat resumed>) = 3 [pid 4346] <... set_robust_list resumed>) = 0 [pid 4345] setpgid(0, 0 [pid 4344] <... set_robust_list resumed>) = 0 [pid 4342] write(3, "1000", 4 [pid 4341] <... openat resumed>) = 3 [pid 4346] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4345] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4347 attached [pid 4346] <... openat resumed>) = 3 [pid 4345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4342] <... write resumed>) = 4 [pid 4341] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4347] set_robust_list(0x7f556b91a9e0, 24 [pid 4346] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] <... openat resumed>) = 3 [pid 4344] <... prctl resumed>) = 0 [pid 4342] close(3 [pid 4341] <... futex resumed>) = 1 [pid 4339] <... futex resumed>) = 0 [pid 4346] <... futex resumed>) = 1 [pid 4345] write(3, "1000", 4 [pid 4340] <... futex resumed>) = 0 [pid 4339] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] <... close resumed>) = 0 [pid 4341] dup(3 [pid 4347] <... set_robust_list resumed>) = 0 [pid 4346] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4345] <... write resumed>) = 4 [pid 4344] setpgid(0, 0 [pid 4342] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4341] <... dup resumed>) = 4 [pid 4340] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4339] <... futex resumed>) = 0 [pid 4347] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4345] close(3 [pid 4344] <... setpgid resumed>) = 0 [pid 4342] <... futex resumed>) = 0 [pid 4341] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] <... futex resumed>) = 0 [pid 4339] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4346] dup(3 [pid 4345] <... close resumed>) = 0 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4341] <... futex resumed>) = 0 [pid 4347] <... openat resumed>) = 3 [pid 4346] <... dup resumed>) = 4 [pid 4345] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4342] <... mmap resumed>) = 0x7f556b8fa000 [pid 4341] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4339] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4346] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] <... futex resumed>) = 0 [pid 4339] <... futex resumed>) = 0 [pid 4342] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4346] <... futex resumed>) = 1 [pid 4345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4342] <... mprotect resumed>) = 0 [pid 4341] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4340] <... futex resumed>) = 0 [pid 4339] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4347] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4346] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4345] <... mmap resumed>) = 0x7f556b8fa000 [pid 4344] <... openat resumed>) = 3 [pid 4342] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4341] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4340] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4347] <... futex resumed>) = 1 [pid 4346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4345] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4344] write(3, "1000", 4 [pid 4343] <... futex resumed>) = 0 [pid 4340] <... futex resumed>) = 0 [pid 4346] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4345] <... mprotect resumed>) = 0 [pid 4343] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4347] dup(3 [pid 4346] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4345] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4344] <... write resumed>) = 4 [pid 4343] <... futex resumed>) = 0 [pid 4342] <... clone resumed>, parent_tid=[4348], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4348 [pid 4341] <... mmap resumed>) = 0x20ffb000 [pid 4347] <... dup resumed>) = 4 [pid 4346] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4344] close(3 [pid 4343] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4342] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4341] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000./strace-static-x86_64: Process 4349 attached ./strace-static-x86_64: Process 4348 attached [pid 4347] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4346] <... mmap resumed>) = 0x20ffb000 [pid 4345] <... clone resumed>, parent_tid=[4349], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4349 [pid 4344] <... close resumed>) = 0 [pid 4343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] <... futex resumed>) = 0 [pid 4341] <... mmap resumed>) = 0x20ffd000 [pid 4348] set_robust_list(0x7f556b91a9e0, 24 [pid 4347] <... futex resumed>) = 0 [pid 4346] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4345] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4343] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4341] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... set_robust_list resumed>) = 0 [pid 4347] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4346] <... mmap resumed>) = 0x20ffd000 [pid 4345] <... futex resumed>) = 0 [pid 4344] <... futex resumed>) = 0 [pid 4343] <... futex resumed>) = 0 [pid 4341] <... futex resumed>) = 1 [pid 4339] <... futex resumed>) = 0 [pid 4348] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4346] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4343] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 57.337746][ T4329] VFS: Close: file count is 0 [ 57.347566][ T4328] VFS: Close: file count is 0 [ 57.358659][ T4330] VFS: Close: file count is 0 [ 57.372267][ T4332] VFS: Close: file count is 0 [ 57.374570][ T4337] VFS: Close: file count is 0 [pid 4339] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... openat resumed>) = 3 [pid 4347] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4346] <... futex resumed>) = 1 [pid 4344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4341] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] <... futex resumed>) = 0 [pid 4339] <... futex resumed>) = 0 [pid 4349] set_robust_list(0x7f556b91a9e0, 24 [pid 4348] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4347] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4346] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4344] <... mmap resumed>) = 0x7f556b8fa000 [pid 4341] <... futex resumed>) = 0 [pid 4340] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4339] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4349] <... set_robust_list resumed>) = 0 [pid 4348] <... futex resumed>) = 1 [pid 4347] <... mmap resumed>) = 0x20ffb000 [pid 4346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4344] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4342] <... futex resumed>) = 0 [pid 4341] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4340] <... futex resumed>) = 0 [pid 4339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4349] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4348] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4347] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4346] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] <... mprotect resumed>) = 0 [pid 4342] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4339] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4347] <... mmap resumed>) = 0x20ffd000 [pid 4346] <... futex resumed>) = 0 [pid 4342] <... futex resumed>) = 0 [pid 4340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4339] <... futex resumed>) = 1 [pid 4344] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4341] <... futex resumed>) = 0 [pid 4349] <... openat resumed>) = 3 [pid 4348] dup(3 [pid 4347] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4346] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4342] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4340] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4339] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4349] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... dup resumed>) = 4 [pid 4347] <... futex resumed>) = 1 [pid 4346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4343] <... futex resumed>) = 0 [pid 4341] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4340] <... futex resumed>) = 0 [pid 4349] <... futex resumed>) = 1 [pid 4348] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4347] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4346] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4345] <... futex resumed>) = 0 [pid 4344] <... clone resumed>, parent_tid=[4350], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4350 [pid 4343] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4341] <... io_uring_enter resumed>) = 1 [pid 4340] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4350 attached [pid 4349] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4348] <... futex resumed>) = 1 [pid 4347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4346] <... io_uring_enter resumed>) = 1 [pid 4345] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4343] <... futex resumed>) = 0 [pid 4342] <... futex resumed>) = 0 [pid 4341] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] set_robust_list(0x7f556b91a9e0, 24 [pid 4349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4348] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4347] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4346] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] <... futex resumed>) = 0 [pid 4344] <... futex resumed>) = 0 [pid 4343] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4342] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4341] <... futex resumed>) = 1 [pid 4339] <... futex resumed>) = 0 [pid 4350] <... set_robust_list resumed>) = 0 [pid 4349] dup(3 [pid 4348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4347] <... futex resumed>) = 0 [pid 4346] <... futex resumed>) = 1 [pid 4345] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4344] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] <... futex resumed>) = 0 [pid 4341] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4340] <... futex resumed>) = 0 [pid 4339] exit_group(0 [pid 4350] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4349] <... dup resumed>) = 4 [pid 4348] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4347] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4346] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4343] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4340] exit_group(0 [pid 4341] <... futex resumed>) = ? [pid 4339] <... exit_group resumed>) = ? [pid 4350] <... openat resumed>) = 3 [pid 4349] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4346] <... futex resumed>) = ? [pid 4343] <... futex resumed>) = 0 [pid 4340] <... exit_group resumed>) = ? [pid 4350] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] <... futex resumed>) = 1 [pid 4348] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4347] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4346] +++ exited with 0 +++ [pid 4345] <... futex resumed>) = 0 [pid 4343] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4341] +++ exited with 0 +++ [pid 4340] +++ exited with 0 +++ [pid 4339] +++ exited with 0 +++ [pid 4350] <... futex resumed>) = 1 [pid 4349] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4348] <... mmap resumed>) = 0x20ffb000 [pid 4347] <... io_uring_enter resumed>) = 1 [pid 4345] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4350] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4348] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4347] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] <... futex resumed>) = 0 [pid 4344] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4349] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4348] <... mmap resumed>) = 0x20ffd000 [pid 4347] <... futex resumed>) = 1 [pid 4345] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4344] <... futex resumed>) = 0 [pid 4343] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4339, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4350] dup(3 [pid 4348] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... dup resumed>) = 4 [pid 4349] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4348] <... futex resumed>) = 1 [pid 4347] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4344] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4343] exit_group(0 [pid 4342] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4350] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4348] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4347] <... futex resumed>) = ? [pid 4344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4343] <... exit_group resumed>) = ? [pid 4342] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... futex resumed>) = 0 [pid 4348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] <... futex resumed>) = 0 [pid 4350] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4348] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4348] <... futex resumed>) = 0 [pid 4347] +++ exited with 0 +++ [pid 4344] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4348] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4342] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] <... futex resumed>) = 0 [pid 4348] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4342] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4348] <... io_uring_enter resumed>) = 1 [pid 4348] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4343] +++ exited with 0 +++ [pid 4348] <... futex resumed>) = 1 [pid 4342] <... futex resumed>) = 0 [pid 4344] <... futex resumed>) = 1 [pid 4350] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4351 attached [pid 4349] <... mmap resumed>) = 0x20ffb000 [pid 4350] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4348] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4344] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4342] exit_group(0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4351 [pid 4351] set_robust_list(0x555555af35e0, 24 [pid 4350] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4349] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4348] <... futex resumed>) = ? [pid 4342] <... exit_group resumed>) = ? [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4351] <... set_robust_list resumed>) = 0 [pid 4350] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4349] <... mmap resumed>) = 0x20ffd000 [pid 4348] +++ exited with 0 +++ [pid 4342] +++ exited with 0 +++ [pid 4351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4351] setpgid(0, 0 [pid 4350] <... mmap resumed>) = 0x20ffb000 [pid 4349] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4351] <... setpgid resumed>) = 0 [pid 4350] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4349] <... futex resumed>) = 1 [pid 4345] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4352 [pid 4351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4349] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... mmap resumed>) = 0x20ffd000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4352 attached [pid 4351] write(3, "1000", 4 [pid 4349] <... futex resumed>) = 0 [pid 4345] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4353 attached [pid 4352] set_robust_list(0x555555af35e0, 24 [pid 4351] <... write resumed>) = 4 [pid 4350] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4345] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4353 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4352] <... set_robust_list resumed>) = 0 [pid 4351] close(3 [pid 4350] <... futex resumed>) = 1 [pid 4344] <... futex resumed>) = 0 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4351] <... close resumed>) = 0 [pid 4350] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4344] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] set_robust_list(0x555555af35e0, 24 [pid 4352] <... prctl resumed>) = 0 [pid 4351] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4345] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] <... futex resumed>) = 0 [pid 4353] <... set_robust_list resumed>) = 0 [pid 4352] setpgid(0, 0 [pid 4351] <... futex resumed>) = 0 [pid 4350] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] <... futex resumed>) = 0 [pid 4345] <... futex resumed>) = 1 [pid 4344] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] <... setpgid resumed>) = 0 [pid 4351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4350] <... futex resumed>) = 0 [pid 4349] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4345] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4351] <... mmap resumed>) = 0x7f556b8fa000 [pid 4350] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4349] <... io_uring_enter resumed>) = 1 [pid 4344] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4352] <... openat resumed>) = 3 [pid 4351] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4353] <... prctl resumed>) = 0 [pid 4352] write(3, "1000", 4 [pid 4351] <... mprotect resumed>) = 0 [pid 4350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4349] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4344] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4354 [pid 4352] <... write resumed>) = 4 [pid 4351] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4350] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4349] <... futex resumed>) = 1 [pid 4345] <... futex resumed>) = 0 [pid 4344] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4353] setpgid(0, 0 [pid 4352] close(3 [pid 4350] <... io_uring_enter resumed>) = 1 [pid 4349] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4354 attached [pid 4353] <... setpgid resumed>) = 0 [pid 4352] <... close resumed>) = 0 [pid 4351] <... clone resumed>, parent_tid=[4355], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4355 [pid 4350] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] exit_group(0 [pid 4354] set_robust_list(0x555555af35e0, 24 [pid 4353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4352] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] <... futex resumed>) = 1 [pid 4349] <... futex resumed>) = ? [pid 4345] <... exit_group resumed>) = ? [pid 4344] <... futex resumed>) = 0 [pid 4354] <... set_robust_list resumed>) = 0 [pid 4352] <... futex resumed>) = 0 [pid 4351] <... futex resumed>) = 0 [pid 4350] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4351] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4349] +++ exited with 0 +++ [pid 4354] <... prctl resumed>) = 0 [pid 4352] <... mmap resumed>) = 0x7f556b8fa000 [pid 4354] setpgid(0, 0 [pid 4352] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4354] <... setpgid resumed>) = 0 [pid 4352] <... mprotect resumed>) = 0 [ 57.437009][ T4341] VFS: Close: file count is 0 [ 57.437969][ T4340] VFS: Close: file count is 0 [ 57.456290][ T4343] VFS: Close: file count is 0 [ 57.465226][ T4342] VFS: Close: file count is 0 ./strace-static-x86_64: Process 4355 attached [pid 4354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4353] <... openat resumed>) = 3 [pid 4352] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4345] +++ exited with 0 +++ [pid 4344] exit_group(0 [pid 4355] set_robust_list(0x7f556b91a9e0, 24 [pid 4354] <... openat resumed>) = 3 [pid 4353] write(3, "1000", 4 [pid 4350] <... futex resumed>) = ? [pid 4344] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4354] write(3, "1000", 4 [pid 4353] <... write resumed>) = 4 [pid 4352] <... clone resumed>, parent_tid=[4356], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4356 [pid 4354] <... write resumed>) = 4 [pid 4352] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] +++ exited with 0 +++ [pid 4354] close(3 [pid 4352] <... futex resumed>) = 0 [pid 4354] <... close resumed>) = 0 [pid 4352] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4354] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4354] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4344] +++ exited with 0 +++ ./strace-static-x86_64: Process 4356 attached [pid 4355] <... set_robust_list resumed>) = 0 [pid 4354] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4353] close(3) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4344, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4355] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4354] <... clone resumed>, parent_tid=[4357], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4357 [pid 4353] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] <... futex resumed>) = 0 [pid 4354] <... futex resumed>) = 0 [pid 4353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4355] <... openat resumed>) = 3 [pid 4354] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4353] <... mmap resumed>) = 0x7f556b8fa000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4357 attached [pid 4355] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4356] set_robust_list(0x7f556b91a9e0, 24 [pid 4357] set_robust_list(0x7f556b91a9e0, 24 [pid 4356] <... set_robust_list resumed>) = 0 [pid 4357] <... set_robust_list resumed>) = 0 [pid 4356] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4357] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4353] <... mprotect resumed>) = 0 [pid 4351] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4359 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4358 [pid 4353] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4351] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4351] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4353] <... clone resumed>, parent_tid=[4360], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4360 [pid 4357] <... openat resumed>) = 3 [pid 4356] <... openat resumed>) = 3 [pid 4355] <... futex resumed>) = 1 [pid 4353] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4353] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4355] dup(3 [pid 4357] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4356] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4355] <... dup resumed>) = 4 [pid 4357] <... futex resumed>) = 1 [pid 4356] <... futex resumed>) = 1 [pid 4355] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] <... futex resumed>) = 0 [pid 4352] <... futex resumed>) = 0 [pid 4357] dup(3 [pid 4356] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4355] <... futex resumed>) = 1 [pid 4354] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4352] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] <... futex resumed>) = 0 [pid 4357] <... dup resumed>) = 4 [pid 4356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4355] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] <... futex resumed>) = 0 [pid 4352] <... futex resumed>) = 0 [pid 4351] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4357] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4356] dup(3 [pid 4355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4354] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4351] <... futex resumed>) = 0 [pid 4357] <... futex resumed>) = 0 [pid 4356] <... dup resumed>) = 4 [pid 4355] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4351] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4357] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4356] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4356] <... futex resumed>) = 1 [pid 4355] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4354] <... futex resumed>) = 0 [pid 4352] <... futex resumed>) = 0 [pid 4357] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4356] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4355] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4354] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4357] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4352] <... futex resumed>) = 0 [pid 4357] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4356] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4352] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4360 attached ./strace-static-x86_64: Process 4359 attached ./strace-static-x86_64: Process 4358 attached [pid 4357] <... mmap resumed>) = 0x20ffb000 [pid 4356] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4355] <... mmap resumed>) = 0x20ffb000 [pid 4357] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4356] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4355] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4360] set_robust_list(0x7f556b91a9e0, 24 [pid 4359] set_robust_list(0x555555af35e0, 24 [pid 4358] set_robust_list(0x555555af35e0, 24 [pid 4357] <... mmap resumed>) = 0x20ffd000 [pid 4356] <... mmap resumed>) = 0x20ffb000 [pid 4360] <... set_robust_list resumed>) = 0 [pid 4359] <... set_robust_list resumed>) = 0 [pid 4358] <... set_robust_list resumed>) = 0 [pid 4357] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4356] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4355] <... mmap resumed>) = 0x20ffd000 [pid 4360] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4357] <... futex resumed>) = 1 [pid 4356] <... mmap resumed>) = 0x20ffd000 [pid 4355] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] <... futex resumed>) = 0 [pid 4360] <... openat resumed>) = 3 [pid 4359] <... prctl resumed>) = 0 [pid 4358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4357] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4356] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4355] <... futex resumed>) = 1 [pid 4354] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] <... futex resumed>) = 0 [pid 4360] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] setpgid(0, 0 [pid 4358] <... prctl resumed>) = 0 [pid 4357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4356] <... futex resumed>) = 1 [pid 4355] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] <... futex resumed>) = 0 [pid 4352] <... futex resumed>) = 0 [pid 4351] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4360] <... futex resumed>) = 1 [pid 4359] <... setpgid resumed>) = 0 [pid 4358] setpgid(0, 0 [pid 4357] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4356] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4354] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4353] <... futex resumed>) = 0 [pid 4352] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] <... futex resumed>) = 0 [pid 4360] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4358] <... setpgid resumed>) = 0 [pid 4357] <... futex resumed>) = 0 [pid 4356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4355] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4353] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4352] <... futex resumed>) = 0 [pid 4351] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4359] <... openat resumed>) = 3 [pid 4358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4357] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4356] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4355] <... futex resumed>) = 0 [pid 4354] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] <... futex resumed>) = 0 [pid 4352] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4360] dup(3 [pid 4357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4356] <... futex resumed>) = 0 [pid 4355] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] <... futex resumed>) = 0 [pid 4353] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4351] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4360] <... dup resumed>) = 4 [pid 4359] write(3, "1000", 4 [pid 4358] <... openat resumed>) = 3 [pid 4357] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4356] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4354] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] <... futex resumed>) = 0 [pid 4360] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] <... write resumed>) = 4 [pid 4358] write(3, "1000", 4 [pid 4357] <... io_uring_enter resumed>) = 1 [pid 4356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4355] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4352] <... futex resumed>) = 0 [ 57.488639][ T4345] VFS: Close: file count is 0 [ 57.498826][ T4344] VFS: Close: file count is 0 [pid 4351] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4360] <... futex resumed>) = 1 [pid 4359] close(3 [pid 4358] <... write resumed>) = 4 [pid 4357] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4356] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4355] <... io_uring_enter resumed>) = 1 [pid 4353] <... futex resumed>) = 0 [pid 4352] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4360] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4359] <... close resumed>) = 0 [pid 4358] close(3 [pid 4357] <... futex resumed>) = 1 [pid 4356] <... io_uring_enter resumed>) = 1 [pid 4355] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] <... futex resumed>) = 0 [pid 4353] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4359] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] <... close resumed>) = 0 [pid 4357] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4356] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4355] <... futex resumed>) = 1 [pid 4354] exit_group(0 [pid 4353] <... futex resumed>) = 0 [pid 4351] <... futex resumed>) = 0 [pid 4360] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4359] <... futex resumed>) = 0 [pid 4358] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4357] <... futex resumed>) = ? [pid 4356] <... futex resumed>) = 1 [pid 4355] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] <... exit_group resumed>) = ? [pid 4353] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4352] <... futex resumed>) = 0 [pid 4351] exit_group(0 [pid 4360] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4358] <... futex resumed>) = 0 [pid 4357] +++ exited with 0 +++ [pid 4356] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4355] <... futex resumed>) = ? [pid 4354] +++ exited with 0 +++ [pid 4352] exit_group(0 [pid 4351] <... exit_group resumed>) = ? [pid 4360] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4359] <... mmap resumed>) = 0x7f556b8fa000 [pid 4358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4356] <... futex resumed>) = ? [pid 4355] +++ exited with 0 +++ [pid 4352] <... exit_group resumed>) = ? [pid 4351] +++ exited with 0 +++ [pid 4360] <... mmap resumed>) = 0x20ffb000 [pid 4359] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4358] <... mmap resumed>) = 0x7f556b8fa000 [pid 4356] +++ exited with 0 +++ [pid 4352] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4360] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4359] <... mprotect resumed>) = 0 [pid 4358] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4351, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4360] <... mmap resumed>) = 0x20ffd000 [pid 4359] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4358] <... mprotect resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4360] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4353] <... futex resumed>) = 0 [pid 4360] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4353] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4362 attached ./strace-static-x86_64: Process 4361 attached [pid 4360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4358] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4353] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4359] <... clone resumed>, parent_tid=[4362], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4362 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4361 [pid 4362] set_robust_list(0x7f556b91a9e0, 24 [pid 4360] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4362] <... set_robust_list resumed>) = 0 [pid 4361] set_robust_list(0x555555af35e0, 24 [pid 4360] <... futex resumed>) = 0 [pid 4359] <... futex resumed>) = 0 [pid 4358] <... clone resumed>, parent_tid=[4363], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4363 [pid 4353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4360] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4359] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4358] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4363 attached [pid 4360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4358] <... futex resumed>) = 0 [pid 4353] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4362] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4361] <... set_robust_list resumed>) = 0 [pid 4360] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4358] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4353] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4360] <... io_uring_enter resumed>) = 1 [pid 4360] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4353] <... futex resumed>) = 0 [pid 4360] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4353] exit_group(0 [pid 4360] <... futex resumed>) = ? [pid 4353] <... exit_group resumed>) = ? [pid 4362] <... openat resumed>) = 3 [pid 4361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4360] +++ exited with 0 +++ [pid 4353] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4364 [pid 4362] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] <... prctl resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4365 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4353, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4359] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4362] <... futex resumed>) = 1 [pid 4359] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4365 attached ./strace-static-x86_64: Process 4364 attached [pid 4363] set_robust_list(0x7f556b91a9e0, 24 [pid 4365] set_robust_list(0x555555af35e0, 24 [pid 4364] set_robust_list(0x555555af35e0, 24 [pid 4363] <... set_robust_list resumed>) = 0 [pid 4359] <... futex resumed>) = 0 [pid 4362] dup(3 [pid 4361] setpgid(0, 0 [pid 4365] <... set_robust_list resumed>) = 0 [pid 4364] <... set_robust_list resumed>) = 0 [pid 4363] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4362] <... dup resumed>) = 4 [pid 4361] <... setpgid resumed>) = 0 [pid 4359] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4366 ./strace-static-x86_64: Process 4366 attached [pid 4365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4363] <... openat resumed>) = 3 [pid 4362] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4366] set_robust_list(0x555555af35e0, 24 [pid 4365] <... prctl resumed>) = 0 [pid 4364] <... prctl resumed>) = 0 [pid 4363] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] <... set_robust_list resumed>) = 0 [pid 4365] setpgid(0, 0 [pid 4364] setpgid(0, 0 [pid 4363] <... futex resumed>) = 1 [pid 4362] <... futex resumed>) = 1 [pid 4361] <... openat resumed>) = 3 [pid 4359] <... futex resumed>) = 0 [pid 4358] <... futex resumed>) = 0 [pid 4366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4365] <... setpgid resumed>) = 0 [pid 4364] <... setpgid resumed>) = 0 [pid 4363] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4362] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4361] write(3, "1000", 4 [pid 4359] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] <... prctl resumed>) = 0 [pid 4365] <... openat resumed>) = 3 [pid 4364] <... openat resumed>) = 3 [pid 4363] dup(3 [pid 4359] <... futex resumed>) = 0 [pid 4358] <... futex resumed>) = 0 [pid 4366] setpgid(0, 0 [pid 4365] write(3, "1000", 4 [pid 4364] write(3, "1000", 4 [pid 4363] <... dup resumed>) = 4 [pid 4362] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4361] <... write resumed>) = 4 [pid 4359] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4358] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4366] <... setpgid resumed>) = 0 [pid 4365] <... write resumed>) = 4 [pid 4364] <... write resumed>) = 4 [pid 4363] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4362] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4361] close(3 [pid 4358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4365] close(3 [pid 4364] close(3 [pid 4363] <... futex resumed>) = 0 [pid 4358] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] <... close resumed>) = 0 [pid 4365] <... close resumed>) = 0 [pid 4364] <... close resumed>) = 0 [pid 4363] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4362] <... mmap resumed>) = 0x20ffb000 [pid 4361] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] <... futex resumed>) = 0 [pid 4366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4365] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4363] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4362] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4361] <... futex resumed>) = 0 [pid 4358] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4366] <... openat resumed>) = 3 [pid 4365] <... futex resumed>) = 0 [pid 4364] <... futex resumed>) = 0 [pid 4363] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4361] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4366] write(3, "1000", 4 [pid 4365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4363] <... mmap resumed>) = 0x20ffb000 [pid 4362] <... mmap resumed>) = 0x20ffd000 [pid 4361] <... mmap resumed>) = 0x7f556b8fa000 [pid 4365] <... mmap resumed>) = 0x7f556b8fa000 [pid 4364] <... mmap resumed>) = 0x7f556b8fa000 [pid 4363] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4361] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4362] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] <... write resumed>) = 4 [pid 4366] close(3 [pid 4365] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4364] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4363] <... mmap resumed>) = 0x20ffd000 [pid 4362] <... futex resumed>) = 1 [pid 4361] <... mprotect resumed>) = 0 [pid 4359] <... futex resumed>) = 0 [pid 4366] <... close resumed>) = 0 [pid 4365] <... mprotect resumed>) = 0 [pid 4364] <... mprotect resumed>) = 0 [pid 4363] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4362] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4359] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4365] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4364] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4363] <... futex resumed>) = 1 [pid 4362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4361] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4359] <... futex resumed>) = 0 [pid 4358] <... futex resumed>) = 0 [pid 4366] <... futex resumed>) = 0 [pid 4363] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4362] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4365] <... clone resumed>, parent_tid=[4367], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4367 [pid 4364] <... clone resumed>, parent_tid=[4368], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4368 [pid 4363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4362] <... futex resumed>) = 0 [pid 4361] <... clone resumed>, parent_tid=[4369], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4369 [pid 4358] <... futex resumed>) = 0 [pid 4359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4366] <... mmap resumed>) = 0x7f556b8fa000 [pid 4365] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4363] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4362] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4361] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4369 attached [pid 4366] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4365] <... futex resumed>) = 0 [pid 4364] <... futex resumed>) = 0 [pid 4363] <... futex resumed>) = 0 [pid 4362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4361] <... futex resumed>) = 0 [pid 4359] <... futex resumed>) = 0 [pid 4358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] set_robust_list(0x7f556b91a9e0, 24 [pid 4366] <... mprotect resumed>) = 0 [pid 4365] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4364] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4363] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4362] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4361] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4359] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4358] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4368 attached [pid 4369] <... set_robust_list resumed>) = 0 [pid 4366] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4362] <... io_uring_enter resumed>) = 1 [pid 4358] <... futex resumed>) = 0 [pid 4369] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4368] set_robust_list(0x7f556b91a9e0, 24 [pid 4363] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4358] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4362] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4367 attached [pid 4369] <... openat resumed>) = 3 [pid 4368] <... set_robust_list resumed>) = 0 [pid 4366] <... clone resumed>, parent_tid=[4370], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4370 [pid 4363] <... io_uring_enter resumed>) = 1 [pid 4362] <... futex resumed>) = 1 [pid 4359] <... futex resumed>) = 0 [pid 4369] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4367] set_robust_list(0x7f556b91a9e0, 24 [pid 4366] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4363] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4362] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4359] exit_group(0./strace-static-x86_64: Process 4370 attached [pid 4369] <... futex resumed>) = 1 [pid 4368] <... openat resumed>) = 3 [pid 4367] <... set_robust_list resumed>) = 0 [pid 4366] <... futex resumed>) = 0 [pid 4363] <... futex resumed>) = 1 [pid 4362] <... futex resumed>) = ? [pid 4361] <... futex resumed>) = 0 [pid 4359] <... exit_group resumed>) = ? [pid 4358] <... futex resumed>) = 0 [pid 4370] set_robust_list(0x7f556b91a9e0, 24 [pid 4369] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4368] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4363] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4362] +++ exited with 0 +++ [pid 4361] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] exit_group(0 [pid 4370] <... set_robust_list resumed>) = 0 [pid 4369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4368] <... futex resumed>) = 1 [pid 4364] <... futex resumed>) = 0 [pid 4363] <... futex resumed>) = ? [pid 4358] <... exit_group resumed>) = ? [ 57.554682][ T4354] VFS: Close: file count is 0 [ 57.557530][ T4351] VFS: Close: file count is 0 [ 57.560073][ T4352] VFS: Close: file count is 0 [ 57.584294][ T4353] VFS: Close: file count is 0 [pid 4370] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4369] dup(3 [pid 4368] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4367] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4364] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4363] +++ exited with 0 +++ [pid 4361] <... futex resumed>) = 0 [pid 4359] +++ exited with 0 +++ [pid 4358] +++ exited with 0 +++ [pid 4370] <... openat resumed>) = 3 [pid 4369] <... dup resumed>) = 4 [pid 4368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4364] <... futex resumed>) = 0 [pid 4361] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4367] <... openat resumed>) = 3 [pid 4370] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4369] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] dup(3 [pid 4364] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4370] <... futex resumed>) = 1 [pid 4369] <... futex resumed>) = 0 [pid 4368] <... dup resumed>) = 4 [pid 4367] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] <... futex resumed>) = 0 [pid 4361] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4370] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4369] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4368] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4367] <... futex resumed>) = 1 [pid 4366] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4365] <... futex resumed>) = 0 [pid 4361] <... futex resumed>) = 0 [pid 4370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4368] <... futex resumed>) = 1 [pid 4367] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4366] <... futex resumed>) = 0 [pid 4365] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] <... futex resumed>) = 0 [pid 4361] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4370] dup(3 [pid 4369] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4368] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4366] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4365] <... futex resumed>) = 0 [pid 4364] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4370] <... dup resumed>) = 4 [pid 4369] <... mmap resumed>) = 0x20ffb000 [pid 4368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4367] dup(3 [pid 4365] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4364] <... futex resumed>) = 0 [pid 4370] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4369] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4368] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4364] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4370] <... futex resumed>) = 1 [pid 4369] <... mmap resumed>) = 0x20ffd000 [pid 4368] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4367] <... dup resumed>) = 4 [pid 4366] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4371 [pid 4370] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4369] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4367] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] <... futex resumed>) = 1 [pid 4368] <... mmap resumed>) = 0x20ffb000 [pid 4367] <... futex resumed>) = 1 [pid 4366] <... futex resumed>) = 0 [pid 4365] <... futex resumed>) = 0 [pid 4361] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4372 ./strace-static-x86_64: Process 4372 attached ./strace-static-x86_64: Process 4371 attached [pid 4370] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4369] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4368] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4367] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4366] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4365] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] set_robust_list(0x555555af35e0, 24 [pid 4371] set_robust_list(0x555555af35e0, 24 [pid 4370] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4368] <... mmap resumed>) = 0x20ffd000 [pid 4367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4365] <... futex resumed>) = 0 [pid 4361] <... futex resumed>) = 0 [pid 4372] <... set_robust_list resumed>) = 0 [pid 4371] <... set_robust_list resumed>) = 0 [pid 4370] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4369] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4367] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4365] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4361] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4370] <... mmap resumed>) = 0x20ffb000 [pid 4369] <... futex resumed>) = 0 [pid 4368] <... futex resumed>) = 1 [pid 4364] <... futex resumed>) = 0 [pid 4367] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4372] <... prctl resumed>) = 0 [pid 4371] <... prctl resumed>) = 0 [pid 4370] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4369] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4368] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4367] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4364] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4372] setpgid(0, 0 [pid 4371] setpgid(0, 0 [pid 4370] <... mmap resumed>) = 0x20ffd000 [pid 4368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4367] <... mmap resumed>) = 0x20ffb000 [pid 4364] <... futex resumed>) = 0 [pid 4361] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... setpgid resumed>) = 0 [pid 4371] <... setpgid resumed>) = 0 [pid 4370] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4369] <... futex resumed>) = 0 [pid 4368] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4367] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4364] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4361] <... futex resumed>) = 1 [pid 4372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4370] <... futex resumed>) = 1 [pid 4369] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4368] <... futex resumed>) = 0 [pid 4367] <... mmap resumed>) = 0x20ffd000 [pid 4366] <... futex resumed>) = 0 [pid 4364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4361] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4372] <... openat resumed>) = 3 [pid 4371] <... openat resumed>) = 3 [pid 4370] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4369] <... io_uring_enter resumed>) = 1 [pid 4368] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4367] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] write(3, "1000", 4 [pid 4371] write(3, "1000", 4 [pid 4370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4367] <... futex resumed>) = 1 [pid 4366] <... futex resumed>) = 0 [pid 4365] <... futex resumed>) = 0 [pid 4364] <... futex resumed>) = 0 [pid 4372] <... write resumed>) = 4 [pid 4371] <... write resumed>) = 4 [pid 4370] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4369] <... futex resumed>) = 1 [pid 4368] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4367] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4366] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4365] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4361] <... futex resumed>) = 0 [pid 4372] close(3 [pid 4371] close(3 [pid 4370] <... futex resumed>) = 0 [pid 4369] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4368] <... io_uring_enter resumed>) = 1 [pid 4367] <... futex resumed>) = 0 [pid 4366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4365] <... futex resumed>) = 0 [pid 4361] exit_group(0 [pid 4372] <... close resumed>) = 0 [pid 4371] <... close resumed>) = 0 [pid 4370] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4369] <... futex resumed>) = ? [pid 4368] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4367] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4366] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4365] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4361] <... exit_group resumed>) = ? [pid 4372] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] +++ exited with 0 +++ [pid 4368] <... futex resumed>) = 1 [pid 4366] <... futex resumed>) = 0 [pid 4365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4364] <... futex resumed>) = 0 [pid 4372] <... futex resumed>) = 0 [pid 4371] <... futex resumed>) = 0 [pid 4370] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4368] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4365] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4364] exit_group(0 [pid 4372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4370] <... io_uring_enter resumed>) = 1 [pid 4368] <... futex resumed>) = ? [pid 4367] <... futex resumed>) = 0 [pid 4366] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4365] <... futex resumed>) = 1 [pid 4364] <... exit_group resumed>) = ? [pid 4361] +++ exited with 0 +++ [pid 4372] <... mmap resumed>) = 0x7f556b8fa000 [pid 4371] <... mmap resumed>) = 0x7f556b8fa000 [pid 4370] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] +++ exited with 0 +++ [pid 4367] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4365] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4364] +++ exited with 0 +++ [pid 4372] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4371] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4370] <... futex resumed>) = 0 [pid 4367] <... io_uring_enter resumed>) = 1 [pid 4366] exit_group(0 [pid 4372] <... mprotect resumed>) = 0 [pid 4371] <... mprotect resumed>) = 0 [pid 4370] read(0, [pid 4367] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4370] <... read resumed> ) = ? [pid 4372] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [ 57.627783][ T4359] VFS: Close: file count is 0 [ 57.629695][ T4358] VFS: Close: file count is 0 [pid 4371] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4370] +++ exited with 0 +++ [pid 4367] <... futex resumed>) = 1 [pid 4366] <... exit_group resumed>) = ? [pid 4365] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4361, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4367] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4365] exit_group(0 [pid 4372] <... clone resumed>, parent_tid=[4373], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4373 [pid 4371] <... clone resumed>, parent_tid=[4374], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4374 [pid 4365] <... exit_group resumed>) = ? [pid 4372] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4371] <... futex resumed>) = 0 [pid 4372] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4371] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4366] +++ exited with 0 +++ ./strace-static-x86_64: Process 4374 attached [pid 4374] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4374] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4374] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] <... futex resumed>) = 0 [pid 4371] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4371] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4374] <... futex resumed>) = 1 [pid 4374] dup(3) = 4 [pid 4374] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] <... futex resumed>) = 0 [pid 4371] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4371] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4374] <... futex resumed>) = 1 [pid 4374] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4374] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4374] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4374] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] <... futex resumed>) = 0 [pid 4371] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4371] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4374] <... futex resumed>) = 1 [pid 4374] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] <... futex resumed>) = 0 [pid 4371] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4371] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4374] <... futex resumed>) = 1 [pid 4374] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872) = 1 [pid 4374] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] <... futex resumed>) = 0 [pid 4371] exit_group(0) = ? [pid 4374] <... futex resumed>) = ? [pid 4374] +++ exited with 0 +++ [pid 4371] +++ exited with 0 +++ ./strace-static-x86_64: Process 4373 attached [pid 4373] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4373] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 3624] <... restart_syscall resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4373] <... openat resumed>) = 3 [pid 4367] <... futex resumed>) = ? [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4366, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4373] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4372] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4372] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4373] <... futex resumed>) = 1 [pid 4373] dup(3 [pid 4367] +++ exited with 0 +++ [pid 4365] +++ exited with 0 +++ [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4365, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3621] <... restart_syscall resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4373] <... dup resumed>) = 4 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4373] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4372] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4372] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4376 attached [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4376 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4375 [pid 4373] <... futex resumed>) = 1 [pid 4373] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4373] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4373] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4373] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4372] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4372] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4373] <... futex resumed>) = 1 [pid 4373] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4372] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4372] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4373] <... futex resumed>) = 1 [pid 4373] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872./strace-static-x86_64: Process 4375 attached ) = 1 [pid 4375] set_robust_list(0x555555af35e0, 24 [pid 4373] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = 0 [pid 4372] exit_group(0) = ? ./strace-static-x86_64: Process 4378 attached [pid 4376] set_robust_list(0x555555af35e0, 24 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4378 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4377 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4379 [pid 4373] <... futex resumed>) = ? [pid 4373] +++ exited with 0 +++ [pid 4372] +++ exited with 0 +++ [pid 4375] <... set_robust_list resumed>) = 0 [pid 4375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4375] setpgid(0, 0) = 0 [pid 4375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4376] <... set_robust_list resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4372, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4375] <... openat resumed>) = 3 [pid 4376] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4377 attached [pid 4378] set_robust_list(0x555555af35e0, 24 [pid 4376] setpgid(0, 0 [pid 4375] write(3, "1000", 4 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4378] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4379 attached [pid 4377] set_robust_list(0x555555af35e0, 24 [pid 4375] <... write resumed>) = 4 [pid 4379] set_robust_list(0x555555af35e0, 24 [pid 4377] <... set_robust_list resumed>) = 0 [pid 4375] close(3 [pid 4379] <... set_robust_list resumed>) = 0 [pid 4377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4375] <... close resumed>) = 0 [pid 4379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4377] <... prctl resumed>) = 0 [pid 4376] <... setpgid resumed>) = 0 [pid 4375] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] <... prctl resumed>) = 0 [pid 4377] setpgid(0, 0 [pid 4375] <... futex resumed>) = 0 [pid 4379] setpgid(0, 0 [pid 4377] <... setpgid resumed>) = 0 [pid 4375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4379] <... setpgid resumed>) = 0 [pid 4378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4375] <... mmap resumed>) = 0x7f556b8fa000 ./strace-static-x86_64: Process 4380 attached [pid 4379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4377] <... openat resumed>) = 3 [pid 4375] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4380 [pid 4380] set_robust_list(0x555555af35e0, 24 [pid 4379] <... openat resumed>) = 3 [pid 4377] write(3, "1000", 4 [pid 4375] <... mprotect resumed>) = 0 [pid 4380] <... set_robust_list resumed>) = 0 [pid 4379] write(3, "1000", 4 [pid 4378] <... prctl resumed>) = 0 [pid 4377] <... write resumed>) = 4 [pid 4376] <... openat resumed>) = 3 [pid 4375] clone(child_stack=0x7f556b91a3f0, 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 4381 attached [pid 4380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4379] <... write resumed>) = 4 [pid 4378] setpgid(0, 0 [pid 4377] close(3 [pid 4376] write(3, "1000", 4 [pid 4381] set_robust_list(0x7f556b91a9e0, 24 [pid 4380] <... prctl resumed>) = 0 [pid 4379] close(3 [pid 4378] <... setpgid resumed>) = 0 [pid 4377] <... close resumed>) = 0 [pid 4376] <... write resumed>) = 4 [pid 4375] <... clone resumed>, parent_tid=[4381], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4381 [pid 4381] <... set_robust_list resumed>) = 0 [pid 4380] setpgid(0, 0 [pid 4379] <... close resumed>) = 0 [pid 4378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4377] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] close(3 [pid 4375] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4380] <... setpgid resumed>) = 0 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] <... openat resumed>) = 3 [pid 4377] <... futex resumed>) = 0 [pid 4376] <... close resumed>) = 0 [pid 4375] <... futex resumed>) = 0 [pid 4380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4379] <... futex resumed>) = 0 [pid 4378] write(3, "1000", 4 [pid 4377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4375] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4381] <... openat resumed>) = 3 [pid 4380] <... openat resumed>) = 3 [pid 4379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4378] <... write resumed>) = 4 [pid 4377] <... mmap resumed>) = 0x7f556b8fa000 [pid 4376] <... futex resumed>) = 0 [pid 4379] <... mmap resumed>) = 0x7f556b8fa000 [pid 4378] close(3 [pid 4377] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4379] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4376] <... mmap resumed>) = 0x7f556b8fa000 [pid 4378] <... close resumed>) = 0 [pid 4379] <... mprotect resumed>) = 0 [pid 4378] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] <... mprotect resumed>) = 0 [pid 4376] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4378] <... futex resumed>) = 0 [pid 4376] <... mprotect resumed>) = 0 [pid 4381] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4376] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4375] <... futex resumed>) = 0 [pid 4381] dup(3 [pid 4378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4377] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4375] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] <... dup resumed>) = 4 [pid 4378] <... mmap resumed>) = 0x7f556b8fa000 [pid 4375] <... futex resumed>) = 0 [pid 4376] <... clone resumed>, parent_tid=[4382], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4382 [pid 4381] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4378] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4376] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4375] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4381] <... futex resumed>) = 0 [pid 4378] <... mprotect resumed>) = 0 [pid 4377] <... clone resumed>, parent_tid=[4383], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4383 [pid 4376] <... futex resumed>) = 0 [pid 4375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4382 attached [pid 4381] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] write(3, "1000", 4 [pid 4378] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4377] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4375] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4383 attached [pid 4382] set_robust_list(0x7f556b91a9e0, 24 [pid 4381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] <... write resumed>) = 4 [pid 4379] <... clone resumed>, parent_tid=[4384], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4384 [pid 4377] <... futex resumed>) = 0 [pid 4375] <... futex resumed>) = 0 [pid 4383] set_robust_list(0x7f556b91a9e0, 24 [pid 4382] <... set_robust_list resumed>) = 0 [pid 4381] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4379] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] <... clone resumed>, parent_tid=[4385], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4385 [pid 4375] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4380] close(3 [pid 4377] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4385 attached ./strace-static-x86_64: Process 4384 attached [pid 4383] <... set_robust_list resumed>) = 0 [pid 4382] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4381] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4380] <... close resumed>) = 0 [pid 4379] <... futex resumed>) = 0 [pid 4378] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] set_robust_list(0x7f556b91a9e0, 24 [pid 4384] set_robust_list(0x7f556b91a9e0, 24 [pid 4383] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4382] <... openat resumed>) = 3 [pid 4381] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4380] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4378] <... futex resumed>) = 0 [pid 4385] <... set_robust_list resumed>) = 0 [pid 4384] <... set_robust_list resumed>) = 0 [pid 4383] <... openat resumed>) = 3 [pid 4382] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] <... mmap resumed>) = 0x20ffb000 [pid 4380] <... futex resumed>) = 0 [pid 4378] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4385] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4384] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4383] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... futex resumed>) = 1 [pid 4381] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4376] <... futex resumed>) = 0 [pid 4380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4385] <... openat resumed>) = 3 [pid 4384] <... openat resumed>) = 3 [pid 4383] <... futex resumed>) = 1 [pid 4382] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4381] <... mmap resumed>) = 0x20ffd000 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4380] <... mmap resumed>) = 0x7f556b8fa000 [pid 4385] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4384] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4381] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4380] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4377] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] <... futex resumed>) = 0 [pid 4385] <... futex resumed>) = 1 [pid 4384] <... futex resumed>) = 1 [pid 4383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4382] dup(3 [pid 4381] <... futex resumed>) = 1 [pid 4380] <... mprotect resumed>) = 0 [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4375] <... futex resumed>) = 0 [pid 4385] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4383] dup(3 [pid 4382] <... dup resumed>) = 4 [pid 4381] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4379] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4375] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4383] <... dup resumed>) = 4 [pid 4382] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4375] <... futex resumed>) = 0 [ 57.671867][ T4361] VFS: Close: file count is 0 [ 57.674667][ T4364] VFS: Close: file count is 0 [ 57.680588][ T4366] VFS: Close: file count is 0 [ 57.689521][ T4374] VFS: Close: file count is 0 [ 57.695339][ T4367] VFS: Close: file count is 0 [ 57.710834][ T4373] VFS: Close: file count is 0 [pid 4385] dup(3 [pid 4384] dup(3 [pid 4383] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... futex resumed>) = 1 [pid 4381] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4376] <... futex resumed>) = 0 [pid 4375] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4386 attached [pid 4385] <... dup resumed>) = 4 [pid 4384] <... dup resumed>) = 4 [pid 4383] <... futex resumed>) = 1 [pid 4382] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4381] <... futex resumed>) = 0 [pid 4380] <... clone resumed>, parent_tid=[4386], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4386 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4378] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4386] set_robust_list(0x7f556b91a9e0, 24 [pid 4385] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4384] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4381] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4377] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] <... futex resumed>) = 0 [pid 4375] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4386] <... set_robust_list resumed>) = 0 [pid 4385] <... futex resumed>) = 0 [pid 4384] <... futex resumed>) = 0 [pid 4383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4382] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] <... futex resumed>) = 0 [pid 4379] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4375] <... futex resumed>) = 0 [pid 4386] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4385] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4384] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4383] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4382] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4381] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4380] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4375] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4386] <... openat resumed>) = 3 [pid 4385] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4384] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4383] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4382] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4381] <... io_uring_enter resumed>) = 1 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4378] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4386] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4384] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4383] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4382] <... mmap resumed>) = 0x20ffb000 [pid 4381] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4386] <... futex resumed>) = 1 [pid 4385] <... mmap resumed>) = 0x20ffb000 [pid 4384] <... mmap resumed>) = 0x20ffb000 [pid 4383] <... mmap resumed>) = 0x20ffb000 [pid 4382] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4381] <... futex resumed>) = 1 [pid 4380] <... futex resumed>) = 0 [pid 4375] <... futex resumed>) = 0 [pid 4386] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4385] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4384] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4383] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4382] <... mmap resumed>) = 0x20ffd000 [pid 4381] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4375] exit_group(0 [pid 4386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4385] <... mmap resumed>) = 0x20ffd000 [pid 4384] <... mmap resumed>) = 0x20ffd000 [pid 4383] <... mmap resumed>) = 0x20ffd000 [pid 4382] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] <... futex resumed>) = ? [pid 4380] <... futex resumed>) = 0 [pid 4375] <... exit_group resumed>) = ? [pid 4386] dup(3 [pid 4385] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4384] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... futex resumed>) = 1 [pid 4381] +++ exited with 0 +++ [pid 4380] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4376] <... futex resumed>) = 0 [pid 4375] +++ exited with 0 +++ [pid 4386] <... dup resumed>) = 4 [pid 4385] <... futex resumed>) = 1 [pid 4384] <... futex resumed>) = 1 [pid 4383] <... futex resumed>) = 1 [pid 4382] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4375, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4386] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4383] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4379] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] <... futex resumed>) = 0 [pid 4386] <... futex resumed>) = 1 [pid 4385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4382] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4380] <... futex resumed>) = 0 [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4386] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4385] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4384] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... futex resumed>) = 0 [pid 4380] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4378] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4377] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4385] <... futex resumed>) = 0 [pid 4384] <... futex resumed>) = 0 [pid 4383] <... futex resumed>) = 0 [pid 4382] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] <... futex resumed>) = 0 [pid 4379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4376] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4387 attached [pid 4386] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4385] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4383] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4379] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] <... futex resumed>) = 0 [pid 4386] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4382] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] <... futex resumed>) = 0 [pid 4376] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4387 [pid 4386] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4385] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4384] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4383] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4382] <... io_uring_enter resumed>) = 1 [pid 4379] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4378] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4377] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] set_robust_list(0x555555af35e0, 24 [pid 4386] <... mmap resumed>) = 0x20ffb000 [pid 4385] <... io_uring_enter resumed>) = 1 [pid 4384] <... io_uring_enter resumed>) = 1 [pid 4383] <... io_uring_enter resumed>) = 1 [pid 4382] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] <... set_robust_list resumed>) = 0 [pid 4386] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4385] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4384] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... futex resumed>) = 1 [pid 4376] <... futex resumed>) = 0 [pid 4387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4386] <... mmap resumed>) = 0x20ffd000 [pid 4385] <... futex resumed>) = 1 [pid 4384] <... futex resumed>) = 1 [pid 4383] <... futex resumed>) = 1 [pid 4382] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4379] <... futex resumed>) = 0 [pid 4378] <... futex resumed>) = 0 [pid 4377] <... futex resumed>) = 0 [pid 4376] exit_group(0 [pid 4387] <... prctl resumed>) = 0 [pid 4386] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4383] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4382] <... futex resumed>) = ? [pid 4379] exit_group(0 [pid 4378] exit_group(0 [pid 4377] exit_group(0 [pid 4376] <... exit_group resumed>) = ? [pid 4387] setpgid(0, 0 [pid 4386] <... futex resumed>) = 1 [pid 4385] <... futex resumed>) = ? [pid 4384] <... futex resumed>) = ? [pid 4383] <... futex resumed>) = ? [pid 4382] +++ exited with 0 +++ [pid 4380] <... futex resumed>) = 0 [pid 4379] <... exit_group resumed>) = ? [ 57.780740][ T4375] VFS: Close: file count is 0 [pid 4378] <... exit_group resumed>) = ? [pid 4377] <... exit_group resumed>) = ? [pid 4376] +++ exited with 0 +++ [pid 4387] <... setpgid resumed>) = 0 [pid 4386] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4385] +++ exited with 0 +++ [pid 4384] +++ exited with 0 +++ [pid 4383] +++ exited with 0 +++ [pid 4380] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] +++ exited with 0 +++ [pid 4378] +++ exited with 0 +++ [pid 4377] +++ exited with 0 +++ [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4378, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4387] <... openat resumed>) = 3 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4386] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4380] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] write(3, "1000", 4 [pid 4386] <... futex resumed>) = 0 [pid 4380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4387] <... write resumed>) = 4 [pid 4386] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3618] <... restart_syscall resumed>) = 0 [pid 4387] close(3 [pid 4386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4387] <... close resumed>) = 0 [pid 4386] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4380] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4386] <... io_uring_enter resumed>) = 1 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4387] <... futex resumed>) = 0 [pid 4386] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4386] <... futex resumed>) = 1 [pid 4380] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4388 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4391 attached ./strace-static-x86_64: Process 4390 attached ./strace-static-x86_64: Process 4389 attached ./strace-static-x86_64: Process 4388 attached [pid 4387] <... mmap resumed>) = 0x7f556b8fa000 [pid 4386] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4380] exit_group(0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4389 [pid 4391] set_robust_list(0x555555af35e0, 24 [pid 4390] set_robust_list(0x555555af35e0, 24 [pid 4389] set_robust_list(0x555555af35e0, 24 [pid 4388] set_robust_list(0x555555af35e0, 24 [pid 4387] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4386] <... futex resumed>) = ? [pid 4380] <... exit_group resumed>) = ? [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4390 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4391 [pid 4391] <... set_robust_list resumed>) = 0 [pid 4389] <... set_robust_list resumed>) = 0 [pid 4388] <... set_robust_list resumed>) = 0 [pid 4387] <... mprotect resumed>) = 0 [pid 4391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4391] <... prctl resumed>) = 0 [pid 4389] <... prctl resumed>) = 0 [pid 4388] <... prctl resumed>) = 0 [pid 4391] setpgid(0, 0 [pid 4389] setpgid(0, 0 [pid 4388] setpgid(0, 0 [pid 4387] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4386] +++ exited with 0 +++ [pid 4380] +++ exited with 0 +++ [pid 4391] <... setpgid resumed>) = 0 [pid 4389] <... setpgid resumed>) = 0 [pid 4388] <... setpgid resumed>) = 0 [pid 4391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4390] <... set_robust_list resumed>) = 0 [pid 4389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4380, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4391] <... openat resumed>) = 3 [pid 4390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4389] <... openat resumed>) = 3 [pid 4388] <... openat resumed>) = 3 [pid 4387] <... clone resumed>, parent_tid=[4392], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4392 ./strace-static-x86_64: Process 4392 attached [pid 4391] write(3, "1000", 4 [pid 4389] write(3, "1000", 4 [pid 4388] write(3, "1000", 4 [pid 4387] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4392] set_robust_list(0x7f556b91a9e0, 24 [pid 4391] <... write resumed>) = 4 [pid 4389] <... write resumed>) = 4 [pid 4388] <... write resumed>) = 4 [pid 4392] <... set_robust_list resumed>) = 0 [pid 4391] close(3 [pid 4389] close(3 [pid 4388] close(3 [pid 4392] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4391] <... close resumed>) = 0 [pid 4389] <... close resumed>) = 0 [pid 4388] <... close resumed>) = 0 [pid 4392] <... openat resumed>) = 3 [pid 4391] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4392] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] <... futex resumed>) = 0 [pid 4389] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [pid 4392] <... futex resumed>) = 0 [pid 4391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4392] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4391] <... mmap resumed>) = 0x7f556b8fa000 [pid 4389] <... mmap resumed>) = 0x7f556b8fa000 [pid 4388] <... mmap resumed>) = 0x7f556b8fa000 [pid 4387] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4391] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4389] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4388] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4387] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4391] <... mprotect resumed>) = 0 [pid 4389] <... mprotect resumed>) = 0 [pid 4388] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4393 attached [pid 4391] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4390] <... prctl resumed>) = 0 [pid 4389] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4388] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4393] set_robust_list(0x555555af35e0, 24 [pid 4391] <... clone resumed>, parent_tid=[4394], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4394 [pid 4390] setpgid(0, 0 [pid 4389] <... clone resumed>, parent_tid=[4395], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4395 [pid 4388] <... clone resumed>, parent_tid=[4396], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4396 [pid 4387] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4393 [pid 4393] <... set_robust_list resumed>) = 0 [pid 4392] <... futex resumed>) = 0 [pid 4391] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] <... setpgid resumed>) = 0 [pid 4389] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] <... futex resumed>) = 1 [pid 4392] dup(3 [pid 4391] <... futex resumed>) = 0 [pid 4390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4389] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [pid 4387] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4396 attached [pid 4393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4392] <... dup resumed>) = 4 [pid 4391] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4390] <... openat resumed>) = 3 [pid 4389] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4388] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4396] set_robust_list(0x7f556b91a9e0, 24 [pid 4393] <... prctl resumed>) = 0 [pid 4392] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] write(3, "1000", 4./strace-static-x86_64: Process 4394 attached [pid 4396] <... set_robust_list resumed>) = 0 [pid 4393] setpgid(0, 0 [pid 4392] <... futex resumed>) = 1 [pid 4390] <... write resumed>) = 4 [pid 4387] <... futex resumed>) = 0 [pid 4396] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4394] set_robust_list(0x7f556b91a9e0, 24 [pid 4393] <... setpgid resumed>) = 0 [pid 4392] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4390] close(3 [pid 4387] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4395 attached [pid 4396] <... openat resumed>) = 3 [pid 4394] <... set_robust_list resumed>) = 0 [pid 4393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4390] <... close resumed>) = 0 [pid 4387] <... futex resumed>) = 0 [pid 4396] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4392] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4390] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4393] <... openat resumed>) = 3 [pid 4396] <... futex resumed>) = 1 [pid 4395] set_robust_list(0x7f556b91a9e0, 24 [pid 4394] <... openat resumed>) = 3 [pid 4392] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4390] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [pid 4396] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4395] <... set_robust_list resumed>) = 0 [pid 4394] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4393] write(3, "1000", 4 [pid 4392] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4388] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4395] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4394] <... futex resumed>) = 1 [pid 4393] <... write resumed>) = 4 [pid 4392] <... mmap resumed>) = 0x20ffb000 [pid 4391] <... futex resumed>) = 0 [pid 4390] <... mmap resumed>) = 0x7f556b8fa000 [pid 4388] <... futex resumed>) = 0 [pid 4396] dup(3 [pid 4395] <... openat resumed>) = 3 [pid 4394] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] close(3 [pid 4392] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4391] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4388] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4396] <... dup resumed>) = 4 [pid 4395] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4393] <... close resumed>) = 0 [pid 4392] <... mmap resumed>) = 0x20ffd000 [pid 4391] <... futex resumed>) = 0 [pid 4390] <... mprotect resumed>) = 0 [pid 4396] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] <... futex resumed>) = 1 [pid 4394] dup(3 [pid 4393] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4392] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4390] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4389] <... futex resumed>) = 0 [pid 4396] <... futex resumed>) = 1 [pid 4395] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4394] <... dup resumed>) = 4 [pid 4393] <... futex resumed>) = 0 [pid 4392] <... futex resumed>) = 1 [pid 4389] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] <... futex resumed>) = 0 [pid 4387] <... futex resumed>) = 0 [pid 4396] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4394] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4392] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4390] <... clone resumed>, parent_tid=[4397], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4397 [pid 4389] <... futex resumed>) = 0 [pid 4388] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4397 attached [pid 4396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4395] dup(3 [pid 4394] <... futex resumed>) = 1 [pid 4393] <... mmap resumed>) = 0x7f556b8fa000 [pid 4392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4391] <... futex resumed>) = 0 [pid 4390] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4388] <... futex resumed>) = 0 [pid 4387] <... futex resumed>) = 0 [pid 4396] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4395] <... dup resumed>) = 4 [pid 4394] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4392] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] <... futex resumed>) = 0 [pid 4388] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4396] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4395] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4393] <... mprotect resumed>) = 0 [pid 4392] <... futex resumed>) = 0 [pid 4391] <... futex resumed>) = 0 [pid 4390] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4397] set_robust_list(0x7f556b91a9e0, 24 [pid 4396] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4394] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4392] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4391] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4397] <... set_robust_list resumed>) = 0 [pid 4396] <... mmap resumed>) = 0x20ffb000 [pid 4395] <... futex resumed>) = 1 [pid 4393] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4389] <... futex resumed>) = 0 [pid 4387] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4396] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4395] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4394] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4389] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] <... openat resumed>) = 3 [pid 4396] <... mmap resumed>) = 0x20ffd000 [pid 4395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4394] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4393] <... clone resumed>, parent_tid=[4398], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4398 [pid 4392] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4389] <... futex resumed>) = 0 [pid 4387] <... futex resumed>) = 0 [pid 4397] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4396] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] <... mmap resumed>) = 0x20ffb000 [pid 4389] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4398 attached [pid 4397] <... futex resumed>) = 1 [pid 4396] <... futex resumed>) = 1 [pid 4395] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4394] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4393] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4392] <... io_uring_enter resumed>) = 1 [pid 4390] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [ 57.805615][ T4376] VFS: Close: file count is 0 [ 57.809565][ T4378] VFS: Close: file count is 0 [ 57.809565][ T4379] VFS: Close: file count is 0 [ 57.820940][ T4377] VFS: Close: file count is 0 [ 57.843692][ T4386] VFS: Close: file count is 0 [pid 4387] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4398] set_robust_list(0x7f556b91a9e0, 24 [pid 4397] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4396] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4395] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4394] <... mmap resumed>) = 0x20ffd000 [pid 4393] <... futex resumed>) = 0 [pid 4392] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4398] <... set_robust_list resumed>) = 0 [pid 4397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4395] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4394] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4393] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4392] <... futex resumed>) = 0 [pid 4390] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [pid 4387] exit_group(0 [pid 4398] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4397] dup(3 [pid 4396] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] <... mmap resumed>) = 0x20ffb000 [pid 4394] <... futex resumed>) = 1 [pid 4391] <... futex resumed>) = 0 [pid 4390] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4388] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] <... exit_group resumed>) = ? [pid 4398] <... openat resumed>) = 3 [pid 4397] <... dup resumed>) = 4 [pid 4396] <... futex resumed>) = 0 [pid 4395] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4394] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4392] +++ exited with 0 +++ [pid 4391] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4398] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4396] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4388] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4398] <... futex resumed>) = 1 [pid 4397] <... futex resumed>) = 1 [pid 4396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4394] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4390] <... futex resumed>) = 0 [pid 4388] <... futex resumed>) = 0 [pid 4398] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4397] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4396] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4394] <... futex resumed>) = 0 [pid 4393] <... futex resumed>) = 0 [pid 4391] <... futex resumed>) = 0 [pid 4390] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4387] +++ exited with 0 +++ [pid 4395] <... mmap resumed>) = 0x20ffd000 [pid 4397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4396] <... io_uring_enter resumed>) = 1 [pid 4395] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4390] <... futex resumed>) = 0 [pid 4398] <... futex resumed>) = 0 [pid 4397] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4396] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] <... futex resumed>) = 1 [pid 4393] <... futex resumed>) = 1 [pid 4391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4390] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4389] <... futex resumed>) = 0 [pid 4398] dup(3 [pid 4397] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4396] <... futex resumed>) = 1 [pid 4388] <... futex resumed>) = 0 [pid 4398] <... dup resumed>) = 4 [pid 4397] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4396] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4388] exit_group(0 [pid 4398] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] <... mmap resumed>) = 0x20ffb000 [pid 4396] <... futex resumed>) = ? [pid 4388] <... exit_group resumed>) = ? [pid 4398] <... futex resumed>) = 0 [pid 4397] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4396] +++ exited with 0 +++ [pid 4395] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4391] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4398] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4397] <... mmap resumed>) = 0x20ffd000 [pid 4395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4394] <... futex resumed>) = 0 [pid 4393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4391] <... futex resumed>) = 1 [pid 4389] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4388, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4397] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4393] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4389] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4398] <... futex resumed>) = 0 [pid 4397] <... futex resumed>) = 1 [pid 4395] <... futex resumed>) = 0 [pid 4394] <... io_uring_enter resumed>) = 1 [pid 4393] <... futex resumed>) = 1 [pid 4390] <... futex resumed>) = 0 [pid 4389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... restart_syscall resumed>) = 0 [pid 4398] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4397] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4395] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4394] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4393] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4390] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4399 [pid 4398] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4394] <... futex resumed>) = 1 [pid 4390] <... futex resumed>) = 0 [pid 4398] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4397] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4390] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4398] <... mmap resumed>) = 0x20ffb000 [pid 4397] <... futex resumed>) = 0 [pid 4390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4398] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4397] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4390] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4399 attached [pid 4398] <... mmap resumed>) = 0x20ffd000 [pid 4397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4390] <... futex resumed>) = 0 [pid 4399] set_robust_list(0x555555af35e0, 24 [pid 4398] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4390] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... set_robust_list resumed>) = 0 [pid 4398] <... futex resumed>) = 0 [pid 4397] <... io_uring_enter resumed>) = 1 [pid 4395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4391] <... futex resumed>) = 0 [pid 4389] <... futex resumed>) = 0 [pid 4399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4398] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4397] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4393] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4391] exit_group(0 [pid 4389] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... prctl resumed>) = 0 [pid 4398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4397] <... futex resumed>) = 1 [pid 4395] <... io_uring_enter resumed>) = 1 [pid 4394] <... futex resumed>) = ? [pid 4393] <... futex resumed>) = 0 [pid 4391] <... exit_group resumed>) = ? [pid 4390] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4399] setpgid(0, 0 [pid 4398] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4395] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] +++ exited with 0 +++ [pid 4393] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4390] exit_group(0 [pid 4399] <... setpgid resumed>) = 0 [pid 4398] <... futex resumed>) = 0 [pid 4397] <... futex resumed>) = ? [pid 4390] <... exit_group resumed>) = ? [pid 4399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4398] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4397] +++ exited with 0 +++ [pid 4395] <... futex resumed>) = 1 [pid 4393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4391] +++ exited with 0 +++ [pid 4390] +++ exited with 0 +++ [pid 4389] <... futex resumed>) = 0 [pid 4399] <... openat resumed>) = 3 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4400 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4391, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4399] write(3, "1000", 4) = 4 [pid 4395] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] exit_group(0 [pid 4399] close(3 [pid 4398] <... futex resumed>) = 0 [pid 4395] <... futex resumed>) = ? [pid 4393] <... futex resumed>) = 1 [pid 4389] <... exit_group resumed>) = ? [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4400 attached [pid 4399] <... close resumed>) = 0 [pid 4398] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4395] +++ exited with 0 +++ [pid 4393] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4389] +++ exited with 0 +++ [pid 4400] set_robust_list(0x555555af35e0, 24 [pid 4399] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4398] <... io_uring_enter resumed>) = 1 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4401 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4402 [pid 4400] <... set_robust_list resumed>) = 0 [pid 4399] <... futex resumed>) = 0 [pid 4398] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4398] <... futex resumed>) = 1 [pid 4400] <... prctl resumed>) = 0 [pid 4399] <... mmap resumed>) = 0x7f556b8fa000 [pid 4398] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4400] setpgid(0, 0 [pid 4399] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4400] <... setpgid resumed>) = 0 [pid 4399] <... mprotect resumed>) = 0 [pid 4400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4399] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4400] <... openat resumed>) = 3 [pid 4393] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4389, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4400] write(3, "1000", 4 [pid 4399] <... clone resumed>, parent_tid=[4403], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4403 [pid 4393] exit_group(0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4400] <... write resumed>) = 4 [pid 4399] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4398] <... futex resumed>) = ? [pid 4393] <... exit_group resumed>) = ? [pid 3621] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4403 attached ./strace-static-x86_64: Process 4402 attached ./strace-static-x86_64: Process 4401 attached [pid 4400] close(3 [pid 4399] <... futex resumed>) = 0 [pid 4398] +++ exited with 0 +++ [pid 4393] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4404 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555af35d0) = 4405 [pid 4403] set_robust_list(0x7f556b91a9e0, 24 [pid 4402] set_robust_list(0x555555af35e0, 24 [pid 4400] <... close resumed>) = 0 [pid 4403] <... set_robust_list resumed>) = 0 [pid 4399] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4405 attached ./strace-static-x86_64: Process 4404 attached [pid 4403] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4402] <... set_robust_list resumed>) = 0 [pid 4401] set_robust_list(0x555555af35e0, 24 [pid 4400] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] set_robust_list(0x555555af35e0, 24 [pid 4403] <... openat resumed>) = 3 [pid 4402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4401] <... set_robust_list resumed>) = 0 [pid 4400] <... futex resumed>) = 0 [pid 4405] <... set_robust_list resumed>) = 0 [pid 4404] set_robust_list(0x555555af35e0, 24 [pid 4403] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4402] <... prctl resumed>) = 0 [pid 4401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4404] <... set_robust_list resumed>) = 0 [pid 4403] <... futex resumed>) = 1 [pid 4402] setpgid(0, 0 [pid 4401] <... prctl resumed>) = 0 [pid 4400] <... mmap resumed>) = 0x7f556b8fa000 [pid 4399] <... futex resumed>) = 0 [pid 4405] <... prctl resumed>) = 0 [pid 4404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4403] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] <... setpgid resumed>) = 0 [pid 4401] setpgid(0, 0 [pid 4400] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4399] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] setpgid(0, 0 [pid 4404] <... prctl resumed>) = 0 [pid 4403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4401] <... setpgid resumed>) = 0 [pid 4400] <... mprotect resumed>) = 0 [pid 4399] <... futex resumed>) = 0 [pid 4405] <... setpgid resumed>) = 0 [pid 4404] setpgid(0, 0 [pid 4403] dup(3 [pid 4402] <... openat resumed>) = 3 [pid 4401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4400] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4399] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4406 attached [pid 4405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4404] <... setpgid resumed>) = 0 [pid 4403] <... dup resumed>) = 4 [pid 4402] write(3, "1000", 4 [pid 4401] <... openat resumed>) = 3 [pid 4406] set_robust_list(0x7f556b91a9e0, 24 [pid 4405] <... openat resumed>) = 3 [pid 4404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4403] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4402] <... write resumed>) = 4 [pid 4401] write(3, "1000", 4 [pid 4400] <... clone resumed>, parent_tid=[4406], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4406 [pid 4405] write(3, "1000", 4 [pid 4404] <... openat resumed>) = 3 [pid 4403] <... futex resumed>) = 1 [pid 4402] close(3 [pid 4401] <... write resumed>) = 4 [pid 4400] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4399] <... futex resumed>) = 0 [pid 4405] <... write resumed>) = 4 [pid 4404] write(3, "1000", 4 [pid 4403] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] <... close resumed>) = 0 [pid 4401] close(3 [pid 4400] <... futex resumed>) = 0 [pid 4399] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] close(3 [pid 4404] <... write resumed>) = 4 [pid 4403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... close resumed>) = 0 [pid 4400] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... futex resumed>) = 0 [pid 4406] <... set_robust_list resumed>) = 0 [pid 4405] <... close resumed>) = 0 [pid 4404] close(3 [pid 4403] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4402] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4399] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4406] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4405] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] <... close resumed>) = 0 [pid 4403] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4401] <... futex resumed>) = 0 [pid 4406] <... openat resumed>) = 3 [pid 4405] <... futex resumed>) = 0 [pid 4404] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4403] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4402] <... mmap resumed>) = 0x7f556b8fa000 [pid 4401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4406] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4404] <... futex resumed>) = 0 [pid 4403] <... mmap resumed>) = 0x20ffb000 [pid 4402] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4401] <... mmap resumed>) = 0x7f556b8fa000 [pid 4406] <... futex resumed>) = 1 [pid 4405] <... mmap resumed>) = 0x7f556b8fa000 [pid 4404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4403] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4402] <... mprotect resumed>) = 0 [pid 4401] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4400] <... futex resumed>) = 0 [pid 4406] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4404] <... mmap resumed>) = 0x7f556b8fa000 [pid 4403] <... mmap resumed>) = 0x20ffd000 [pid 4402] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4401] <... mprotect resumed>) = 0 [pid 4400] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] <... mprotect resumed>) = 0 [pid 4404] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4403] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4400] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4407 attached [pid 4406] dup(3 [pid 4405] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4404] <... mprotect resumed>) = 0 [ 57.896037][ T4387] VFS: Close: file count is 0 [ 57.904279][ T4388] VFS: Close: file count is 0 [ 57.919000][ T4391] VFS: Close: file count is 0 [ 57.922024][ T4390] VFS: Close: file count is 0 [ 57.927636][ T4389] VFS: Close: file count is 0 [ 57.941230][ T4393] VFS: Close: file count is 0 [pid 4403] <... futex resumed>) = 1 [pid 4402] <... clone resumed>, parent_tid=[4407], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4407 [pid 4400] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4408 attached [pid 4407] set_robust_list(0x7f556b91a9e0, 24 [pid 4406] <... dup resumed>) = 4 [pid 4404] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4403] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... clone resumed>, parent_tid=[4408], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4408 [pid 4399] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] <... clone resumed>, parent_tid=[4409], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4409 [pid 4403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4399] <... futex resumed>) = 0 [pid 4406] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... set_robust_list resumed>) = 0 [pid 4406] <... futex resumed>) = 1 [pid 4405] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] <... clone resumed>, parent_tid=[4410], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4410 [pid 4403] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4402] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4401] <... futex resumed>) = 0 [pid 4400] <... futex resumed>) = 0 [pid 4399] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4407] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4406] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] <... futex resumed>) = 0 [pid 4404] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4403] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4400] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4410 attached ./strace-static-x86_64: Process 4409 attached [pid 4407] <... openat resumed>) = 3 [pid 4406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4404] <... futex resumed>) = 0 [pid 4403] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4400] <... futex resumed>) = 0 [pid 4399] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] set_robust_list(0x7f556b91a9e0, 24 [pid 4409] set_robust_list(0x7f556b91a9e0, 24 [pid 4407] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4404] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4400] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... futex resumed>) = 0 [pid 4410] <... set_robust_list resumed>) = 0 [pid 4409] <... set_robust_list resumed>) = 0 [pid 4407] <... futex resumed>) = 1 [pid 4406] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4403] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4402] <... futex resumed>) = 0 [pid 4399] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4410] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4409] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4408] set_robust_list(0x7f556b91a9e0, 24 [pid 4407] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4406] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4403] <... io_uring_enter resumed>) = 1 [pid 4402] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] <... openat resumed>) = 3 [pid 4409] <... openat resumed>) = 3 [pid 4407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4406] <... mmap resumed>) = 0x20ffb000 [pid 4403] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4408] <... set_robust_list resumed>) = 0 [pid 4402] <... futex resumed>) = 0 [pid 4410] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] dup(3 [pid 4406] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4403] <... futex resumed>) = 1 [pid 4402] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4399] <... futex resumed>) = 0 [pid 4408] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4410] <... futex resumed>) = 1 [pid 4409] <... futex resumed>) = 1 [pid 4407] <... dup resumed>) = 4 [pid 4406] <... mmap resumed>) = 0x20ffd000 [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4403] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4399] exit_group(0 [pid 4410] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4409] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4408] <... openat resumed>) = 3 [pid 4407] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4403] <... futex resumed>) = ? [pid 4399] <... exit_group resumed>) = ? [pid 4410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4408] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... futex resumed>) = 1 [pid 4406] <... futex resumed>) = 1 [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4403] +++ exited with 0 +++ [pid 4402] <... futex resumed>) = 0 [pid 4400] <... futex resumed>) = 0 [pid 4399] +++ exited with 0 +++ [pid 4410] dup(3 [pid 4409] dup(3 [pid 4408] <... futex resumed>) = 1 [pid 4407] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4406] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4404] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4402] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... futex resumed>) = 0 [pid 4400] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] <... dup resumed>) = 4 [pid 4409] <... dup resumed>) = 4 [pid 4408] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4400] <... futex resumed>) = 0 [pid 4410] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4407] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4406] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4402] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4401] <... futex resumed>) = 0 [pid 4400] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4410] <... futex resumed>) = 1 [pid 4409] <... futex resumed>) = 1 [pid 4408] dup(3 [pid 4407] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4406] <... futex resumed>) = 0 [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4410] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4409] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4408] <... dup resumed>) = 4 [pid 4407] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4406] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4400] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4408] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... mmap resumed>) = 0x20ffb000 [pid 4406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4400] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4411 attached [pid 4410] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4409] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4408] <... futex resumed>) = 1 [pid 4407] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4406] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4405] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4404] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4401] <... futex resumed>) = 0 [pid 4400] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4411 [pid 4411] set_robust_list(0x555555af35e0, 24 [pid 4410] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4409] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4408] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4407] <... mmap resumed>) = 0x20ffd000 [pid 4406] <... io_uring_enter resumed>) = 1 [pid 4401] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] <... set_robust_list resumed>) = 0 [pid 4410] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4409] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4407] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... futex resumed>) = 0 [pid 4411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4410] <... mmap resumed>) = 0x20ffb000 [pid 4409] <... mmap resumed>) = 0x20ffb000 [pid 4408] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4407] <... futex resumed>) = 1 [pid 4406] <... futex resumed>) = 1 [pid 4402] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4400] <... futex resumed>) = 0 [pid 4411] <... prctl resumed>) = 0 [pid 4410] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4409] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4408] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4407] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4406] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] setpgid(0, 0 [pid 4410] <... mmap resumed>) = 0x20ffd000 [pid 4409] <... mmap resumed>) = 0x20ffd000 [pid 4408] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] <... futex resumed>) = 0 [pid 4400] exit_group(0 [pid 4411] <... setpgid resumed>) = 0 [pid 4410] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4408] <... mmap resumed>) = 0x20ffb000 [pid 4407] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4402] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4406] <... futex resumed>) = ? [pid 4400] <... exit_group resumed>) = ? [pid 4411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4410] <... futex resumed>) = 1 [pid 4409] <... futex resumed>) = 1 [pid 4408] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4407] <... futex resumed>) = 0 [pid 4406] +++ exited with 0 +++ [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4411] <... openat resumed>) = 3 [pid 4410] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4409] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4400] +++ exited with 0 +++ [pid 4411] write(3, "1000", 4 [pid 4410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4408] <... mmap resumed>) = 0x20ffd000 [pid 4407] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4402] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] <... write resumed>) = 4 [pid 4410] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4408] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4404] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4402] <... futex resumed>) = 0 [ 57.998171][ T4399] VFS: Close: file count is 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4411] close(3 [pid 4410] <... futex resumed>) = 0 [pid 4409] <... futex resumed>) = 0 [pid 4408] <... futex resumed>) = 1 [pid 4407] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4401] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4411] <... close resumed>) = 0 [pid 4410] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4409] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4408] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4407] <... io_uring_enter resumed>) = 1 [pid 4405] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4411] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4407] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 4401] <... futex resumed>) = 0 [pid 4411] <... futex resumed>) = 0 [pid 4410] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4409] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4408] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... futex resumed>) = 1 [pid 4405] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4404] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4402] <... futex resumed>) = 0 [pid 4401] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4410] <... io_uring_enter resumed>) = 1 [pid 4409] <... io_uring_enter resumed>) = 1 [pid 4408] <... futex resumed>) = 0 [pid 4407] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] exit_group(0 [pid 4401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4412 attached [pid 4411] <... mmap resumed>) = 0x7f556b8fa000 [pid 4410] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4408] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4407] <... futex resumed>) = ? [pid 4402] <... exit_group resumed>) = ? [pid 4401] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4410] <... futex resumed>) = 1 [pid 4409] <... futex resumed>) = 1 [pid 4408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] <... futex resumed>) = 0 [pid 4404] <... futex resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4412 [pid 4411] <... mprotect resumed>) = 0 [pid 4410] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4409] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4407] +++ exited with 0 +++ [pid 4405] exit_group(0 [pid 4404] exit_group(0 [pid 4411] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4410] <... futex resumed>) = ? [pid 4409] <... futex resumed>) = ? [pid 4408] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4405] <... exit_group resumed>) = ? [pid 4404] <... exit_group resumed>) = ? [pid 4402] +++ exited with 0 +++ [pid 4401] <... futex resumed>) = 0 [pid 4412] set_robust_list(0x555555af35e0, 24 [pid 4410] +++ exited with 0 +++ [pid 4409] +++ exited with 0 +++ [pid 4408] <... io_uring_enter resumed>) = 1 [pid 4405] +++ exited with 0 +++ [pid 4404] +++ exited with 0 +++ [pid 4401] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4412] <... set_robust_list resumed>) = 0 [pid 4408] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4413 attached [pid 4412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4411] <... clone resumed>, parent_tid=[4413], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4413 [pid 4408] <... futex resumed>) = 0 [pid 4401] exit_group(0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4412] <... prctl resumed>) = 0 [pid 4411] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4413] set_robust_list(0x7f556b91a9e0, 24 [pid 4401] <... exit_group resumed>) = ? [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4402, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4413] <... set_robust_list resumed>) = 0 [pid 4411] <... futex resumed>) = 0 [pid 4408] +++ exited with 0 +++ [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4413] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4411] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4401] +++ exited with 0 +++ [pid 4412] setpgid(0, 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... restart_syscall resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4413] <... openat resumed>) = 3 [pid 4412] <... setpgid resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4414 attached [pid 4413] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4414] set_robust_list(0x555555af35e0, 24 [pid 4413] <... futex resumed>) = 1 [pid 4412] <... openat resumed>) = 3 [pid 4411] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4414 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4415 attached [pid 4414] <... set_robust_list resumed>) = 0 [pid 4413] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4412] write(3, "1000", 4 [pid 4411] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4415] set_robust_list(0x555555af35e0, 24 [pid 4414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4412] <... write resumed>) = 4 [pid 4411] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4415 [pid 4415] <... set_robust_list resumed>) = 0 [pid 4414] <... prctl resumed>) = 0 [pid 4413] dup(3 [pid 4412] close(3 [ 58.025137][ T4400] VFS: Close: file count is 0 [ 58.044566][ T4402] VFS: Close: file count is 0 [ 58.047850][ T4405] VFS: Close: file count is 0 [ 58.049067][ T4404] VFS: Close: file count is 0 [ 58.068078][ T4401] VFS: Close: file count is 0 [pid 4411] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4417 attached [pid 4415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4414] setpgid(0, 0 [pid 4413] <... dup resumed>) = 4 [pid 4412] <... close resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4416 [pid 4417] set_robust_list(0x555555af35e0, 24 [pid 4415] <... prctl resumed>) = 0 [pid 4414] <... setpgid resumed>) = 0 [pid 4413] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4417 [pid 4417] <... set_robust_list resumed>) = 0 [pid 4415] setpgid(0, 0 [pid 4414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4413] <... futex resumed>) = 1 [pid 4412] <... futex resumed>) = 0 [pid 4411] <... futex resumed>) = 0 [pid 4417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4415] <... setpgid resumed>) = 0 [pid 4414] <... openat resumed>) = 3 [pid 4413] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4411] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4416 attached [pid 4417] <... prctl resumed>) = 0 [pid 4415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4414] write(3, "1000", 4 [pid 4413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4412] <... mmap resumed>) = 0x7f556b8fa000 [pid 4411] <... futex resumed>) = 0 [pid 4417] setpgid(0, 0 [pid 4416] set_robust_list(0x555555af35e0, 24 [pid 4415] <... openat resumed>) = 3 [pid 4414] <... write resumed>) = 4 [pid 4413] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4412] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4411] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4417] <... setpgid resumed>) = 0 [pid 4416] <... set_robust_list resumed>) = 0 [pid 4415] write(3, "1000", 4 [pid 4414] close(3 [pid 4413] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4412] <... mprotect resumed>) = 0 [pid 4417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4415] <... write resumed>) = 4 [pid 4414] <... close resumed>) = 0 [pid 4413] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4412] clone(child_stack=0x7f556b91a3f0, 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 4418 attached [pid 4417] <... openat resumed>) = 3 [pid 4416] <... prctl resumed>) = 0 [pid 4415] close(3 [pid 4414] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4413] <... mmap resumed>) = 0x20ffb000 [pid 4418] set_robust_list(0x7f556b91a9e0, 24 [pid 4417] write(3, "1000", 4 [pid 4416] setpgid(0, 0 [pid 4415] <... close resumed>) = 0 [pid 4414] <... futex resumed>) = 0 [pid 4413] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4412] <... clone resumed>, parent_tid=[4418], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4418 [pid 4417] <... write resumed>) = 4 [pid 4416] <... setpgid resumed>) = 0 [pid 4415] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4413] <... mmap resumed>) = 0x20ffd000 [pid 4412] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] <... set_robust_list resumed>) = 0 [pid 4417] close(3 [pid 4416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4415] <... futex resumed>) = 0 [pid 4414] <... mmap resumed>) = 0x7f556b8fa000 [pid 4413] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] <... futex resumed>) = 0 [pid 4418] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4417] <... close resumed>) = 0 [pid 4416] <... openat resumed>) = 3 [pid 4415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4414] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4413] <... futex resumed>) = 1 [pid 4412] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4411] <... futex resumed>) = 0 [pid 4418] <... openat resumed>) = 3 [pid 4417] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4416] write(3, "1000", 4 [pid 4415] <... mmap resumed>) = 0x7f556b8fa000 [pid 4414] <... mprotect resumed>) = 0 [pid 4413] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4411] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4417] <... futex resumed>) = 0 [pid 4416] <... write resumed>) = 4 [pid 4415] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4414] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4411] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4419 attached [pid 4418] <... futex resumed>) = 1 [pid 4417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4416] close(3 [pid 4415] <... mprotect resumed>) = 0 [pid 4413] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] <... futex resumed>) = 0 [pid 4411] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4419] set_robust_list(0x7f556b91a9e0, 24 [pid 4418] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] <... mmap resumed>) = 0x7f556b8fa000 [pid 4416] <... close resumed>) = 0 [pid 4415] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4414] <... clone resumed>, parent_tid=[4419], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4419 [pid 4413] <... futex resumed>) = 0 [pid 4412] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4417] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4416] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4413] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4412] <... futex resumed>) = 0 [pid 4411] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4419] <... set_robust_list resumed>) = 0 [pid 4418] dup(3 [pid 4417] <... mprotect resumed>) = 0 [pid 4416] <... futex resumed>) = 0 [pid 4415] <... clone resumed>, parent_tid=[4420], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4420 [pid 4414] <... futex resumed>) = 0 [pid 4413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4412] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4411] <... futex resumed>) = 0 [pid 4418] <... dup resumed>) = 4 [pid 4417] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4415] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4413] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4411] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4420 attached [pid 4419] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4418] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4416] <... mmap resumed>) = 0x7f556b8fa000 [pid 4415] <... futex resumed>) = 0 [pid 4413] <... io_uring_enter resumed>) = 1 [pid 4420] set_robust_list(0x7f556b91a9e0, 24 [pid 4419] <... openat resumed>) = 3 [pid 4418] <... futex resumed>) = 1 [pid 4417] <... clone resumed>, parent_tid=[4421], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4421 [pid 4416] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4415] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4413] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] <... futex resumed>) = 0 [pid 4420] <... set_robust_list resumed>) = 0 [pid 4419] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4416] <... mprotect resumed>) = 0 [pid 4413] <... futex resumed>) = 1 [pid 4412] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4421 attached [pid 4420] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4419] <... futex resumed>) = 1 [pid 4418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4417] <... futex resumed>) = 0 [pid 4416] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4414] <... futex resumed>) = 0 [pid 4413] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4412] <... futex resumed>) = 0 [pid 4411] exit_group(0./strace-static-x86_64: Process 4422 attached [pid 4421] set_robust_list(0x7f556b91a9e0, 24 [pid 4420] <... openat resumed>) = 3 [pid 4419] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4418] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4417] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4414] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4413] <... futex resumed>) = ? [pid 4412] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4411] <... exit_group resumed>) = ? [pid 4422] set_robust_list(0x7f556b91a9e0, 24 [pid 4421] <... set_robust_list resumed>) = 0 [pid 4420] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4418] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4416] <... clone resumed>, parent_tid=[4422], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4422 [pid 4414] <... futex resumed>) = 0 [pid 4413] +++ exited with 0 +++ [pid 4411] +++ exited with 0 +++ [pid 4421] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4420] <... futex resumed>) = 1 [pid 4419] dup(3 [pid 4418] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4416] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4415] <... futex resumed>) = 0 [pid 4414] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4411, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4421] <... openat resumed>) = 3 [pid 4420] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4419] <... dup resumed>) = 4 [pid 4418] <... mmap resumed>) = 0x20ffb000 [pid 4416] <... futex resumed>) = 0 [pid 4415] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4419] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4416] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4415] <... futex resumed>) = 0 [pid 4421] <... futex resumed>) = 1 [pid 4420] dup(3 [pid 4419] <... futex resumed>) = 1 [pid 4418] <... mmap resumed>) = 0x20ffd000 [pid 4417] <... futex resumed>) = 0 [pid 4415] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4414] <... futex resumed>) = 0 [pid 4422] <... set_robust_list resumed>) = 0 [pid 4421] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4420] <... dup resumed>) = 4 [pid 4419] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4418] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4417] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4415] <... futex resumed>) = 0 [pid 4420] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4415] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4415] <... futex resumed>) = 0 [pid 4420] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4415] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4420] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4420] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4420] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4420] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4415] <... futex resumed>) = 0 [pid 4420] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4415] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4415] <... futex resumed>) = 0 [pid 4420] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4415] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4420] <... futex resumed>) = 0 [pid 4415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4420] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4415] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4415] <... futex resumed>) = 0 [pid 4420] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4415] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4420] <... io_uring_enter resumed>) = 1 [pid 4420] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4417] <... futex resumed>) = 0 [pid 4421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4420] <... futex resumed>) = 1 [pid 4419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4418] <... futex resumed>) = 1 [pid 4417] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4415] <... futex resumed>) = 0 [pid 4414] <... futex resumed>) = 0 [pid 4412] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4421] dup(3 [pid 4420] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4419] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4418] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4415] exit_group(0 [pid 4414] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4412] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... futex resumed>) = ? [pid 4415] <... exit_group resumed>) = ? [pid 4422] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4421] <... dup resumed>) = 4 [pid 4420] +++ exited with 0 +++ [pid 4419] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4415] +++ exited with 0 +++ [pid 4412] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4423 [pid 4422] <... openat resumed>) = 3 [pid 4421] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4419] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4418] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4422] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] <... futex resumed>) = 1 [pid 4419] <... mmap resumed>) = 0x20ffb000 [pid 4417] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4423 attached [pid 4421] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4419] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4418] <... futex resumed>) = 0 [pid 4417] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4422] <... futex resumed>) = 1 [pid 4416] <... futex resumed>) = 0 [pid 4423] set_robust_list(0x555555af35e0, 24 [pid 4422] dup(3 [pid 4421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4419] <... mmap resumed>) = 0x20ffd000 [pid 4418] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4417] <... futex resumed>) = 0 [pid 4416] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] <... set_robust_list resumed>) = 0 [pid 4422] <... dup resumed>) = 4 [pid 4421] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4419] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] <... io_uring_enter resumed>) = 1 [pid 4417] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4416] <... futex resumed>) = 0 [pid 4412] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4416] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4423] <... prctl resumed>) = 0 [pid 4421] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4412] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4423] setpgid(0, 0) = 0 [pid 4423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4422] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4419] <... futex resumed>) = 1 [pid 4418] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4424 [pid 4423] write(3, "1000", 4 [pid 4421] <... mmap resumed>) = 0x20ffb000 [pid 4414] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] <... write resumed>) = 4 [pid 4419] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] <... futex resumed>) = 1 [pid 4423] close(3./strace-static-x86_64: Process 4424 attached ) = 0 [pid 4424] set_robust_list(0x555555af35e0, 24 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4419] <... futex resumed>) = 0 [pid 4418] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4414] <... futex resumed>) = 0 [pid 4412] <... futex resumed>) = 0 [pid 4424] <... set_robust_list resumed>) = 0 [pid 4423] <... futex resumed>) = 0 [pid 4421] <... mmap resumed>) = 0x20ffd000 [pid 4419] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4414] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4412] exit_group(0 [pid 4424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4422] <... futex resumed>) = 1 [pid 4421] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] <... futex resumed>) = ? [pid 4416] <... futex resumed>) = 0 [pid 4414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4412] <... exit_group resumed>) = ? [pid 4424] <... prctl resumed>) = 0 [pid 4423] <... mmap resumed>) = 0x7f556b8fa000 [pid 4422] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4421] <... futex resumed>) = 1 [pid 4418] +++ exited with 0 +++ [pid 4417] <... futex resumed>) = 0 [pid 4416] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] setpgid(0, 0 [pid 4423] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4416] <... futex resumed>) = 0 [pid 4424] <... setpgid resumed>) = 0 [pid 4423] <... mprotect resumed>) = 0 [pid 4416] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4423] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4417] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] +++ exited with 0 +++ [pid 4419] <... futex resumed>) = 0 [pid 4414] <... futex resumed>) = 1 [pid 4421] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4425 attached [pid 4424] <... openat resumed>) = 3 [pid 4422] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4421] <... futex resumed>) = 0 [pid 4419] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4417] <... futex resumed>) = 0 [pid 4414] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4425] set_robust_list(0x7f556b91a9e0, 24 [pid 4424] write(3, "1000", 4 [pid 4423] <... clone resumed>, parent_tid=[4425], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4425 [pid 4424] <... write resumed>) = 4 [pid 4423] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4422] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4421] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4419] <... io_uring_enter resumed>) = 1 [pid 4424] close(3 [pid 4423] <... futex resumed>) = 0 [pid 4422] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4419] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4417] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4424] <... close resumed>) = 0 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4422] <... mmap resumed>) = 0x20ffb000 [pid 4417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4424] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4422] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4419] <... futex resumed>) = 1 [pid 4417] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4424] <... futex resumed>) = 0 [pid 4422] <... mmap resumed>) = 0x20ffd000 [pid 4421] <... futex resumed>) = 0 [pid 4419] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] <... futex resumed>) = 1 [pid 4414] exit_group(0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4422] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4419] <... futex resumed>) = ? [pid 4417] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4414] <... exit_group resumed>) = ? [pid 4424] <... mmap resumed>) = 0x7f556b8fa000 [pid 4422] <... futex resumed>) = 1 [pid 4421] <... io_uring_enter resumed>) = 1 [pid 4416] <... futex resumed>) = 0 [pid 4424] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4416] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4425] <... set_robust_list resumed>) = 0 [pid 4424] <... mprotect resumed>) = 0 [pid 4422] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] <... futex resumed>) = 1 [pid 4419] +++ exited with 0 +++ [pid 4417] <... futex resumed>) = 0 [pid 4416] <... futex resumed>) = 0 [pid 4414] +++ exited with 0 +++ [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4426 attached [pid 4425] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4424] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4422] <... futex resumed>) = 0 [pid 4421] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] exit_group(0 [pid 4416] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4425] <... openat resumed>) = 3 [pid 4422] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4421] <... futex resumed>) = ? [pid 4417] <... exit_group resumed>) = ? [pid 4416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4426] set_robust_list(0x555555af35e0, 24 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4426 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4414, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4425] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] <... clone resumed>, parent_tid=[4427], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4427 [pid 4421] +++ exited with 0 +++ [pid 4417] +++ exited with 0 +++ [pid 4416] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [ 58.153971][ T4411] VFS: Close: file count is 0 [ 58.168499][ T4415] VFS: Close: file count is 0 [ 58.189458][ T4412] VFS: Close: file count is 0 [ 58.200546][ T4419] VFS: Close: file count is 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4426] <... set_robust_list resumed>) = 0 [pid 4425] <... futex resumed>) = 1 [pid 4424] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] <... futex resumed>) = 0 [pid 4422] <... futex resumed>) = 0 [pid 4416] <... futex resumed>) = 1 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4417, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4427 attached [pid 4425] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4428 [pid 4427] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4427] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4427] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4427] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4424] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4428 attached [pid 4427] <... futex resumed>) = 0 [pid 4424] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4423] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4422] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4416] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4428] set_robust_list(0x555555af35e0, 24 [pid 4427] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4425] <... futex resumed>) = 0 [pid 4424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4423] <... futex resumed>) = 1 [pid 4422] <... io_uring_enter resumed>) = 1 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4428] <... set_robust_list resumed>) = 0 [pid 4425] dup(3 [pid 4424] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4422] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4427] <... futex resumed>) = 0 [pid 4425] <... dup resumed>) = 4 [pid 4424] <... futex resumed>) = 1 [pid 4422] <... futex resumed>) = 1 [pid 4416] <... futex resumed>) = 0 [pid 4428] <... prctl resumed>) = 0 [pid 4427] dup(3 [pid 4426] <... prctl resumed>) = 0 [pid 4425] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4422] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4416] exit_group(0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4429 [pid 4428] setpgid(0, 0 [pid 4427] <... dup resumed>) = 4 [pid 4426] setpgid(0, 0 [pid 4425] <... futex resumed>) = 1 [pid 4423] <... futex resumed>) = 0 [pid 4422] <... futex resumed>) = ? [pid 4416] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4429 attached [pid 4428] <... setpgid resumed>) = 0 [pid 4427] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4425] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4423] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4422] +++ exited with 0 +++ [pid 4429] set_robust_list(0x555555af35e0, 24 [pid 4428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4427] <... futex resumed>) = 1 [pid 4425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4429] <... set_robust_list resumed>) = 0 [pid 4428] <... openat resumed>) = 3 [pid 4427] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4426] <... setpgid resumed>) = 0 [pid 4425] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4424] <... futex resumed>) = 0 [pid 4423] <... futex resumed>) = 0 [pid 4416] +++ exited with 0 +++ [pid 4429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4428] write(3, "1000", 4 [pid 4426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4425] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4424] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4416, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4429] <... prctl resumed>) = 0 [pid 4428] <... write resumed>) = 4 [pid 4427] <... futex resumed>) = 0 [pid 4426] <... openat resumed>) = 3 [pid 4425] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4424] <... futex resumed>) = 1 [pid 4429] setpgid(0, 0 [pid 4428] close(3 [pid 4427] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4425] <... mmap resumed>) = 0x20ffb000 [pid 4429] <... setpgid resumed>) = 0 [pid 4428] <... close resumed>) = 0 [pid 4427] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4425] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4428] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4427] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4425] <... mmap resumed>) = 0x20ffd000 [pid 4429] <... openat resumed>) = 3 [pid 4428] <... futex resumed>) = 0 [pid 4427] <... mmap resumed>) = 0x20ffb000 [pid 4425] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] write(3, "1000", 4 [pid 4428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4427] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4425] <... futex resumed>) = 1 [pid 4423] <... futex resumed>) = 0 [pid 4429] <... write resumed>) = 4 [pid 4428] <... mmap resumed>) = 0x7f556b8fa000 [pid 4427] <... mmap resumed>) = 0x20ffd000 [pid 4426] write(3, "1000", 4 [pid 4425] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4424] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4423] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] close(3 [pid 4428] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4427] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] <... write resumed>) = 4 [pid 4425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4423] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4429] <... close resumed>) = 0 [pid 4428] <... mprotect resumed>) = 0 [pid 4427] <... futex resumed>) = 0 [pid 4426] close(3 [pid 4425] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4429] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4428] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4427] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] <... close resumed>) = 0 [pid 4425] <... futex resumed>) = 0 [pid 4424] <... futex resumed>) = 0 [pid 4423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4429] <... futex resumed>) = 0 [pid 4427] <... futex resumed>) = 0 [pid 4426] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4425] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4424] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4423] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4430 [pid 4429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4428] <... clone resumed>, parent_tid=[4431], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4431 [pid 4427] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4426] <... futex resumed>) = 0 [pid 4425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4423] <... futex resumed>) = 0 [pid 4429] <... mmap resumed>) = 0x7f556b8fa000 [pid 4428] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4425] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4424] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4430 attached [pid 4429] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4428] <... futex resumed>) = 0 [pid 4427] <... futex resumed>) = 0 [pid 4426] <... mmap resumed>) = 0x7f556b8fa000 [pid 4425] <... io_uring_enter resumed>) = 1 [pid 4424] <... futex resumed>) = 1 [pid 4429] <... mprotect resumed>) = 0 [pid 4428] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4427] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4426] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4425] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4430] set_robust_list(0x555555af35e0, 24./strace-static-x86_64: Process 4431 attached ) = 0 [pid 4429] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4427] <... io_uring_enter resumed>) = 1 [pid 4426] <... mprotect resumed>) = 0 [pid 4425] <... futex resumed>) = 1 [pid 4423] <... futex resumed>) = 0 [pid 4431] set_robust_list(0x7f556b91a9e0, 24 [pid 4430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4427] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4425] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4423] exit_group(0./strace-static-x86_64: Process 4432 attached [pid 4431] <... set_robust_list resumed>) = 0 [pid 4430] <... prctl resumed>) = 0 [pid 4429] <... clone resumed>, parent_tid=[4432], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4432 [pid 4427] <... futex resumed>) = 1 [pid 4425] <... futex resumed>) = ? [pid 4424] <... futex resumed>) = 0 [pid 4423] <... exit_group resumed>) = ? [pid 4431] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4430] setpgid(0, 0 [pid 4429] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4427] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4426] <... clone resumed>, parent_tid=[4433], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4433 [pid 4425] +++ exited with 0 +++ [pid 4424] exit_group(0 [pid 4431] <... openat resumed>) = 3 [pid 4429] <... futex resumed>) = 0 [pid 4427] <... futex resumed>) = ? [pid 4424] <... exit_group resumed>) = ? [pid 4426] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4423] +++ exited with 0 +++ [pid 4430] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4433 attached [pid 4432] set_robust_list(0x7f556b91a9e0, 24 [pid 4431] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4427] +++ exited with 0 +++ [pid 4430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4426] <... futex resumed>) = 0 [pid 4424] +++ exited with 0 +++ [pid 4433] set_robust_list(0x7f556b91a9e0, 24 [pid 4431] <... futex resumed>) = 1 [pid 4430] <... openat resumed>) = 3 [pid 4428] <... futex resumed>) = 0 [pid 4426] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4432] <... set_robust_list resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4423, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4433] <... set_robust_list resumed>) = 0 [ 58.217112][ T4417] VFS: Close: file count is 0 [ 58.234644][ T4416] VFS: Close: file count is 0 [pid 4432] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4431] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4430] write(3, "1000", 4 [pid 4428] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4433] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] <... write resumed>) = 4 [pid 4428] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4433] <... openat resumed>) = 3 [pid 4431] dup(3 [pid 4428] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4433] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4431] <... dup resumed>) = 4 [pid 4433] <... futex resumed>) = 1 [pid 4431] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4433] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4431] <... futex resumed>) = 1 [pid 4428] <... futex resumed>) = 0 [pid 4431] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4428] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4434 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4435 [pid 4431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4428] <... futex resumed>) = 0 [pid 4431] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4428] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4431] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4431] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4431] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4431] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4428] <... futex resumed>) = 0 [pid 4431] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4428] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4435 attached [pid 4432] <... openat resumed>) = 3 [pid 4431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] close(3 [pid 4428] <... futex resumed>) = 0 [pid 4426] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] set_robust_list(0x555555af35e0, 24 [pid 4433] <... futex resumed>) = 0 [pid 4432] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4431] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] <... close resumed>) = 0 [pid 4428] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4426] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4434 attached [pid 4435] <... set_robust_list resumed>) = 0 [pid 4433] dup(3 [pid 4432] <... futex resumed>) = 1 [pid 4431] <... futex resumed>) = 0 [pid 4430] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] <... futex resumed>) = 0 [pid 4428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4426] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4434] set_robust_list(0x555555af35e0, 24 [pid 4433] <... dup resumed>) = 4 [pid 4432] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4431] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4430] <... futex resumed>) = 0 [pid 4429] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4428] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] <... prctl resumed>) = 0 [pid 4434] <... set_robust_list resumed>) = 0 [pid 4433] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4429] <... futex resumed>) = 0 [pid 4428] <... futex resumed>) = 0 [pid 4435] setpgid(0, 0 [pid 4434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4433] <... futex resumed>) = 1 [pid 4432] dup(3 [pid 4431] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4430] <... mmap resumed>) = 0x7f556b8fa000 [pid 4429] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4428] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4426] <... futex resumed>) = 0 [pid 4435] <... setpgid resumed>) = 0 [pid 4434] <... prctl resumed>) = 0 [pid 4433] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4432] <... dup resumed>) = 4 [pid 4431] <... io_uring_enter resumed>) = 1 [pid 4430] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4426] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4434] setpgid(0, 0 [pid 4433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4432] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4431] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] <... mprotect resumed>) = 0 [pid 4426] <... futex resumed>) = 0 [pid 4435] <... openat resumed>) = 3 [pid 4434] <... setpgid resumed>) = 0 [pid 4433] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4432] <... futex resumed>) = 1 [pid 4431] <... futex resumed>) = 1 [pid 4429] <... futex resumed>) = 0 [pid 4428] <... futex resumed>) = 0 [pid 4430] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4426] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4435] write(3, "1000", 4 [pid 4434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4433] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4432] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4431] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4429] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4428] exit_group(0 [pid 4435] <... write resumed>) = 4 [pid 4434] <... openat resumed>) = 3 [pid 4433] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4431] <... futex resumed>) = ? [pid 4430] <... clone resumed>, parent_tid=[4436], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4436 [pid 4429] <... futex resumed>) = 0 [pid 4428] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4436 attached [pid 4435] close(3 [pid 4434] write(3, "1000", 4 [pid 4433] <... mmap resumed>) = 0x20ffb000 [pid 4432] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4431] +++ exited with 0 +++ [pid 4430] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4428] +++ exited with 0 +++ [pid 4436] set_robust_list(0x7f556b91a9e0, 24 [pid 4435] <... close resumed>) = 0 [pid 4434] <... write resumed>) = 4 [pid 4433] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4432] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4430] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4428, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4436] <... set_robust_list resumed>) = 0 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] close(3 [pid 4433] <... mmap resumed>) = 0x20ffd000 [pid 4432] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4430] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4436] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4435] <... futex resumed>) = 0 [pid 4434] <... close resumed>) = 0 [pid 4433] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] <... mmap resumed>) = 0x20ffb000 [pid 4435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4434] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4433] <... futex resumed>) = 1 [pid 4432] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4426] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4437 attached [pid 4436] <... openat resumed>) = 3 [pid 4435] <... mmap resumed>) = 0x7f556b8fa000 [pid 4434] <... futex resumed>) = 0 [pid 4433] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4432] <... mmap resumed>) = 0x20ffd000 [pid 4426] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4436] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4432] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4437 [pid 4435] <... mprotect resumed>) = 0 [pid 4434] <... mmap resumed>) = 0x7f556b8fa000 [pid 4433] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4435] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4434] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4433] <... futex resumed>) = 0 [pid 4426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4434] <... mprotect resumed>) = 0 [pid 4433] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4426] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] <... clone resumed>, parent_tid=[4438], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4438 [pid 4434] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4426] <... futex resumed>) = 0 [pid 4435] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4433] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4426] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4435] <... futex resumed>) = 0 [pid 4434] <... clone resumed>, parent_tid=[4439], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4439 [pid 4433] <... io_uring_enter resumed>) = 1 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4434] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4436] <... futex resumed>) = 1 [pid 4433] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] <... futex resumed>) = 1 [pid 4430] <... futex resumed>) = 0 [pid 4429] <... futex resumed>) = 0 [pid 4436] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4434] <... futex resumed>) = 0 [pid 4433] <... futex resumed>) = 1 [pid 4432] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4430] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4426] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4439 attached ./strace-static-x86_64: Process 4438 attached [pid 4436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4434] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4433] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] <... futex resumed>) = 0 [pid 4437] set_robust_list(0x555555af35e0, 24 [pid 4429] <... futex resumed>) = 0 [pid 4426] exit_group(0 [pid 4439] set_robust_list(0x7f556b91a9e0, 24 [pid 4438] set_robust_list(0x7f556b91a9e0, 24 [pid 4437] <... set_robust_list resumed>) = 0 [pid 4436] dup(3 [pid 4433] <... futex resumed>) = ? [pid 4432] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4429] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4426] <... exit_group resumed>) = ? [pid 4439] <... set_robust_list resumed>) = 0 [pid 4438] <... set_robust_list resumed>) = 0 [pid 4437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4436] <... dup resumed>) = 4 [pid 4433] +++ exited with 0 +++ [pid 4432] <... futex resumed>) = 0 [pid 4429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4426] +++ exited with 0 +++ [pid 4439] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4438] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4437] <... prctl resumed>) = 0 [pid 4436] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4429] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4439] <... openat resumed>) = 3 [pid 4438] <... openat resumed>) = 3 [pid 4437] setpgid(0, 0 [pid 4436] <... futex resumed>) = 1 [pid 4432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] <... futex resumed>) = 0 [pid 4429] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4426, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4439] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4437] <... setpgid resumed>) = 0 [pid 4436] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4432] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4430] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4439] <... futex resumed>) = 1 [pid 4438] <... futex resumed>) = 1 [pid 4436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4432] <... io_uring_enter resumed>) = 1 [pid 4430] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [ 58.262912][ T4423] VFS: Close: file count is 0 [ 58.265119][ T4424] VFS: Close: file count is 0 [ 58.300336][ T4428] VFS: Close: file count is 0 [pid 4437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4439] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4436] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4435] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4437] <... openat resumed>) = 3 [pid 4436] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4439] dup(3 [pid 4438] dup(3 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4434] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4439] <... dup resumed>) = 4 [pid 4438] <... dup resumed>) = 4 [pid 4439] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4439] <... futex resumed>) = 1 [pid 4438] <... futex resumed>) = 1 [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4439] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4435] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4439] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4438] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4434] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4439] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4438] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4437] write(3, "1000", 4 [pid 4436] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4432] <... futex resumed>) = 1 [pid 4429] <... futex resumed>) = 0 [pid 4439] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4438] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4437] <... write resumed>) = 4 [pid 4436] <... mmap resumed>) = 0x20ffb000 [pid 4432] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4429] exit_group(0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4439] <... mmap resumed>) = 0x20ffb000 [pid 4438] <... mmap resumed>) = 0x20ffb000 [pid 4437] close(3 [pid 4436] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4432] <... futex resumed>) = ? [pid 4429] <... exit_group resumed>) = ? [pid 4439] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4438] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4437] <... close resumed>) = 0 [pid 4436] <... mmap resumed>) = 0x20ffd000 [pid 4432] +++ exited with 0 +++ [pid 4429] +++ exited with 0 +++ [pid 4439] <... mmap resumed>) = 0x20ffd000 [pid 4438] <... mmap resumed>) = 0x20ffd000 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4436] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4440 [pid 4439] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4437] <... futex resumed>) = 0 [pid 4436] <... futex resumed>) = 1 [pid 4430] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4440 attached [pid 4439] <... futex resumed>) = 1 [pid 4438] <... futex resumed>) = 1 [pid 4437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4436] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4430] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4440] set_robust_list(0x555555af35e0, 24 [pid 4439] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4437] <... mmap resumed>) = 0x7f556b8fa000 [pid 4436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 4440] <... set_robust_list resumed>) = 0 [pid 4439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4437] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4436] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4430] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4439] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4437] <... mprotect resumed>) = 0 [pid 4436] <... futex resumed>) = 0 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4434] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4439] <... futex resumed>) = 0 [pid 4438] <... futex resumed>) = 0 [pid 4437] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4436] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4430] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4439] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] <... futex resumed>) = 0 [pid 4439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4440] <... prctl resumed>) = 0 [pid 4439] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4438] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4437] <... clone resumed>, parent_tid=[4441], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4441 [pid 4436] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4435] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4434] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4430] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4441 attached [pid 4440] setpgid(0, 0 [pid 4439] <... io_uring_enter resumed>) = 1 [pid 4438] <... io_uring_enter resumed>) = 1 [pid 4437] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4436] <... io_uring_enter resumed>) = 1 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4442 ./strace-static-x86_64: Process 4442 attached [pid 4441] set_robust_list(0x7f556b91a9e0, 24 [pid 4440] <... setpgid resumed>) = 0 [pid 4439] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4437] <... futex resumed>) = 0 [pid 4436] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4441] <... set_robust_list resumed>) = 0 [pid 4440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4439] <... futex resumed>) = 1 [pid 4438] <... futex resumed>) = 1 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4436] <... futex resumed>) = 1 [pid 4435] <... futex resumed>) = 0 [pid 4434] <... futex resumed>) = 0 [pid 4430] <... futex resumed>) = 0 [pid 4442] set_robust_list(0x555555af35e0, 24) = 0 [pid 4441] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4440] <... openat resumed>) = 3 [pid 4439] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4436] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4435] exit_group(0 [pid 4434] exit_group(0 [pid 4430] exit_group(0 [pid 4442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4441] <... openat resumed>) = 3 [pid 4440] write(3, "1000", 4 [pid 4439] <... futex resumed>) = ? [pid 4438] <... futex resumed>) = ? [pid 4436] <... futex resumed>) = ? [pid 4435] <... exit_group resumed>) = ? [pid 4434] <... exit_group resumed>) = ? [pid 4430] <... exit_group resumed>) = ? [pid 4442] <... prctl resumed>) = 0 [pid 4441] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] <... write resumed>) = 4 [pid 4439] +++ exited with 0 +++ [pid 4438] +++ exited with 0 +++ [pid 4436] +++ exited with 0 +++ [pid 4435] +++ exited with 0 +++ [pid 4434] +++ exited with 0 +++ [pid 4441] <... futex resumed>) = 1 [pid 4437] <... futex resumed>) = 0 [ 58.321425][ T4426] VFS: Close: file count is 0 [ 58.341193][ T4429] VFS: Close: file count is 0 [ 58.366351][ T4435] VFS: Close: file count is 0 [ 58.367553][ T4434] VFS: Close: file count is 0 [pid 4442] setpgid(0, 0 [pid 4441] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4440] close(3 [pid 4430] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4442] <... setpgid resumed>) = 0 [pid 4440] <... close resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4440] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... openat resumed>) = 3 [pid 4441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4440] <... futex resumed>) = 0 [pid 4437] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4434, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4443 attached [pid 4442] write(3, "1000", 4 [pid 4441] dup(3 [pid 4440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4437] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4443] set_robust_list(0x555555af35e0, 24 [pid 4442] <... write resumed>) = 4 [pid 4441] <... dup resumed>) = 4 [pid 4440] <... mmap resumed>) = 0x7f556b8fa000 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4443 ./strace-static-x86_64: Process 4444 attached [pid 4443] <... set_robust_list resumed>) = 0 [pid 4442] close(3 [pid 4441] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4444] set_robust_list(0x555555af35e0, 24 [pid 4443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4442] <... close resumed>) = 0 [pid 4441] <... futex resumed>) = 0 [pid 4440] <... mprotect resumed>) = 0 [pid 4437] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4444 [pid 4444] <... set_robust_list resumed>) = 0 [pid 4443] <... prctl resumed>) = 0 [pid 4442] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4441] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4440] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4437] <... futex resumed>) = 0 [pid 4444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4443] setpgid(0, 0 [pid 4442] <... futex resumed>) = 0 [pid 4441] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4446 attached ./strace-static-x86_64: Process 4445 attached [pid 4444] <... prctl resumed>) = 0 [pid 4443] <... setpgid resumed>) = 0 [pid 4442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4441] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4440] <... clone resumed>, parent_tid=[4446], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4446 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4445 [pid 4444] setpgid(0, 0 [pid 4443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4442] <... mmap resumed>) = 0x7f556b8fa000 [pid 4445] set_robust_list(0x555555af35e0, 24 [pid 4444] <... setpgid resumed>) = 0 [pid 4442] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4443] <... openat resumed>) = 3 [pid 4441] <... mmap resumed>) = 0x20ffb000 [pid 4440] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] set_robust_list(0x7f556b91a9e0, 24 [pid 4445] <... set_robust_list resumed>) = 0 [pid 4446] <... set_robust_list resumed>) = 0 [pid 4444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4443] write(3, "1000", 4 [pid 4442] <... mprotect resumed>) = 0 [pid 4441] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4440] <... futex resumed>) = 0 [pid 4446] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4444] <... openat resumed>) = 3 [pid 4443] <... write resumed>) = 4 [pid 4445] <... prctl resumed>) = 0 [pid 4442] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4441] <... mmap resumed>) = 0x20ffd000 [pid 4445] setpgid(0, 0 [pid 4444] write(3, "1000", 4 [pid 4443] close(3 [pid 4441] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4447 attached [pid 4446] <... openat resumed>) = 3 [pid 4445] <... setpgid resumed>) = 0 [pid 4444] <... write resumed>) = 4 [pid 4443] <... close resumed>) = 0 [pid 4442] <... clone resumed>, parent_tid=[4447], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4447 [pid 4441] <... futex resumed>) = 1 [pid 4437] <... futex resumed>) = 0 [pid 4446] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4444] close(3 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4441] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4437] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] <... futex resumed>) = 1 [pid 4445] <... openat resumed>) = 3 [pid 4444] <... close resumed>) = 0 [pid 4443] <... futex resumed>) = 0 [pid 4442] <... futex resumed>) = 0 [pid 4441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4440] <... futex resumed>) = 0 [pid 4437] <... futex resumed>) = 0 [pid 4447] set_robust_list(0x7f556b91a9e0, 24 [pid 4446] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4445] write(3, "1000", 4 [pid 4444] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4442] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4441] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4447] <... set_robust_list resumed>) = 0 [pid 4446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4445] <... write resumed>) = 4 [pid 4444] <... futex resumed>) = 0 [pid 4443] <... mmap resumed>) = 0x7f556b8fa000 [pid 4441] <... futex resumed>) = 0 [pid 4440] <... futex resumed>) = 0 [pid 4437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4447] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4446] dup(3 [pid 4445] close(3 [pid 4444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4443] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4441] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4440] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4437] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] <... openat resumed>) = 3 [pid 4446] <... dup resumed>) = 4 [pid 4445] <... close resumed>) = 0 [pid 4444] <... mmap resumed>) = 0x7f556b8fa000 [pid 4443] <... mprotect resumed>) = 0 [pid 4441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4437] <... futex resumed>) = 0 [pid 4447] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4444] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4443] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4441] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4437] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4447] <... futex resumed>) = 1 [pid 4446] <... futex resumed>) = 1 [pid 4445] <... futex resumed>) = 0 [pid 4444] <... mprotect resumed>) = 0 [pid 4442] <... futex resumed>) = 0 [pid 4440] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4448 attached [pid 4447] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4446] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4444] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4443] <... clone resumed>, parent_tid=[4448], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4448 [pid 4442] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4441] <... io_uring_enter resumed>) = 1 [pid 4440] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4445] <... mmap resumed>) = 0x7f556b8fa000 [pid 4443] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = 0 [pid 4441] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4449 attached [pid 4448] set_robust_list(0x7f556b91a9e0, 24 [pid 4447] dup(3 [pid 4446] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4445] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4444] <... clone resumed>, parent_tid=[4449], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4449 [pid 4443] <... futex resumed>) = 0 [pid 4442] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4441] <... futex resumed>) = 1 [pid 4440] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4437] <... futex resumed>) = 0 [pid 4448] <... set_robust_list resumed>) = 0 [ 58.369177][ T4430] VFS: Close: file count is 0 [pid 4447] <... dup resumed>) = 4 [pid 4446] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4445] <... mprotect resumed>) = 0 [pid 4444] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4441] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4437] exit_group(0 [pid 4449] set_robust_list(0x7f556b91a9e0, 24 [pid 4448] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4447] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4445] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4444] <... futex resumed>) = 0 [pid 4441] <... futex resumed>) = ? [pid 4437] <... exit_group resumed>) = ? [pid 4449] <... set_robust_list resumed>) = 0 [pid 4448] <... openat resumed>) = 3 [pid 4447] <... futex resumed>) = 1 [pid 4446] <... mmap resumed>) = 0x20ffb000 [pid 4444] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4442] <... futex resumed>) = 0 [pid 4448] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4445] <... clone resumed>, parent_tid=[4450], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4450 [pid 4442] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4441] +++ exited with 0 +++ [pid 4448] <... futex resumed>) = 1 [pid 4447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4445] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = 0 [pid 4448] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4447] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4446] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4445] <... futex resumed>) = 0 [pid 4443] <... futex resumed>) = 0 [pid 4442] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4437] +++ exited with 0 +++ [pid 4449] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4447] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4446] <... mmap resumed>) = 0x20ffd000 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4443] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... openat resumed>) = 3 [pid 4448] <... futex resumed>) = 0 [pid 4447] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4446] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4443] <... futex resumed>) = 1 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4437, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4450 attached [pid 4449] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] dup(3 [pid 4447] <... mmap resumed>) = 0x20ffb000 [pid 4446] <... futex resumed>) = 1 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4440] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4450] set_robust_list(0x7f556b91a9e0, 24 [pid 4449] <... futex resumed>) = 1 [pid 4448] <... dup resumed>) = 4 [pid 4447] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4446] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4444] <... futex resumed>) = 0 [pid 4440] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4451 attached [pid 4450] <... set_robust_list resumed>) = 0 [pid 4449] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4448] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] <... mmap resumed>) = 0x20ffd000 [pid 4446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4444] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] <... futex resumed>) = 0 [pid 4450] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4448] <... futex resumed>) = 1 [pid 4447] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4444] <... futex resumed>) = 0 [pid 4443] <... futex resumed>) = 0 [pid 4440] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4451 [pid 4451] set_robust_list(0x555555af35e0, 24 [pid 4450] <... openat resumed>) = 3 [pid 4449] dup(3 [pid 4448] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4447] <... futex resumed>) = 1 [pid 4446] <... futex resumed>) = 0 [pid 4444] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4443] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = 0 [pid 4440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... set_robust_list resumed>) = 0 [pid 4450] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... dup resumed>) = 4 [pid 4448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4447] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4446] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4443] <... futex resumed>) = 0 [pid 4442] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4450] <... futex resumed>) = 1 [pid 4449] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4445] <... futex resumed>) = 0 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4442] <... futex resumed>) = 0 [pid 4440] <... futex resumed>) = 0 [pid 4451] <... prctl resumed>) = 0 [pid 4450] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4449] <... futex resumed>) = 1 [pid 4448] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4447] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4445] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4444] <... futex resumed>) = 0 [pid 4442] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4440] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4451] setpgid(0, 0 [pid 4450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4449] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4448] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4447] <... futex resumed>) = 0 [pid 4446] <... io_uring_enter resumed>) = 1 [pid 4445] <... futex resumed>) = 0 [pid 4444] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... setpgid resumed>) = 0 [pid 4450] dup(3 [pid 4449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4448] <... mmap resumed>) = 0x20ffb000 [pid 4447] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4446] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4444] <... futex resumed>) = 0 [pid 4442] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4450] <... dup resumed>) = 4 [pid 4449] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4448] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4446] <... futex resumed>) = 1 [pid 4444] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4442] <... futex resumed>) = 0 [pid 4440] <... futex resumed>) = 0 [pid 4451] <... openat resumed>) = 3 [pid 4450] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4447] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4446] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4442] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4440] exit_group(0 [pid 4448] <... mmap resumed>) = 0x20ffd000 [pid 4451] write(3, "1000", 4 [pid 4450] <... futex resumed>) = 1 [pid 4449] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4447] <... io_uring_enter resumed>) = 1 [pid 4448] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] <... futex resumed>) = ? [pid 4445] <... futex resumed>) = 0 [pid 4440] <... exit_group resumed>) = ? [pid 4451] <... write resumed>) = 4 [pid 4449] <... mmap resumed>) = 0x20ffb000 [pid 4451] close(3 [pid 4445] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4451] <... close resumed>) = 0 [pid 4451] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4451] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [ 58.424938][ T4437] VFS: Close: file count is 0 [pid 4451] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4450] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4449] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4448] <... futex resumed>) = 1 [pid 4447] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] +++ exited with 0 +++ [pid 4445] <... futex resumed>) = 0 [pid 4443] <... futex resumed>) = 0 [pid 4440] +++ exited with 0 +++ [pid 4449] <... mmap resumed>) = 0x20ffd000 [pid 4448] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] <... futex resumed>) = 1 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4443] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4440, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4451] <... clone resumed>, parent_tid=[4452], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4452 [pid 4450] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4449] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] <... futex resumed>) = 0 [pid 4447] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4443] <... futex resumed>) = 0 [pid 4442] exit_group(0 [pid 4451] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4449] <... futex resumed>) = 1 [pid 4448] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4444] <... futex resumed>) = 0 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4442] <... exit_group resumed>) = ? [pid 4447] <... futex resumed>) = ? [pid 4451] <... futex resumed>) = 0 [pid 4449] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4444] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4443] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4443] <... futex resumed>) = 1 [pid 4447] +++ exited with 0 +++ [pid 4444] <... futex resumed>) = 0 [pid 4443] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4442] +++ exited with 0 +++ [pid 4444] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4448] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4442, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4450] <... mmap resumed>) = 0x20ffb000 [pid 4449] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4453 [pid 4449] <... futex resumed>) = 1 [pid 4444] <... futex resumed>) = 0 [pid 4448] <... io_uring_enter resumed>) = 1 [pid 4449] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4448] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4444] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... io_uring_enter resumed>) = 1 [pid 4448] <... futex resumed>) = 1 [pid 4444] <... futex resumed>) = 0 [pid 4443] <... futex resumed>) = 0 [pid 4450] <... mmap resumed>) = 0x20ffd000 [pid 4449] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4444] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4443] exit_group(0./strace-static-x86_64: Process 4452 attached [pid 4450] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... futex resumed>) = 0 [pid 4448] <... futex resumed>) = ? [pid 4444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4443] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4453 attached [pid 4452] set_robust_list(0x7f556b91a9e0, 24 [pid 4450] <... futex resumed>) = 1 [pid 4449] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4448] +++ exited with 0 +++ [pid 4445] <... futex resumed>) = 0 [pid 4444] exit_group(0 [pid 4443] +++ exited with 0 +++ [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4452] <... set_robust_list resumed>) = 0 [pid 4450] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4449] <... futex resumed>) = ? [pid 4445] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4444] <... exit_group resumed>) = ? [pid 4452] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4453] set_robust_list(0x555555af35e0, 24 [pid 4452] <... openat resumed>) = 3 [pid 4450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4449] +++ exited with 0 +++ [pid 4445] <... futex resumed>) = 0 [pid 4444] +++ exited with 0 +++ [pid 4453] <... set_robust_list resumed>) = 0 [pid 4452] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4454 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4444, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4452] <... futex resumed>) = 1 [pid 4451] <... futex resumed>) = 0 [pid 4450] <... futex resumed>) = 0 [pid 4445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4454 attached [pid 4453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4452] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4451] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4445] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4454] set_robust_list(0x555555af35e0, 24 [pid 4453] <... prctl resumed>) = 0 [pid 4452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... futex resumed>) = 0 [pid 4450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4445] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] <... restart_syscall resumed>) = 0 [pid 4454] <... set_robust_list resumed>) = 0 [pid 4453] setpgid(0, 0 [pid 4452] dup(3 [pid 4451] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4450] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4445] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4452] <... dup resumed>) = 4 [pid 4454] <... prctl resumed>) = 0 [pid 4452] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4454] setpgid(0, 0 [pid 4453] <... setpgid resumed>) = 0 [pid 4452] <... futex resumed>) = 1 [pid 4451] <... futex resumed>) = 0 [pid 4450] <... io_uring_enter resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4455 [pid 4454] <... setpgid resumed>) = 0 [pid 4452] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4451] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... futex resumed>) = 0 [pid 4450] <... futex resumed>) = 1 [pid 4445] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4454] <... openat resumed>) = 3 [pid 4453] <... openat resumed>) = 3 [pid 4452] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4451] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4450] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4445] exit_group(0./strace-static-x86_64: Process 4455 attached [ 58.458574][ T4446] VFS: Close: file count is 0 [ 58.470410][ T4447] VFS: Close: file count is 0 [ 58.477192][ T4443] VFS: Close: file count is 0 [ 58.481170][ T4449] VFS: Close: file count is 0 [pid 4454] write(3, "1000", 4 [pid 4453] write(3, "1000", 4 [pid 4452] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4450] <... futex resumed>) = ? [pid 4445] <... exit_group resumed>) = ? [pid 4454] <... write resumed>) = 4 [pid 4453] <... write resumed>) = 4 [pid 4452] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4454] close(3 [pid 4452] <... mmap resumed>) = 0x20ffb000 [pid 4450] +++ exited with 0 +++ [pid 4454] <... close resumed>) = 0 [pid 4452] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4454] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4452] <... mmap resumed>) = 0x20ffd000 [pid 4454] <... futex resumed>) = 0 [pid 4452] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4456 ./strace-static-x86_64: Process 4456 attached [pid 4454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4452] <... futex resumed>) = 1 [pid 4451] <... futex resumed>) = 0 [pid 4456] set_robust_list(0x555555af35e0, 24 [pid 4454] <... mmap resumed>) = 0x7f556b8fa000 [pid 4452] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4451] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4456] <... set_robust_list resumed>) = 0 [pid 4454] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4454] <... mprotect resumed>) = 0 [pid 4452] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4451] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4456] <... prctl resumed>) = 0 [pid 4454] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4452] <... futex resumed>) = 0 [pid 4451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4457 [pid 4456] setpgid(0, 0 [pid 4455] set_robust_list(0x555555af35e0, 24 [pid 4453] close(3 [pid 4452] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4451] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] <... setpgid resumed>) = 0 [pid 4455] <... set_robust_list resumed>) = 0 [pid 4454] <... clone resumed>, parent_tid=[4458], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4458 [pid 4453] <... close resumed>) = 0 [pid 4452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4451] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4458 attached [pid 4456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4454] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4452] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4451] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4458] set_robust_list(0x7f556b91a9e0, 24 [pid 4456] <... openat resumed>) = 3 [pid 4455] <... prctl resumed>) = 0 [pid 4454] <... futex resumed>) = 0 [pid 4453] <... futex resumed>) = 0 [pid 4452] <... io_uring_enter resumed>) = 1 [pid 4458] <... set_robust_list resumed>) = 0 [pid 4456] write(3, "1000", 4 [pid 4455] setpgid(0, 0 [pid 4454] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4452] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4457 attached [pid 4458] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4456] <... write resumed>) = 4 [pid 4455] <... setpgid resumed>) = 0 [pid 4453] <... mmap resumed>) = 0x7f556b8fa000 [pid 4452] <... futex resumed>) = 1 [pid 4451] <... futex resumed>) = 0 [pid 4457] set_robust_list(0x555555af35e0, 24 [pid 4456] close(3 [pid 4453] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4452] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4451] exit_group(0 [pid 4455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4458] <... openat resumed>) = 3 [pid 4457] <... set_robust_list resumed>) = 0 [pid 4456] <... close resumed>) = 0 [pid 4453] <... mprotect resumed>) = 0 [pid 4452] <... futex resumed>) = ? [pid 4451] <... exit_group resumed>) = ? [pid 4458] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4456] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] <... openat resumed>) = 3 [pid 4453] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4452] +++ exited with 0 +++ [pid 4451] +++ exited with 0 +++ [pid 4458] <... futex resumed>) = 1 [pid 4457] <... prctl resumed>) = 0 [pid 4456] <... futex resumed>) = 0 [pid 4455] write(3, "1000", 4 [pid 4454] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4458] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4457] setpgid(0, 0 [pid 4456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4455] <... write resumed>) = 4 [pid 4454] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] <... clone resumed>, parent_tid=[4459], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4459 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4457] <... setpgid resumed>) = 0 [pid 4456] <... mmap resumed>) = 0x7f556b8fa000 [pid 4455] close(3 [pid 4454] <... futex resumed>) = 0 [pid 4453] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4458] dup(3 [pid 4457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4456] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4454] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4459 attached [pid 4457] <... openat resumed>) = 3 [pid 4456] <... mprotect resumed>) = 0 [pid 4459] set_robust_list(0x7f556b91a9e0, 24 [pid 4457] write(3, "1000", 4 [pid 4456] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4459] <... set_robust_list resumed>) = 0 [pid 4457] <... write resumed>) = 4 [pid 4459] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4457] close(3 [pid 4456] <... clone resumed>, parent_tid=[4460], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4460 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4461 [pid 4459] <... openat resumed>) = 3 [pid 4458] <... dup resumed>) = 4 [pid 4457] <... close resumed>) = 0 [pid 4456] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] <... close resumed>) = 0 [pid 4453] <... futex resumed>) = 0 [pid 4459] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4458] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] <... futex resumed>) = 0 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4459] <... futex resumed>) = 0 [pid 4458] <... futex resumed>) = 1 [pid 4457] <... futex resumed>) = 0 [pid 4456] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4455] <... futex resumed>) = 0 [pid 4454] <... futex resumed>) = 0 [pid 4453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4460 attached [pid 4459] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4458] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4454] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4457] <... mmap resumed>) = 0x7f556b8fa000 [pid 4455] <... mmap resumed>) = 0x7f556b8fa000 [pid 4454] <... futex resumed>) = 0 [pid 4453] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4461 attached [pid 4460] set_robust_list(0x7f556b91a9e0, 24 [pid 4459] dup(3 [pid 4458] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4457] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4455] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4454] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4453] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4461] set_robust_list(0x555555af35e0, 24 [pid 4460] <... set_robust_list resumed>) = 0 [pid 4459] <... dup resumed>) = 4 [pid 4458] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4457] <... mprotect resumed>) = 0 [pid 4455] <... mprotect resumed>) = 0 [pid 4461] <... set_robust_list resumed>) = 0 [pid 4460] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4459] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4458] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4457] clone(child_stack=0x7f556b91a3f0, 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 4462 attached [pid 4461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4460] <... openat resumed>) = 3 [pid 4459] <... futex resumed>) = 1 [pid 4458] <... mmap resumed>) = 0x20ffb000 [pid 4455] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4453] <... futex resumed>) = 0 [pid 4461] <... prctl resumed>) = 0 [pid 4460] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4459] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4458] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4457] <... clone resumed>, parent_tid=[4462], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4462 [pid 4453] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] <... futex resumed>) = 1 [pid 4459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4458] <... mmap resumed>) = 0x20ffd000 [pid 4457] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] <... futex resumed>) = 0 [pid 4455] <... clone resumed>, parent_tid=[4463], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4463 [pid 4453] <... futex resumed>) = 0 [pid 4461] setpgid(0, 0) = 0 [pid 4460] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4459] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4458] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] <... futex resumed>) = 0 [pid 4456] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4463 attached [pid 4461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4459] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4458] <... futex resumed>) = 1 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4456] <... futex resumed>) = 0 [pid 4455] <... futex resumed>) = 0 [pid 4454] <... futex resumed>) = 0 [pid 4462] set_robust_list(0x7f556b91a9e0, 24 [pid 4460] dup(3 [pid 4459] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4456] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4454] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] set_robust_list(0x7f556b91a9e0, 24 [pid 4462] <... set_robust_list resumed>) = 0 [pid 4461] <... openat resumed>) = 3 [pid 4460] <... dup resumed>) = 4 [pid 4459] <... mmap resumed>) = 0x20ffb000 [pid 4458] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4454] <... futex resumed>) = 0 [pid 4463] <... set_robust_list resumed>) = 0 [pid 4462] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4461] write(3, "1000", 4 [pid 4460] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4459] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4458] <... futex resumed>) = 0 [pid 4454] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4463] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4462] <... openat resumed>) = 3 [pid 4461] <... write resumed>) = 4 [pid 4460] <... futex resumed>) = 1 [pid 4459] <... mmap resumed>) = 0x20ffd000 [pid 4458] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4456] <... futex resumed>) = 0 [pid 4454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4463] <... openat resumed>) = 3 [pid 4462] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] close(3 [pid 4460] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4459] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4454] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4462] <... futex resumed>) = 1 [pid 4461] <... close resumed>) = 0 [pid 4460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4459] <... futex resumed>) = 1 [pid 4458] <... futex resumed>) = 0 [pid 4457] <... futex resumed>) = 0 [pid 4456] <... futex resumed>) = 0 [pid 4454] <... futex resumed>) = 1 [pid 4453] <... futex resumed>) = 0 [pid 4463] <... futex resumed>) = 1 [pid 4462] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4461] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4459] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4458] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4457] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4455] <... futex resumed>) = 0 [pid 4454] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4453] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4461] <... futex resumed>) = 0 [pid 4460] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4458] <... io_uring_enter resumed>) = 1 [pid 4457] <... futex resumed>) = 0 [pid 4455] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] <... futex resumed>) = 0 [pid 4463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4462] dup(3 [pid 4461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4460] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4459] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4458] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4455] <... futex resumed>) = 0 [pid 4453] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4463] dup(3 [pid 4462] <... dup resumed>) = 4 [pid 4461] <... mmap resumed>) = 0x7f556b8fa000 [pid 4460] <... mmap resumed>) = 0x20ffb000 [pid 4459] <... futex resumed>) = 0 [pid 4458] <... futex resumed>) = 1 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4454] <... futex resumed>) = 0 [pid 4453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4463] <... dup resumed>) = 4 [pid 4462] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4460] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4459] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4458] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4454] exit_group(0 [pid 4453] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4462] <... futex resumed>) = 1 [pid 4461] <... mprotect resumed>) = 0 [pid 4460] <... mmap resumed>) = 0x20ffd000 [pid 4459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4458] <... futex resumed>) = ? [pid 4457] <... futex resumed>) = 0 [pid 4454] <... exit_group resumed>) = ? [pid 4453] <... futex resumed>) = 0 [ 58.508877][ T4445] VFS: Close: file count is 0 [ 58.525038][ T4451] VFS: Close: file count is 0 [pid 4463] <... futex resumed>) = 1 [pid 4462] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4461] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4460] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4459] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4458] +++ exited with 0 +++ [pid 4457] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] <... futex resumed>) = 0 [pid 4454] +++ exited with 0 +++ [pid 4453] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4463] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4460] <... futex resumed>) = 1 [pid 4459] <... io_uring_enter resumed>) = 1 [pid 4457] <... futex resumed>) = 0 [pid 4456] <... futex resumed>) = 0 [pid 4460] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4459] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4456] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4459] <... futex resumed>) = 1 [pid 4456] <... futex resumed>) = 0 [pid 4453] <... futex resumed>) = 0 [pid 4460] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4459] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4456] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4453] exit_group(0 [pid 4460] <... futex resumed>) = 0 [pid 4459] <... futex resumed>) = ? [pid 4456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4453] <... exit_group resumed>) = ? [pid 4463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4460] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4459] +++ exited with 0 +++ [pid 4456] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4453] +++ exited with 0 +++ [pid 4463] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4462] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4461] <... clone resumed>, parent_tid=[4464], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4464 [pid 4460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4456] <... futex resumed>) = 0 [pid 4455] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4454, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4464 attached [pid 4463] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4460] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4456] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4464] set_robust_list(0x7f556b91a9e0, 24 [pid 4463] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4462] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4461] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] <... io_uring_enter resumed>) = 1 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4464] <... set_robust_list resumed>) = 0 [pid 4463] <... mmap resumed>) = 0x20ffb000 [pid 4462] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4461] <... futex resumed>) = 0 [pid 4460] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4464] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4463] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4462] <... mmap resumed>) = 0x20ffb000 [pid 4461] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4460] <... futex resumed>) = 1 [pid 4456] <... futex resumed>) = 0 [pid 4464] <... openat resumed>) = 3 [pid 4462] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4460] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4456] exit_group(0 [pid 4464] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] <... mmap resumed>) = 0x20ffd000 [pid 4460] <... futex resumed>) = ? [pid 4456] <... exit_group resumed>) = ? [pid 4462] <... mmap resumed>) = 0x20ffd000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4464] <... futex resumed>) = 1 [pid 4460] +++ exited with 0 +++ [pid 4456] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4465 [pid 4464] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4465 attached [pid 4465] set_robust_list(0x555555af35e0, 24) = 0 [pid 4465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4465] setpgid(0, 0) = 0 [pid 4465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4461] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4456, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4465] <... openat resumed>) = 3 [pid 4463] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4462] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4465] write(3, "1000", 4 [pid 4463] <... futex resumed>) = 1 [pid 4462] <... futex resumed>) = 1 [pid 4461] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] <... futex resumed>) = 0 [pid 4455] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4466 [pid 4465] <... write resumed>) = 4 [pid 4457] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4465] close(3 [pid 4457] <... futex resumed>) = 0 [pid 4465] <... close resumed>) = 0 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4465] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4466 attached ) = 0 [pid 4466] set_robust_list(0x555555af35e0, 24 [pid 4465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4466] <... set_robust_list resumed>) = 0 [pid 4465] <... mmap resumed>) = 0x7f556b8fa000 [pid 4466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4465] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4466] <... prctl resumed>) = 0 [pid 4465] <... mprotect resumed>) = 0 [pid 4466] setpgid(0, 0 [pid 4465] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4466] <... setpgid resumed>) = 0 [pid 4466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4465] <... clone resumed>, parent_tid=[4467], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4467 [pid 4466] <... openat resumed>) = 3 [pid 4465] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... futex resumed>) = 0 [pid 4463] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4462] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] <... futex resumed>) = 1 [pid 4455] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4466] write(3, "1000", 4 [pid 4465] <... futex resumed>) = 0 [pid 4464] dup(3 [pid 4466] <... write resumed>) = 4 [pid 4465] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4464] <... dup resumed>) = 4 [pid 4466] close(3 [pid 4464] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4466] <... close resumed>) = 0 [pid 4464] <... futex resumed>) = 0 [pid 4466] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4466] <... futex resumed>) = 0 [pid 4466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4466] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4466] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4463] <... futex resumed>) = 0 [pid 4462] <... futex resumed>) = 1 [pid 4461] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4457] <... futex resumed>) = 0 [pid 4455] <... futex resumed>) = 0 [pid 4463] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4462] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4457] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4467 attached [pid 4466] <... clone resumed>, parent_tid=[4468], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4468 [pid 4462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4461] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] <... futex resumed>) = 0 [pid 4455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4467] set_robust_list(0x7f556b91a9e0, 24 [pid 4466] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... futex resumed>) = 0 [pid 4462] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4461] <... futex resumed>) = 1 [pid 4457] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4455] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] <... set_robust_list resumed>) = 0 [pid 4466] <... futex resumed>) = 0 [pid 4464] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4462] <... io_uring_enter resumed>) = 1 [pid 4461] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4455] <... futex resumed>) = 1 [pid 4463] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4467] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4466] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4464] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4463] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4462] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4467] <... openat resumed>) = 3 [pid 4464] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4463] <... io_uring_enter resumed>) = 1 [pid 4462] <... futex resumed>) = 1 [pid 4457] <... futex resumed>) = 0 [pid 4467] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... mmap resumed>) = 0x20ffb000 [pid 4463] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4462] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4457] exit_group(0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4469 ./strace-static-x86_64: Process 4468 attached [pid 4467] <... futex resumed>) = 1 [pid 4465] <... futex resumed>) = 0 [pid 4464] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4463] <... futex resumed>) = 1 [pid 4462] <... futex resumed>) = ? [pid 4457] <... exit_group resumed>) = ? [pid 4455] <... futex resumed>) = 0 [pid 4468] set_robust_list(0x7f556b91a9e0, 24 [pid 4467] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4465] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... mmap resumed>) = 0x20ffd000 [pid 4463] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4469 attached [pid 4467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4465] <... futex resumed>) = 0 [pid 4464] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4469] set_robust_list(0x555555af35e0, 24 [pid 4467] dup(3 [pid 4465] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4464] <... futex resumed>) = 1 [pid 4462] +++ exited with 0 +++ [pid 4461] <... futex resumed>) = 0 [pid 4457] +++ exited with 0 +++ [pid 4455] exit_group(0 [pid 4469] <... set_robust_list resumed>) = 0 [pid 4467] <... dup resumed>) = 4 [pid 4464] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4463] <... futex resumed>) = ? [pid 4461] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] <... exit_group resumed>) = ? [pid 4469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4468] <... set_robust_list resumed>) = 0 [pid 4467] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4463] +++ exited with 0 +++ [pid 4461] <... futex resumed>) = 0 [pid 4469] <... prctl resumed>) = 0 [pid 4467] <... futex resumed>) = 1 [pid 4465] <... futex resumed>) = 0 [pid 4464] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4469] setpgid(0, 0 [pid 4467] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4465] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... futex resumed>) = 0 [pid 4461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4469] <... setpgid resumed>) = 0 [pid 4467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4465] <... futex resumed>) = 0 [pid 4464] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4461] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4457, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4468] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4467] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4465] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4461] <... futex resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4469] <... openat resumed>) = 3 [pid 4468] <... openat resumed>) = 3 [pid 4467] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4464] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4461] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... restart_syscall resumed>) = 0 [ 58.568109][ T4454] VFS: Close: file count is 0 [ 58.574968][ T4453] VFS: Close: file count is 0 [ 58.583553][ T4456] VFS: Close: file count is 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4469] write(3, "1000", 4 [pid 4468] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4464] <... io_uring_enter resumed>) = 1 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4469] <... write resumed>) = 4 [pid 4467] <... mmap resumed>) = 0x20ffb000 [pid 4464] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4469] close(3 [pid 4467] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4464] <... futex resumed>) = 1 [pid 4461] <... futex resumed>) = 0 [pid 4469] <... close resumed>) = 0 [pid 4467] <... mmap resumed>) = 0x20ffd000 [pid 4464] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4461] exit_group(0 [pid 4469] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] <... futex resumed>) = ? [pid 4461] <... exit_group resumed>) = ? [pid 4469] <... futex resumed>) = 0 [pid 4467] <... futex resumed>) = 1 [pid 4465] <... futex resumed>) = 0 [pid 4464] +++ exited with 0 +++ [pid 4461] +++ exited with 0 +++ [pid 4469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4467] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4465] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4469] <... mmap resumed>) = 0x7f556b8fa000 [pid 4467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4465] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4469] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4467] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4465] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4469] <... mprotect resumed>) = 0 [pid 4467] <... futex resumed>) = 0 [pid 4465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4469] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4467] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4465] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4470 [pid 4467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4465] <... futex resumed>) = 0 [pid 4469] <... clone resumed>, parent_tid=[4471], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4471 [pid 4467] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4465] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4469] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] <... io_uring_enter resumed>) = 1 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4468] <... futex resumed>) = 1 [pid 4466] <... futex resumed>) = 0 [pid 4469] <... futex resumed>) = 0 [pid 4467] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4466] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4469] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4467] <... futex resumed>) = 1 [pid 4466] <... futex resumed>) = 0 [pid 4465] <... futex resumed>) = 0 [pid 4468] dup(3 [pid 4467] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4466] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4465] exit_group(0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4468] <... dup resumed>) = 4 [pid 4467] <... futex resumed>) = ? [pid 4465] <... exit_group resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4472 ./strace-static-x86_64: Process 4472 attached [pid 4468] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] +++ exited with 0 +++ [pid 4465] +++ exited with 0 +++ ./strace-static-x86_64: Process 4471 attached [pid 4471] set_robust_list(0x7f556b91a9e0, 24) = 0 ./strace-static-x86_64: Process 4470 attached [pid 4471] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4471] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] set_robust_list(0x555555af35e0, 24 [pid 4471] <... futex resumed>) = 1 [pid 4470] <... set_robust_list resumed>) = 0 [pid 4469] <... futex resumed>) = 0 [pid 4471] dup(3 [pid 4470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4469] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4471] <... dup resumed>) = 4 [pid 4470] <... prctl resumed>) = 0 [pid 4469] <... futex resumed>) = 0 [pid 4471] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] setpgid(0, 0 [pid 4469] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4473 attached [pid 4471] <... futex resumed>) = 0 [pid 4470] <... setpgid resumed>) = 0 [pid 4469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] set_robust_list(0x555555af35e0, 24 [pid 4472] set_robust_list(0x555555af35e0, 24 [pid 4471] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4469] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] <... futex resumed>) = 1 [pid 4466] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4473 [pid 4473] <... set_robust_list resumed>) = 0 [pid 4471] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4470] <... openat resumed>) = 3 [pid 4469] <... futex resumed>) = 0 [pid 4466] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4471] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4470] write(3, "1000", 4 [pid 4469] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4466] <... futex resumed>) = 0 [pid 4473] <... prctl resumed>) = 0 [pid 4471] <... mmap resumed>) = 0x20ffb000 [pid 4470] <... write resumed>) = 4 [pid 4466] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4473] setpgid(0, 0 [pid 4471] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4470] close(3 [pid 4473] <... setpgid resumed>) = 0 [pid 4471] <... mmap resumed>) = 0x20ffd000 [pid 4470] <... close resumed>) = 0 [pid 4473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4471] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] <... openat resumed>) = 3 [pid 4471] <... futex resumed>) = 1 [pid 4470] <... futex resumed>) = 0 [pid 4469] <... futex resumed>) = 0 [pid 4472] <... set_robust_list resumed>) = 0 [pid 4468] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4473] write(3, "1000", 4 [pid 4471] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4469] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] <... write resumed>) = 4 [pid 4471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4470] <... mmap resumed>) = 0x7f556b8fa000 [pid 4469] <... futex resumed>) = 0 [pid 4468] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4473] close(3 [pid 4472] <... prctl resumed>) = 0 [pid 4471] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4469] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4468] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4473] <... close resumed>) = 0 [pid 4471] <... futex resumed>) = 0 [pid 4470] <... mprotect resumed>) = 0 [pid 4469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4471] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4470] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4469] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] <... futex resumed>) = 0 [pid 4472] setpgid(0, 0 [pid 4471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4469] <... futex resumed>) = 0 [pid 4468] <... mmap resumed>) = 0x20ffb000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4474 [pid 4473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4472] <... setpgid resumed>) = 0 [pid 4471] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4470] <... clone resumed>, parent_tid=[4475], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4475 [pid 4469] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4468] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000./strace-static-x86_64: Process 4474 attached [pid 4473] <... mmap resumed>) = 0x7f556b8fa000 [pid 4472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4471] <... io_uring_enter resumed>) = 1 [pid 4470] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] <... mmap resumed>) = 0x20ffd000 [pid 4474] set_robust_list(0x555555af35e0, 24 [pid 4473] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4472] <... openat resumed>) = 3 [pid 4471] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] <... futex resumed>) = 0 [pid 4468] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4475 attached [pid 4474] <... set_robust_list resumed>) = 0 [pid 4473] <... mprotect resumed>) = 0 [pid 4472] write(3, "1000", 4 [pid 4471] <... futex resumed>) = 1 [pid 4470] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4469] <... futex resumed>) = 0 [pid 4468] <... futex resumed>) = 1 [pid 4466] <... futex resumed>) = 0 [pid 4475] set_robust_list(0x7f556b91a9e0, 24 [pid 4474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4473] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4472] <... write resumed>) = 4 [pid 4471] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4469] exit_group(0 [pid 4468] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4466] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4476 attached [pid 4475] <... set_robust_list resumed>) = 0 [pid 4474] <... prctl resumed>) = 0 [pid 4472] close(3 [pid 4471] <... futex resumed>) = ? [pid 4469] <... exit_group resumed>) = ? [pid 4468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4466] <... futex resumed>) = 0 [pid 4475] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4474] setpgid(0, 0 [pid 4473] <... clone resumed>, parent_tid=[4476], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4476 [pid 4472] <... close resumed>) = 0 [pid 4471] +++ exited with 0 +++ [pid 4469] +++ exited with 0 +++ [pid 4468] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4466] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4476] set_robust_list(0x7f556b91a9e0, 24 [pid 4475] <... openat resumed>) = 3 [pid 4474] <... setpgid resumed>) = 0 [pid 4473] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4472] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] <... futex resumed>) = 0 [pid 4466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4469, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4476] <... set_robust_list resumed>) = 0 [pid 4475] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4473] <... futex resumed>) = 0 [pid 4472] <... futex resumed>) = 0 [pid 4468] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4466] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... futex resumed>) = 1 [pid 4474] <... openat resumed>) = 3 [pid 4473] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4470] <... futex resumed>) = 0 [pid 4468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4466] <... futex resumed>) = 0 [pid 4476] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [ 58.609805][ T4462] VFS: Close: file count is 0 [ 58.613762][ T4455] VFS: Close: file count is 0 [ 58.623571][ T4461] VFS: Close: file count is 0 [ 58.634649][ T4465] VFS: Close: file count is 0 [pid 4475] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] write(3, "1000", 4 [pid 4472] <... mmap resumed>) = 0x7f556b8fa000 [pid 4470] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4466] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4474] <... write resumed>) = 4 [pid 4472] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4470] <... futex resumed>) = 0 [pid 4468] <... io_uring_enter resumed>) = 1 [pid 4475] dup(3 [pid 4474] close(3 [pid 4470] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4475] <... dup resumed>) = 4 [pid 4474] <... close resumed>) = 0 [pid 4475] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... futex resumed>) = 1 [pid 4474] <... futex resumed>) = 0 [pid 4470] <... futex resumed>) = 0 [pid 4475] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4470] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4474] <... mmap resumed>) = 0x7f556b8fa000 [pid 4470] <... futex resumed>) = 0 [pid 4475] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4474] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4470] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4475] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4474] <... mprotect resumed>) = 0 [pid 4475] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4474] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4475] <... mmap resumed>) = 0x20ffb000 [pid 4472] <... mprotect resumed>) = 0 [pid 4468] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] <... openat resumed>) = 3 [pid 4475] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4474] <... clone resumed>, parent_tid=[4477], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4477 [pid 4472] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4476] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... mmap resumed>) = 0x20ffd000 [pid 4474] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] <... futex resumed>) = 1 [pid 4466] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4476] <... futex resumed>) = 1 [pid 4475] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] <... futex resumed>) = 0 [pid 4473] <... futex resumed>) = 0 [pid 4468] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4466] exit_group(0 [pid 4475] <... futex resumed>) = 1 [pid 4474] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4473] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] <... futex resumed>) = 0 [pid 4466] <... exit_group resumed>) = ? [pid 4472] <... clone resumed>, parent_tid=[4478], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4478 [pid 4468] <... futex resumed>) = ? [pid 4476] dup(3 [pid 4475] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4473] <... futex resumed>) = 0 [pid 4472] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4470] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4479 attached [pid 4475] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4479] set_robust_list(0x555555af35e0, 24 [pid 4475] <... futex resumed>) = 0 [pid 4470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4477 attached [pid 4479] <... set_robust_list resumed>) = 0 [pid 4475] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4476] <... dup resumed>) = 4 [pid 4472] <... futex resumed>) = 0 [pid 4470] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] +++ exited with 0 +++ [pid 4466] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4479 [pid 4479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4477] set_robust_list(0x7f556b91a9e0, 24 [pid 4476] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4472] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4470] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4478 attached [pid 4479] <... prctl resumed>) = 0 [pid 4477] <... set_robust_list resumed>) = 0 [pid 4476] <... futex resumed>) = 1 [pid 4475] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4473] <... futex resumed>) = 0 [pid 4470] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4466, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4479] setpgid(0, 0 [pid 4478] set_robust_list(0x7f556b91a9e0, 24 [pid 4477] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4476] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4475] <... io_uring_enter resumed>) = 1 [pid 4473] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4479] <... setpgid resumed>) = 0 [pid 4478] <... set_robust_list resumed>) = 0 [pid 4477] <... openat resumed>) = 3 [pid 4476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4475] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] <... futex resumed>) = 0 [pid 4479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4478] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4477] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4475] <... futex resumed>) = 1 [pid 4473] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4470] <... futex resumed>) = 0 [pid 4479] <... openat resumed>) = 3 [pid 4478] <... openat resumed>) = 3 [pid 4477] <... futex resumed>) = 1 [pid 4475] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] <... futex resumed>) = 0 [pid 4470] exit_group(0 [pid 4479] write(3, "1000", 4 [pid 4478] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4477] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4475] <... futex resumed>) = ? [pid 4474] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4470] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4480 attached [pid 4479] <... write resumed>) = 4 [pid 4478] <... futex resumed>) = 1 [pid 4477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4475] +++ exited with 0 +++ [pid 4474] <... futex resumed>) = 0 [pid 4470] +++ exited with 0 +++ [pid 4480] set_robust_list(0x555555af35e0, 24 [pid 4479] close(3 [pid 4478] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4477] dup(3 [pid 4474] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4470, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4480] <... set_robust_list resumed>) = 0 [pid 4479] <... close resumed>) = 0 [pid 4477] <... dup resumed>) = 4 [pid 4480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4479] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4477] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] <... prctl resumed>) = 0 [pid 4479] <... futex resumed>) = 0 [pid 4477] <... futex resumed>) = 1 [pid 4474] <... futex resumed>) = 0 [pid 4480] setpgid(0, 0 [pid 4479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4477] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] <... setpgid resumed>) = 0 [pid 4479] <... mmap resumed>) = 0x7f556b8fa000 [pid 4477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4474] <... futex resumed>) = 0 [pid 4480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4479] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4477] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4474] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4480] <... openat resumed>) = 3 [pid 4479] <... mprotect resumed>) = 0 [pid 4477] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4472] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4480 [pid 4480] write(3, "1000", 4 [pid 4479] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4477] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4476] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4472] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4482 attached [pid 4480] <... write resumed>) = 4 [pid 4478] <... futex resumed>) = 0 [pid 4477] <... mmap resumed>) = 0x20ffb000 [pid 4476] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4472] <... futex resumed>) = 1 [pid 4480] close(3 [pid 4479] <... clone resumed>, parent_tid=[4481], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4481 [pid 4478] dup(3 [pid 4477] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4482 [pid 4480] <... close resumed>) = 0 [pid 4479] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4478] <... dup resumed>) = 4 [pid 4477] <... mmap resumed>) = 0x20ffd000 [pid 4476] <... mmap resumed>) = 0x20ffb000 [pid 4472] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4480] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4479] <... futex resumed>) = 0 [pid 4478] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4477] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] <... futex resumed>) = 0 [pid 4479] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4478] <... futex resumed>) = 0 [pid 4477] <... futex resumed>) = 1 [pid 4476] <... mmap resumed>) = 0x20ffd000 [pid 4474] <... futex resumed>) = 0 [pid 4480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4478] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4477] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4476] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4472] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4481 attached [pid 4480] <... mmap resumed>) = 0x7f556b8fa000 [pid 4478] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4476] <... futex resumed>) = 1 [pid 4474] <... futex resumed>) = 0 [pid 4473] <... futex resumed>) = 0 [pid 4472] <... futex resumed>) = 0 [pid 4481] set_robust_list(0x7f556b91a9e0, 24 [pid 4480] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4478] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4477] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4473] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4472] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4481] <... set_robust_list resumed>) = 0 [pid 4480] <... mprotect resumed>) = 0 [pid 4478] <... mmap resumed>) = 0x20ffb000 [pid 4477] <... futex resumed>) = 0 [pid 4476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] <... futex resumed>) = 0 [pid 4482] set_robust_list(0x555555af35e0, 24) = 0 [pid 4481] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4480] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4478] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4477] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4476] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4481] <... openat resumed>) = 3 [pid 4478] <... mmap resumed>) = 0x20ffd000 [pid 4477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4476] <... futex resumed>) = 0 [pid 4474] <... futex resumed>) = 0 [pid 4473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4482] <... prctl resumed>) = 0 [pid 4481] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] <... clone resumed>, parent_tid=[4483], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4483 [pid 4478] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4477] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4476] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4473] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4482] setpgid(0, 0 [pid 4481] <... futex resumed>) = 1 [pid 4480] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4479] <... futex resumed>) = 0 [pid 4478] <... futex resumed>) = 1 [pid 4477] <... io_uring_enter resumed>) = 1 [pid 4476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] <... futex resumed>) = 0 [pid 4472] <... futex resumed>) = 0 [pid 4482] <... setpgid resumed>) = 0 [pid 4481] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4480] <... futex resumed>) = 0 [pid 4479] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4478] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4477] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4473] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4472] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4479] <... futex resumed>) = 0 [pid 4478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4477] <... futex resumed>) = 1 [pid 4476] <... io_uring_enter resumed>) = 1 [pid 4474] <... futex resumed>) = 0 [pid 4472] <... futex resumed>) = 0 [pid 4482] <... openat resumed>) = 3 [pid 4481] dup(3 [pid 4479] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4478] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4477] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4476] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4474] exit_group(0 [pid 4472] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4483 attached [pid 4482] write(3, "1000", 4 [pid 4481] <... dup resumed>) = 4 [pid 4478] <... futex resumed>) = 0 [pid 4477] <... futex resumed>) = ? [pid 4476] <... futex resumed>) = 1 [pid 4474] <... exit_group resumed>) = ? [pid 4473] <... futex resumed>) = 0 [pid 4472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4483] set_robust_list(0x7f556b91a9e0, 24 [pid 4482] <... write resumed>) = 4 [pid 4481] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4478] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4477] +++ exited with 0 +++ [pid 4476] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] +++ exited with 0 +++ [pid 4473] exit_group(0 [pid 4472] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] <... set_robust_list resumed>) = 0 [pid 4482] close(3 [pid 4481] <... futex resumed>) = 1 [pid 4479] <... futex resumed>) = 0 [pid 4478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4476] <... futex resumed>) = ? [pid 4473] <... exit_group resumed>) = ? [ 58.662178][ T4469] VFS: Close: file count is 0 [ 58.681514][ T4468] VFS: Close: file count is 0 [ 58.693106][ T4470] VFS: Close: file count is 0 [pid 4472] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4474, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4483] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4482] <... close resumed>) = 0 [pid 4481] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4479] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4478] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4476] +++ exited with 0 +++ [pid 4473] +++ exited with 0 +++ [pid 4472] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4479] <... futex resumed>) = 0 [pid 4478] <... io_uring_enter resumed>) = 1 [pid 4481] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4479] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4478] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4481] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4478] <... futex resumed>) = 1 [pid 4472] <... futex resumed>) = 0 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4481] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4478] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4472] exit_group(0 [pid 4481] <... mmap resumed>) = 0x20ffb000 [pid 4478] <... futex resumed>) = ? [pid 4472] <... exit_group resumed>) = ? [pid 4481] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4478] +++ exited with 0 +++ [pid 4472] +++ exited with 0 +++ [pid 4481] <... mmap resumed>) = 0x20ffd000 [pid 4481] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4479] <... futex resumed>) = 0 [pid 4481] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4479] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4479] <... futex resumed>) = 0 [pid 4481] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4479] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4481] <... futex resumed>) = 0 [pid 4479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4472, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4482] <... futex resumed>) = 0 [pid 4481] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4479] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4483] <... openat resumed>) = 3 [pid 4482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4483] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4479] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4482] <... mmap resumed>) = 0x7f556b8fa000 [pid 4481] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4479] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4481] <... io_uring_enter resumed>) = 1 [pid 4481] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4479] <... futex resumed>) = 0 [pid 4481] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4479] exit_group(0 [pid 4481] <... futex resumed>) = ? [pid 4479] <... exit_group resumed>) = ? [pid 4483] <... futex resumed>) = 1 [pid 4482] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4481] +++ exited with 0 +++ [pid 4480] <... futex resumed>) = 0 [pid 4479] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4484 [pid 4480] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4480] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4484 attached [pid 4484] set_robust_list(0x555555af35e0, 24) = 0 [pid 4484] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4485 attached [pid 4485] set_robust_list(0x555555af35e0, 24 [pid 4484] <... prctl resumed>) = 0 [pid 4484] setpgid(0, 0 [pid 4485] <... set_robust_list resumed>) = 0 [pid 4484] <... setpgid resumed>) = 0 [pid 4485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4483] dup(3 [pid 4482] <... mprotect resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4485 [pid 4485] <... prctl resumed>) = 0 [pid 4484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4485] setpgid(0, 0 [pid 4484] <... openat resumed>) = 3 [pid 4485] <... setpgid resumed>) = 0 [pid 4484] write(3, "1000", 4 [pid 4485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4484] <... write resumed>) = 4 [pid 4485] <... openat resumed>) = 3 [pid 4484] close(3 [pid 4485] write(3, "1000", 4 [pid 4484] <... close resumed>) = 0 [pid 4483] <... dup resumed>) = 4 [pid 4482] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4485] <... write resumed>) = 4 [pid 4484] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4485] close(3 [pid 4484] <... futex resumed>) = 0 [pid 4483] <... futex resumed>) = 1 [pid 4482] <... clone resumed>, parent_tid=[4486], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4486 [pid 4480] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4486 attached [pid 4485] <... close resumed>) = 0 [pid 4484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4483] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4482] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] <... mmap resumed>) = 0x7f556b8fa000 [pid 4480] <... futex resumed>) = 0 [pid 4485] <... futex resumed>) = 0 [pid 4484] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4480] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4484] <... mprotect resumed>) = 0 [pid 4483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4482] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4487 ./strace-static-x86_64: Process 4488 attached [pid 4486] set_robust_list(0x7f556b91a9e0, 24 [pid 4485] <... mmap resumed>) = 0x7f556b8fa000 [pid 4484] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4483] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4488 [pid 4486] <... set_robust_list resumed>) = 0 [pid 4485] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4487 attached [pid 4486] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4485] <... mprotect resumed>) = 0 [pid 4484] <... clone resumed>, parent_tid=[4489], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4489 [pid 4483] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 ./strace-static-x86_64: Process 4489 attached [pid 4488] set_robust_list(0x555555af35e0, 24 [pid 4487] set_robust_list(0x555555af35e0, 24 [pid 4486] <... openat resumed>) = 3 [pid 4485] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4484] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] <... set_robust_list resumed>) = 0 [pid 4486] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] <... futex resumed>) = 0 [pid 4483] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4488] <... set_robust_list resumed>) = 0 [pid 4489] set_robust_list(0x7f556b91a9e0, 24 [pid 4487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4486] <... futex resumed>) = 1 [pid 4484] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4482] <... futex resumed>) = 0 [pid 4487] <... prctl resumed>) = 0 [pid 4486] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4485] <... clone resumed>, parent_tid=[4490], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4490 [pid 4483] <... mmap resumed>) = 0x20ffb000 [pid 4482] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4487] setpgid(0, 0 [pid 4486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4485] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4482] <... futex resumed>) = 0 [pid 4488] <... prctl resumed>) = 0 [pid 4487] <... setpgid resumed>) = 0 [pid 4486] dup(3 [pid 4485] <... futex resumed>) = 0 [pid 4483] <... mmap resumed>) = 0x20ffd000 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4489] <... set_robust_list resumed>) = 0 [pid 4488] setpgid(0, 0 [pid 4487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4486] <... dup resumed>) = 4 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4483] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4488] <... setpgid resumed>) = 0 [pid 4487] <... openat resumed>) = 3 [pid 4486] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] <... futex resumed>) = 1 [pid 4480] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4490 attached [pid 4489] <... openat resumed>) = 3 [pid 4488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4487] write(3, "1000", 4 [pid 4486] <... futex resumed>) = 1 [pid 4483] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4482] <... futex resumed>) = 0 [pid 4480] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] set_robust_list(0x7f556b91a9e0, 24 [pid 4489] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] <... openat resumed>) = 3 [pid 4487] <... write resumed>) = 4 [pid 4486] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4482] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] <... futex resumed>) = 0 [pid 4490] <... set_robust_list resumed>) = 0 [pid 4489] <... futex resumed>) = 1 [pid 4488] write(3, "1000", 4 [pid 4487] close(3 [pid 4486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4484] <... futex resumed>) = 0 [pid 4483] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4482] <... futex resumed>) = 0 [pid 4480] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4490] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4488] <... write resumed>) = 4 [pid 4487] <... close resumed>) = 0 [pid 4486] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4484] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] <... futex resumed>) = 0 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4490] <... openat resumed>) = 3 [pid 4489] dup(3 [pid 4488] close(3 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4486] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4484] <... futex resumed>) = 0 [pid 4483] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4480] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] <... dup resumed>) = 4 [pid 4488] <... close resumed>) = 0 [pid 4487] <... futex resumed>) = 0 [pid 4486] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4484] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] <... futex resumed>) = 0 [pid 4490] <... futex resumed>) = 1 [pid 4489] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4486] <... mmap resumed>) = 0x20ffb000 [pid 4485] <... futex resumed>) = 0 [pid 4484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4483] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4480] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4490] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] <... futex resumed>) = 0 [pid 4488] <... futex resumed>) = 0 [pid 4487] <... mmap resumed>) = 0x7f556b8fa000 [pid 4486] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4485] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] <... io_uring_enter resumed>) = 1 [pid 4490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4489] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4487] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4486] <... mmap resumed>) = 0x20ffd000 [pid 4485] <... futex resumed>) = 0 [pid 4484] <... futex resumed>) = 0 [pid 4483] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] dup(3 [pid 4489] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4488] <... mmap resumed>) = 0x7f556b8fa000 [pid 4487] <... mprotect resumed>) = 0 [pid 4486] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4484] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4483] <... futex resumed>) = 1 [pid 4480] <... futex resumed>) = 0 [pid 4490] <... dup resumed>) = 4 [pid 4489] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4488] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4487] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4486] <... futex resumed>) = 1 [pid 4483] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4482] <... futex resumed>) = 0 [pid 4480] exit_group(0 [pid 4490] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] <... mmap resumed>) = 0x20ffb000 [pid 4488] <... mprotect resumed>) = 0 [pid 4486] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4483] <... futex resumed>) = ? [pid 4482] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4480] <... exit_group resumed>) = ? [pid 4490] <... futex resumed>) = 1 [pid 4489] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4488] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4487] <... clone resumed>, parent_tid=[4491], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4491 [pid 4486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4485] <... futex resumed>) = 0 [pid 4482] <... futex resumed>) = 0 [pid 4490] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4487] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4486] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4487] <... futex resumed>) = 0 [pid 4486] <... futex resumed>) = 0 [pid 4485] <... futex resumed>) = 0 [pid 4483] +++ exited with 0 +++ [pid 4482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] +++ exited with 0 +++ [pid 4490] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4489] <... mmap resumed>) = 0x20ffd000 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4486] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [ 58.725443][ T4474] VFS: Close: file count is 0 [ 58.730009][ T4473] VFS: Close: file count is 0 [ 58.737668][ T4472] VFS: Close: file count is 0 [ 58.745207][ T4479] VFS: Close: file count is 0 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4482] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4492 attached [pid 4490] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4489] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] <... clone resumed>, parent_tid=[4492], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4492 [pid 4486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4482] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4491 attached [pid 4490] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4486] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4482] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4491] set_robust_list(0x7f556b91a9e0, 24 [pid 4490] <... mmap resumed>) = 0x20ffb000 [pid 4486] <... io_uring_enter resumed>) = 1 [pid 4491] <... set_robust_list resumed>) = 0 [pid 4490] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4486] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4491] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4490] <... mmap resumed>) = 0x20ffd000 [pid 4486] <... futex resumed>) = 1 [pid 4482] <... futex resumed>) = 0 [pid 4491] <... openat resumed>) = 3 [pid 4490] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4486] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4482] exit_group(0 [pid 4491] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] <... futex resumed>) = 1 [pid 4486] <... futex resumed>) = ? [pid 4485] <... futex resumed>) = 0 [pid 4482] <... exit_group resumed>) = ? [pid 4492] set_robust_list(0x7f556b91a9e0, 24 [pid 4491] <... futex resumed>) = 1 [pid 4490] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] <... futex resumed>) = 1 [pid 4488] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] <... futex resumed>) = 0 [pid 4486] +++ exited with 0 +++ [pid 4485] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] <... futex resumed>) = 0 [pid 4482] +++ exited with 0 +++ [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4491] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4489] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4488] <... futex resumed>) = 0 [pid 4487] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] <... futex resumed>) = 0 [pid 4484] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4490] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4488] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4487] <... futex resumed>) = 0 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4484] <... futex resumed>) = 0 [pid 4492] <... set_robust_list resumed>) = 0 [pid 4491] dup(3 [pid 4490] <... futex resumed>) = 0 [pid 4489] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4484] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4492] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4491] <... dup resumed>) = 4 [pid 4490] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] <... futex resumed>) = 0 [pid 4485] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4492] <... openat resumed>) = 3 [pid 4491] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4489] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4485] <... futex resumed>) = 0 [pid 4484] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4492] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4491] <... futex resumed>) = 1 [pid 4490] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4487] <... futex resumed>) = 0 [pid 4485] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4484] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4494 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4493 [pid 4492] <... futex resumed>) = 1 [pid 4491] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4490] <... io_uring_enter resumed>) = 1 [pid 4489] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4488] <... futex resumed>) = 0 [pid 4487] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4492] dup(3 [pid 4491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4490] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] <... io_uring_enter resumed>) = 1 [pid 4488] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] <... futex resumed>) = 0 [pid 4492] <... dup resumed>) = 4 [pid 4491] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4490] <... futex resumed>) = 1 [pid 4489] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] <... futex resumed>) = 0 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4485] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4494 attached ./strace-static-x86_64: Process 4493 attached [pid 4492] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4491] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4490] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] <... futex resumed>) = 1 [pid 4488] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4485] exit_group(0 [pid 4484] <... futex resumed>) = 0 [pid 4493] set_robust_list(0x555555af35e0, 24 [pid 4492] <... futex resumed>) = 0 [pid 4491] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4490] <... futex resumed>) = ? [pid 4489] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4485] <... exit_group resumed>) = ? [pid 4484] exit_group(0 [pid 4494] set_robust_list(0x555555af35e0, 24 [pid 4493] <... set_robust_list resumed>) = 0 [pid 4492] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4491] <... mmap resumed>) = 0x20ffb000 [pid 4490] +++ exited with 0 +++ [pid 4489] <... futex resumed>) = ? [pid 4488] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] +++ exited with 0 +++ [pid 4484] <... exit_group resumed>) = ? [pid 4494] <... set_robust_list resumed>) = 0 [pid 4493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4491] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4489] +++ exited with 0 +++ [pid 4488] <... futex resumed>) = 0 [pid 4484] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4485, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4493] <... prctl resumed>) = 0 [pid 4492] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4491] <... mmap resumed>) = 0x20ffd000 [pid 4488] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4494] <... prctl resumed>) = 0 [pid 4493] setpgid(0, 0 [pid 4491] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] <... setpgid resumed>) = 0 [pid 4492] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4491] <... futex resumed>) = 1 [pid 4487] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4484, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4494] setpgid(0, 0 [pid 4493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4492] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4491] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4487] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4494] <... setpgid resumed>) = 0 [pid 4493] <... openat resumed>) = 3 [pid 4491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4487] <... futex resumed>) = 0 [pid 4493] write(3, "1000", 4 [pid 4492] <... mmap resumed>) = 0x20ffb000 [pid 4491] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... restart_syscall resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4493] <... write resumed>) = 4 [pid 4492] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4491] <... futex resumed>) = 0 [pid 4487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4493] close(3 [pid 4491] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4487] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] <... close resumed>) = 0 [pid 4491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4487] <... futex resumed>) = 0 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4492] <... mmap resumed>) = 0x20ffd000 [pid 4491] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4487] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4494] <... openat resumed>) = 3 [pid 4493] <... futex resumed>) = 0 [pid 4492] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4491] <... io_uring_enter resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4495 [pid 4494] write(3, "1000", 4 [pid 4493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4492] <... futex resumed>) = 1 [pid 4491] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4495 attached [pid 4494] <... write resumed>) = 4 [pid 4493] <... mmap resumed>) = 0x7f556b8fa000 [pid 4492] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4491] <... futex resumed>) = 1 [pid 4488] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4487] <... futex resumed>) = 0 [pid 4495] set_robust_list(0x555555af35e0, 24 [pid 4493] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4494] close(3 [pid 4492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4491] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4488] <... futex resumed>) = 0 [pid 4487] exit_group(0 [pid 4495] <... set_robust_list resumed>) = 0 [pid 4494] <... close resumed>) = 0 [pid 4493] <... mprotect resumed>) = 0 [pid 4492] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4491] <... futex resumed>) = ? [pid 4488] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4487] <... exit_group resumed>) = ? [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4496 ./strace-static-x86_64: Process 4496 attached [pid 4495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4494] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [ 58.796350][ T4483] VFS: Close: file count is 0 [ 58.805604][ T4482] VFS: Close: file count is 0 [ 58.827472][ T4485] VFS: Close: file count is 0 [ 58.835556][ T4484] VFS: Close: file count is 0 [pid 4493] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4492] <... futex resumed>) = 0 [pid 4491] +++ exited with 0 +++ [pid 4488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4487] +++ exited with 0 +++ [pid 4496] set_robust_list(0x555555af35e0, 24 [pid 4495] <... prctl resumed>) = 0 [pid 4494] <... futex resumed>) = 0 [pid 4492] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4488] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4497 attached [pid 4496] <... set_robust_list resumed>) = 0 [pid 4495] setpgid(0, 0 [pid 4494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4493] <... clone resumed>, parent_tid=[4497], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4497 [pid 4492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4488] <... futex resumed>) = 0 [pid 4496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4495] <... setpgid resumed>) = 0 [pid 4494] <... mmap resumed>) = 0x7f556b8fa000 [pid 4493] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4492] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4488] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4497] set_robust_list(0x7f556b91a9e0, 24 [pid 4496] <... prctl resumed>) = 0 [pid 4495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4494] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4493] <... futex resumed>) = 0 [pid 4492] <... io_uring_enter resumed>) = 1 [pid 4497] <... set_robust_list resumed>) = 0 [pid 4496] setpgid(0, 0 [pid 4495] <... openat resumed>) = 3 [pid 4494] <... mprotect resumed>) = 0 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4492] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4496] <... setpgid resumed>) = 0 [pid 4495] write(3, "1000", 4 [pid 4494] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4495] <... write resumed>) = 4 [pid 4492] <... futex resumed>) = 1 [pid 4488] <... futex resumed>) = 0 [pid 4496] <... openat resumed>) = 3 [pid 4495] close(3 [pid 4492] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4488] exit_group(0 [pid 4496] write(3, "1000", 4 [pid 4495] <... close resumed>) = 0 [pid 4494] <... clone resumed>, parent_tid=[4498], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4498 [pid 4492] <... futex resumed>) = ? [pid 4488] <... exit_group resumed>) = ? [pid 4496] <... write resumed>) = 4 [pid 4495] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4494] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4496] close(3 [pid 4495] <... futex resumed>) = 0 [pid 4492] +++ exited with 0 +++ [pid 4496] <... close resumed>) = 0 [pid 4495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4496] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4495] <... mmap resumed>) = 0x7f556b8fa000 [pid 4496] <... futex resumed>) = 0 [pid 4495] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4495] <... mprotect resumed>) = 0 [pid 4496] <... mmap resumed>) = 0x7f556b8fa000 [pid 4495] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4494] <... futex resumed>) = 0 [pid 4488] +++ exited with 0 +++ [pid 4497] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4498 attached [pid 4496] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4494] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4498] set_robust_list(0x7f556b91a9e0, 24 [pid 4496] <... mprotect resumed>) = 0 [pid 4495] <... clone resumed>, parent_tid=[4499], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4499 [pid 4498] <... set_robust_list resumed>) = 0 [pid 4497] <... openat resumed>) = 3 [pid 4496] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4495] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4498] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4497] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4495] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4500 ./strace-static-x86_64: Process 4500 attached [pid 4498] <... openat resumed>) = 3 [pid 4497] <... futex resumed>) = 1 [pid 4496] <... clone resumed>, parent_tid=[4501], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4501 [pid 4495] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4493] <... futex resumed>) = 0 [pid 3617] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4501 attached ./strace-static-x86_64: Process 4499 attached [pid 4500] set_robust_list(0x555555af35e0, 24 [pid 4498] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4500] <... set_robust_list resumed>) = 0 [pid 4498] <... futex resumed>) = 1 [pid 4497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4496] <... futex resumed>) = 0 [pid 4494] <... futex resumed>) = 0 [pid 4493] <... futex resumed>) = 0 [pid 4501] set_robust_list(0x7f556b91a9e0, 24 [pid 4498] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4497] dup(3 [pid 4496] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4494] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4501] <... set_robust_list resumed>) = 0 [pid 4500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4499] set_robust_list(0x7f556b91a9e0, 24 [pid 4498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4497] <... dup resumed>) = 4 [pid 4494] <... futex resumed>) = 0 [pid 4501] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4500] <... prctl resumed>) = 0 [pid 4499] <... set_robust_list resumed>) = 0 [pid 4498] dup(3 [pid 4497] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4494] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4501] <... openat resumed>) = 3 [pid 4500] setpgid(0, 0 [pid 4498] <... dup resumed>) = 4 [pid 4497] <... futex resumed>) = 1 [pid 4493] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4501] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] <... setpgid resumed>) = 0 [pid 4498] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4493] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4501] <... futex resumed>) = 1 [pid 4498] <... futex resumed>) = 1 [pid 4496] <... futex resumed>) = 0 [pid 4493] <... futex resumed>) = 0 [pid 4501] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4498] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4496] <... futex resumed>) = 0 [pid 4494] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4502 [pid 4501] dup(3 [pid 4499] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4497] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4496] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4494] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4502 attached [pid 4501] <... dup resumed>) = 4 [pid 4500] <... openat resumed>) = 3 [pid 4498] <... futex resumed>) = 0 [pid 4494] <... futex resumed>) = 1 [pid 4502] set_robust_list(0x555555af35e0, 24 [pid 4501] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] write(3, "1000", 4 [pid 4499] <... openat resumed>) = 3 [pid 4498] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4497] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4494] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4502] <... set_robust_list resumed>) = 0 [pid 4501] <... futex resumed>) = 1 [pid 4500] <... write resumed>) = 4 [pid 4499] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4498] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4497] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4496] <... futex resumed>) = 0 [pid 4502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4501] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4500] close(3 [pid 4499] <... futex resumed>) = 1 [pid 4498] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4497] <... mmap resumed>) = 0x20ffb000 [pid 4496] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4495] <... futex resumed>) = 0 [pid 4502] <... prctl resumed>) = 0 [pid 4501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] <... close resumed>) = 0 [pid 4499] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4498] <... mmap resumed>) = 0x20ffb000 [pid 4497] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4496] <... futex resumed>) = 0 [pid 4495] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] setpgid(0, 0 [pid 4501] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4500] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4498] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4497] <... mmap resumed>) = 0x20ffd000 [pid 4496] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4495] <... futex resumed>) = 0 [pid 4502] <... setpgid resumed>) = 0 [pid 4501] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4500] <... futex resumed>) = 0 [pid 4499] dup(3 [pid 4498] <... mmap resumed>) = 0x20ffd000 [pid 4497] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4495] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4501] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4499] <... dup resumed>) = 4 [pid 4498] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] <... futex resumed>) = 1 [pid 4493] <... futex resumed>) = 0 [pid 4502] <... openat resumed>) = 3 [pid 4501] <... mmap resumed>) = 0x20ffb000 [pid 4500] <... mmap resumed>) = 0x7f556b8fa000 [pid 4499] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4498] <... futex resumed>) = 1 [pid 4497] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4494] <... futex resumed>) = 0 [pid 4493] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] write(3, "1000", 4 [pid 4501] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4500] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4499] <... futex resumed>) = 1 [pid 4498] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4495] <... futex resumed>) = 0 [pid 4494] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] <... futex resumed>) = 0 [pid 4502] <... write resumed>) = 4 [ 58.857214][ T4487] VFS: Close: file count is 0 [ 58.874484][ T4488] VFS: Close: file count is 0 [pid 4501] <... mmap resumed>) = 0x20ffd000 [pid 4500] <... mprotect resumed>) = 0 [pid 4499] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4497] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4495] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4494] <... futex resumed>) = 0 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4502] close(3 [pid 4501] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4498] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] <... futex resumed>) = 0 [pid 4495] <... futex resumed>) = 0 [pid 4494] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4502] <... close resumed>) = 0 [pid 4501] <... futex resumed>) = 1 [pid 4499] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4498] <... futex resumed>) = 0 [pid 4497] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] <... futex resumed>) = 0 [pid 4495] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4493] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4501] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4500] <... clone resumed>, parent_tid=[4503], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4503 [pid 4499] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4498] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4496] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4494] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] <... futex resumed>) = 0 [pid 4502] <... futex resumed>) = 0 [pid 4501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4499] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4497] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4496] <... futex resumed>) = 0 [pid 4494] <... futex resumed>) = 0 [pid 4493] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4503 attached [pid 4502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4501] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] <... futex resumed>) = 0 [pid 4499] <... mmap resumed>) = 0x20ffb000 [pid 4498] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4496] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4503] set_robust_list(0x7f556b91a9e0, 24 [pid 4502] <... mmap resumed>) = 0x7f556b8fa000 [pid 4501] <... futex resumed>) = 0 [pid 4500] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4499] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4498] <... io_uring_enter resumed>) = 1 [pid 4497] <... io_uring_enter resumed>) = 1 [pid 4496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4494] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4503] <... set_robust_list resumed>) = 0 [pid 4502] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4501] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4499] <... mmap resumed>) = 0x20ffd000 [pid 4498] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4496] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4503] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4502] <... mprotect resumed>) = 0 [pid 4501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4499] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4498] <... futex resumed>) = 0 [pid 4497] <... futex resumed>) = 1 [pid 4496] <... futex resumed>) = 0 [pid 4494] exit_group(0 [pid 4493] <... futex resumed>) = 0 [pid 4503] <... openat resumed>) = 3 [pid 4502] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4501] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4499] <... futex resumed>) = 1 [pid 4497] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4495] <... futex resumed>) = 0 [pid 4494] <... exit_group resumed>) = ? [pid 4493] exit_group(0./strace-static-x86_64: Process 4504 attached [pid 4503] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4501] <... io_uring_enter resumed>) = 1 [pid 4499] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4498] +++ exited with 0 +++ [pid 4495] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] <... futex resumed>) = 1 [pid 4502] <... clone resumed>, parent_tid=[4504], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4504 [pid 4501] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] <... futex resumed>) = 0 [pid 4503] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4502] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4501] <... futex resumed>) = 1 [pid 4500] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4496] <... futex resumed>) = 0 [pid 4503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4502] <... futex resumed>) = 0 [pid 4501] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4500] <... futex resumed>) = 0 [pid 4499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4497] <... futex resumed>) = ? [pid 4496] exit_group(0 [pid 4495] <... futex resumed>) = 0 [pid 4494] +++ exited with 0 +++ [pid 4493] <... exit_group resumed>) = ? [pid 4503] dup(3 [pid 4502] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4501] <... futex resumed>) = ? [pid 4500] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4499] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] +++ exited with 0 +++ [pid 4496] <... exit_group resumed>) = ? [pid 4504] set_robust_list(0x7f556b91a9e0, 24 [pid 4503] <... dup resumed>) = 4 [pid 4501] +++ exited with 0 +++ [pid 4499] <... futex resumed>) = 0 [pid 4496] +++ exited with 0 +++ [pid 4495] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4493] +++ exited with 0 +++ [pid 4503] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4499] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4504] <... set_robust_list resumed>) = 0 [pid 4503] <... futex resumed>) = 1 [pid 4500] <... futex resumed>) = 0 [pid 4495] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4504] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4499] <... futex resumed>) = 0 [pid 4495] <... futex resumed>) = 1 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4504] <... openat resumed>) = 3 [pid 4499] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4495] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4505 [pid 4503] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] <... restart_syscall resumed>) = 0 [pid 4500] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4505 attached [pid 4504] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] <... futex resumed>) = 0 [pid 4499] <... io_uring_enter resumed>) = 1 [pid 4505] set_robust_list(0x555555af35e0, 24 [pid 4504] <... futex resumed>) = 1 [pid 4503] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4502] <... futex resumed>) = 0 [pid 4500] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4499] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4505] <... set_robust_list resumed>) = 0 [pid 4504] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4503] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4502] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4499] <... futex resumed>) = 1 [pid 4495] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4507 attached [pid 4505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4503] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4502] <... futex resumed>) = 0 [pid 4499] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4495] exit_group(0 [pid 4505] <... prctl resumed>) = 0 [pid 4504] dup(3 [pid 4503] <... mmap resumed>) = 0x20ffb000 [pid 4502] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4499] <... futex resumed>) = ? [pid 4495] <... exit_group resumed>) = ? [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4507 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4506 ./strace-static-x86_64: Process 4506 attached [pid 4507] set_robust_list(0x555555af35e0, 24 [pid 4505] setpgid(0, 0 [pid 4504] <... dup resumed>) = 4 [pid 4503] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4499] +++ exited with 0 +++ [pid 4495] +++ exited with 0 +++ [pid 4506] set_robust_list(0x555555af35e0, 24 [pid 4505] <... setpgid resumed>) = 0 [pid 4504] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] <... mmap resumed>) = 0x20ffd000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4495, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4506] <... set_robust_list resumed>) = 0 [pid 4505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4504] <... futex resumed>) = 1 [pid 4503] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] <... futex resumed>) = 0 [pid 4506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4505] <... openat resumed>) = 3 [pid 4504] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4503] <... futex resumed>) = 1 [pid 4502] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] <... futex resumed>) = 0 [pid 4507] <... set_robust_list resumed>) = 0 [pid 4506] <... prctl resumed>) = 0 [pid 4505] write(3, "1000", 4 [pid 4504] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4502] <... futex resumed>) = 0 [pid 4500] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4506] setpgid(0, 0 [pid 4505] <... write resumed>) = 4 [pid 4504] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4503] <... futex resumed>) = 0 [pid 4502] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4500] <... futex resumed>) = 0 [pid 4506] <... setpgid resumed>) = 0 [pid 4506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4506] write(3, "1000", 4) = 4 [pid 4506] close(3) = 0 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4506] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4506] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4505] close(3 [pid 4500] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4506] <... clone resumed>, parent_tid=[4508], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4508 [pid 4500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4503] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4506] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] <... close resumed>) = 0 [pid 4504] <... mmap resumed>) = 0x20ffb000 [pid 4503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4506] <... futex resumed>) = 0 [pid 4505] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4504] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4503] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4500] <... futex resumed>) = 0 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4500] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4505] <... futex resumed>) = 0 [pid 4504] <... mmap resumed>) = 0x20ffd000 [pid 4507] <... prctl resumed>) = 0 [pid 4503] <... io_uring_enter resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4509 [pid 4507] setpgid(0, 0 [pid 4505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4504] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] <... setpgid resumed>) = 0 [pid 4505] <... mmap resumed>) = 0x7f556b8fa000 [pid 4504] <... futex resumed>) = 1 [pid 4503] <... futex resumed>) = 1 [pid 4502] <... futex resumed>) = 0 [pid 4500] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4509 attached ./strace-static-x86_64: Process 4508 attached [pid 4507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4505] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4504] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4503] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4502] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] exit_group(0 [pid 4509] set_robust_list(0x555555af35e0, 24 [pid 4508] set_robust_list(0x7f556b91a9e0, 24 [pid 4507] <... openat resumed>) = 3 [pid 4505] <... mprotect resumed>) = 0 [pid 4504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4503] <... futex resumed>) = ? [pid 4502] <... futex resumed>) = 0 [pid 4500] <... exit_group resumed>) = ? [pid 4509] <... set_robust_list resumed>) = 0 [pid 4508] <... set_robust_list resumed>) = 0 [pid 4504] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4508] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4509] <... prctl resumed>) = 0 [pid 4508] <... openat resumed>) = 3 [pid 4504] <... futex resumed>) = 0 [pid 4503] +++ exited with 0 +++ [pid 4502] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4500] +++ exited with 0 +++ [pid 4505] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4507] write(3, "1000", 4 [pid 4509] setpgid(0, 0 [pid 4508] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4504] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 58.932717][ T4494] VFS: Close: file count is 0 [ 58.936414][ T4493] VFS: Close: file count is 0 [ 58.937116][ T4496] VFS: Close: file count is 0 [ 58.963196][ T4495] VFS: Close: file count is 0 [pid 4507] <... write resumed>) = 4 [pid 4509] <... setpgid resumed>) = 0 [pid 4508] <... futex resumed>) = 1 [pid 4507] close(3 [pid 4506] <... futex resumed>) = 0 [pid 4505] <... clone resumed>, parent_tid=[4510], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4510 [pid 4502] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4500, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4508] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4506] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] <... openat resumed>) = 3 [pid 4508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4506] <... futex resumed>) = 0 [pid 4509] write(3, "1000", 4 [pid 4508] dup(3 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4509] <... write resumed>) = 4 [pid 4508] <... dup resumed>) = 4 [pid 4509] close(3 [pid 4508] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] <... close resumed>) = 0 [pid 4508] <... futex resumed>) = 1 [pid 4506] <... futex resumed>) = 0 [pid 4509] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4508] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4506] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] <... futex resumed>) = 0 [pid 4508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4506] <... futex resumed>) = 0 [pid 4509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4508] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4510 attached [pid 4509] <... mmap resumed>) = 0x7f556b8fa000 [pid 4508] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4502] <... futex resumed>) = 1 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4504] <... futex resumed>) = 0 [pid 4505] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4510] set_robust_list(0x7f556b91a9e0, 24 [pid 4509] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4508] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4507] <... close resumed>) = 0 [pid 4502] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4510] <... set_robust_list resumed>) = 0 [pid 4509] <... mprotect resumed>) = 0 [pid 4508] <... mmap resumed>) = 0x20ffb000 [pid 4507] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] <... futex resumed>) = 0 [pid 4504] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872./strace-static-x86_64: Process 4511 attached [pid 4510] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4509] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4508] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4507] <... futex resumed>) = 0 [pid 4505] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4504] <... io_uring_enter resumed>) = 1 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4511 [pid 4511] set_robust_list(0x555555af35e0, 24 [pid 4510] <... openat resumed>) = 3 [pid 4508] <... mmap resumed>) = 0x20ffd000 [pid 4507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4504] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4512 attached [pid 4511] <... set_robust_list resumed>) = 0 [pid 4510] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] <... clone resumed>, parent_tid=[4512], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4512 [pid 4508] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] <... mmap resumed>) = 0x7f556b8fa000 [pid 4504] <... futex resumed>) = 1 [pid 4502] <... futex resumed>) = 0 [pid 4510] <... futex resumed>) = 1 [pid 4509] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4508] <... futex resumed>) = 1 [pid 4507] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4506] <... futex resumed>) = 0 [pid 4511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4505] <... futex resumed>) = 0 [pid 4504] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4502] exit_group(0 [pid 4511] <... prctl resumed>) = 0 [pid 4510] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4509] <... futex resumed>) = 0 [pid 4508] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4507] <... mprotect resumed>) = 0 [pid 4506] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4504] <... futex resumed>) = ? [pid 4502] <... exit_group resumed>) = ? [pid 4511] setpgid(0, 0 [pid 4510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4507] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4506] <... futex resumed>) = 0 [pid 4505] <... futex resumed>) = 0 [pid 4510] dup(3 [pid 4508] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4505] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4504] +++ exited with 0 +++ [pid 4510] <... dup resumed>) = 4 [pid 4508] <... futex resumed>) = 0 [pid 4506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4510] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4508] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4506] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] +++ exited with 0 +++ [pid 4511] <... setpgid resumed>) = 0 [pid 4510] <... futex resumed>) = 1 [pid 4508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4506] <... futex resumed>) = 0 [pid 4505] <... futex resumed>) = 0 [pid 4510] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4508] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4506] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4505] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4508] <... io_uring_enter resumed>) = 1 [pid 4505] <... futex resumed>) = 0 [pid 4510] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4508] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4510] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4508] <... futex resumed>) = 1 [pid 4506] <... futex resumed>) = 0 [pid 4510] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4508] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4506] exit_group(0 [pid 4510] <... mmap resumed>) = 0x20ffb000 [pid 4508] <... futex resumed>) = ? [pid 4506] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4513 attached [pid 4512] set_robust_list(0x7f556b91a9e0, 24 [pid 4511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4510] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4508] +++ exited with 0 +++ [pid 4507] <... clone resumed>, parent_tid=[4513], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4513 [pid 4506] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4502, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4513] set_robust_list(0x7f556b91a9e0, 24 [pid 4512] <... set_robust_list resumed>) = 0 [pid 4511] <... openat resumed>) = 3 [pid 4510] <... mmap resumed>) = 0x20ffd000 [pid 4507] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] <... set_robust_list resumed>) = 0 [pid 4512] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4511] write(3, "1000", 4 [pid 4510] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4506, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4513] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4512] <... openat resumed>) = 3 [pid 4511] <... write resumed>) = 4 [pid 4510] <... futex resumed>) = 1 [pid 4505] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4513] <... openat resumed>) = 3 [pid 4510] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4507] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4505] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4505] <... futex resumed>) = 0 [pid 4513] <... futex resumed>) = 0 [pid 4510] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4513] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4510] <... futex resumed>) = 0 [pid 4505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4510] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4505] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4505] <... futex resumed>) = 0 [pid 4510] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4505] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4510] <... io_uring_enter resumed>) = 1 [pid 4510] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4505] <... futex resumed>) = 0 [pid 4510] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4505] exit_group(0 [pid 4510] <... futex resumed>) = ? [pid 4505] <... exit_group resumed>) = ? [pid 4512] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] close(3 [pid 4510] +++ exited with 0 +++ [pid 4507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4505] +++ exited with 0 +++ [pid 3621] <... restart_syscall resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4512] <... futex resumed>) = 1 [pid 4511] <... close resumed>) = 0 [pid 4509] <... futex resumed>) = 0 [pid 4507] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4505, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4509] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] <... futex resumed>) = 0 [pid 4512] dup(3 [pid 4511] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] <... futex resumed>) = 0 [pid 4507] <... futex resumed>) = 1 [pid 4513] dup(3 [pid 4512] <... dup resumed>) = 4 [pid 4511] <... futex resumed>) = 0 [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4507] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4514 ./strace-static-x86_64: Process 4514 attached [pid 4513] <... dup resumed>) = 4 [pid 4512] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4514] set_robust_list(0x555555af35e0, 24 [pid 4513] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4515 [pid 4514] <... set_robust_list resumed>) = 0 [pid 4513] <... futex resumed>) = 0 [pid 4509] <... futex resumed>) = 0 [pid 4514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4513] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4514] <... prctl resumed>) = 0 [pid 4514] setpgid(0, 0) = 0 [pid 4514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4511] <... mmap resumed>) = 0x7f556b8fa000 [pid 4507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4512] <... futex resumed>) = 1 [pid 4509] <... futex resumed>) = 0 [pid 4511] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=45000000} [pid 4507] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] <... futex resumed>) = 0 [pid 4512] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4511] <... mprotect resumed>) = 0 [pid 4507] <... futex resumed>) = 1 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4516 [pid 4513] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4512] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4511] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4507] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4514] write(3, "1000", 4 [pid 4513] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4512] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0./strace-static-x86_64: Process 4517 attached ./strace-static-x86_64: Process 4516 attached ./strace-static-x86_64: Process 4515 attached [pid 4514] <... write resumed>) = 4 [pid 4513] <... mmap resumed>) = 0x20ffb000 [pid 4512] <... mmap resumed>) = 0x20ffb000 [pid 4517] set_robust_list(0x7f556b91a9e0, 24 [pid 4516] set_robust_list(0x555555af35e0, 24 [pid 4515] set_robust_list(0x555555af35e0, 24 [pid 4514] close(3 [pid 4513] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4512] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4511] <... clone resumed>, parent_tid=[4517], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4517 [pid 4517] <... set_robust_list resumed>) = 0 [pid 4516] <... set_robust_list resumed>) = 0 [pid 4515] <... set_robust_list resumed>) = 0 [pid 4514] <... close resumed>) = 0 [pid 4513] <... mmap resumed>) = 0x20ffd000 [pid 4512] <... mmap resumed>) = 0x20ffd000 [pid 4511] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4514] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4512] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] <... futex resumed>) = 0 [pid 4516] <... prctl resumed>) = 0 [pid 4515] <... prctl resumed>) = 0 [pid 4514] <... futex resumed>) = 0 [pid 4513] <... futex resumed>) = 1 [pid 4512] <... futex resumed>) = 1 [pid 4511] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4509] <... futex resumed>) = 0 [pid 4507] <... futex resumed>) = 0 [pid 4517] <... openat resumed>) = 3 [pid 4517] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] setpgid(0, 0 [pid 4515] setpgid(0, 0 [pid 4514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4513] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4512] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] <... futex resumed>) = 1 [pid 4516] <... setpgid resumed>) = 0 [pid 4515] <... setpgid resumed>) = 0 [pid 4514] <... mmap resumed>) = 0x7f556b8fa000 [pid 4513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4512] <... futex resumed>) = 0 [pid 4511] <... futex resumed>) = 0 [pid 4509] <... futex resumed>) = 0 [pid 4507] <... futex resumed>) = 0 [pid 4517] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4514] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4513] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4512] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4511] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4507] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4516] <... openat resumed>) = 3 [pid 4515] <... openat resumed>) = 3 [pid 4514] <... mprotect resumed>) = 0 [pid 4513] <... futex resumed>) = 0 [pid 4511] <... futex resumed>) = 0 [pid 4509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4517] dup(3 [pid 4516] write(3, "1000", 4 [pid 4515] write(3, "1000", 4 [pid 4514] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4513] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4511] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4509] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4518 attached [pid 4517] <... dup resumed>) = 4 [pid 4516] <... write resumed>) = 4 [pid 4515] <... write resumed>) = 4 [pid 4513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4512] <... futex resumed>) = 0 [pid 4509] <... futex resumed>) = 1 [pid 4507] <... futex resumed>) = 0 [pid 4517] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] close(3 [pid 4515] close(3 [pid 4514] <... clone resumed>, parent_tid=[4518], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4518 [pid 4513] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4512] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4509] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4507] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4518] set_robust_list(0x7f556b91a9e0, 24 [pid 4517] <... futex resumed>) = 1 [pid 4516] <... close resumed>) = 0 [pid 4515] <... close resumed>) = 0 [pid 4514] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] <... io_uring_enter resumed>) = 1 [pid 4512] <... io_uring_enter resumed>) = 1 [pid 4511] <... futex resumed>) = 0 [pid 4518] <... set_robust_list resumed>) = 0 [pid 4517] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4516] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4514] <... futex resumed>) = 0 [pid 4513] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4512] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4518] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4516] <... futex resumed>) = 0 [pid 4515] <... futex resumed>) = 0 [pid 4514] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4513] <... futex resumed>) = 1 [pid 4512] <... futex resumed>) = 1 [pid 4511] <... futex resumed>) = 0 [pid 4509] <... futex resumed>) = 0 [pid 4507] <... futex resumed>) = 0 [pid 4518] <... openat resumed>) = 3 [pid 4517] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 58.985465][ T4503] VFS: Close: file count is 0 [ 59.008507][ T4502] VFS: Close: file count is 0 [ 59.015648][ T4506] VFS: Close: file count is 0 [ 59.025560][ T4505] VFS: Close: file count is 0 [pid 4513] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4512] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4511] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4509] exit_group(0 [pid 4507] exit_group(0 [pid 4518] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4516] <... mmap resumed>) = 0x7f556b8fa000 [pid 4515] <... mmap resumed>) = 0x7f556b8fa000 [pid 4513] <... futex resumed>) = ? [pid 4512] <... futex resumed>) = ? [pid 4509] <... exit_group resumed>) = ? [pid 4507] <... exit_group resumed>) = ? [pid 4518] <... futex resumed>) = 1 [pid 4517] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4516] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4515] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4514] <... futex resumed>) = 0 [pid 4513] +++ exited with 0 +++ [pid 4516] <... mprotect resumed>) = 0 [pid 4515] <... mprotect resumed>) = 0 [pid 4514] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4515] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4514] <... futex resumed>) = 0 [pid 4512] +++ exited with 0 +++ [pid 4509] +++ exited with 0 +++ [pid 4514] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4507] +++ exited with 0 +++ [pid 4518] dup(3 [pid 4517] <... mmap resumed>) = 0x20ffb000 [pid 4516] <... clone resumed>, parent_tid=[4519], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4519 [pid 4515] <... clone resumed>, parent_tid=[4520], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4520 [pid 4518] <... dup resumed>) = 4 [pid 4517] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4516] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4518] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] <... mmap resumed>) = 0x20ffd000 [pid 4516] <... futex resumed>) = 0 [pid 4515] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4518] <... futex resumed>) = 1 [pid 4517] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4515] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4514] <... futex resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4521 ./strace-static-x86_64: Process 4520 attached [pid 4520] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4520] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4520] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4515] <... futex resumed>) = 0 [pid 4520] dup(3 [pid 4515] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4519 attached [pid 4520] <... dup resumed>) = 4 [pid 4515] <... futex resumed>) = 0 [pid 4520] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] set_robust_list(0x7f556b91a9e0, 24 [pid 4515] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4520] <... futex resumed>) = 0 [pid 4519] <... set_robust_list resumed>) = 0 [pid 4515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4520] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4519] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4515] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4520] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4519] <... openat resumed>) = 3 [pid 4515] <... futex resumed>) = 0 [pid 4520] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4519] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4520] <... mmap resumed>) = 0x20ffb000 [pid 4519] <... futex resumed>) = 1 [pid 4516] <... futex resumed>) = 0 [pid 4520] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4519] dup(3 [pid 4516] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4520] <... mmap resumed>) = 0x20ffd000 [pid 4519] <... dup resumed>) = 4 [pid 4516] <... futex resumed>) = 0 [pid 4520] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4520] <... futex resumed>) = 1 [pid 4519] <... futex resumed>) = 0 [pid 4516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4515] <... futex resumed>) = 0 [pid 4520] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4519] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4516] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4516] <... futex resumed>) = 0 [pid 4515] <... futex resumed>) = 0 [pid 4520] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4518] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4517] <... futex resumed>) = 1 [pid 4516] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4515] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4514] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4521 attached [pid 4520] <... futex resumed>) = 0 [pid 4519] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4518] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4517] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4514] <... futex resumed>) = 0 [pid 4511] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4522 ./strace-static-x86_64: Process 4522 attached [pid 4521] set_robust_list(0x555555af35e0, 24 [pid 4520] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4519] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4518] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4515] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4514] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4511] <... futex resumed>) = 0 [pid 4522] set_robust_list(0x555555af35e0, 24 [pid 4521] <... set_robust_list resumed>) = 0 [pid 4520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4519] <... mmap resumed>) = 0x20ffb000 [pid 4518] <... mmap resumed>) = 0x20ffb000 [pid 4517] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] <... futex resumed>) = 0 [pid 4511] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4522] <... set_robust_list resumed>) = 0 [pid 4521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4520] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4519] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4518] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4517] <... futex resumed>) = 0 [pid 4515] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4521] <... prctl resumed>) = 0 [pid 4520] <... io_uring_enter resumed>) = 1 [pid 4519] <... mmap resumed>) = 0x20ffd000 [pid 4518] <... mmap resumed>) = 0x20ffd000 [pid 4517] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4511] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4522] <... prctl resumed>) = 0 [pid 4521] setpgid(0, 0 [pid 4520] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4518] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4511] <... futex resumed>) = 0 [pid 4522] setpgid(0, 0 [pid 4521] <... setpgid resumed>) = 0 [pid 4520] <... futex resumed>) = 1 [pid 4519] <... futex resumed>) = 1 [pid 4518] <... futex resumed>) = 1 [pid 4517] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4516] <... futex resumed>) = 0 [pid 4515] <... futex resumed>) = 0 [pid 4514] <... futex resumed>) = 0 [pid 4511] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4522] <... setpgid resumed>) = 0 [pid 4521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4520] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4519] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4518] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4517] <... io_uring_enter resumed>) = 1 [pid 4516] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] exit_group(0 [pid 4514] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4521] <... openat resumed>) = 3 [pid 4520] <... futex resumed>) = ? [pid 4519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4517] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] <... futex resumed>) = 0 [pid 4515] <... exit_group resumed>) = ? [pid 4514] <... futex resumed>) = 0 [pid 4522] <... openat resumed>) = 3 [pid 4521] write(3, "1000", 4 [pid 4520] +++ exited with 0 +++ [pid 4519] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4518] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4517] <... futex resumed>) = 1 [pid 4516] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4515] +++ exited with 0 +++ [pid 4514] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4511] <... futex resumed>) = 0 [pid 4522] write(3, "1000", 4 [pid 4521] <... write resumed>) = 4 [pid 4519] <... futex resumed>) = 0 [pid 4518] <... futex resumed>) = 0 [pid 4517] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4511] exit_group(0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4522] <... write resumed>) = 4 [pid 4521] close(3 [pid 4519] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4518] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4517] <... futex resumed>) = ? [pid 4516] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4514] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] <... exit_group resumed>) = ? [pid 4522] close(3 [pid 4521] <... close resumed>) = 0 [pid 4519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4517] +++ exited with 0 +++ [pid 4516] <... futex resumed>) = 0 [pid 4514] <... futex resumed>) = 0 [pid 4522] <... close resumed>) = 0 [pid 4519] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4516] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4522] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] <... io_uring_enter resumed>) = 1 [pid 4522] <... futex resumed>) = 0 [pid 4519] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4521] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4519] <... futex resumed>) = 1 [pid 4518] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4516] <... futex resumed>) = 0 [pid 4511] +++ exited with 0 +++ [pid 4522] <... mmap resumed>) = 0x7f556b8fa000 [pid 4521] <... futex resumed>) = 0 [pid 4519] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4518] <... io_uring_enter resumed>) = 1 [pid 4516] exit_group(0 [pid 4514] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4511, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4522] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4519] <... futex resumed>) = ? [pid 4516] <... exit_group resumed>) = ? [pid 4522] <... mprotect resumed>) = 0 [pid 4519] +++ exited with 0 +++ [pid 4516] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4523 [pid 4522] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4524], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4524 [pid 4522] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4516, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4518] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4522] <... futex resumed>) = 0 [pid 4521] <... mmap resumed>) = 0x7f556b8fa000 [pid 4518] <... futex resumed>) = 1 [pid 4522] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4521] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4518] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4514] <... futex resumed>) = 0 [pid 4521] <... mprotect resumed>) = 0 [pid 4514] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4521] clone(child_stack=0x7f556b91a3f0, 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 4524 attached [pid 4524] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4524] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4514] <... exit_group resumed>) = ? [pid 4518] <... futex resumed>) = ? [pid 4518] +++ exited with 0 +++ [pid 4524] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4523 attached [ 59.073913][ T4512] VFS: Close: file count is 0 [ 59.075469][ T4507] VFS: Close: file count is 0 [ 59.107770][ T4515] VFS: Close: file count is 0 [ 59.118764][ T4511] VFS: Close: file count is 0 [pid 4523] set_robust_list(0x555555af35e0, 24 [pid 4524] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4526 attached ./strace-static-x86_64: Process 4525 attached ) = 1 [pid 4523] <... set_robust_list resumed>) = 0 [pid 4522] <... futex resumed>) = 0 [pid 4514] +++ exited with 0 +++ [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4525 [pid 4524] dup(3 [pid 4523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4522] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4524] <... dup resumed>) = 4 [pid 4523] <... prctl resumed>) = 0 [pid 4522] <... futex resumed>) = 0 [pid 4525] set_robust_list(0x555555af35e0, 24 [pid 4524] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] setpgid(0, 0 [pid 4522] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4521] <... clone resumed>, parent_tid=[4526], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4526 [pid 4524] <... futex resumed>) = 0 [pid 4523] <... setpgid resumed>) = 0 [pid 4522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4527 attached [pid 4525] <... set_robust_list resumed>) = 0 [pid 4524] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4522] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4514, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4526] set_robust_list(0x7f556b91a9e0, 24 [pid 4525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4524] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4523] <... openat resumed>) = 3 [pid 4522] <... futex resumed>) = 0 [pid 4526] <... set_robust_list resumed>) = 0 [pid 4524] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4523] write(3, "1000", 4 [pid 4522] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4527] set_robust_list(0x555555af35e0, 24 [pid 4526] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4525] <... prctl resumed>) = 0 [pid 4524] <... mmap resumed>) = 0x20ffb000 [pid 4523] <... write resumed>) = 4 [pid 4521] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4527 [pid 4527] <... set_robust_list resumed>) = 0 [pid 4526] <... openat resumed>) = 3 [pid 4525] setpgid(0, 0 [pid 4524] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4523] close(3 [pid 4521] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4526] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... setpgid resumed>) = 0 [pid 4524] <... mmap resumed>) = 0x20ffd000 [pid 4523] <... close resumed>) = 0 [pid 4521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4526] <... futex resumed>) = 0 [pid 4525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4524] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] dup(3 [pid 4525] <... openat resumed>) = 3 [pid 4524] <... futex resumed>) = 1 [pid 4523] <... futex resumed>) = 0 [pid 4522] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = 0 [pid 4527] <... prctl resumed>) = 0 [pid 4526] <... dup resumed>) = 4 [pid 4525] write(3, "1000", 4 [pid 4524] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4522] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4527] setpgid(0, 0 [pid 4526] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... write resumed>) = 4 [pid 4524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4523] <... mmap resumed>) = 0x7f556b8fa000 [pid 4522] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4527] <... setpgid resumed>) = 0 [pid 4526] <... futex resumed>) = 0 [pid 4525] close(3 [pid 4524] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4522] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4526] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4525] <... close resumed>) = 0 [pid 4524] <... futex resumed>) = 0 [pid 4523] <... mprotect resumed>) = 0 [pid 4522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4521] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4526] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4525] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4524] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4523] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4522] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4525] <... futex resumed>) = 0 [pid 4524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4522] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = 0 [pid 4527] <... openat resumed>) = 3 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4528 [pid 4527] write(3, "1000", 4 [pid 4526] <... mmap resumed>) = 0x20ffb000 [pid 4525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4524] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4523] <... clone resumed>, parent_tid=[4529], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4529 [pid 4522] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4521] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4528 attached [pid 4527] <... write resumed>) = 4 [pid 4526] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4525] <... mmap resumed>) = 0x7f556b8fa000 [pid 4524] <... io_uring_enter resumed>) = 1 [pid 4523] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] set_robust_list(0x555555af35e0, 24 [pid 4527] close(3 [pid 4526] <... mmap resumed>) = 0x20ffd000 [pid 4525] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4524] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4529 attached [pid 4528] <... set_robust_list resumed>) = 0 [pid 4527] <... close resumed>) = 0 [pid 4526] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... mprotect resumed>) = 0 [pid 4524] <... futex resumed>) = 1 [pid 4523] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4522] <... futex resumed>) = 0 [pid 4529] set_robust_list(0x7f556b91a9e0, 24 [pid 4528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4527] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] <... futex resumed>) = 1 [pid 4525] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4524] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4522] exit_group(0 [pid 4521] <... futex resumed>) = 0 [pid 4529] <... set_robust_list resumed>) = 0 [pid 4528] <... prctl resumed>) = 0 [pid 4527] <... futex resumed>) = 0 [pid 4526] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4524] <... futex resumed>) = ? [pid 4522] <... exit_group resumed>) = ? [pid 4521] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4530 attached [pid 4529] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4528] setpgid(0, 0 [pid 4527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4525] <... clone resumed>, parent_tid=[4530], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4530 [pid 4524] +++ exited with 0 +++ [pid 4522] +++ exited with 0 +++ [pid 4521] <... futex resumed>) = 0 [pid 4530] set_robust_list(0x7f556b91a9e0, 24 [pid 4529] <... openat resumed>) = 3 [pid 4528] <... setpgid resumed>) = 0 [pid 4527] <... mmap resumed>) = 0x7f556b8fa000 [pid 4526] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4530] <... set_robust_list resumed>) = 0 [ 59.124609][ T4516] VFS: Close: file count is 0 [ 59.131442][ T4514] VFS: Close: file count is 0 [pid 4529] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4527] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4526] <... futex resumed>) = 0 [pid 4525] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4529] <... futex resumed>) = 1 [pid 4528] <... openat resumed>) = 3 [pid 4526] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4523] <... futex resumed>) = 0 [pid 4529] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] write(3, "1000", 4 [pid 4523] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4528] <... write resumed>) = 4 [pid 4523] <... futex resumed>) = 0 [pid 4529] dup(3 [pid 4528] close(3 [pid 4523] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4529] <... dup resumed>) = 4 [pid 4528] <... close resumed>) = 0 [pid 4529] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] <... futex resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4523] <... futex resumed>) = 0 [pid 4529] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4523] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4528] <... mmap resumed>) = 0x7f556b8fa000 [pid 4523] <... futex resumed>) = 0 [pid 4529] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4528] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4523] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4529] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4528] <... mprotect resumed>) = 0 [pid 4529] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4528] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4529] <... mmap resumed>) = 0x20ffb000 [pid 4527] <... mprotect resumed>) = 0 [pid 4525] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4521] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4530] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4529] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4528] <... clone resumed>, parent_tid=[4531], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4531 [pid 4527] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4526] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = 1 [pid 4530] <... openat resumed>) = 3 [pid 4529] <... mmap resumed>) = 0x20ffd000 [pid 4528] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4530] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] <... futex resumed>) = 0 [pid 4527] <... clone resumed>, parent_tid=[4532], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4532 [pid 4526] <... io_uring_enter resumed>) = 1 [pid 4521] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4532 attached [pid 4530] <... futex resumed>) = 1 [pid 4529] <... futex resumed>) = 1 [pid 4528] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4527] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... futex resumed>) = 0 [pid 4523] <... futex resumed>) = 0 [pid 4521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4530] dup(3 [pid 4529] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4527] <... futex resumed>) = 0 [pid 4526] <... futex resumed>) = 0 [pid 4525] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] exit_group(0./strace-static-x86_64: Process 4531 attached [pid 4530] <... dup resumed>) = 4 [pid 4529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4527] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4532] set_robust_list(0x7f556b91a9e0, 24 [pid 4525] <... futex resumed>) = 0 [pid 4523] <... futex resumed>) = 0 [pid 4521] <... exit_group resumed>) = ? [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4532] <... set_robust_list resumed>) = 0 [pid 4531] set_robust_list(0x7f556b91a9e0, 24 [pid 4530] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] +++ exited with 0 +++ [pid 4525] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4523] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4531] <... set_robust_list resumed>) = 0 [pid 4529] <... futex resumed>) = 0 [pid 4523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4531] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4529] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4523] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4531] <... openat resumed>) = 3 [pid 4529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4523] <... futex resumed>) = 0 [pid 4521] +++ exited with 0 +++ [pid 4531] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4523] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4531] <... futex resumed>) = 1 [pid 4530] <... futex resumed>) = 0 [pid 4532] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4529] <... io_uring_enter resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4521, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4531] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4530] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4529] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4533 [pid 4532] <... openat resumed>) = 3 [pid 4531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4529] <... futex resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [ 59.174816][ T4522] VFS: Close: file count is 0 [pid 4525] <... futex resumed>) = 0 [pid 4523] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4533 attached [pid 4532] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4531] dup(3 [pid 4530] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4529] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4525] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4523] exit_group(0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4533] set_robust_list(0x555555af35e0, 24 [pid 4532] <... futex resumed>) = 1 [pid 4531] <... dup resumed>) = 4 [pid 4530] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4529] <... futex resumed>) = ? [pid 4527] <... futex resumed>) = 0 [pid 4523] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4534 attached [pid 4533] <... set_robust_list resumed>) = 0 [pid 4532] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4531] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4530] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4529] +++ exited with 0 +++ [pid 4527] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4523] +++ exited with 0 +++ [pid 4534] set_robust_list(0x555555af35e0, 24 [pid 4533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4531] <... futex resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4530] <... mmap resumed>) = 0x20ffb000 [pid 4534] <... set_robust_list resumed>) = 0 [pid 4533] <... prctl resumed>) = 0 [pid 4532] dup(3 [pid 4531] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4530] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4528] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4534 [pid 4534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4533] setpgid(0, 0 [pid 4532] <... dup resumed>) = 4 [pid 4531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4530] <... mmap resumed>) = 0x20ffd000 [pid 4528] <... futex resumed>) = 0 [pid 4527] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4534] <... prctl resumed>) = 0 [pid 4533] <... setpgid resumed>) = 0 [pid 4532] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4531] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4530] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4532] <... futex resumed>) = 0 [pid 4534] setpgid(0, 0 [pid 4533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4532] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4531] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4530] <... futex resumed>) = 1 [pid 4527] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4534] <... setpgid resumed>) = 0 [pid 4532] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4527] <... futex resumed>) = 0 [pid 4525] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4535 attached [pid 4532] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4531] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4530] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4525] <... futex resumed>) = 0 [pid 4534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4533] <... openat resumed>) = 3 [pid 4532] <... mmap resumed>) = 0x20ffb000 [pid 4531] <... mmap resumed>) = 0x20ffb000 [pid 4530] <... futex resumed>) = 0 [pid 4525] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4535 [pid 4533] write(3, "1000", 4 [pid 4532] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4531] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4530] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4533] <... write resumed>) = 4 [pid 4532] <... mmap resumed>) = 0x20ffd000 [pid 4525] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] set_robust_list(0x555555af35e0, 24 [pid 4534] <... openat resumed>) = 3 [pid 4533] close(3 [pid 4532] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4531] <... mmap resumed>) = 0x20ffd000 [pid 4530] <... futex resumed>) = 0 [pid 4525] <... futex resumed>) = 1 [pid 4535] <... set_robust_list resumed>) = 0 [pid 4534] write(3, "1000", 4 [pid 4533] <... close resumed>) = 0 [pid 4532] <... futex resumed>) = 1 [pid 4531] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4530] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4527] <... futex resumed>) = 0 [pid 4525] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4534] <... write resumed>) = 4 [pid 4533] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4532] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4531] <... futex resumed>) = 1 [pid 4530] <... io_uring_enter resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4527] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] <... prctl resumed>) = 0 [pid 4534] close(3 [pid 4533] <... futex resumed>) = 0 [pid 4532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4531] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4530] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] <... futex resumed>) = 0 [pid 4535] setpgid(0, 0 [pid 4534] <... close resumed>) = 0 [pid 4533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4532] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4530] <... futex resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4527] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4525] <... futex resumed>) = 0 [pid 4535] <... setpgid resumed>) = 0 [pid 4534] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4533] <... mmap resumed>) = 0x7f556b8fa000 [pid 4532] <... futex resumed>) = 0 [pid 4531] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4530] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4525] exit_group(0 [pid 4533] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4532] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4531] <... futex resumed>) = 0 [pid 4530] <... futex resumed>) = ? [pid 4528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4527] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... exit_group resumed>) = ? [pid 4533] <... mprotect resumed>) = 0 [pid 4532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4531] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4530] +++ exited with 0 +++ [pid 4528] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] <... futex resumed>) = 0 [pid 4525] +++ exited with 0 +++ [pid 4528] <... futex resumed>) = 0 [pid 4527] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4534] <... futex resumed>) = 0 [pid 4533] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4532] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4531] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4528] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4525, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4536 attached [pid 4535] <... openat resumed>) = 3 [pid 4534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4532] <... io_uring_enter resumed>) = 1 [pid 4531] <... io_uring_enter resumed>) = 1 [ 59.193824][ T4521] VFS: Close: file count is 0 [ 59.208134][ T4523] VFS: Close: file count is 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4536] set_robust_list(0x7f556b91a9e0, 24 [pid 4535] write(3, "1000", 4 [pid 4534] <... mmap resumed>) = 0x7f556b8fa000 [pid 4533] <... clone resumed>, parent_tid=[4536], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4536 [pid 4532] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] <... write resumed>) = 4 [pid 4533] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4534] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4533] <... futex resumed>) = 0 [pid 4532] <... futex resumed>) = 1 [pid 4531] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4537 [pid 4535] close(3 [pid 4536] <... set_robust_list resumed>) = 0 [pid 4534] <... mprotect resumed>) = 0 [pid 4533] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4531] <... futex resumed>) = 1 [pid 4528] <... futex resumed>) = 0 [pid 4527] exit_group(0 [pid 4532] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4535] <... close resumed>) = 0 [pid 4534] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4532] <... futex resumed>) = ? [pid 4531] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] exit_group(0 [pid 4527] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4538 attached ./strace-static-x86_64: Process 4537 attached [pid 4531] <... futex resumed>) = ? [pid 4528] <... exit_group resumed>) = ? [pid 4538] set_robust_list(0x7f556b91a9e0, 24 [pid 4537] set_robust_list(0x555555af35e0, 24 [pid 4535] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4532] +++ exited with 0 +++ [pid 4527] +++ exited with 0 +++ [pid 4538] <... set_robust_list resumed>) = 0 [pid 4537] <... set_robust_list resumed>) = 0 [pid 4536] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4535] <... futex resumed>) = 0 [pid 4534] <... clone resumed>, parent_tid=[4538], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4538 [pid 4531] +++ exited with 0 +++ [pid 4528] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4538] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4536] <... openat resumed>) = 3 [pid 4535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4534] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4537] <... prctl resumed>) = 0 [pid 4536] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] <... mmap resumed>) = 0x7f556b8fa000 [pid 4534] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4538] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [ 59.241851][ T4525] VFS: Close: file count is 0 [pid 4537] setpgid(0, 0 [pid 4536] <... futex resumed>) = 1 [pid 4535] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4534] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4533] <... futex resumed>) = 0 [pid 4538] <... openat resumed>) = 3 [pid 4537] <... setpgid resumed>) = 0 [pid 4535] <... mprotect resumed>) = 0 [pid 4538] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4535] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4538] <... futex resumed>) = 0 [pid 4537] <... openat resumed>) = 3 [pid 4534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4533] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4538] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4537] write(3, "1000", 4 [pid 4535] <... clone resumed>, parent_tid=[4540], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4540 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4539 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4537] <... write resumed>) = 4 [pid 4535] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] close(3 [pid 4535] <... futex resumed>) = 0 [pid 4537] <... close resumed>) = 0 [pid 4535] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4537] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4533] <... futex resumed>) = 0 [pid 4537] <... futex resumed>) = 0 [pid 4533] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4541 attached ./strace-static-x86_64: Process 4539 attached [pid 4537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4536] dup(3 [pid 4534] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4541 [pid 4541] set_robust_list(0x555555af35e0, 24 [pid 4539] set_robust_list(0x555555af35e0, 24 [pid 4538] <... futex resumed>) = 0 [pid 4537] <... mmap resumed>) = 0x7f556b8fa000 [pid 4536] <... dup resumed>) = 4 [pid 4534] <... futex resumed>) = 1 [pid 4541] <... set_robust_list resumed>) = 0 [pid 4539] <... set_robust_list resumed>) = 0 [pid 4538] dup(3 [pid 4537] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4536] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4534] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4538] <... dup resumed>) = 4 [pid 4537] <... mprotect resumed>) = 0 [pid 4536] <... futex resumed>) = 1 [pid 4533] <... futex resumed>) = 0 [pid 4541] <... prctl resumed>) = 0 [pid 4539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4538] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4533] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4538] <... futex resumed>) = 1 [pid 4534] <... futex resumed>) = 0 [pid 4533] <... futex resumed>) = 0 [pid 4533] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4538] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4537] <... clone resumed>, parent_tid=[4542], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4542 [pid 4536] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4534] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] setpgid(0, 0 [pid 4539] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4542 attached ./strace-static-x86_64: Process 4540 attached [pid 4541] <... setpgid resumed>) = 0 [pid 4539] setpgid(0, 0 [pid 4538] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4537] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4536] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4534] <... futex resumed>) = 0 [pid 4542] set_robust_list(0x7f556b91a9e0, 24 [pid 4541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4540] set_robust_list(0x7f556b91a9e0, 24 [pid 4539] <... setpgid resumed>) = 0 [pid 4538] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4537] <... futex resumed>) = 0 [pid 4536] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4534] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4542] <... set_robust_list resumed>) = 0 [pid 4541] <... openat resumed>) = 3 [pid 4540] <... set_robust_list resumed>) = 0 [pid 4539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4538] <... mmap resumed>) = 0x20ffb000 [pid 4537] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4536] <... mmap resumed>) = 0x20ffb000 [pid 4542] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4541] write(3, "1000", 4 [pid 4540] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4539] <... openat resumed>) = 3 [pid 4538] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4536] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4542] <... openat resumed>) = 3 [pid 4541] <... write resumed>) = 4 [pid 4540] <... openat resumed>) = 3 [pid 4539] write(3, "1000", 4 [pid 4538] <... mmap resumed>) = 0x20ffd000 [pid 4536] <... mmap resumed>) = 0x20ffd000 [pid 4542] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] close(3 [pid 4540] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] <... write resumed>) = 4 [pid 4538] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4536] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] <... futex resumed>) = 1 [pid 4541] <... close resumed>) = 0 [pid 4540] <... futex resumed>) = 1 [pid 4539] close(3 [pid 4538] <... futex resumed>) = 1 [pid 4537] <... futex resumed>) = 0 [pid 4536] <... futex resumed>) = 1 [pid 4535] <... futex resumed>) = 0 [pid 4534] <... futex resumed>) = 0 [pid 4533] <... futex resumed>) = 0 [pid 4542] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4539] <... close resumed>) = 0 [pid 4538] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4537] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4536] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4535] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4534] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4533] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4541] <... futex resumed>) = 0 [pid 4540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4539] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4537] <... futex resumed>) = 0 [pid 4536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4535] <... futex resumed>) = 0 [pid 4534] <... futex resumed>) = 0 [pid 4533] <... futex resumed>) = 0 [pid 4542] dup(3 [pid 4541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4540] dup(3 [pid 4539] <... futex resumed>) = 0 [pid 4538] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4536] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4534] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4533] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4542] <... dup resumed>) = 4 [pid 4541] <... mmap resumed>) = 0x7f556b8fa000 [pid 4540] <... dup resumed>) = 4 [pid 4539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4538] <... futex resumed>) = 0 [pid 4536] <... futex resumed>) = 0 [pid 4534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4542] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4540] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] <... mmap resumed>) = 0x7f556b8fa000 [pid 4538] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4536] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4534] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4533] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] <... futex resumed>) = 1 [pid 4541] <... mprotect resumed>) = 0 [pid 4540] <... futex resumed>) = 1 [pid 4539] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4537] <... futex resumed>) = 0 [pid 4536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4535] <... futex resumed>) = 0 [pid 4534] <... futex resumed>) = 0 [pid 4533] <... futex resumed>) = 0 [pid 4542] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4540] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4539] <... mprotect resumed>) = 0 [pid 4538] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4537] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4536] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4535] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4534] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4533] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4543 attached [pid 4542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4539] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4538] <... io_uring_enter resumed>) = 1 [pid 4537] <... futex resumed>) = 0 [pid 4536] <... io_uring_enter resumed>) = 1 [pid 4535] <... futex resumed>) = 0 [pid 4542] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4541] <... clone resumed>, parent_tid=[4543], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4543 [pid 4540] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4538] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4536] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4542] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4541] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4539] <... clone resumed>, parent_tid=[4544], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4544 [pid 4538] <... futex resumed>) = 1 [pid 4536] <... futex resumed>) = 1 [pid 4534] <... futex resumed>) = 0 [pid 4533] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4544 attached [pid 4543] set_robust_list(0x7f556b91a9e0, 24 [pid 4542] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4541] <... futex resumed>) = 0 [pid 4540] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4539] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4538] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4536] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4534] exit_group(0 [pid 4533] exit_group(0 [pid 4544] set_robust_list(0x7f556b91a9e0, 24 [pid 4543] <... set_robust_list resumed>) = 0 [pid 4542] <... mmap resumed>) = 0x20ffb000 [pid 4541] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4540] <... mmap resumed>) = 0x20ffb000 [pid 4539] <... futex resumed>) = 0 [pid 4538] <... futex resumed>) = ? [pid 4536] <... futex resumed>) = ? [pid 4534] <... exit_group resumed>) = ? [pid 4533] <... exit_group resumed>) = ? [pid 4544] <... set_robust_list resumed>) = 0 [pid 4543] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4542] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4540] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4539] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4538] +++ exited with 0 +++ [pid 4536] +++ exited with 0 +++ [pid 4534] +++ exited with 0 +++ [pid 4533] +++ exited with 0 +++ [pid 4542] <... mmap resumed>) = 0x20ffd000 [pid 4540] <... mmap resumed>) = 0x20ffd000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4543] <... openat resumed>) = 3 [pid 4542] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4544] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4533, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4543] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] <... futex resumed>) = 1 [pid 4540] <... futex resumed>) = 1 [pid 4537] <... futex resumed>) = 0 [pid 4535] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4544] <... openat resumed>) = 3 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4543] <... futex resumed>) = 1 [pid 4542] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] <... futex resumed>) = 0 [pid 4540] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4537] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4544] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] dup(3 [pid 4542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4541] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4537] <... futex resumed>) = 0 [pid 4535] <... futex resumed>) = 0 [pid 4544] <... futex resumed>) = 1 [pid 4543] <... dup resumed>) = 4 [pid 4542] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] <... futex resumed>) = 0 [pid 4540] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] <... futex resumed>) = 0 [pid 4537] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4535] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 59.259767][ T4532] VFS: Close: file count is 0 [ 59.262083][ T4531] VFS: Close: file count is 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4545 ./strace-static-x86_64: Process 4546 attached ./strace-static-x86_64: Process 4545 attached [pid 4544] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4543] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] <... futex resumed>) = 0 [pid 4541] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4540] <... futex resumed>) = 0 [pid 4539] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4545] set_robust_list(0x555555af35e0, 24 [pid 4544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4543] <... futex resumed>) = 0 [pid 4542] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4540] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4539] <... futex resumed>) = 0 [pid 4537] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4546 [pid 4545] <... set_robust_list resumed>) = 0 [pid 4544] dup(3 [pid 4543] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4541] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4539] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4537] <... futex resumed>) = 0 [pid 4535] <... futex resumed>) = 0 [pid 4546] set_robust_list(0x555555af35e0, 24 [pid 4545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4544] <... dup resumed>) = 4 [pid 4543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4542] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4541] <... futex resumed>) = 0 [pid 4540] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4537] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4535] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4546] <... set_robust_list resumed>) = 0 [pid 4545] <... prctl resumed>) = 0 [pid 4544] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4542] <... io_uring_enter resumed>) = 1 [pid 4541] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4540] <... io_uring_enter resumed>) = 1 [pid 4545] setpgid(0, 0 [pid 4544] <... futex resumed>) = 1 [pid 4543] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4540] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] <... futex resumed>) = 0 [pid 4545] <... setpgid resumed>) = 0 [pid 4544] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4543] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4542] <... futex resumed>) = 1 [pid 4540] <... futex resumed>) = 1 [pid 4539] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] <... futex resumed>) = 0 [pid 4535] <... futex resumed>) = 0 [pid 4546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4543] <... mmap resumed>) = 0x20ffb000 [pid 4542] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4540] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4539] <... futex resumed>) = 0 [pid 4537] exit_group(0 [pid 4535] exit_group(0 [pid 4546] <... prctl resumed>) = 0 [pid 4545] <... openat resumed>) = 3 [pid 4544] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4543] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4542] <... futex resumed>) = ? [pid 4540] <... futex resumed>) = ? [pid 4539] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4537] <... exit_group resumed>) = ? [pid 4535] <... exit_group resumed>) = ? [pid 4545] write(3, "1000", 4 [pid 4544] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4545] <... write resumed>) = 4 [pid 4543] <... mmap resumed>) = 0x20ffd000 [pid 4542] +++ exited with 0 +++ [pid 4545] close(3 [pid 4540] +++ exited with 0 +++ [pid 4545] <... close resumed>) = 0 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4537] +++ exited with 0 +++ [pid 4545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4545] <... mmap resumed>) = 0x7f556b8fa000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4545] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3619] <... restart_syscall resumed>) = 0 [pid 4545] <... mprotect resumed>) = 0 [pid 4544] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4543] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] +++ exited with 0 +++ [pid 4546] setpgid(0, 0) = 0 [pid 4545] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4544] <... mmap resumed>) = 0x20ffb000 [pid 4543] <... futex resumed>) = 1 [pid 4541] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4535, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4544] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4543] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4548 attached [pid 4546] <... openat resumed>) = 3 [pid 4545] <... clone resumed>, parent_tid=[4547], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4547 [pid 4544] <... mmap resumed>) = 0x20ffd000 [pid 4543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4541] <... futex resumed>) = 0 [pid 4546] write(3, "1000", 4 [pid 4545] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4544] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4548 [pid 4546] <... write resumed>) = 4 [pid 4545] <... futex resumed>) = 0 [pid 4544] <... futex resumed>) = 1 [pid 4543] <... futex resumed>) = 0 [pid 4541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4539] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4547 attached [pid 4546] close(3 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4544] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4543] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4549 attached [pid 4548] set_robust_list(0x555555af35e0, 24 [pid 4547] set_robust_list(0x7f556b91a9e0, 24 [pid 4546] <... close resumed>) = 0 [pid 4544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4541] <... futex resumed>) = 0 [pid 4539] <... futex resumed>) = 0 [pid 4548] <... set_robust_list resumed>) = 0 [pid 4547] <... set_robust_list resumed>) = 0 [pid 4546] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4544] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4541] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4539] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4549 [pid 4548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4547] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4546] <... futex resumed>) = 0 [pid 4544] <... futex resumed>) = 0 [pid 4543] <... io_uring_enter resumed>) = 1 [pid 4539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4549] set_robust_list(0x555555af35e0, 24 [pid 4548] <... prctl resumed>) = 0 [pid 4547] <... openat resumed>) = 3 [pid 4546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4544] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4543] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] setpgid(0, 0 [pid 4547] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4546] <... mmap resumed>) = 0x7f556b8fa000 [pid 4544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4543] <... futex resumed>) = 1 [pid 4541] <... futex resumed>) = 0 [pid 4539] <... futex resumed>) = 0 [pid 4549] <... set_robust_list resumed>) = 0 [pid 4548] <... setpgid resumed>) = 0 [pid 4547] <... futex resumed>) = 1 [pid 4546] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4545] <... futex resumed>) = 0 [pid 4544] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4543] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4541] exit_group(0 [pid 4539] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4547] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] <... mprotect resumed>) = 0 [pid 4545] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4544] <... io_uring_enter resumed>) = 1 [pid 4543] <... futex resumed>) = ? [pid 4541] <... exit_group resumed>) = ? [pid 4547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4546] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4545] <... futex resumed>) = 0 [pid 4547] dup(3 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4547] <... dup resumed>) = 4 [pid 4547] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] +++ exited with 0 +++ [pid 4541] +++ exited with 0 +++ [ 59.320422][ T4534] VFS: Close: file count is 0 [ 59.321523][ T4533] VFS: Close: file count is 0 [ 59.354983][ T4537] VFS: Close: file count is 0 [ 59.356530][ T4535] VFS: Close: file count is 0 [pid 4544] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] <... openat resumed>) = 3 [pid 4547] <... futex resumed>) = 1 [pid 4545] <... futex resumed>) = 0 [pid 4544] <... futex resumed>) = 1 [pid 4539] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4541, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4548] write(3, "1000", 4 [pid 4547] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] <... clone resumed>, parent_tid=[4550], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4550 [pid 4545] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4544] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4539] exit_group(0 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4548] <... write resumed>) = 4 [pid 4547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4546] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4545] <... futex resumed>) = 0 [pid 4544] <... futex resumed>) = ? [pid 4539] <... exit_group resumed>) = ? [pid 3617] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4550 attached [pid 4549] <... prctl resumed>) = 0 [pid 4548] close(3 [pid 4547] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4546] <... futex resumed>) = 0 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4550] set_robust_list(0x7f556b91a9e0, 24 [pid 4547] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4544] +++ exited with 0 +++ [pid 4546] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4539] +++ exited with 0 +++ [pid 4548] <... close resumed>) = 0 [pid 4550] <... set_robust_list resumed>) = 0 [pid 4549] setpgid(0, 0 [pid 4547] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4548] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4539, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4551 attached [pid 4550] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4549] <... setpgid resumed>) = 0 [pid 4548] <... futex resumed>) = 0 [pid 4547] <... mmap resumed>) = 0x20ffb000 [pid 4550] <... openat resumed>) = 3 [pid 4547] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4551 [pid 4550] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4551] set_robust_list(0x555555af35e0, 24 [pid 4548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4547] <... mmap resumed>) = 0x20ffd000 [pid 4550] <... futex resumed>) = 1 [pid 4549] <... openat resumed>) = 3 [pid 4548] <... mmap resumed>) = 0x7f556b8fa000 [pid 4547] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4546] <... futex resumed>) = 0 [pid 4550] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4549] write(3, "1000", 4 [pid 4548] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4547] <... futex resumed>) = 1 [pid 4546] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4545] <... futex resumed>) = 0 [pid 4550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4549] <... write resumed>) = 4 [pid 4548] <... mprotect resumed>) = 0 [pid 4547] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] <... futex resumed>) = 0 [pid 4545] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4550] dup(3 [pid 4549] close(3 [pid 4548] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4546] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4545] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4550] <... dup resumed>) = 4 [pid 4549] <... close resumed>) = 0 [pid 4547] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4550] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] <... clone resumed>, parent_tid=[4552], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4552 [pid 4547] <... futex resumed>) = 0 [pid 4545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4551] <... set_robust_list resumed>) = 0 [pid 4550] <... futex resumed>) = 1 [pid 4549] <... futex resumed>) = 0 [pid 4548] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4547] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] <... futex resumed>) = 0 [pid 4545] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4553 [pid 4551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4550] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4548] <... futex resumed>) = 0 [pid 4547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4546] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4545] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4553 attached [pid 4551] <... prctl resumed>) = 0 [pid 4550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4549] <... mmap resumed>) = 0x7f556b8fa000 [pid 4548] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4547] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4546] <... futex resumed>) = 0 [pid 4545] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4552 attached [pid 4553] set_robust_list(0x555555af35e0, 24 [pid 4551] setpgid(0, 0 [pid 4550] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4549] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4547] <... io_uring_enter resumed>) = 1 [pid 4546] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4553] <... set_robust_list resumed>) = 0 [pid 4552] set_robust_list(0x7f556b91a9e0, 24 [pid 4551] <... setpgid resumed>) = 0 [pid 4550] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4549] <... mprotect resumed>) = 0 [pid 4547] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4550] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4549] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4547] <... futex resumed>) = 1 [pid 4545] <... futex resumed>) = 0 [pid 4551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4552] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4554 attached [pid 4553] <... prctl resumed>) = 0 [pid 4550] <... mmap resumed>) = 0x20ffb000 [pid 4547] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4545] exit_group(0 [pid 4553] setpgid(0, 0 [pid 4552] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4551] <... openat resumed>) = 3 [pid 4550] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4549] <... clone resumed>, parent_tid=[4554], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4554 [pid 4547] <... futex resumed>) = ? [pid 4545] <... exit_group resumed>) = ? [pid 4554] set_robust_list(0x7f556b91a9e0, 24 [pid 4553] <... setpgid resumed>) = 0 [pid 4552] <... openat resumed>) = 3 [pid 4551] write(3, "1000", 4 [pid 4550] <... mmap resumed>) = 0x20ffd000 [pid 4549] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4547] +++ exited with 0 +++ [pid 4545] +++ exited with 0 +++ [pid 4554] <... set_robust_list resumed>) = 0 [pid 4553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4552] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] <... write resumed>) = 4 [pid 4550] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4545, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4553] <... openat resumed>) = 3 [pid 4552] <... futex resumed>) = 1 [pid 4551] close(3 [pid 4550] <... futex resumed>) = 1 [pid 4549] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4548] <... futex resumed>) = 0 [pid 4546] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4553] write(3, "1000", 4 [pid 4552] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4551] <... close resumed>) = 0 [pid 4550] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4548] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4546] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4554] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4553] <... write resumed>) = 4 [pid 4552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4551] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4548] <... futex resumed>) = 0 [pid 4546] <... futex resumed>) = 0 [pid 4553] close(3 [pid 4552] dup(3 [pid 4551] <... futex resumed>) = 0 [pid 4550] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4546] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4554] <... openat resumed>) = 3 [pid 4553] <... close resumed>) = 0 [pid 4552] <... dup resumed>) = 4 [pid 4551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4550] <... futex resumed>) = 0 [pid 4546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4554] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] <... mmap resumed>) = 0x7f556b8fa000 [pid 4550] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] <... futex resumed>) = 0 [pid 4554] <... futex resumed>) = 1 [pid 4552] <... futex resumed>) = 1 [pid 4551] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4549] <... futex resumed>) = 0 [pid 4548] <... futex resumed>) = 0 [pid 4546] <... futex resumed>) = 0 [pid 4554] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4552] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4551] <... mprotect resumed>) = 0 [pid 4550] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4549] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4546] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4555 [pid 4554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4553] <... mmap resumed>) = 0x7f556b8fa000 [pid 4552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4551] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4550] <... io_uring_enter resumed>) = 1 [pid 4549] <... futex resumed>) = 0 [pid 4548] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4555 attached [pid 4554] dup(3 [pid 4553] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4552] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4550] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4548] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4555] set_robust_list(0x555555af35e0, 24 [pid 4554] <... dup resumed>) = 4 [pid 4553] <... mprotect resumed>) = 0 [pid 4552] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4551] <... clone resumed>, parent_tid=[4556], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4556 [pid 4550] <... futex resumed>) = 1 [pid 4546] <... futex resumed>) = 0 [pid 4555] <... set_robust_list resumed>) = 0 [pid 4554] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4552] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4551] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4550] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] exit_group(0 [pid 4555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4554] <... futex resumed>) = 1 [pid 4552] <... mmap resumed>) = 0x20ffb000 [pid 4551] <... futex resumed>) = 0 [pid 4550] <... futex resumed>) = ? [pid 4549] <... futex resumed>) = 0 [pid 4546] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4557 attached [pid 4555] <... prctl resumed>) = 0 [pid 4554] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] <... clone resumed>, parent_tid=[4557], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4557 [pid 4552] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4551] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4550] +++ exited with 0 +++ [pid 4549] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4546] +++ exited with 0 +++ ./strace-static-x86_64: Process 4556 attached [pid 4557] set_robust_list(0x7f556b91a9e0, 24 [pid 4555] setpgid(0, 0 [pid 4554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4553] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] <... mmap resumed>) = 0x20ffd000 [pid 4549] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4556] set_robust_list(0x7f556b91a9e0, 24 [pid 4555] <... setpgid resumed>) = 0 [pid 4554] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4553] <... futex resumed>) = 0 [pid 4552] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4557] <... set_robust_list resumed>) = 0 [pid 4556] <... set_robust_list resumed>) = 0 [pid 4555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4554] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [ 59.386818][ T4543] VFS: Close: file count is 0 [ 59.397664][ T4544] VFS: Close: file count is 0 [ 59.427730][ T4545] VFS: Close: file count is 0 [pid 4553] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4552] <... futex resumed>) = 1 [pid 4548] <... futex resumed>) = 0 [pid 4557] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4556] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4555] <... openat resumed>) = 3 [pid 4554] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4552] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4548] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4558 attached [pid 4557] <... openat resumed>) = 3 [pid 4556] <... openat resumed>) = 3 [pid 4555] write(3, "1000", 4 [pid 4554] <... mmap resumed>) = 0x20ffb000 [pid 4552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4548] <... futex resumed>) = 0 [pid 4557] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4556] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4555] <... write resumed>) = 4 [pid 4554] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4552] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4558 [pid 4557] <... futex resumed>) = 1 [pid 4556] <... futex resumed>) = 1 [pid 4555] close(3 [pid 4554] <... mmap resumed>) = 0x20ffd000 [pid 4553] <... futex resumed>) = 0 [pid 4552] <... futex resumed>) = 0 [pid 4551] <... futex resumed>) = 0 [pid 4548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4557] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4556] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] <... close resumed>) = 0 [pid 4554] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4551] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4555] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4554] <... futex resumed>) = 1 [pid 4553] <... futex resumed>) = 0 [pid 4552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4551] <... futex resumed>) = 0 [pid 4549] <... futex resumed>) = 0 [pid 4548] <... futex resumed>) = 0 [pid 4557] dup(3 [pid 4556] dup(3 [pid 4555] <... futex resumed>) = 0 [pid 4554] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4552] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4551] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4549] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4558] set_robust_list(0x555555af35e0, 24 [pid 4557] <... dup resumed>) = 4 [pid 4556] <... dup resumed>) = 4 [pid 4555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4552] <... io_uring_enter resumed>) = 1 [pid 4549] <... futex resumed>) = 0 [pid 4558] <... set_robust_list resumed>) = 0 [pid 4557] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4556] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4555] <... mmap resumed>) = 0x7f556b8fa000 [pid 4554] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4557] <... futex resumed>) = 1 [pid 4556] <... futex resumed>) = 1 [pid 4555] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4554] <... futex resumed>) = 0 [pid 4553] <... futex resumed>) = 0 [pid 4552] <... futex resumed>) = 1 [pid 4551] <... futex resumed>) = 0 [pid 4549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4548] <... futex resumed>) = 0 [pid 4558] <... prctl resumed>) = 0 [pid 4557] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4556] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] <... mprotect resumed>) = 0 [pid 4554] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4551] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] exit_group(0 [pid 4558] setpgid(0, 0 [pid 4557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4555] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4553] <... futex resumed>) = 0 [pid 4552] <... futex resumed>) = ? [pid 4551] <... futex resumed>) = 0 [pid 4549] <... futex resumed>) = 0 [pid 4548] <... exit_group resumed>) = ? [pid 4558] <... setpgid resumed>) = 0 [pid 4557] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4556] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4554] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4553] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4551] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4556] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4555] <... clone resumed>, parent_tid=[4559], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4559 [pid 4552] +++ exited with 0 +++ [pid 4549] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4548] +++ exited with 0 +++ [pid 4557] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4557] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4556] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4555] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4554] <... io_uring_enter resumed>) = 1 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4548, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4557] <... mmap resumed>) = 0x20ffb000 [pid 4558] <... openat resumed>) = 3 [pid 4556] <... mmap resumed>) = 0x20ffb000 [pid 4555] <... futex resumed>) = 0 [pid 4554] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4558] write(3, "1000", 4 [pid 4557] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4556] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4555] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4554] <... futex resumed>) = 1 [pid 4549] <... futex resumed>) = 0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4558] <... write resumed>) = 4 [pid 4557] <... mmap resumed>) = 0x20ffd000 [pid 4556] <... mmap resumed>) = 0x20ffd000 [pid 4554] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4549] exit_group(0./strace-static-x86_64: Process 4559 attached [pid 4558] close(3 [pid 4557] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [ 59.453488][ T4546] VFS: Close: file count is 0 [pid 4556] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4554] <... futex resumed>) = ? [pid 4549] <... exit_group resumed>) = ? [pid 4558] <... close resumed>) = 0 [pid 4557] <... futex resumed>) = 1 [pid 4556] <... futex resumed>) = 1 [pid 4554] +++ exited with 0 +++ [pid 4553] <... futex resumed>) = 0 [pid 4551] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4556] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4549] +++ exited with 0 +++ [pid 4557] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4559] set_robust_list(0x7f556b91a9e0, 24 [pid 4558] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4557] <... futex resumed>) = 0 [pid 4556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4553] <... futex resumed>) = 0 [pid 4551] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4560 [pid 4559] <... set_robust_list resumed>) = 0 [pid 4558] <... futex resumed>) = 0 [pid 4557] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4556] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4551] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4549, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4559] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4556] <... futex resumed>) = 0 [pid 4553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4561 attached ./strace-static-x86_64: Process 4560 attached [pid 4559] <... openat resumed>) = 3 [pid 4558] <... mmap resumed>) = 0x7f556b8fa000 [pid 4556] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] set_robust_list(0x555555af35e0, 24 [pid 4559] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4557] <... futex resumed>) = 0 [pid 4556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4553] <... futex resumed>) = 1 [pid 4551] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4561 [pid 4561] set_robust_list(0x555555af35e0, 24 [pid 4560] <... set_robust_list resumed>) = 0 [pid 4559] <... futex resumed>) = 1 [pid 4558] <... mprotect resumed>) = 0 [pid 4557] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4556] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4555] <... futex resumed>) = 0 [pid 4553] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4551] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4559] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4558] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4557] <... io_uring_enter resumed>) = 1 [pid 4556] <... io_uring_enter resumed>) = 1 [pid 4555] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] <... set_robust_list resumed>) = 0 [pid 4560] <... prctl resumed>) = 0 [pid 4559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4557] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4556] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4555] <... futex resumed>) = 0 [pid 4560] setpgid(0, 0 [pid 4559] dup(3 [pid 4558] <... clone resumed>, parent_tid=[4562], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4562 [pid 4557] <... futex resumed>) = 1 [pid 4556] <... futex resumed>) = 1 [pid 4555] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4553] <... futex resumed>) = 0 [pid 4551] <... futex resumed>) = 0 [pid 4561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4560] <... setpgid resumed>) = 0 [pid 4559] <... dup resumed>) = 4 [pid 4558] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4557] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4556] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4553] exit_group(0 [pid 4551] exit_group(0 [pid 4561] <... prctl resumed>) = 0 [pid 4560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4559] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] <... futex resumed>) = 0 [pid 4557] <... futex resumed>) = ? [pid 4556] <... futex resumed>) = ? [pid 4553] <... exit_group resumed>) = ? [pid 4551] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4562 attached [pid 4561] setpgid(0, 0 [pid 4560] <... openat resumed>) = 3 [pid 4559] <... futex resumed>) = 1 [pid 4558] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4557] +++ exited with 0 +++ [pid 4556] +++ exited with 0 +++ [pid 4555] <... futex resumed>) = 0 [pid 4553] +++ exited with 0 +++ [pid 4551] +++ exited with 0 +++ [pid 4562] set_robust_list(0x7f556b91a9e0, 24 [pid 4560] write(3, "1000", 4 [pid 4559] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4555] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4551, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4562] <... set_robust_list resumed>) = 0 [pid 4561] <... setpgid resumed>) = 0 [pid 4560] <... write resumed>) = 4 [pid 4555] <... futex resumed>) = 0 [pid 4562] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4560] close(3 [pid 4559] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4555] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4553, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4562] <... openat resumed>) = 3 [pid 4560] <... close resumed>) = 0 [pid 4559] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4562] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4559] <... mmap resumed>) = 0x20ffb000 [pid 4562] <... futex resumed>) = 1 [pid 4560] <... futex resumed>) = 0 [pid 4562] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4559] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4558] <... futex resumed>) = 0 [pid 4561] <... openat resumed>) = 3 [pid 4560] <... mmap resumed>) = 0x7f556b8fa000 [pid 4559] <... mmap resumed>) = 0x20ffd000 [pid 4561] write(3, "1000", 4 [pid 4560] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4558] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4559] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4563 [pid 4562] <... futex resumed>) = 0 [pid 4561] <... write resumed>) = 4 [pid 4560] <... mprotect resumed>) = 0 [pid 4559] <... futex resumed>) = 1 [pid 4558] <... futex resumed>) = 1 [pid 4555] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4563 attached [pid 4562] dup(3 [pid 4561] close(3 [pid 4560] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4559] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4555] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] set_robust_list(0x555555af35e0, 24 [pid 4562] <... dup resumed>) = 4 [pid 4561] <... close resumed>) = 0 [pid 4559] <... futex resumed>) = 0 [pid 4555] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4564 attached [pid 4563] <... set_robust_list resumed>) = 0 [pid 4562] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] <... clone resumed>, parent_tid=[4564], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4564 [pid 4559] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4562] <... futex resumed>) = 1 [pid 4561] <... futex resumed>) = 0 [pid 4560] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] <... futex resumed>) = 0 [pid 4555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4563] <... prctl resumed>) = 0 [pid 4562] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4560] <... futex resumed>) = 0 [pid 4558] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4555] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4565 [pid 4564] set_robust_list(0x7f556b91a9e0, 24 [pid 4563] setpgid(0, 0 [pid 4562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4561] <... mmap resumed>) = 0x7f556b8fa000 [pid 4560] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4559] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = 0 [pid 4555] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4565 attached [pid 4563] <... setpgid resumed>) = 0 [pid 4562] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4561] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4559] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4558] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4555] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4565] set_robust_list(0x555555af35e0, 24 [pid 4564] <... set_robust_list resumed>) = 0 [pid 4563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4562] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4559] <... io_uring_enter resumed>) = 1 [pid 4565] <... set_robust_list resumed>) = 0 [pid 4563] <... openat resumed>) = 3 [pid 4562] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4561] <... mprotect resumed>) = 0 [pid 4559] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4564] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4563] write(3, "1000", 4 [pid 4565] <... prctl resumed>) = 0 [pid 4563] <... write resumed>) = 4 [pid 4562] <... mmap resumed>) = 0x20ffb000 [pid 4561] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4559] <... futex resumed>) = 1 [pid 4555] <... futex resumed>) = 0 [pid 4565] setpgid(0, 0 [pid 4564] <... openat resumed>) = 3 [pid 4563] close(3 [pid 4562] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4559] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] exit_group(0 [pid 4565] <... setpgid resumed>) = 0 [pid 4563] <... close resumed>) = 0 [pid 4562] <... mmap resumed>) = 0x20ffd000 [pid 4555] <... exit_group resumed>) = ? [pid 4559] <... futex resumed>) = ? [pid 4561] <... clone resumed>, parent_tid=[4566], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4566 [pid 4564] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4563] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4562] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] <... openat resumed>) = 3 [pid 4563] <... futex resumed>) = 0 [pid 4565] write(3, "1000", 4 [pid 4563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4565] <... write resumed>) = 4 [pid 4563] <... mmap resumed>) = 0x7f556b8fa000 [pid 4562] <... futex resumed>) = 1 [pid 4561] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4559] +++ exited with 0 +++ [pid 4564] <... futex resumed>) = 1 [pid 4560] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = 0 [pid 4555] +++ exited with 0 +++ [pid 4565] close(3 [pid 4564] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4562] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4561] <... futex resumed>) = 0 [pid 4560] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4566 attached [pid 4565] <... close resumed>) = 0 [pid 4564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4563] <... mprotect resumed>) = 0 [pid 4562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4561] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4560] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = 0 [ 59.482826][ T4552] VFS: Close: file count is 0 [ 59.496626][ T4549] VFS: Close: file count is 0 [ 59.518983][ T4551] VFS: Close: file count is 0 [ 59.519000][ T4553] VFS: Close: file count is 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4566] set_robust_list(0x7f556b91a9e0, 24 [pid 4565] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] dup(3 [pid 4563] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4562] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4558] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... restart_syscall resumed>) = 0 [pid 4566] <... set_robust_list resumed>) = 0 [pid 4565] <... futex resumed>) = 0 [pid 4564] <... dup resumed>) = 4 [pid 4562] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4566] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4565] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4564] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] <... clone resumed>, parent_tid=[4567], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4567 [pid 4562] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4558] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4566] <... openat resumed>) = 3 [pid 4565] <... mmap resumed>) = 0x7f556b8fa000 [pid 4564] <... futex resumed>) = 1 [pid 4563] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4560] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4567 attached [pid 4566] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4564] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] <... futex resumed>) = 0 [pid 4562] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4560] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4566] <... futex resumed>) = 1 [pid 4565] <... mprotect resumed>) = 0 [pid 4564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4563] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4562] <... io_uring_enter resumed>) = 1 [pid 4561] <... futex resumed>) = 0 [pid 4560] <... futex resumed>) = 0 [pid 4566] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4565] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4564] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4562] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4565] <... clone resumed>, parent_tid=[4569], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4569 [pid 4564] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4562] <... futex resumed>) = 1 [pid 4561] <... futex resumed>) = 0 [pid 4558] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4568 [pid 4566] dup(3 [pid 4565] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4562] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4561] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4566] <... dup resumed>) = 4 [pid 4558] exit_group(0./strace-static-x86_64: Process 4568 attached [pid 4565] <... futex resumed>) = 0 [pid 4564] <... mmap resumed>) = 0x20ffb000 [pid 4568] set_robust_list(0x555555af35e0, 24 [pid 4566] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4562] <... futex resumed>) = ? [pid 4558] <... exit_group resumed>) = ? [pid 4564] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000./strace-static-x86_64: Process 4569 attached [pid 4568] <... set_robust_list resumed>) = 0 [pid 4567] set_robust_list(0x7f556b91a9e0, 24 [pid 4566] <... futex resumed>) = 1 [pid 4562] +++ exited with 0 +++ [pid 4561] <... futex resumed>) = 0 [pid 4569] set_robust_list(0x7f556b91a9e0, 24 [pid 4568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4569] <... set_robust_list resumed>) = 0 [pid 4568] <... prctl resumed>) = 0 [pid 4569] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4568] setpgid(0, 0 [pid 4561] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4558] +++ exited with 0 +++ [pid 4569] <... openat resumed>) = 3 [pid 4568] <... setpgid resumed>) = 0 [ 59.554654][ T4559] VFS: Close: file count is 0 [pid 4567] <... set_robust_list resumed>) = 0 [pid 4566] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4564] <... mmap resumed>) = 0x20ffd000 [pid 4561] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4558, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4569] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4569] <... futex resumed>) = 1 [pid 4568] <... openat resumed>) = 3 [pid 4565] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4569] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4568] write(3, "1000", 4 [pid 4566] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4565] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4568] <... write resumed>) = 4 [pid 4565] <... futex resumed>) = 0 [pid 4569] dup(3 [pid 4568] close(3 [pid 4565] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4569] <... dup resumed>) = 4 [pid 4568] <... close resumed>) = 0 [pid 4569] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4570 [pid 4569] <... futex resumed>) = 1 [pid 4568] <... futex resumed>) = 0 [pid 4565] <... futex resumed>) = 0 [pid 4569] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4565] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4568] <... mmap resumed>) = 0x7f556b8fa000 [pid 4565] <... futex resumed>) = 0 [pid 4569] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4568] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4567] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4566] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4565] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4564] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4569] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4568] <... mprotect resumed>) = 0 [pid 4566] <... mmap resumed>) = 0x20ffb000 [pid 4564] <... futex resumed>) = 1 [pid 4560] <... futex resumed>) = 0 [pid 4569] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4568] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4567] <... openat resumed>) = 3 [pid 4566] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4564] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4560] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4571 attached ./strace-static-x86_64: Process 4570 attached [pid 4569] <... mmap resumed>) = 0x20ffb000 [pid 4567] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4566] <... mmap resumed>) = 0x20ffd000 [pid 4564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4560] <... futex resumed>) = 0 [pid 4571] set_robust_list(0x7f556b91a9e0, 24 [pid 4570] set_robust_list(0x555555af35e0, 24 [pid 4569] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4568] <... clone resumed>, parent_tid=[4571], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4571 [pid 4567] <... futex resumed>) = 1 [pid 4566] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] <... futex resumed>) = 0 [pid 4560] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4570] <... set_robust_list resumed>) = 0 [pid 4569] <... mmap resumed>) = 0x20ffd000 [pid 4568] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4566] <... futex resumed>) = 1 [pid 4564] <... futex resumed>) = 0 [pid 4563] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] <... futex resumed>) = 0 [pid 4560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4569] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] <... futex resumed>) = 0 [pid 4567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4566] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4564] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] <... futex resumed>) = 0 [pid 4561] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] <... prctl resumed>) = 0 [pid 4569] <... futex resumed>) = 1 [pid 4568] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4567] dup(3 [pid 4566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4565] <... futex resumed>) = 0 [pid 4564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4563] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4561] <... futex resumed>) = 0 [pid 4560] <... futex resumed>) = 0 [pid 4570] setpgid(0, 0 [pid 4569] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4567] <... dup resumed>) = 4 [pid 4566] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4561] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4560] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4571] <... set_robust_list resumed>) = 0 [pid 4570] <... setpgid resumed>) = 0 [pid 4569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4567] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4566] <... futex resumed>) = 0 [pid 4565] <... futex resumed>) = 0 [pid 4564] <... io_uring_enter resumed>) = 1 [pid 4561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4571] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4569] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... futex resumed>) = 1 [pid 4566] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4565] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4564] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] <... futex resumed>) = 0 [pid 4561] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4571] <... openat resumed>) = 3 [pid 4570] <... openat resumed>) = 3 [pid 4569] <... futex resumed>) = 0 [pid 4567] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4564] <... futex resumed>) = 1 [pid 4563] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] <... futex resumed>) = 0 [pid 4560] <... futex resumed>) = 0 [pid 4571] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] write(3, "1000", 4 [pid 4569] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4566] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4565] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] <... futex resumed>) = 0 [pid 4561] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4560] exit_group(0 [pid 4571] <... futex resumed>) = 1 [pid 4570] <... write resumed>) = 4 [pid 4569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4568] <... futex resumed>) = 0 [pid 4567] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4566] <... io_uring_enter resumed>) = 1 [pid 4565] <... futex resumed>) = 0 [pid 4564] <... futex resumed>) = ? [pid 4563] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4560] <... exit_group resumed>) = ? [pid 4571] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4570] close(3 [ 59.577068][ T4558] VFS: Close: file count is 0 [pid 4569] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4568] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4566] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4564] +++ exited with 0 +++ [pid 4560] +++ exited with 0 +++ [pid 4571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4570] <... close resumed>) = 0 [pid 4569] <... io_uring_enter resumed>) = 1 [pid 4568] <... futex resumed>) = 0 [pid 4567] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4566] <... futex resumed>) = 1 [pid 4561] <... futex resumed>) = 0 [pid 4570] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4569] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4560, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4570] <... futex resumed>) = 0 [pid 4569] <... futex resumed>) = 1 [pid 4565] <... futex resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4569] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4565] exit_group(0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4570] <... mmap resumed>) = 0x7f556b8fa000 [pid 4569] <... futex resumed>) = ? [pid 4565] <... exit_group resumed>) = ? [pid 4570] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4569] +++ exited with 0 +++ [pid 4565] +++ exited with 0 +++ [pid 4567] <... mmap resumed>) = 0x20ffb000 [pid 4571] dup(3 [pid 4570] <... mprotect resumed>) = 0 [pid 4566] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4561] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4570] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4572 [pid 4570] <... clone resumed>, parent_tid=[4573], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4573 [pid 4570] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4570] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4572 attached [pid 4572] set_robust_list(0x555555af35e0, 24) = 0 [pid 4572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4561] <... exit_group resumed>) = ? [pid 4566] <... futex resumed>) = ? [pid 4572] <... prctl resumed>) = 0 [pid 4572] setpgid(0, 0./strace-static-x86_64: Process 4573 attached [pid 4573] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4572] <... setpgid resumed>) = 0 [pid 4566] +++ exited with 0 +++ [pid 4561] +++ exited with 0 +++ [pid 4567] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4573] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4571] <... dup resumed>) = 4 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4573] <... openat resumed>) = 3 [pid 4572] <... openat resumed>) = 3 [pid 4571] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... mmap resumed>) = 0x20ffd000 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4573] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] write(3, "1000", 4 [pid 3625] <... restart_syscall resumed>) = 0 [pid 4573] <... futex resumed>) = 1 [pid 4572] <... write resumed>) = 4 [pid 4570] <... futex resumed>) = 0 [pid 4573] dup(3 [pid 4572] close(3 [pid 4570] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4573] <... dup resumed>) = 4 [pid 4572] <... close resumed>) = 0 [pid 4570] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4573] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4573] <... futex resumed>) = 0 [pid 4572] <... futex resumed>) = 0 [pid 4570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4574 [pid 4573] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4571] <... futex resumed>) = 1 [pid 4570] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] <... futex resumed>) = 0 [pid 4567] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4572] <... mmap resumed>) = 0x7f556b8fa000 [pid 4571] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4570] <... futex resumed>) = 0 [pid 4568] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... futex resumed>) = 1 [pid 4563] <... futex resumed>) = 0 [pid 4573] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4572] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4571] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4570] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4568] <... futex resumed>) = 0 [pid 4567] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4575 ./strace-static-x86_64: Process 4575 attached ./strace-static-x86_64: Process 4574 attached [pid 4573] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4572] <... mprotect resumed>) = 0 [pid 4568] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4563] <... futex resumed>) = 0 [pid 4574] set_robust_list(0x555555af35e0, 24 [pid 4573] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4572] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4571] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4567] <... futex resumed>) = 0 [pid 4563] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4575] set_robust_list(0x555555af35e0, 24 [pid 4574] <... set_robust_list resumed>) = 0 [pid 4573] <... mmap resumed>) = 0x20ffb000 [pid 4563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4576 attached [pid 4575] <... set_robust_list resumed>) = 0 [pid 4574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4573] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4572] <... clone resumed>, parent_tid=[4576], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4576 [pid 4571] <... mmap resumed>) = 0x20ffb000 [pid 4567] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] <... prctl resumed>) = 0 [pid 4573] <... mmap resumed>) = 0x20ffd000 [pid 4572] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] <... futex resumed>) = 0 [pid 4574] setpgid(0, 0 [pid 4573] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] <... futex resumed>) = 0 [pid 4563] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4574] <... setpgid resumed>) = 0 [pid 4573] <... futex resumed>) = 1 [pid 4572] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4570] <... futex resumed>) = 0 [pid 4575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4573] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4571] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4570] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4576] set_robust_list(0x7f556b91a9e0, 24 [pid 4575] <... prctl resumed>) = 0 [pid 4574] <... openat resumed>) = 3 [pid 4573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4571] <... mmap resumed>) = 0x20ffd000 [pid 4570] <... futex resumed>) = 0 [pid 4567] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4575] setpgid(0, 0 [pid 4574] write(3, "1000", 4 [pid 4573] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4571] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4567] <... io_uring_enter resumed>) = 1 [pid 4575] <... setpgid resumed>) = 0 [pid 4574] <... write resumed>) = 4 [pid 4573] <... futex resumed>) = 0 [pid 4571] <... futex resumed>) = 1 [pid 4570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4568] <... futex resumed>) = 0 [pid 4567] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4574] close(3 [pid 4573] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4571] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4567] <... futex resumed>) = 1 [pid 4563] <... futex resumed>) = 0 [pid 4576] <... set_robust_list resumed>) = 0 [pid 4575] <... openat resumed>) = 3 [pid 4574] <... close resumed>) = 0 [pid 4573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4571] <... futex resumed>) = 0 [pid 4570] <... futex resumed>) = 0 [pid 4568] <... futex resumed>) = 0 [pid 4567] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4563] exit_group(0 [pid 4575] write(3, "1000", 4 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4573] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4571] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4570] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4568] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4567] <... futex resumed>) = ? [pid 4563] <... exit_group resumed>) = ? [pid 4576] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4575] <... write resumed>) = 4 [pid 4574] <... futex resumed>) = 0 [pid 4573] <... io_uring_enter resumed>) = 1 [pid 4568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4567] +++ exited with 0 +++ [pid 4563] +++ exited with 0 +++ [pid 4576] <... openat resumed>) = 3 [pid 4575] close(3 [pid 4574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4573] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4576] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] <... close resumed>) = 0 [pid 4574] <... mmap resumed>) = 0x7f556b8fa000 [pid 4573] <... futex resumed>) = 1 [pid 4571] <... futex resumed>) = 0 [pid 4570] <... futex resumed>) = 0 [pid 4568] <... futex resumed>) = 1 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4576] <... futex resumed>) = 1 [pid 4575] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4573] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4572] <... futex resumed>) = 0 [pid 4571] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4570] exit_group(0 [pid 4568] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... restart_syscall resumed>) = 0 [pid 4576] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4575] <... futex resumed>) = 0 [pid 4574] <... mprotect resumed>) = 0 [pid 4573] <... futex resumed>) = ? [pid 4572] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4571] <... io_uring_enter resumed>) = 1 [pid 4570] <... exit_group resumed>) = ? [ 59.607609][ T4560] VFS: Close: file count is 0 [ 59.613949][ T4565] VFS: Close: file count is 0 [ 59.622708][ T4566] VFS: Close: file count is 0 [pid 4576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4574] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4573] +++ exited with 0 +++ [pid 4572] <... futex resumed>) = 0 [pid 4571] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] +++ exited with 0 +++ [pid 4572] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4571] <... futex resumed>) = 1 [pid 4568] <... futex resumed>) = 0 [pid 4574] <... clone resumed>, parent_tid=[4577], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4577 [pid 4571] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4568] exit_group(0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4574] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4571] <... futex resumed>) = ? [pid 4568] <... exit_group resumed>) = ? [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4574] <... futex resumed>) = 0 [pid 4571] +++ exited with 0 +++ [pid 4568] +++ exited with 0 +++ [pid 3624] <... restart_syscall resumed>) = 0 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555af35d0) = 4578 ./strace-static-x86_64: Process 4577 attached [pid 4577] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4577] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4577] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] <... futex resumed>) = 0 [pid 4574] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4577] <... futex resumed>) = 1 [pid 4577] dup(3) = 4 [pid 4577] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4574] <... futex resumed>) = 0 [pid 4577] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4574] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4578 attached ) = 0 [pid 4578] set_robust_list(0x555555af35e0, 24 [pid 4577] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4575] <... mmap resumed>) = 0x7f556b8fa000 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4578] <... set_robust_list resumed>) = 0 [pid 4577] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4576] dup(3 [pid 4575] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4577] <... mmap resumed>) = 0x20ffb000 [pid 4576] <... dup resumed>) = 4 [pid 4575] <... mprotect resumed>) = 0 [pid 4578] <... prctl resumed>) = 0 [pid 4577] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4578] setpgid(0, 0 [pid 4577] <... mmap resumed>) = 0x20ffd000 [pid 4578] <... setpgid resumed>) = 0 [pid 4577] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4576] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4579 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4577] <... futex resumed>) = 1 [pid 4576] <... futex resumed>) = 1 [pid 4574] <... futex resumed>) = 0 [pid 4572] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4579 attached [pid 4578] <... openat resumed>) = 3 [pid 4577] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4574] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] set_robust_list(0x555555af35e0, 24 [pid 4578] write(3, "1000", 4 [pid 4577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4574] <... futex resumed>) = 0 [pid 4572] <... futex resumed>) = 0 [pid 4579] <... set_robust_list resumed>) = 0 [pid 4578] <... write resumed>) = 4 [pid 4577] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4572] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4580 attached [pid 4579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4578] close(3 [pid 4577] <... futex resumed>) = 0 [pid 4576] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4575] <... clone resumed>, parent_tid=[4580], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4580 [pid 4574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4580] set_robust_list(0x7f556b91a9e0, 24 [pid 4579] <... prctl resumed>) = 0 [pid 4578] <... close resumed>) = 0 [pid 4577] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4574] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] <... set_robust_list resumed>) = 0 [pid 4579] setpgid(0, 0 [pid 4578] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4576] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4575] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4581 ./strace-static-x86_64: Process 4581 attached [pid 4580] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4579] <... setpgid resumed>) = 0 [pid 4578] <... futex resumed>) = 0 [pid 4577] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4576] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4575] <... futex resumed>) = 0 [pid 4574] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4581] set_robust_list(0x555555af35e0, 24 [pid 4580] <... openat resumed>) = 3 [pid 4579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4577] <... io_uring_enter resumed>) = 1 [pid 4576] <... mmap resumed>) = 0x20ffb000 [pid 4575] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4581] <... set_robust_list resumed>) = 0 [pid 4580] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] <... openat resumed>) = 3 [pid 4578] <... mmap resumed>) = 0x7f556b8fa000 [pid 4577] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4576] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4580] <... futex resumed>) = 0 [pid 4579] write(3, "1000", 4 [pid 4578] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4577] <... futex resumed>) = 1 [pid 4574] <... futex resumed>) = 0 [pid 4581] <... prctl resumed>) = 0 [pid 4580] dup(3 [pid 4579] <... write resumed>) = 4 [pid 4578] <... mprotect resumed>) = 0 [pid 4577] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4576] <... mmap resumed>) = 0x20ffd000 [pid 4575] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] exit_group(0 [pid 4581] setpgid(0, 0 [pid 4580] <... dup resumed>) = 4 [pid 4579] close(3 [pid 4578] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4577] <... futex resumed>) = ? [pid 4576] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] <... futex resumed>) = 0 [pid 4574] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4582 attached [pid 4581] <... setpgid resumed>) = 0 [pid 4580] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] <... close resumed>) = 0 [pid 4577] +++ exited with 0 +++ [pid 4576] <... futex resumed>) = 1 [pid 4575] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4574] +++ exited with 0 +++ [pid 4572] <... futex resumed>) = 0 [pid 4581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4580] <... futex resumed>) = 0 [pid 4579] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] <... clone resumed>, parent_tid=[4582], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4582 [pid 4572] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4574, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4581] <... openat resumed>) = 3 [pid 4580] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4579] <... futex resumed>) = 0 [pid 4578] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] <... futex resumed>) = 0 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4581] write(3, "1000", 4 [pid 4579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4578] <... futex resumed>) = 0 [pid 4572] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... restart_syscall resumed>) = 0 [pid 4581] <... write resumed>) = 4 [pid 4579] <... mmap resumed>) = 0x7f556b8fa000 [pid 4578] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4581] close(3 [pid 4579] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4576] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4581] <... close resumed>) = 0 [pid 4579] <... mprotect resumed>) = 0 [pid 4576] <... futex resumed>) = 1 [pid 4575] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4583 attached [pid 4582] set_robust_list(0x7f556b91a9e0, 24 [pid 4581] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] <... futex resumed>) = 0 [pid 4579] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4576] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4575] <... futex resumed>) = 1 [pid 4572] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4581] <... futex resumed>) = 0 [pid 4580] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4572] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4583 [pid 4582] <... set_robust_list resumed>) = 0 [pid 4581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4580] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4579] <... clone resumed>, parent_tid=[4584], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4584 [pid 4576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4575] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4572] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4581] <... mmap resumed>) = 0x7f556b8fa000 [pid 4580] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4579] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4576] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4583] set_robust_list(0x555555af35e0, 24 [pid 4582] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4581] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4580] <... mmap resumed>) = 0x20ffb000 [pid 4579] <... futex resumed>) = 0 [pid 4576] <... io_uring_enter resumed>) = 1 [pid 4581] <... mprotect resumed>) = 0 [pid 4580] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4579] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4576] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] <... set_robust_list resumed>) = 0 [pid 4582] <... openat resumed>) = 3 [pid 4581] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4580] <... mmap resumed>) = 0x20ffd000 [pid 4576] <... futex resumed>) = 1 [pid 4572] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4584 attached [pid 4582] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4576] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4572] exit_group(0 [pid 4584] set_robust_list(0x7f556b91a9e0, 24 [pid 4583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4582] <... futex resumed>) = 1 [pid 4581] <... clone resumed>, parent_tid=[4585], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4585 [pid 4580] <... futex resumed>) = 1 [pid 4578] <... futex resumed>) = 0 [pid 4576] <... futex resumed>) = ? [pid 4575] <... futex resumed>) = 0 [pid 4572] <... exit_group resumed>) = ? [ 59.652012][ T4563] VFS: Close: file count is 0 [ 59.659929][ T4570] VFS: Close: file count is 0 [ 59.664754][ T4568] VFS: Close: file count is 0 [ 59.698856][ T4574] VFS: Close: file count is 0 ./strace-static-x86_64: Process 4585 attached [pid 4584] <... set_robust_list resumed>) = 0 [pid 4583] <... prctl resumed>) = 0 [pid 4582] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4581] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4578] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4576] +++ exited with 0 +++ [pid 4575] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] +++ exited with 0 +++ [pid 4584] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4581] <... futex resumed>) = 0 [pid 4580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4578] <... futex resumed>) = 0 [pid 4575] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4584] <... openat resumed>) = 3 [pid 4581] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4580] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4575] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4584] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] <... futex resumed>) = 0 [pid 4575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] <... restart_syscall resumed>) = 0 [pid 4584] <... futex resumed>) = 1 [pid 4580] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4579] <... futex resumed>) = 0 [pid 4575] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4579] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] <... futex resumed>) = 0 [pid 4584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] setpgid(0, 0 [pid 4582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4580] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4579] <... futex resumed>) = 0 [pid 4575] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4586 attached [pid 4585] set_robust_list(0x7f556b91a9e0, 24 [pid 4584] dup(3 [pid 4583] <... setpgid resumed>) = 0 [pid 4582] dup(3 [pid 4580] <... io_uring_enter resumed>) = 1 [pid 4579] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4584] <... dup resumed>) = 4 [pid 4580] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4586 [pid 4584] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4582] <... dup resumed>) = 4 [pid 4580] <... futex resumed>) = 1 [pid 4575] <... futex resumed>) = 0 [pid 4584] <... futex resumed>) = 1 [pid 4582] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4579] <... futex resumed>) = 0 [pid 4575] exit_group(0 [pid 4585] <... set_robust_list resumed>) = 0 [pid 4584] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4583] <... openat resumed>) = 3 [pid 4582] <... futex resumed>) = 1 [pid 4580] <... futex resumed>) = ? [pid 4579] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] <... futex resumed>) = 0 [pid 4575] <... exit_group resumed>) = ? [pid 4586] set_robust_list(0x555555af35e0, 24 [pid 4585] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] write(3, "1000", 4 [pid 4582] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4580] +++ exited with 0 +++ [pid 4579] <... futex resumed>) = 0 [pid 4578] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] +++ exited with 0 +++ [pid 4585] <... openat resumed>) = 3 [pid 4584] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4583] <... write resumed>) = 4 [pid 4582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4579] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4578] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4586] <... set_robust_list resumed>) = 0 [pid 4585] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4583] close(3 [pid 4582] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4578] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4585] <... futex resumed>) = 1 [pid 4584] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4583] <... close resumed>) = 0 [pid 4581] <... futex resumed>) = 0 [pid 4582] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4585] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4584] <... mmap resumed>) = 0x20ffb000 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4582] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4581] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4583] <... futex resumed>) = 0 [pid 4581] <... futex resumed>) = 0 [pid 4585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4584] <... mmap resumed>) = 0x20ffd000 [pid 4583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4582] <... mmap resumed>) = 0x20ffb000 [pid 4581] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4585] dup(3 [pid 4584] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] <... mmap resumed>) = 0x7f556b8fa000 [pid 4582] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4586] <... prctl resumed>) = 0 [pid 4585] <... dup resumed>) = 4 [pid 4584] <... futex resumed>) = 1 [pid 4583] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4579] <... futex resumed>) = 0 [pid 4586] setpgid(0, 0 [pid 4585] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4583] <... mprotect resumed>) = 0 [pid 4582] <... mmap resumed>) = 0x20ffd000 [pid 4579] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4586] <... setpgid resumed>) = 0 [pid 4585] <... futex resumed>) = 1 [pid 4584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4582] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4581] <... futex resumed>) = 0 [pid 4579] <... futex resumed>) = 0 [pid 4584] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4581] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4584] <... futex resumed>) = 0 [pid 4582] <... futex resumed>) = 1 [pid 4581] <... futex resumed>) = 0 [pid 4579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4578] <... futex resumed>) = 0 [pid 4585] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4584] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4583] <... clone resumed>, parent_tid=[4588], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4588 [pid 4582] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4581] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4579] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4587 ./strace-static-x86_64: Process 4587 attached [pid 4586] <... openat resumed>) = 3 [pid 4585] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4579] <... futex resumed>) = 0 [pid 4578] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4588 attached [pid 4587] set_robust_list(0x555555af35e0, 24 [pid 4586] write(3, "1000", 4 [pid 4585] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4584] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4583] <... futex resumed>) = 0 [pid 4582] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4578] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4588] set_robust_list(0x7f556b91a9e0, 24 [pid 4587] <... set_robust_list resumed>) = 0 [pid 4586] <... write resumed>) = 4 [pid 4585] <... mmap resumed>) = 0x20ffb000 [pid 4584] <... io_uring_enter resumed>) = 1 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4582] <... futex resumed>) = 0 [pid 4578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4588] <... set_robust_list resumed>) = 0 [pid 4587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4586] close(3 [pid 4585] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4584] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4582] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4578] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4588] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4587] <... prctl resumed>) = 0 [pid 4586] <... close resumed>) = 0 [pid 4585] <... mmap resumed>) = 0x20ffd000 [pid 4584] <... futex resumed>) = 1 [pid 4582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4579] <... futex resumed>) = 0 [pid 4578] <... futex resumed>) = 0 [pid 4588] <... openat resumed>) = 3 [pid 4587] setpgid(0, 0 [pid 4586] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4585] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4582] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4579] exit_group(0 [pid 4578] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4588] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] <... setpgid resumed>) = 0 [pid 4586] <... futex resumed>) = 0 [pid 4585] <... futex resumed>) = 1 [pid 4584] <... futex resumed>) = ? [pid 4582] <... io_uring_enter resumed>) = 1 [pid 4581] <... futex resumed>) = 0 [pid 4579] <... exit_group resumed>) = ? [pid 4588] <... futex resumed>) = 1 [pid 4587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4585] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4584] +++ exited with 0 +++ [pid 4583] <... futex resumed>) = 0 [pid 4582] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4581] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] +++ exited with 0 +++ [pid 4588] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4587] <... openat resumed>) = 3 [pid 4586] <... mmap resumed>) = 0x7f556b8fa000 [pid 4585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4582] <... futex resumed>) = 1 [pid 4581] <... futex resumed>) = 0 [pid 4578] <... futex resumed>) = 0 [pid 4588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4587] write(3, "1000", 4 [pid 4586] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4585] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] <... futex resumed>) = 0 [pid 4582] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4581] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4578] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4588] dup(3 [pid 4587] <... write resumed>) = 4 [pid 4586] <... mprotect resumed>) = 0 [pid 4585] <... futex resumed>) = 0 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4582] <... futex resumed>) = ? [pid 4581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4578] <... exit_group resumed>) = ? [ 59.718818][ T4572] VFS: Close: file count is 0 [ 59.732494][ T4575] VFS: Close: file count is 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4589 attached [pid 4588] <... dup resumed>) = 4 [pid 4587] close(3 [pid 4586] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4585] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4582] +++ exited with 0 +++ [pid 4581] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] +++ exited with 0 +++ [pid 4588] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] <... close resumed>) = 0 [pid 4585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4581] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4589 [pid 4588] <... futex resumed>) = 1 [pid 4587] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4586] <... clone resumed>, parent_tid=[4590], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4590 [pid 4585] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4583] <... futex resumed>) = 0 [pid 4581] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4588] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4587] <... futex resumed>) = 0 [pid 4586] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4585] <... io_uring_enter resumed>) = 1 [pid 4583] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4586] <... futex resumed>) = 0 [pid 4585] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] <... futex resumed>) = 0 [pid 4588] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4587] <... mmap resumed>) = 0x7f556b8fa000 [pid 4586] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4585] <... futex resumed>) = 1 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4581] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4590 attached [pid 4589] set_robust_list(0x555555af35e0, 24 [pid 4588] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4587] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4585] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4581] exit_group(0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4591 attached [pid 4590] set_robust_list(0x7f556b91a9e0, 24 [pid 4589] <... set_robust_list resumed>) = 0 [pid 4588] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4587] <... mprotect resumed>) = 0 [pid 4585] <... futex resumed>) = ? [pid 4581] <... exit_group resumed>) = ? [pid 4588] <... mmap resumed>) = 0x20ffb000 [pid 4587] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4591 [pid 4588] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4587] <... clone resumed>, parent_tid=[4592], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4592 [pid 4589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4588] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4588] <... futex resumed>) = 1 [pid 4587] <... futex resumed>) = 0 [pid 4583] <... futex resumed>) = 0 [pid 4588] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4587] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4583] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] <... futex resumed>) = 0 [pid 4588] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4588] <... futex resumed>) = 0 [pid 4585] +++ exited with 0 +++ [pid 4583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4581] +++ exited with 0 +++ [pid 4589] <... prctl resumed>) = 0 [pid 4590] <... set_robust_list resumed>) = 0 [pid 4589] setpgid(0, 0 [pid 4588] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4583] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4590] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4581, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4589] <... setpgid resumed>) = 0 [pid 4588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4583] <... futex resumed>) = 0 [pid 4590] <... openat resumed>) = 3 [pid 4588] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4583] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4590] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4588] <... io_uring_enter resumed>) = 1 ./strace-static-x86_64: Process 4592 attached [pid 4588] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4592] set_robust_list(0x7f556b91a9e0, 24 [pid 4589] <... openat resumed>) = 3 [pid 4588] <... futex resumed>) = 1 [pid 4583] <... futex resumed>) = 0 [pid 4586] <... futex resumed>) = 0 [pid 4590] <... futex resumed>) = 1 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4592] <... set_robust_list resumed>) = 0 [pid 4589] write(3, "1000", 4 [pid 4588] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4586] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] exit_group(0 [pid 4592] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4588] <... futex resumed>) = ? [pid 4583] <... exit_group resumed>) = ? [pid 4586] <... futex resumed>) = 0 [pid 4589] <... write resumed>) = 4 [pid 4592] <... openat resumed>) = 3 [pid 4591] set_robust_list(0x555555af35e0, 24 [pid 4590] dup(3 [pid 4589] close(3 [pid 4588] +++ exited with 0 +++ [pid 4586] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4583] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4593 [pid 4592] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4590] <... dup resumed>) = 4 [pid 4589] <... close resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4583, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4593 attached [pid 4592] <... futex resumed>) = 1 [pid 4590] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] <... futex resumed>) = 0 [pid 4593] set_robust_list(0x555555af35e0, 24 [pid 4592] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] <... set_robust_list resumed>) = 0 [pid 4590] <... futex resumed>) = 1 [pid 4589] <... futex resumed>) = 0 [pid 4587] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4586] <... futex resumed>) = 0 [pid 4593] <... set_robust_list resumed>) = 0 [pid 4592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4590] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4587] <... futex resumed>) = 0 [pid 4586] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4592] dup(3 [pid 4590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4589] <... mmap resumed>) = 0x7f556b8fa000 [pid 4587] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4586] <... futex resumed>) = 0 [pid 4593] <... prctl resumed>) = 0 [pid 4592] <... dup resumed>) = 4 [pid 4589] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4586] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4590] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4591] <... prctl resumed>) = 0 [pid 4593] setpgid(0, 0 [pid 4592] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] <... mprotect resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4594 [pid 4593] <... setpgid resumed>) = 0 [pid 4592] <... futex resumed>) = 1 [pid 4590] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4587] <... futex resumed>) = 0 [pid 4593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4592] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] setpgid(0, 0 [pid 4590] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4589] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4587] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4594 attached [pid 4593] <... openat resumed>) = 3 [pid 4592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4591] <... setpgid resumed>) = 0 [pid 4590] <... mmap resumed>) = 0x20ffb000 [pid 4587] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4595 attached [pid 4594] set_robust_list(0x555555af35e0, 24 [pid 4593] write(3, "1000", 4 [pid 4592] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4590] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4587] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4594] <... set_robust_list resumed>) = 0 [pid 4593] <... write resumed>) = 4 [pid 4592] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4593] close(3 [pid 4592] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4591] <... openat resumed>) = 3 [pid 4590] <... mmap resumed>) = 0x20ffd000 [pid 4589] <... clone resumed>, parent_tid=[4595], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4595 [pid 4594] <... prctl resumed>) = 0 [pid 4593] <... close resumed>) = 0 [pid 4592] <... mmap resumed>) = 0x20ffb000 [pid 4591] write(3, "1000", 4 [pid 4590] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4594] setpgid(0, 0 [pid 4593] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4592] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4591] <... write resumed>) = 4 [pid 4590] <... futex resumed>) = 1 [pid 4589] <... futex resumed>) = 0 [pid 4586] <... futex resumed>) = 0 [pid 4594] <... setpgid resumed>) = 0 [pid 4593] <... futex resumed>) = 0 [pid 4592] <... mmap resumed>) = 0x20ffd000 [pid 4591] close(3 [pid 4590] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4589] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4586] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4592] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] <... close resumed>) = 0 [pid 4590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4586] <... futex resumed>) = 0 [pid 4595] <... openat resumed>) = 3 [pid 4595] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4594] <... openat resumed>) = 3 [pid 4593] <... mmap resumed>) = 0x7f556b8fa000 [pid 4592] <... futex resumed>) = 1 [pid 4591] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4590] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] <... futex resumed>) = 0 [pid 4586] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4595] <... futex resumed>) = 1 [pid 4594] write(3, "1000", 4 [pid 4593] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4592] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] <... futex resumed>) = 0 [pid 4590] <... futex resumed>) = 0 [pid 4589] <... futex resumed>) = 0 [pid 4587] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4595] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] <... write resumed>) = 4 [pid 4593] <... mprotect resumed>) = 0 [pid 4592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4590] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4589] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] <... futex resumed>) = 0 [pid 4586] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4594] close(3 [pid 4593] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4592] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] <... mmap resumed>) = 0x7f556b8fa000 [pid 4590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4589] <... futex resumed>) = 0 [pid 4587] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4586] <... futex resumed>) = 0 [pid 4595] dup(3 [pid 4594] <... close resumed>) = 0 [pid 4592] <... futex resumed>) = 0 [pid 4591] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4590] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4589] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4586] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4596 attached [pid 4595] <... dup resumed>) = 4 [pid 4594] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] <... clone resumed>, parent_tid=[4596], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4596 [pid 4592] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] <... mprotect resumed>) = 0 [pid 4590] <... io_uring_enter resumed>) = 1 [pid 4587] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] set_robust_list(0x7f556b91a9e0, 24 [pid 4595] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4594] <... futex resumed>) = 0 [pid 4593] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4587] <... futex resumed>) = 0 [pid 4595] <... futex resumed>) = 1 [pid 4594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4593] <... futex resumed>) = 0 [pid 4592] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4591] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4590] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] <... futex resumed>) = 0 [pid 4587] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4595] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] <... mmap resumed>) = 0x7f556b8fa000 [pid 4593] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4592] <... io_uring_enter resumed>) = 1 [pid 4590] <... futex resumed>) = 1 [pid 4589] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4586] <... futex resumed>) = 0 [pid 4595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4594] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4592] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] <... clone resumed>, parent_tid=[4597], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4597 [pid 4590] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4589] <... futex resumed>) = 0 [pid 4586] exit_group(0./strace-static-x86_64: Process 4597 attached [pid 4595] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4594] <... mprotect resumed>) = 0 [pid 4592] <... futex resumed>) = 1 [pid 4591] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4590] <... futex resumed>) = ? [pid 4589] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4587] <... futex resumed>) = 0 [pid 4586] <... exit_group resumed>) = ? [pid 4597] set_robust_list(0x7f556b91a9e0, 24 [pid 4595] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4594] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4592] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4590] +++ exited with 0 +++ [pid 4587] exit_group(0 [pid 4597] <... set_robust_list resumed>) = 0 [pid 4592] <... futex resumed>) = ? [pid 4587] <... exit_group resumed>) = ? [ 59.762095][ T4579] VFS: Close: file count is 0 [ 59.768479][ T4578] VFS: Close: file count is 0 [ 59.792969][ T4585] VFS: Close: file count is 0 [ 59.805748][ T4583] VFS: Close: file count is 0 ./strace-static-x86_64: Process 4598 attached [pid 4597] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4596] <... set_robust_list resumed>) = 0 [pid 4595] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4594] <... clone resumed>, parent_tid=[4598], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4598 [pid 4592] +++ exited with 0 +++ [pid 4591] <... futex resumed>) = 0 [pid 4587] +++ exited with 0 +++ [pid 4586] +++ exited with 0 +++ [pid 4597] <... openat resumed>) = 3 [pid 4595] <... mmap resumed>) = 0x20ffb000 [pid 4594] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4596] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4597] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4594] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4597] <... futex resumed>) = 0 [pid 4595] <... mmap resumed>) = 0x20ffd000 [pid 4594] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4591] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4597] dup(3 [pid 4596] <... openat resumed>) = 3 [pid 4595] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] <... futex resumed>) = 0 [pid 4597] <... dup resumed>) = 4 [pid 4596] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] <... futex resumed>) = 1 [pid 4591] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4589] <... futex resumed>) = 0 [pid 4598] set_robust_list(0x7f556b91a9e0, 24 [pid 4597] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] <... futex resumed>) = 1 [pid 4595] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4593] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4589] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4598] <... set_robust_list resumed>) = 0 [pid 4597] <... futex resumed>) = 0 [pid 4596] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4593] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] <... futex resumed>) = 0 [pid 4598] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4597] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4595] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = 0 [pid 4589] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4598] <... openat resumed>) = 3 [pid 4597] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4596] dup(3 [pid 4595] <... futex resumed>) = 0 [pid 4593] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4591] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4599 attached [pid 4598] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4597] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4596] <... dup resumed>) = 4 [pid 4595] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4589] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4599 [pid 4598] <... futex resumed>) = 1 [pid 4597] <... mmap resumed>) = 0x20ffb000 [pid 4596] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4594] <... futex resumed>) = 0 [pid 4589] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4600 ./strace-static-x86_64: Process 4600 attached [pid 4598] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4597] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4596] <... futex resumed>) = 1 [pid 4595] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4594] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] <... futex resumed>) = 0 [pid 4589] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4600] set_robust_list(0x555555af35e0, 24 [pid 4598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4597] <... mmap resumed>) = 0x20ffd000 [pid 4596] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4595] <... io_uring_enter resumed>) = 1 [pid 4594] <... futex resumed>) = 0 [pid 4593] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] <... set_robust_list resumed>) = 0 [pid 4598] dup(3 [pid 4597] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4595] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4594] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4593] <... futex resumed>) = 0 [pid 4600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4599] set_robust_list(0x555555af35e0, 24 [pid 4598] <... dup resumed>) = 4 [pid 4597] <... futex resumed>) = 1 [pid 4596] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4595] <... futex resumed>) = 1 [pid 4593] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4591] <... futex resumed>) = 0 [pid 4589] <... futex resumed>) = 0 [pid 4600] <... prctl resumed>) = 0 [pid 4599] <... set_robust_list resumed>) = 0 [pid 4598] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4597] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4596] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4595] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] setpgid(0, 0 [pid 4599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4598] <... futex resumed>) = 1 [pid 4597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4596] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4594] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = 0 [pid 4589] exit_group(0 [pid 4600] <... setpgid resumed>) = 0 [pid 4599] <... prctl resumed>) = 0 [pid 4598] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4597] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] <... mmap resumed>) = 0x20ffb000 [pid 4595] <... futex resumed>) = ? [pid 4594] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4589] <... exit_group resumed>) = ? [pid 4600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4599] setpgid(0, 0 [pid 4598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4597] <... futex resumed>) = 0 [pid 4596] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4595] +++ exited with 0 +++ [pid 4594] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4600] <... openat resumed>) = 3 [pid 4597] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4591] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] write(3, "1000", 4 [pid 4598] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4596] <... mmap resumed>) = 0x20ffd000 [pid 4599] <... setpgid resumed>) = 0 [pid 4591] <... futex resumed>) = 0 [pid 4589] +++ exited with 0 +++ [pid 4600] <... write resumed>) = 4 [pid 4598] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4597] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4591] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4596] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] close(3 [pid 4599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4598] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4597] <... io_uring_enter resumed>) = 1 [pid 4596] <... futex resumed>) = 1 [pid 4593] <... futex resumed>) = 0 [pid 4600] <... close resumed>) = 0 [pid 4598] <... mmap resumed>) = 0x20ffb000 [pid 4597] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4589, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4600] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] <... openat resumed>) = 3 [pid 4598] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4597] <... futex resumed>) = 1 [pid 4596] <... futex resumed>) = 0 [pid 4593] <... futex resumed>) = 0 [pid 4591] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4600] <... futex resumed>) = 0 [pid 4599] write(3, "1000", 4 [pid 4598] <... mmap resumed>) = 0x20ffd000 [pid 4597] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4596] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4593] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4591] exit_group(0 [pid 4600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4599] <... write resumed>) = 4 [pid 4598] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4597] <... futex resumed>) = ? [pid 4593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4591] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4601 attached [pid 4600] <... mmap resumed>) = 0x7f556b8fa000 [pid 4599] close(3 [pid 4598] <... futex resumed>) = 1 [pid 4597] +++ exited with 0 +++ [pid 4594] <... futex resumed>) = 0 [ 59.847508][ T4586] VFS: Close: file count is 0 [ 59.849093][ T4587] VFS: Close: file count is 0 [ 59.883446][ T4589] VFS: Close: file count is 0 [pid 4593] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] +++ exited with 0 +++ [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4601 [pid 4600] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4599] <... close resumed>) = 0 [pid 4598] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4596] <... futex resumed>) = 0 [pid 4594] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] <... futex resumed>) = 1 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4591, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4601] set_robust_list(0x555555af35e0, 24 [pid 4600] <... mprotect resumed>) = 0 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4596] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4594] <... futex resumed>) = 0 [pid 4593] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4601] <... set_robust_list resumed>) = 0 [pid 4600] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4599] <... futex resumed>) = 0 [pid 4598] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] <... io_uring_enter resumed>) = 1 [pid 4594] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... restart_syscall resumed>) = 0 [pid 4601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4598] <... futex resumed>) = 0 [pid 4596] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4601] <... prctl resumed>) = 0 [pid 4600] <... clone resumed>, parent_tid=[4602], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4602 [pid 4599] <... mmap resumed>) = 0x7f556b8fa000 [pid 4598] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4596] <... futex resumed>) = 1 [pid 4594] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] <... futex resumed>) = 0 [pid 4601] setpgid(0, 0 [pid 4600] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4596] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] <... futex resumed>) = 0 [pid 4593] exit_group(0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4603 attached [pid 4601] <... setpgid resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 4599] <... mprotect resumed>) = 0 [pid 4598] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4596] <... futex resumed>) = ? [pid 4594] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4593] <... exit_group resumed>) = ? [pid 4603] set_robust_list(0x555555af35e0, 24 [pid 4601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4600] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4599] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4598] <... io_uring_enter resumed>) = 1 [pid 4596] +++ exited with 0 +++ [pid 4593] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4603 ./strace-static-x86_64: Process 4602 attached [pid 4601] <... openat resumed>) = 3 [pid 4598] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4593, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4602] set_robust_list(0x7f556b91a9e0, 24 [pid 4601] write(3, "1000", 4 [pid 4599] <... clone resumed>, parent_tid=[4604], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4604 [pid 4598] <... futex resumed>) = 1 [pid 4594] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4602] <... set_robust_list resumed>) = 0 [pid 4601] <... write resumed>) = 4 [pid 4599] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4598] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] exit_group(0 [pid 4602] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4601] close(3 [pid 4599] <... futex resumed>) = 0 [pid 4598] <... futex resumed>) = ? [pid 4594] <... exit_group resumed>) = ? [pid 3618] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4604 attached [pid 4602] <... openat resumed>) = 3 [pid 4601] <... close resumed>) = 0 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4603] <... set_robust_list resumed>) = 0 [pid 4598] +++ exited with 0 +++ [pid 4594] +++ exited with 0 +++ [pid 4604] set_robust_list(0x7f556b91a9e0, 24 [pid 4603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4602] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4604] <... set_robust_list resumed>) = 0 [pid 4603] <... prctl resumed>) = 0 [pid 4602] <... futex resumed>) = 1 [pid 4601] <... futex resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4604] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4603] setpgid(0, 0 [pid 4602] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4600] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4606 attached ./strace-static-x86_64: Process 4605 attached [pid 4604] <... openat resumed>) = 3 [pid 4603] <... setpgid resumed>) = 0 [pid 4602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4601] <... mmap resumed>) = 0x7f556b8fa000 [pid 4600] <... futex resumed>) = 0 [pid 4606] set_robust_list(0x555555af35e0, 24 [pid 4605] set_robust_list(0x555555af35e0, 24 [pid 4604] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4602] dup(3 [pid 4601] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4600] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4606 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4605 [pid 4606] <... set_robust_list resumed>) = 0 [pid 4605] <... set_robust_list resumed>) = 0 [pid 4604] <... futex resumed>) = 1 [pid 4603] <... openat resumed>) = 3 [pid 4602] <... dup resumed>) = 4 [pid 4601] <... mprotect resumed>) = 0 [pid 4599] <... futex resumed>) = 0 [pid 4606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4604] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] write(3, "1000", 4 [pid 4602] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4599] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4607 attached [pid 4606] <... prctl resumed>) = 0 [pid 4605] <... prctl resumed>) = 0 [pid 4604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... write resumed>) = 4 [pid 4602] <... futex resumed>) = 1 [pid 4600] <... futex resumed>) = 0 [pid 4599] <... futex resumed>) = 0 [pid 4606] setpgid(0, 0 [pid 4605] setpgid(0, 0 [pid 4604] dup(3 [pid 4603] close(3 [pid 4602] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4601] <... clone resumed>, parent_tid=[4607], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4607 [pid 4600] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4607] set_robust_list(0x7f556b91a9e0, 24 [pid 4606] <... setpgid resumed>) = 0 [pid 4605] <... setpgid resumed>) = 0 [pid 4604] <... dup resumed>) = 4 [pid 4603] <... close resumed>) = 0 [pid 4602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4601] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] <... futex resumed>) = 0 [pid 4606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4604] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4602] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4601] <... futex resumed>) = 0 [pid 4605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4600] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4603] <... futex resumed>) = 0 [pid 4602] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4601] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4604] <... futex resumed>) = 1 [pid 4599] <... futex resumed>) = 0 [pid 4606] <... openat resumed>) = 3 [pid 4605] <... openat resumed>) = 3 [pid 4604] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4602] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4599] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] <... set_robust_list resumed>) = 0 [pid 4606] write(3, "1000", 4 [pid 4605] write(3, "1000", 4 [pid 4604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... mmap resumed>) = 0x7f556b8fa000 [pid 4602] <... mmap resumed>) = 0x20ffb000 [pid 4599] <... futex resumed>) = 0 [pid 4607] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4606] <... write resumed>) = 4 [pid 4605] <... write resumed>) = 4 [pid 4604] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4603] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4602] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4606] close(3 [pid 4605] close(3 [pid 4604] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4603] <... mprotect resumed>) = 0 [pid 4607] <... openat resumed>) = 3 [pid 4606] <... close resumed>) = 0 [pid 4605] <... close resumed>) = 0 [pid 4604] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4603] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4602] <... mmap resumed>) = 0x20ffd000 ./strace-static-x86_64: Process 4608 attached [pid 4607] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4606] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4604] <... mmap resumed>) = 0x20ffb000 [pid 4602] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] set_robust_list(0x7f556b91a9e0, 24 [pid 4607] <... futex resumed>) = 1 [pid 4606] <... futex resumed>) = 0 [pid 4605] <... futex resumed>) = 0 [pid 4604] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4603] <... clone resumed>, parent_tid=[4608], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4608 [pid 4602] <... futex resumed>) = 1 [pid 4601] <... futex resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 4607] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4604] <... mmap resumed>) = 0x20ffd000 [pid 4603] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4602] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4601] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] <... set_robust_list resumed>) = 0 [pid 4607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4606] <... mmap resumed>) = 0x7f556b8fa000 [pid 4605] <... mmap resumed>) = 0x7f556b8fa000 [pid 4604] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] <... futex resumed>) = 0 [pid 4602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4601] <... futex resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 4608] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4607] dup(3 [pid 4606] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4605] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4604] <... futex resumed>) = 1 [pid 4603] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4602] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4600] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4599] <... futex resumed>) = 0 [pid 4608] <... openat resumed>) = 3 [pid 4607] <... dup resumed>) = 4 [pid 4606] <... mprotect resumed>) = 0 [pid 4605] <... mprotect resumed>) = 0 [pid 4604] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4602] <... futex resumed>) = 0 [pid 4600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4599] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4606] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4602] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4600] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] <... futex resumed>) = 0 [pid 4608] <... futex resumed>) = 1 [pid 4607] <... futex resumed>) = 1 [pid 4605] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4604] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] <... futex resumed>) = 0 [pid 4602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4601] <... futex resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4609 attached ./strace-static-x86_64: Process 4610 attached [pid 4608] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4607] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] <... clone resumed>, parent_tid=[4609], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4609 [pid 4604] <... futex resumed>) = 0 [pid 4603] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4602] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4601] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4606] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] <... clone resumed>, parent_tid=[4610], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4610 [pid 4604] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] <... futex resumed>) = 0 [pid 4602] <... io_uring_enter resumed>) = 1 [pid 4601] <... futex resumed>) = 0 [pid 4599] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] set_robust_list(0x7f556b91a9e0, 24 [pid 4609] set_robust_list(0x7f556b91a9e0, 24 [pid 4608] dup(3 [pid 4607] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4606] <... futex resumed>) = 0 [pid 4605] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4602] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4599] <... futex resumed>) = 0 [pid 4610] <... set_robust_list resumed>) = 0 [pid 4609] <... set_robust_list resumed>) = 0 [pid 4608] <... dup resumed>) = 4 [pid 4607] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4606] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4605] <... futex resumed>) = 0 [pid 4604] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4602] <... futex resumed>) = 1 [pid 4600] <... futex resumed>) = 0 [pid 4599] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4610] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4609] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4608] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4605] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4604] <... io_uring_enter resumed>) = 1 [pid 4602] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4600] exit_group(0 [pid 4610] <... openat resumed>) = 3 [pid 4609] <... openat resumed>) = 3 [pid 4608] <... futex resumed>) = 1 [pid 4607] <... mmap resumed>) = 0x20ffb000 [pid 4604] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] <... futex resumed>) = 0 [pid 4602] <... futex resumed>) = ? [pid 4600] <... exit_group resumed>) = ? [pid 4610] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4607] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4604] <... futex resumed>) = 1 [pid 4603] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] <... futex resumed>) = 0 [pid 4602] +++ exited with 0 +++ [pid 4609] <... futex resumed>) = 1 [pid 4608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... futex resumed>) = 0 [pid 4599] exit_group(0 [pid 4609] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4608] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [ 59.897286][ T4591] VFS: Close: file count is 0 [ 59.914198][ T4593] VFS: Close: file count is 0 [ 59.920633][ T4598] VFS: Close: file count is 0 [pid 4603] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4600] +++ exited with 0 +++ [pid 4599] <... exit_group resumed>) = ? [pid 4606] <... futex resumed>) = 0 [pid 4610] <... futex resumed>) = 1 [pid 4608] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4607] <... mmap resumed>) = 0x20ffd000 [pid 4605] <... futex resumed>) = 0 [pid 4608] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4600, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4608] <... mmap resumed>) = 0x20ffb000 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4608] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4608] <... mmap resumed>) = 0x20ffd000 [pid 4608] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4603] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4608] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4611 [pid 4608] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4608] <... futex resumed>) = 0 [pid 4607] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4606] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4608] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... futex resumed>) = 0 [pid 4608] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4603] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4610] dup(3 [pid 4609] <... futex resumed>) = 0 [pid 4608] <... io_uring_enter resumed>) = 1 [pid 4607] <... futex resumed>) = 1 [pid 4606] <... futex resumed>) = 1 [pid 4605] <... futex resumed>) = 0 [pid 4604] +++ exited with 0 +++ [pid 4601] <... futex resumed>) = 0 [pid 4599] +++ exited with 0 +++ [pid 4610] <... dup resumed>) = 4 [pid 4609] dup(3 [pid 4608] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4605] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4601] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4599, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4610] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] <... dup resumed>) = 4 [pid 4608] <... futex resumed>) = 1 [pid 4607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4603] <... futex resumed>) = 0 [pid 4601] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4611 attached [pid 4609] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] exit_group(0 [pid 4601] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4611] set_robust_list(0x555555af35e0, 24 [pid 4609] <... futex resumed>) = 1 [pid 4608] <... futex resumed>) = ? [pid 4603] <... exit_group resumed>) = ? [pid 4611] <... set_robust_list resumed>) = 0 [pid 4609] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4608] +++ exited with 0 +++ [pid 4603] +++ exited with 0 +++ [pid 4611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4607] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4611] <... prctl resumed>) = 0 [pid 4610] <... futex resumed>) = 0 [pid 4607] <... futex resumed>) = 1 [pid 4606] <... futex resumed>) = 0 [pid 4605] <... futex resumed>) = 0 [pid 4601] <... futex resumed>) = 0 [pid 4611] setpgid(0, 0 [pid 4610] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4607] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4601] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4603, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4611] <... setpgid resumed>) = 0 [pid 4601] <... futex resumed>) = 0 [pid 4611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4601] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4611] <... openat resumed>) = 3 [pid 4611] write(3, "1000", 4) = 4 [pid 4611] close(3) = 0 [pid 4611] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4611] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4611] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4612], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4612 [pid 4611] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4609] <... futex resumed>) = 0 [pid 4606] <... futex resumed>) = 1 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4611] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4610] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4609] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4607] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4606] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4609] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4610] <... mmap resumed>) = 0x20ffb000 [pid 4609] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4607] <... io_uring_enter resumed>) = 1 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4613 [pid 4610] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4609] <... mmap resumed>) = 0x20ffb000 [pid 4607] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 ./strace-static-x86_64: Process 4613 attached [pid 4610] <... mmap resumed>) = 0x20ffd000 [pid 4609] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] <... futex resumed>) = 1 [pid 4601] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4614 ./strace-static-x86_64: Process 4614 attached [pid 4613] set_robust_list(0x555555af35e0, 24 [pid 4610] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] <... futex resumed>) = 1 [pid 4607] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] <... futex resumed>) = 0 [pid 4601] exit_group(0./strace-static-x86_64: Process 4612 attached [pid 4613] <... set_robust_list resumed>) = 0 [pid 4610] <... futex resumed>) = 1 [pid 4609] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4607] <... futex resumed>) = ? [pid 4606] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] <... futex resumed>) = 0 [pid 4601] <... exit_group resumed>) = ? [pid 4614] set_robust_list(0x555555af35e0, 24 [pid 4613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4612] set_robust_list(0x7f556b91a9e0, 24 [pid 4610] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4606] <... futex resumed>) = 0 [pid 4613] <... prctl resumed>) = 0 [pid 4612] <... set_robust_list resumed>) = 0 [pid 4609] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4606] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... set_robust_list resumed>) = 0 [pid 4613] setpgid(0, 0 [pid 4612] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4609] <... futex resumed>) = 0 [pid 4607] +++ exited with 0 +++ [pid 4606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4605] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] +++ exited with 0 +++ [pid 4614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4613] <... setpgid resumed>) = 0 [pid 4612] <... openat resumed>) = 3 [pid 4610] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4601, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4614] <... prctl resumed>) = 0 [pid 4613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4612] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] <... futex resumed>) = 0 [pid 4609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4606] <... futex resumed>) = 0 [pid 4605] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] setpgid(0, 0 [pid 4613] <... openat resumed>) = 3 [pid 4612] <... futex resumed>) = 1 [pid 4611] <... futex resumed>) = 0 [pid 4610] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4609] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [ 59.977672][ T4600] VFS: Close: file count is 0 [ 59.986106][ T4604] VFS: Close: file count is 0 [ 59.993408][ T4603] VFS: Close: file count is 0 [pid 4606] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4614] <... setpgid resumed>) = 0 [pid 4613] write(3, "1000", 4 [pid 4612] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4611] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] <... io_uring_enter resumed>) = 1 [pid 4605] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4613] <... write resumed>) = 4 [pid 4612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4609] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] close(3 [pid 4612] dup(3 [pid 4611] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4609] <... futex resumed>) = 1 [pid 4606] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4615 [pid 4613] <... close resumed>) = 0 [pid 4612] <... dup resumed>) = 4 [pid 4609] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4606] exit_group(0 [pid 4613] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4612] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4609] <... futex resumed>) = ? [pid 4606] <... exit_group resumed>) = ? [pid 4614] <... openat resumed>) = 3 [pid 4613] <... futex resumed>) = 0 [pid 4612] <... futex resumed>) = 1 [pid 4611] <... futex resumed>) = 0 [pid 4610] <... futex resumed>) = 0 [pid 4609] +++ exited with 0 +++ [pid 4606] +++ exited with 0 +++ [pid 4605] <... futex resumed>) = 1 [pid 4613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4612] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4611] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] <... mmap resumed>) = 0x7f556b8fa000 [pid 4612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4613] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4612] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4611] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4613] <... mprotect resumed>) = 0 [pid 4612] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4613] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4612] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4613] <... clone resumed>, parent_tid=[4616], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4616 [pid 4612] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000./strace-static-x86_64: Process 4615 attached [pid 4614] write(3, "1000", 4 [pid 4613] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4612] <... mmap resumed>) = 0x20ffd000 [pid 4610] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4605] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4615] set_robust_list(0x555555af35e0, 24 [pid 4614] <... write resumed>) = 4 [pid 4613] <... futex resumed>) = 0 [pid 4612] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] <... io_uring_enter resumed>) = 1 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4615] <... set_robust_list resumed>) = 0 [pid 4614] close(3 [pid 4613] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4612] <... futex resumed>) = 1 [pid 4611] <... futex resumed>) = 0 [pid 4610] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4614] <... close resumed>) = 0 [pid 4612] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4611] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] <... futex resumed>) = 1 [pid 4605] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4616 attached [pid 4615] <... prctl resumed>) = 0 [pid 4614] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4610] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4605] exit_group(0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4616] set_robust_list(0x7f556b91a9e0, 24 [pid 4615] setpgid(0, 0 [pid 4614] <... futex resumed>) = 0 [pid 4612] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4611] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4610] <... futex resumed>) = ? [pid 4605] <... exit_group resumed>) = ? [pid 4616] <... set_robust_list resumed>) = 0 [pid 4615] <... setpgid resumed>) = 0 [pid 4614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4612] <... futex resumed>) = 0 [pid 4611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4616] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4612] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4611] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] +++ exited with 0 +++ [pid 4616] <... openat resumed>) = 3 [pid 4615] <... openat resumed>) = 3 [pid 4614] <... mmap resumed>) = 0x7f556b8fa000 [pid 4612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4605] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4617 ./strace-static-x86_64: Process 4617 attached [pid 4616] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4615] write(3, "1000", 4 [pid 4612] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4611] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4616] <... futex resumed>) = 1 [pid 4615] <... write resumed>) = 4 [pid 4613] <... futex resumed>) = 0 [pid 4612] <... io_uring_enter resumed>) = 1 [pid 4616] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] close(3 [pid 4613] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4612] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] <... close resumed>) = 0 [pid 4613] <... futex resumed>) = 0 [pid 4612] <... futex resumed>) = 1 [pid 4611] <... futex resumed>) = 0 [pid 4616] dup(3 [pid 4615] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4612] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4611] exit_group(0 [pid 4616] <... dup resumed>) = 4 [pid 4615] <... futex resumed>) = 0 [pid 4612] <... futex resumed>) = ? [pid 4611] <... exit_group resumed>) = ? [pid 4617] set_robust_list(0x555555af35e0, 24 [pid 4616] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4614] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4612] +++ exited with 0 +++ [pid 4611] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4617] <... set_robust_list resumed>) = 0 [pid 4616] <... futex resumed>) = 1 [pid 4615] <... mmap resumed>) = 0x7f556b8fa000 [pid 4613] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4616] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4613] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] <... mprotect resumed>) = 0 [pid 4613] <... futex resumed>) = 0 [pid 4616] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4615] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4613] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4616] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4616] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4615] <... clone resumed>, parent_tid=[4618], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4618 [pid 4616] <... mmap resumed>) = 0x20ffb000 [pid 4615] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4616] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4615] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4619 attached [pid 4617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4616] <... mmap resumed>) = 0x20ffd000 [pid 4615] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... mprotect resumed>) = 0 [pid 4616] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4619 [pid 4617] <... prctl resumed>) = 0 [pid 4616] <... futex resumed>) = 1 [pid 4614] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4613] <... futex resumed>) = 0 [pid 4616] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4613] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] setpgid(0, 0) = 0 [pid 4616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4614] <... clone resumed>, parent_tid=[4620], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4620 [pid 4613] <... futex resumed>) = 0 [pid 4617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4616] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4616] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4618 attached [pid 4617] <... openat resumed>) = 3 [pid 4616] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4614] <... futex resumed>) = 0 [pid 4613] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4620 attached [pid 4618] set_robust_list(0x7f556b91a9e0, 24 [pid 4617] write(3, "1000", 4 [pid 4616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4614] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4613] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4620] set_robust_list(0x7f556b91a9e0, 24 [pid 4618] <... set_robust_list resumed>) = 0 [pid 4617] <... write resumed>) = 4 [pid 4616] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4613] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4620] <... set_robust_list resumed>) = 0 [pid 4618] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4617] close(3 [pid 4616] <... io_uring_enter resumed>) = 1 ./strace-static-x86_64: Process 4621 attached [pid 4620] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4619] set_robust_list(0x555555af35e0, 24 [pid 4618] <... openat resumed>) = 3 [pid 4617] <... close resumed>) = 0 [pid 4616] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4621 [pid 4621] set_robust_list(0x555555af35e0, 24 [pid 4620] <... openat resumed>) = 3 [pid 4619] <... set_robust_list resumed>) = 0 [pid 4618] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4616] <... futex resumed>) = 1 [pid 4613] <... futex resumed>) = 0 [pid 4620] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4618] <... futex resumed>) = 1 [pid 4617] <... futex resumed>) = 0 [pid 4616] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] <... futex resumed>) = 0 [pid 4613] exit_group(0 [pid 4621] <... set_robust_list resumed>) = 0 [pid 4620] <... futex resumed>) = 1 [pid 4619] <... prctl resumed>) = 0 [pid 4618] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4616] <... futex resumed>) = ? [pid 4615] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4614] <... futex resumed>) = 0 [pid 4613] <... exit_group resumed>) = ? [pid 4621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4620] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4619] setpgid(0, 0 [pid 4618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4617] <... mmap resumed>) = 0x7f556b8fa000 [pid 4616] +++ exited with 0 +++ [pid 4615] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] +++ exited with 0 +++ [pid 4621] <... prctl resumed>) = 0 [pid 4620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4619] <... setpgid resumed>) = 0 [pid 4618] dup(3 [pid 4617] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4615] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... futex resumed>) = 0 [pid 4620] dup(3 [pid 4619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4618] <... dup resumed>) = 4 [pid 4617] <... mprotect resumed>) = 0 [pid 4614] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4621] setpgid(0, 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4620] <... dup resumed>) = 4 [pid 4619] <... openat resumed>) = 3 [pid 4618] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4621] <... setpgid resumed>) = 0 [pid 4620] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] write(3, "1000", 4 [pid 4618] <... futex resumed>) = 1 [ 60.011703][ T4607] VFS: Close: file count is 0 [ 60.025643][ T4606] VFS: Close: file count is 0 [ 60.040915][ T4605] VFS: Close: file count is 0 [ 60.048540][ T4611] VFS: Close: file count is 0 [pid 4617] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4615] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4620] <... futex resumed>) = 1 [pid 4619] <... write resumed>) = 4 [pid 4618] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4614] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4620] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4618] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4615] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... futex resumed>) = 0 [pid 4620] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4618] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4614] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4620] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4618] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4620] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4618] <... mmap resumed>) = 0x20ffb000 [pid 4620] <... mmap resumed>) = 0x20ffb000 [pid 4618] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4620] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4618] <... mmap resumed>) = 0x20ffd000 [pid 4620] <... mmap resumed>) = 0x20ffd000 [pid 4618] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4620] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4618] <... futex resumed>) = 1 [pid 4617] <... clone resumed>, parent_tid=[4622], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4622 [pid 4615] <... futex resumed>) = 0 [pid 4619] close(3 [pid 4621] <... openat resumed>) = 3 [pid 4620] <... futex resumed>) = 1 [pid 4619] <... close resumed>) = 0 [pid 4618] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4617] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4615] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4614] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4622 attached [pid 4621] write(3, "1000", 4 [pid 4620] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4619] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4617] <... futex resumed>) = 0 [pid 4615] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4622] set_robust_list(0x7f556b91a9e0, 24 [pid 4621] <... write resumed>) = 4 [pid 4620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4619] <... futex resumed>) = 0 [pid 4618] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4615] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4622] <... set_robust_list resumed>) = 0 [pid 4621] close(3 [pid 4620] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4618] <... futex resumed>) = 0 [pid 4615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4614] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4622] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4621] <... close resumed>) = 0 [pid 4620] <... futex resumed>) = 0 [pid 4619] <... mmap resumed>) = 0x7f556b8fa000 [pid 4618] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4622] <... openat resumed>) = 3 [pid 4621] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4620] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4619] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4623 ./strace-static-x86_64: Process 4623 attached [pid 4622] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4621] <... futex resumed>) = 0 [pid 4620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4619] <... mprotect resumed>) = 0 [pid 4618] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4615] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4614] <... futex resumed>) = 0 [pid 4623] set_robust_list(0x555555af35e0, 24 [pid 4622] <... futex resumed>) = 1 [pid 4621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4620] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4619] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4618] <... io_uring_enter resumed>) = 1 [pid 4617] <... futex resumed>) = 0 [pid 4614] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4623] <... set_robust_list resumed>) = 0 [pid 4622] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4621] <... mmap resumed>) = 0x7f556b8fa000 [pid 4620] <... io_uring_enter resumed>) = 1 [pid 4618] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4621] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4620] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] <... clone resumed>, parent_tid=[4624], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4624 [pid 4618] <... futex resumed>) = 1 [pid 4617] <... futex resumed>) = 0 [pid 4615] <... futex resumed>) = 0 [pid 4623] <... prctl resumed>) = 0 [pid 4622] dup(3 [pid 4621] <... mprotect resumed>) = 0 [pid 4620] <... futex resumed>) = 1 [pid 4619] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4618] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4617] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4615] exit_group(0 [pid 4614] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4624 attached [pid 4623] setpgid(0, 0 [pid 4622] <... dup resumed>) = 4 [pid 4621] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4620] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4619] <... futex resumed>) = 0 [pid 4618] <... futex resumed>) = ? [pid 4615] <... exit_group resumed>) = ? [pid 4614] exit_group(0 [pid 4624] set_robust_list(0x7f556b91a9e0, 24 [pid 4623] <... setpgid resumed>) = 0 [pid 4622] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4620] <... futex resumed>) = ? [pid 4619] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4618] +++ exited with 0 +++ [pid 4615] +++ exited with 0 +++ [pid 4614] <... exit_group resumed>) = ? [pid 4624] <... set_robust_list resumed>) = 0 [pid 4623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4622] <... futex resumed>) = 1 [pid 4621] <... clone resumed>, parent_tid=[4625], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4625 [pid 4620] +++ exited with 0 +++ [pid 4617] <... futex resumed>) = 0 [pid 4614] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 60.073288][ T4613] VFS: Close: file count is 0 [pid 4624] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4623] <... openat resumed>) = 3 [pid 4622] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4621] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4625 attached [pid 4624] <... openat resumed>) = 3 [pid 4623] write(3, "1000", 4 [pid 4622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4621] <... futex resumed>) = 0 [pid 4617] <... futex resumed>) = 0 [pid 4624] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] <... write resumed>) = 4 [pid 4622] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4621] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4617] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4625] set_robust_list(0x7f556b91a9e0, 24 [pid 4624] <... futex resumed>) = 1 [pid 4623] close(3 [pid 4622] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4619] <... futex resumed>) = 0 [pid 4625] <... set_robust_list resumed>) = 0 [pid 4624] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4623] <... close resumed>) = 0 [pid 4622] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4625] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4623] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4622] <... mmap resumed>) = 0x20ffb000 [pid 4619] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4626 [pid 4625] <... openat resumed>) = 3 [pid 4624] dup(3 [pid 4623] <... futex resumed>) = 0 [pid 4622] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4619] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4626 attached [pid 4625] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4624] <... dup resumed>) = 4 [pid 4623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4622] <... mmap resumed>) = 0x20ffd000 [pid 4619] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4626] set_robust_list(0x555555af35e0, 24 [pid 4625] <... futex resumed>) = 1 [pid 4624] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] <... mmap resumed>) = 0x7f556b8fa000 [pid 4622] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4621] <... futex resumed>) = 0 [pid 4619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4626] <... set_robust_list resumed>) = 0 [pid 4625] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4624] <... futex resumed>) = 0 [pid 4623] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4622] <... futex resumed>) = 1 [pid 4621] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] <... futex resumed>) = 0 [pid 4626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4624] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4623] <... mprotect resumed>) = 0 [pid 4622] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4621] <... futex resumed>) = 0 [pid 4619] <... futex resumed>) = 0 [pid 4617] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] <... prctl resumed>) = 0 [pid 4625] dup(3 [pid 4624] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4623] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4621] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4619] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4617] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4627 [pid 4626] setpgid(0, 0 [pid 4625] <... dup resumed>) = 4 [pid 4624] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4622] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4628 attached ./strace-static-x86_64: Process 4627 attached [pid 4626] <... setpgid resumed>) = 0 [pid 4625] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4624] <... mmap resumed>) = 0x20ffb000 [pid 4623] <... clone resumed>, parent_tid=[4628], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4628 [pid 4622] <... futex resumed>) = 0 [pid 4617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4628] set_robust_list(0x7f556b91a9e0, 24 [pid 4627] set_robust_list(0x555555af35e0, 24 [pid 4626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4625] <... futex resumed>) = 1 [pid 4624] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4623] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4622] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4621] <... futex resumed>) = 0 [pid 4617] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] <... set_robust_list resumed>) = 0 [pid 4627] <... set_robust_list resumed>) = 0 [pid 4626] <... openat resumed>) = 3 [pid 4625] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4624] <... mmap resumed>) = 0x20ffd000 [pid 4623] <... futex resumed>) = 0 [pid 4622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4621] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] <... futex resumed>) = 0 [pid 4628] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4626] write(3, "1000", 4 [pid 4625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4624] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4622] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4621] <... futex resumed>) = 0 [pid 4617] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4628] <... openat resumed>) = 3 [pid 4627] <... prctl resumed>) = 0 [pid 4626] <... write resumed>) = 4 [pid 4625] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4624] <... futex resumed>) = 1 [pid 4622] <... io_uring_enter resumed>) = 1 [pid 4621] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4619] <... futex resumed>) = 0 [pid 4628] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] setpgid(0, 0 [pid 4626] close(3 [pid 4625] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4624] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4622] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] <... futex resumed>) = 1 [pid 4627] <... setpgid resumed>) = 0 [pid 4626] <... close resumed>) = 0 [pid 4625] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4623] <... futex resumed>) = 0 [pid 4622] <... futex resumed>) = 1 [pid 4619] <... futex resumed>) = 0 [pid 4617] <... futex resumed>) = 0 [pid 4628] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4626] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4625] <... mmap resumed>) = 0x20ffb000 [pid 4624] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4622] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4619] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4617] exit_group(0 [pid 4628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4627] <... openat resumed>) = 3 [pid 4626] <... futex resumed>) = 0 [pid 4625] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4624] <... futex resumed>) = 0 [pid 4623] <... futex resumed>) = 0 [pid 4622] <... futex resumed>) = ? [pid 4619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4617] <... exit_group resumed>) = ? [pid 4628] dup(3 [pid 4627] write(3, "1000", 4 [pid 4626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4625] <... mmap resumed>) = 0x20ffd000 [pid 4624] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4623] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4622] +++ exited with 0 +++ [pid 4619] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] <... write resumed>) = 4 [pid 4626] <... mmap resumed>) = 0x7f556b8fa000 [pid 4625] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4627] close(3 [pid 4626] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4625] <... futex resumed>) = 1 [pid 4624] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4628] <... dup resumed>) = 4 [pid 4627] <... close resumed>) = 0 [pid 4626] <... mprotect resumed>) = 0 [pid 4625] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4624] <... io_uring_enter resumed>) = 1 [pid 4621] <... futex resumed>) = 0 [pid 4619] <... futex resumed>) = 0 [pid 4617] +++ exited with 0 +++ [ 60.103740][ T4615] VFS: Close: file count is 0 [ 60.106779][ T4614] VFS: Close: file count is 0 [pid 4628] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4624] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4621] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4617, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4628] <... futex resumed>) = 1 [pid 4627] <... futex resumed>) = 0 [pid 4624] <... futex resumed>) = 0 [pid 4623] <... futex resumed>) = 0 [pid 4627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4626] <... clone resumed>, parent_tid=[4629], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4629 [pid 4624] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] <... mmap resumed>) = 0x7f556b8fa000 [pid 4626] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4626] <... futex resumed>) = 0 [pid 4627] <... mprotect resumed>) = 0 [pid 4626] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4627] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4630], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4630 [pid 4627] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4627] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4629 attached [pid 4629] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4629] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4629] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] <... futex resumed>) = 0 [pid 4625] <... futex resumed>) = 0 [pid 4621] <... futex resumed>) = 1 [pid 4619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4628] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4626] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4625] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4621] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4619] exit_group(0 [pid 4628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4626] <... futex resumed>) = 0 [pid 4625] <... futex resumed>) = 0 [pid 4624] <... futex resumed>) = ? [pid 4623] <... futex resumed>) = 0 [pid 4621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4619] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4630 attached [pid 4629] <... futex resumed>) = 1 [pid 4628] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4626] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4625] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4624] +++ exited with 0 +++ [pid 4623] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4621] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4619] +++ exited with 0 +++ [pid 4630] set_robust_list(0x7f556b91a9e0, 24 [pid 4629] dup(3 [pid 4628] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4621] <... futex resumed>) = 0 [pid 4629] <... dup resumed>) = 4 [pid 4625] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4629] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4625] <... io_uring_enter resumed>) = 1 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4629] <... futex resumed>) = 1 [pid 4626] <... futex resumed>) = 0 [pid 4625] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4629] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4626] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4625] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4631 [pid 4629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4626] <... futex resumed>) = 0 [pid 4625] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4629] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4626] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4629] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4629] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4621] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4629] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4628] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4629] <... mmap resumed>) = 0x20ffd000 [pid 4628] <... mmap resumed>) = 0x20ffb000 [pid 4629] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4621] exit_group(0 [pid 4629] <... futex resumed>) = 1 [pid 4628] <... mmap resumed>) = 0x20ffd000 [pid 4626] <... futex resumed>) = 0 [pid 4629] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4626] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4626] <... futex resumed>) = 0 [pid 4629] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4625] <... futex resumed>) = ? [pid 4621] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4632 attached [pid 4630] <... set_robust_list resumed>) = 0 [pid 4629] <... futex resumed>) = 0 [pid 4628] <... futex resumed>) = 1 [pid 4626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4625] +++ exited with 0 +++ [pid 4623] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4632 ./strace-static-x86_64: Process 4631 attached [pid 4629] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4628] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4626] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4631] set_robust_list(0x555555af35e0, 24 [pid 4629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4626] <... futex resumed>) = 0 [pid 4623] <... futex resumed>) = 0 [pid 4621] +++ exited with 0 +++ [pid 4631] <... set_robust_list resumed>) = 0 [pid 4630] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4629] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4628] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4623] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4632] set_robust_list(0x555555af35e0, 24 [pid 4631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4630] <... openat resumed>) = 3 [pid 4629] <... io_uring_enter resumed>) = 1 [pid 4628] <... futex resumed>) = 0 [pid 4623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4631] <... prctl resumed>) = 0 [pid 4629] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4623] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... set_robust_list resumed>) = 0 [pid 4631] setpgid(0, 0 [pid 4630] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4629] <... futex resumed>) = 1 [pid 4628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4626] <... futex resumed>) = 0 [pid 4623] <... futex resumed>) = 0 [pid 4632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4631] <... setpgid resumed>) = 0 [pid 4630] <... futex resumed>) = 1 [pid 4629] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4628] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4627] <... futex resumed>) = 0 [pid 4626] exit_group(0 [pid 4623] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4632] <... prctl resumed>) = 0 [pid 4631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4630] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4629] <... futex resumed>) = ? [pid 4628] <... io_uring_enter resumed>) = 1 [pid 4627] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4626] <... exit_group resumed>) = ? [pid 4632] setpgid(0, 0 [pid 4631] <... openat resumed>) = 3 [pid 4630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4629] +++ exited with 0 +++ [pid 4627] <... futex resumed>) = 0 [pid 4626] +++ exited with 0 +++ [pid 4631] write(3, "1000", 4 [pid 4627] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4631] <... write resumed>) = 4 [pid 4631] close(3) = 0 [pid 4631] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4631] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4631] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4633], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4633 [pid 4631] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4631] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4633 attached [pid 4633] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4633] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4633] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4631] <... futex resumed>) = 0 [pid 4631] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4631] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4633] <... futex resumed>) = 1 [pid 4633] dup(3) = 4 [pid 4633] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4631] <... futex resumed>) = 0 [pid 4631] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4631] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4633] <... futex resumed>) = 1 [pid 4633] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4628] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... setpgid resumed>) = 0 [pid 4630] dup(3 [pid 4628] <... futex resumed>) = 1 [pid 4623] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4630] <... dup resumed>) = 4 [pid 4628] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4623] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4633] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4628] <... futex resumed>) = ? [pid 4630] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] <... exit_group resumed>) = ? [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4633] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4628] +++ exited with 0 +++ [pid 3621] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4634 attached [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4634 [pid 4632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4630] <... futex resumed>) = 1 [pid 4627] <... futex resumed>) = 0 [pid 4633] <... mmap resumed>) = 0x20ffd000 [pid 4632] <... openat resumed>) = 3 [pid 4630] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] +++ exited with 0 +++ [pid 4633] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] <... futex resumed>) = 0 [pid 4633] <... futex resumed>) = 1 [pid 4631] <... futex resumed>) = 0 [pid 4627] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] set_robust_list(0x555555af35e0, 24 [pid 4633] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4631] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... set_robust_list resumed>) = 0 [pid 4633] <... futex resumed>) = 0 [pid 4631] <... futex resumed>) = 0 [pid 4634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4633] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4631] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] <... prctl resumed>) = 0 [pid 4631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4634] setpgid(0, 0 [pid 4631] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... setpgid resumed>) = 0 [pid 4633] <... futex resumed>) = 0 [pid 4631] <... futex resumed>) = 1 [pid 4634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4633] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4631] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] <... openat resumed>) = 3 [pid 4633] <... io_uring_enter resumed>) = 1 [pid 4632] write(3, "1000", 4 [pid 4630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4634] write(3, "1000", 4 [pid 4633] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... write resumed>) = 4 [pid 4630] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4634] <... write resumed>) = 4 [pid 4633] <... futex resumed>) = 1 [pid 4631] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4634] close(3 [pid 4633] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4632] close(3 [pid 4631] exit_group(0 [pid 4630] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4634] <... close resumed>) = 0 [pid 4633] <... futex resumed>) = ? [pid 4631] <... exit_group resumed>) = ? [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4635 [pid 4634] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4633] +++ exited with 0 +++ [pid 4632] <... close resumed>) = 0 [pid 4631] +++ exited with 0 +++ [pid 4630] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0./strace-static-x86_64: Process 4635 attached [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4630] <... mmap resumed>) = 0x20ffb000 [ 60.155455][ T4617] VFS: Close: file count is 0 [ 60.168059][ T4619] VFS: Close: file count is 0 [ 60.180600][ T4621] VFS: Close: file count is 0 [ 60.190995][ T4626] VFS: Close: file count is 0 [ 60.204368][ T4623] VFS: Close: file count is 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4635] set_robust_list(0x555555af35e0, 24 [pid 4634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4632] <... futex resumed>) = 0 [pid 4630] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4631, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4635] <... set_robust_list resumed>) = 0 [pid 4634] <... mmap resumed>) = 0x7f556b8fa000 [pid 4632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4637 attached [pid 4635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4634] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4632] <... mmap resumed>) = 0x7f556b8fa000 [pid 4630] <... mmap resumed>) = 0x20ffd000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4636 [pid 4635] <... prctl resumed>) = 0 [pid 4634] <... mprotect resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4637 ./strace-static-x86_64: Process 4636 attached [pid 4635] setpgid(0, 0 [pid 4634] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4632] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4630] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] set_robust_list(0x555555af35e0, 24 [pid 4636] set_robust_list(0x555555af35e0, 24 [pid 4635] <... setpgid resumed>) = 0 [pid 4632] <... mprotect resumed>) = 0 [pid 4630] <... futex resumed>) = 1 [pid 4627] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4638 attached [pid 4637] <... set_robust_list resumed>) = 0 [pid 4636] <... set_robust_list resumed>) = 0 [pid 4635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4634] <... clone resumed>, parent_tid=[4638], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4638 [pid 4632] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4630] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] set_robust_list(0x7f556b91a9e0, 24 [pid 4637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4635] <... openat resumed>) = 3 [pid 4634] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4630] <... futex resumed>) = 0 [pid 4627] <... futex resumed>) = 0 [pid 4637] <... prctl resumed>) = 0 [pid 4636] <... prctl resumed>) = 0 [pid 4635] write(3, "1000", 4 [pid 4634] <... futex resumed>) = 0 [pid 4630] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4638] <... set_robust_list resumed>) = 0 [pid 4637] setpgid(0, 0 [pid 4636] setpgid(0, 0 [pid 4635] <... write resumed>) = 4 [pid 4634] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4632] <... clone resumed>, parent_tid=[4639], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4639 [pid 4627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4637] <... setpgid resumed>) = 0 [pid 4636] <... setpgid resumed>) = 0 [pid 4635] close(3 [pid 4632] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4627] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4639 attached [pid 4637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4635] <... close resumed>) = 0 [pid 4632] <... futex resumed>) = 0 [pid 4630] <... futex resumed>) = 0 [pid 4627] <... futex resumed>) = 1 [pid 4639] set_robust_list(0x7f556b91a9e0, 24 [pid 4637] <... openat resumed>) = 3 [pid 4636] <... openat resumed>) = 3 [pid 4635] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4630] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4627] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4639] <... set_robust_list resumed>) = 0 [pid 4637] write(3, "1000", 4 [pid 4636] write(3, "1000", 4 [pid 4635] <... futex resumed>) = 0 [pid 4630] <... io_uring_enter resumed>) = 1 [pid 4639] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4638] <... openat resumed>) = 3 [pid 4637] <... write resumed>) = 4 [pid 4636] <... write resumed>) = 4 [pid 4635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4630] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4639] <... openat resumed>) = 3 [pid 4638] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] close(3 [pid 4636] close(3 [pid 4635] <... mmap resumed>) = 0x7f556b8fa000 [pid 4630] <... futex resumed>) = 1 [pid 4627] <... futex resumed>) = 0 [pid 4639] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] <... futex resumed>) = 1 [pid 4637] <... close resumed>) = 0 [pid 4636] <... close resumed>) = 0 [pid 4635] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4634] <... futex resumed>) = 0 [pid 4630] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] exit_group(0 [pid 4639] <... futex resumed>) = 1 [pid 4638] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4637] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4635] <... mprotect resumed>) = 0 [pid 4634] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... futex resumed>) = 0 [pid 4630] <... futex resumed>) = ? [pid 4627] <... exit_group resumed>) = ? [pid 4639] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4637] <... futex resumed>) = 0 [pid 4636] <... futex resumed>) = 0 [pid 4635] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4634] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4639] dup(3 [pid 4636] <... mmap resumed>) = 0x7f556b8fa000 [pid 4635] <... clone resumed>, parent_tid=[4640], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4640 [pid 4630] +++ exited with 0 +++ [pid 4627] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4639] <... dup resumed>) = 4 [pid 4638] dup(3 [pid 4637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4636] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4635] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... futex resumed>) = 0 [pid 4639] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] <... dup resumed>) = 4 [pid 4637] <... mmap resumed>) = 0x7f556b8fa000 [pid 4636] <... mprotect resumed>) = 0 [pid 4635] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4639] <... futex resumed>) = 0 [pid 4638] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4636] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [ 60.216353][ T4631] VFS: Close: file count is 0 [pid 4635] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4639] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4638] <... futex resumed>) = 1 [pid 4637] <... mprotect resumed>) = 0 [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4640 attached [pid 4639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4637] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4636] <... clone resumed>, parent_tid=[4641], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4641 [pid 4634] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4643 attached ./strace-static-x86_64: Process 4641 attached [pid 4640] set_robust_list(0x7f556b91a9e0, 24 [pid 4639] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] set_robust_list(0x7f556b91a9e0, 24 [pid 4641] set_robust_list(0x7f556b91a9e0, 24 [pid 4640] <... set_robust_list resumed>) = 0 [pid 4639] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4638] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4637] <... clone resumed>, parent_tid=[4643], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4643 [pid 4636] <... futex resumed>) = 0 [pid 4634] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4642 ./strace-static-x86_64: Process 4642 attached [pid 4643] <... set_robust_list resumed>) = 0 [pid 4641] <... set_robust_list resumed>) = 0 [pid 4640] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4639] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4638] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4637] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4642] set_robust_list(0x555555af35e0, 24 [pid 4641] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4640] <... openat resumed>) = 3 [pid 4639] <... mmap resumed>) = 0x20ffb000 [pid 4638] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4637] <... futex resumed>) = 0 [pid 4643] <... openat resumed>) = 3 [pid 4642] <... set_robust_list resumed>) = 0 [pid 4641] <... openat resumed>) = 3 [pid 4640] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4639] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4638] <... mmap resumed>) = 0x20ffb000 [pid 4637] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4641] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4640] <... futex resumed>) = 1 [pid 4639] <... mmap resumed>) = 0x20ffd000 [pid 4638] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4635] <... futex resumed>) = 0 [pid 4643] <... futex resumed>) = 0 [pid 4642] <... prctl resumed>) = 0 [pid 4641] <... futex resumed>) = 1 [pid 4640] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4639] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] <... mmap resumed>) = 0x20ffd000 [pid 4637] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] <... futex resumed>) = 0 [pid 4635] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] dup(3 [pid 4642] setpgid(0, 0 [pid 4641] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4639] <... futex resumed>) = 1 [pid 4638] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] <... futex resumed>) = 0 [pid 4636] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4635] <... futex resumed>) = 0 [pid 4632] <... futex resumed>) = 0 [pid 4643] <... dup resumed>) = 4 [pid 4642] <... setpgid resumed>) = 0 [pid 4641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4640] dup(3 [pid 4639] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4638] <... futex resumed>) = 1 [pid 4637] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4636] <... futex resumed>) = 0 [pid 4635] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4641] dup(3 [pid 4640] <... dup resumed>) = 4 [pid 4639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... futex resumed>) = 0 [pid 4643] <... futex resumed>) = 0 [pid 4642] <... openat resumed>) = 3 [pid 4641] <... dup resumed>) = 4 [pid 4640] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4639] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4637] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4642] write(3, "1000", 4 [pid 4641] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4640] <... futex resumed>) = 1 [pid 4639] <... futex resumed>) = 0 [pid 4638] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] <... futex resumed>) = 0 [pid 4635] <... futex resumed>) = 0 [pid 4634] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4643] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4642] <... write resumed>) = 4 [pid 4641] <... futex resumed>) = 1 [pid 4640] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4639] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4638] <... futex resumed>) = 0 [pid 4637] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4636] <... futex resumed>) = 0 [pid 4635] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4632] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4642] close(3 [pid 4641] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4636] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4635] <... futex resumed>) = 0 [pid 4634] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] <... futex resumed>) = 0 [pid 4643] <... mmap resumed>) = 0x20ffb000 [pid 4642] <... close resumed>) = 0 [pid 4641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4640] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4639] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] <... futex resumed>) = 0 [pid 4635] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] <... futex resumed>) = 0 [pid 4632] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4642] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4640] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4639] <... io_uring_enter resumed>) = 1 [pid 4638] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4636] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4634] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] <... mmap resumed>) = 0x20ffd000 [pid 4642] <... futex resumed>) = 0 [pid 4640] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4641] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4639] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4641] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4640] <... mmap resumed>) = 0x20ffb000 [pid 4639] <... futex resumed>) = 1 [pid 4638] <... io_uring_enter resumed>) = 1 [pid 4632] <... futex resumed>) = 0 [pid 4643] <... futex resumed>) = 1 [pid 4642] <... mmap resumed>) = 0x7f556b8fa000 [pid 4641] <... mmap resumed>) = 0x20ffb000 [pid 4640] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4639] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4638] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] <... futex resumed>) = 0 [pid 4632] exit_group(0 [pid 4643] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4641] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4640] <... mmap resumed>) = 0x20ffd000 [pid 4639] <... futex resumed>) = ? [pid 4638] <... futex resumed>) = 1 [pid 4637] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] <... futex resumed>) = 0 [pid 4632] <... exit_group resumed>) = ? [pid 4643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] <... mprotect resumed>) = 0 [pid 4641] <... mmap resumed>) = 0x20ffd000 [pid 4640] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4639] +++ exited with 0 +++ [pid 4638] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4637] <... futex resumed>) = 0 [pid 4634] exit_group(0 [pid 4642] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4640] <... futex resumed>) = 1 [pid 4635] <... futex resumed>) = 0 [pid 4640] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4635] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] +++ exited with 0 +++ [pid 4643] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [ 60.252974][ T4630] VFS: Close: file count is 0 [pid 4637] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4643] <... futex resumed>) = 0 [pid 4642] <... clone resumed>, parent_tid=[4644], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4644 [pid 4641] <... futex resumed>) = 1 [pid 4640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] <... futex resumed>) = ? [pid 4637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] <... futex resumed>) = 0 [pid 4635] <... futex resumed>) = 0 [pid 4634] <... exit_group resumed>) = ? [pid 4643] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4640] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] +++ exited with 0 +++ [pid 4637] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4635] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4642] <... futex resumed>) = 0 [pid 4640] <... futex resumed>) = 0 [pid 4635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4640] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4635] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4635] <... futex resumed>) = 0 [pid 4641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4634] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4632, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4636] <... futex resumed>) = 0 [pid 4637] <... futex resumed>) = 0 [pid 4643] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4641] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4640] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4637] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4636] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4635] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4644 attached [pid 4643] <... io_uring_enter resumed>) = 1 [pid 4641] <... futex resumed>) = 0 [pid 4640] <... io_uring_enter resumed>) = 1 [pid 4636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... restart_syscall resumed>) = 0 [pid 4644] set_robust_list(0x7f556b91a9e0, 24 [pid 4643] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4640] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4634, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4644] <... set_robust_list resumed>) = 0 [pid 4640] <... futex resumed>) = 1 [pid 4635] <... futex resumed>) = 0 [pid 4644] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4640] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4635] exit_group(0 [pid 4644] <... openat resumed>) = 3 [pid 4640] <... futex resumed>) = ? [pid 4635] <... exit_group resumed>) = ? [pid 4644] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4640] +++ exited with 0 +++ [pid 4635] +++ exited with 0 +++ [pid 4644] <... futex resumed>) = 1 [pid 4642] <... futex resumed>) = 0 [pid 4644] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4643] <... futex resumed>) = 1 [pid 4642] <... futex resumed>) = 0 [pid 4641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4637] <... futex resumed>) = 0 [pid 4636] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4644] dup(3 [pid 4642] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4644] <... dup resumed>) = 4 [pid 4644] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4642] <... futex resumed>) = 0 [pid 4644] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] <... futex resumed>) = 0 [pid 4644] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4642] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4644] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4644] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4644] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4644] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4642] <... futex resumed>) = 0 [pid 4644] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] <... futex resumed>) = 0 [pid 4644] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4641] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4637] exit_group(0 [pid 4636] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... restart_syscall resumed>) = 0 [pid 4644] <... futex resumed>) = 0 [pid 4642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4641] <... io_uring_enter resumed>) = 1 [pid 4637] <... exit_group resumed>) = ? [pid 4643] <... futex resumed>) = ? [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4635, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4644] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] <... futex resumed>) = 0 [pid 4644] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4642] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4644] <... io_uring_enter resumed>) = 1 [pid 4644] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4642] <... futex resumed>) = 0 [pid 4644] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4643] +++ exited with 0 +++ [pid 4642] exit_group(0 [pid 4637] +++ exited with 0 +++ [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4644] <... futex resumed>) = ? [pid 4642] <... exit_group resumed>) = ? [pid 4641] <... futex resumed>) = 1 [pid 4636] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4637, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4644] +++ exited with 0 +++ [pid 4642] +++ exited with 0 +++ [pid 3621] <... restart_syscall resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555af35d0) = 4646 ./strace-static-x86_64: Process 4645 attached [pid 4645] set_robust_list(0x555555af35e0, 24) = 0 [pid 4645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4641] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4636] exit_group(0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4645 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4645] setpgid(0, 0) = 0 [pid 4645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4642, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4641] <... futex resumed>) = ? [pid 4636] <... exit_group resumed>) = ? [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4645] <... openat resumed>) = 3 [pid 4645] write(3, "1000", 4 [pid 4641] +++ exited with 0 +++ [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4645] <... write resumed>) = 4 [pid 4645] close(3./strace-static-x86_64: Process 4646 attached ) = 0 [pid 4646] set_robust_list(0x555555af35e0, 24 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4646] <... set_robust_list resumed>) = 0 [pid 4636] +++ exited with 0 +++ [pid 3619] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4647 attached [pid 4646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4645] <... futex resumed>) = 0 [pid 4647] set_robust_list(0x555555af35e0, 24 [pid 4646] <... prctl resumed>) = 0 [pid 4645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4636, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4647 ./strace-static-x86_64: Process 4648 attached [pid 4647] <... set_robust_list resumed>) = 0 [pid 4646] setpgid(0, 0 [pid 4645] <... mmap resumed>) = 0x7f556b8fa000 [pid 4647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4646] <... setpgid resumed>) = 0 [pid 4645] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4648 [pid 4647] <... prctl resumed>) = 0 [pid 4646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4645] <... mprotect resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4648] set_robust_list(0x555555af35e0, 24 [pid 4647] setpgid(0, 0 [pid 4646] <... openat resumed>) = 3 [pid 4645] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4647] <... setpgid resumed>) = 0 [pid 4646] write(3, "1000", 4 [pid 4647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4646] <... write resumed>) = 4 [pid 4645] <... clone resumed>, parent_tid=[4649], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4649 [pid 4647] <... openat resumed>) = 3 [pid 4646] close(3 [pid 4645] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] write(3, "1000", 4 [pid 4646] <... close resumed>) = 0 [pid 4645] <... futex resumed>) = 0 [pid 4647] <... write resumed>) = 4 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4647] close(3 [pid 4646] <... futex resumed>) = 0 [pid 4647] <... close resumed>) = 0 [pid 4646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4647] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4646] <... mmap resumed>) = 0x7f556b8fa000 [pid 4647] <... futex resumed>) = 0 [pid 4646] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4646] <... mprotect resumed>) = 0 [pid 4647] <... mmap resumed>) = 0x7f556b8fa000 [pid 4646] clone(child_stack=0x7f556b91a3f0, 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 4649 attached [pid 4647] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [ 60.297683][ T4632] VFS: Close: file count is 0 [ 60.306696][ T4634] VFS: Close: file count is 0 [ 60.314042][ T4635] VFS: Close: file count is 0 [ 60.323907][ T4643] VFS: Close: file count is 0 [ 60.326986][ T4642] VFS: Close: file count is 0 [pid 4649] set_robust_list(0x7f556b91a9e0, 24 [pid 4647] <... mprotect resumed>) = 0 [pid 4646] <... clone resumed>, parent_tid=[4651], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4651 [pid 4649] <... set_robust_list resumed>) = 0 [pid 4648] <... set_robust_list resumed>) = 0 [pid 4647] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4646] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4650 [pid 4649] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4646] <... futex resumed>) = 0 [pid 4649] <... openat resumed>) = 3 [pid 4647] <... clone resumed>, parent_tid=[4652], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4652 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4649] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4649] <... futex resumed>) = 1 [pid 4647] <... futex resumed>) = 0 [pid 4645] <... futex resumed>) = 0 [pid 4649] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4647] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4645] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4645] <... futex resumed>) = 0 [pid 4649] dup(3 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4649] <... dup resumed>) = 4 [pid 4649] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4645] <... futex resumed>) = 0 [pid 4649] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4645] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4652 attached [pid 4649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4645] <... futex resumed>) = 0 [pid 4652] set_robust_list(0x7f556b91a9e0, 24 [pid 4649] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4652] <... set_robust_list resumed>) = 0 [pid 4649] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 ./strace-static-x86_64: Process 4651 attached [pid 4652] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4649] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4653 [pid 4648] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4650 attached [pid 4652] <... openat resumed>) = 3 [pid 4651] set_robust_list(0x7f556b91a9e0, 24 [pid 4649] <... mmap resumed>) = 0x20ffb000 [pid 4652] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4651] <... set_robust_list resumed>) = 0 [pid 4649] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4648] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4653 attached [pid 4652] <... futex resumed>) = 1 [pid 4651] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4650] set_robust_list(0x555555af35e0, 24 [pid 4649] <... mmap resumed>) = 0x20ffd000 [pid 4648] setpgid(0, 0 [pid 4647] <... futex resumed>) = 0 [pid 4652] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] <... openat resumed>) = 3 [pid 4650] <... set_robust_list resumed>) = 0 [pid 4649] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... setpgid resumed>) = 0 [pid 4652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4651] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4649] <... futex resumed>) = 1 [pid 4647] <... futex resumed>) = 0 [pid 4645] <... futex resumed>) = 0 [pid 4652] dup(3 [pid 4651] <... futex resumed>) = 1 [pid 4649] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4647] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4646] <... futex resumed>) = 0 [pid 4645] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4652] <... dup resumed>) = 4 [pid 4651] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4648] <... openat resumed>) = 3 [pid 4646] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4645] <... futex resumed>) = 0 [pid 4653] set_robust_list(0x555555af35e0, 24 [pid 4652] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4650] <... prctl resumed>) = 0 [pid 4649] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] write(3, "1000", 4 [pid 4646] <... futex resumed>) = 0 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4653] <... set_robust_list resumed>) = 0 [pid 4652] <... futex resumed>) = 1 [pid 4651] dup(3 [pid 4650] setpgid(0, 0 [pid 4649] <... futex resumed>) = 0 [pid 4648] <... write resumed>) = 4 [pid 4647] <... futex resumed>) = 0 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4652] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] <... dup resumed>) = 4 [pid 4650] <... setpgid resumed>) = 0 [pid 4649] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4648] close(3 [pid 4647] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4645] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] <... prctl resumed>) = 0 [pid 4652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4651] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4648] <... close resumed>) = 0 [pid 4647] <... futex resumed>) = 0 [pid 4645] <... futex resumed>) = 0 [pid 4653] setpgid(0, 0 [pid 4652] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4651] <... futex resumed>) = 1 [pid 4649] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4648] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4646] <... futex resumed>) = 0 [pid 4645] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4650] <... openat resumed>) = 3 [pid 4653] <... setpgid resumed>) = 0 [pid 4652] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4651] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4650] write(3, "1000", 4 [pid 4649] <... io_uring_enter resumed>) = 1 [pid 4648] <... futex resumed>) = 0 [pid 4646] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4652] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4650] <... write resumed>) = 4 [pid 4649] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4646] <... futex resumed>) = 0 [pid 4653] <... openat resumed>) = 3 [pid 4652] <... mmap resumed>) = 0x20ffb000 [pid 4651] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4650] close(3 [pid 4649] <... futex resumed>) = 1 [pid 4648] <... mmap resumed>) = 0x7f556b8fa000 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4645] <... futex resumed>) = 0 [pid 4653] write(3, "1000", 4 [pid 4652] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4651] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4650] <... close resumed>) = 0 [pid 4649] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4648] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4645] exit_group(0 [pid 4653] <... write resumed>) = 4 [pid 4652] <... mmap resumed>) = 0x20ffd000 [pid 4651] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4650] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4649] <... futex resumed>) = ? [pid 4648] <... mprotect resumed>) = 0 [pid 4645] <... exit_group resumed>) = ? [pid 4653] close(3 [pid 4652] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4651] <... mmap resumed>) = 0x20ffb000 [pid 4650] <... futex resumed>) = 0 [pid 4649] +++ exited with 0 +++ [pid 4648] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4645] +++ exited with 0 +++ [pid 4653] <... close resumed>) = 0 [pid 4652] <... futex resumed>) = 1 [pid 4651] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4647] <... futex resumed>) = 0 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4652] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] <... mmap resumed>) = 0x20ffd000 [pid 4647] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4651] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] <... futex resumed>) = 0 [pid 4652] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4651] <... futex resumed>) = 1 [pid 4647] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4646] <... futex resumed>) = 0 [pid 4652] <... futex resumed>) = 0 [pid 4651] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4653] <... futex resumed>) = 0 [pid 4650] <... mmap resumed>) = 0x7f556b8fa000 [pid 4648] <... clone resumed>, parent_tid=[4654], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4654 [pid 4647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4646] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 60.336021][ T4636] VFS: Close: file count is 0 [pid 4652] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4650] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4648] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4646] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4654 attached [pid 4653] <... mmap resumed>) = 0x7f556b8fa000 [pid 4652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4651] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] <... mprotect resumed>) = 0 [pid 4648] <... futex resumed>) = 0 [pid 4647] <... futex resumed>) = 0 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4654] set_robust_list(0x7f556b91a9e0, 24 [pid 4652] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4651] <... futex resumed>) = 0 [pid 4647] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4654] <... set_robust_list resumed>) = 0 [pid 4652] <... io_uring_enter resumed>) = 1 [pid 4651] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4646] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4652] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4646] <... futex resumed>) = 0 [pid 4654] <... openat resumed>) = 3 [pid 4652] <... futex resumed>) = 1 [pid 4651] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4647] <... futex resumed>) = 0 [pid 4646] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4654] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4652] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] <... io_uring_enter resumed>) = 1 [pid 4647] exit_group(0 [pid 4654] <... futex resumed>) = 0 [pid 4652] <... futex resumed>) = ? [pid 4651] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] <... exit_group resumed>) = ? [pid 4654] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4653] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4652] +++ exited with 0 +++ [pid 4651] <... futex resumed>) = 1 [pid 4650] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4648] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4647] +++ exited with 0 +++ [pid 4646] <... futex resumed>) = 0 [pid 4653] <... mprotect resumed>) = 0 [pid 4651] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4646] exit_group(0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4655 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4647, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4653] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4651] <... futex resumed>) = ? [pid 4648] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4646] <... exit_group resumed>) = ? [pid 4650] <... clone resumed>, parent_tid=[4656], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4656 ./strace-static-x86_64: Process 4655 attached [pid 4651] +++ exited with 0 +++ [pid 4646] +++ exited with 0 +++ [pid 4655] set_robust_list(0x555555af35e0, 24 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4655] <... set_robust_list resumed>) = 0 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] <... restart_syscall resumed>) = 0 [pid 4655] <... prctl resumed>) = 0 [pid 4655] setpgid(0, 0) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4654] <... futex resumed>) = 0 [pid 4650] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4656 attached [pid 4655] <... openat resumed>) = 3 [pid 4654] dup(3 [pid 4653] <... clone resumed>, parent_tid=[4657], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4657 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4658 [pid 4656] set_robust_list(0x7f556b91a9e0, 24 [pid 4655] write(3, "1000", 4 [pid 4654] <... dup resumed>) = 4 [pid 4656] <... set_robust_list resumed>) = 0 [pid 4655] <... write resumed>) = 4 [pid 4654] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4655] close(3 [pid 4654] <... futex resumed>) = 0 [pid 4656] <... openat resumed>) = 3 [pid 4655] <... close resumed>) = 0 [pid 4654] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4656] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4655] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] <... futex resumed>) = 0 [pid 4655] <... futex resumed>) = 0 [pid 4656] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4655] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4658 attached ) = 0 [pid 4658] set_robust_list(0x555555af35e0, 24 [pid 4656] <... futex resumed>) = 0 [pid 4655] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4650] <... futex resumed>) = 1 [pid 4648] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4653] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4658] <... set_robust_list resumed>) = 0 [pid 4656] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4653] <... futex resumed>) = 0 [pid 4650] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4655] <... clone resumed>, parent_tid=[4659], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4659 [pid 4650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4648] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4658] <... prctl resumed>) = 0 [pid 4655] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] <... futex resumed>) = 0 [pid 4650] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... futex resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4660 ./strace-static-x86_64: Process 4657 attached [pid 4658] setpgid(0, 0 [pid 4656] <... futex resumed>) = 0 [pid 4655] <... futex resumed>) = 0 [pid 4654] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4650] <... futex resumed>) = 1 [pid 4648] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4660 attached ./strace-static-x86_64: Process 4659 attached [pid 4658] <... setpgid resumed>) = 0 [pid 4657] set_robust_list(0x7f556b91a9e0, 24 [pid 4656] dup(3 [pid 4655] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4654] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4650] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4660] set_robust_list(0x555555af35e0, 24 [pid 4659] set_robust_list(0x7f556b91a9e0, 24 [pid 4658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4657] <... set_robust_list resumed>) = 0 [pid 4656] <... dup resumed>) = 4 [pid 4654] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4660] <... set_robust_list resumed>) = 0 [pid 4659] <... set_robust_list resumed>) = 0 [pid 4658] <... openat resumed>) = 3 [pid 4657] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4656] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] <... mmap resumed>) = 0x20ffb000 [pid 4660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4659] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4658] write(3, "1000", 4 [pid 4656] <... futex resumed>) = 1 [pid 4654] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4650] <... futex resumed>) = 0 [pid 4657] <... openat resumed>) = 3 [pid 4660] <... prctl resumed>) = 0 [pid 4659] <... openat resumed>) = 3 [pid 4658] <... write resumed>) = 4 [pid 4657] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4654] <... mmap resumed>) = 0x20ffd000 [pid 4650] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] setpgid(0, 0 [pid 4659] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4658] close(3 [pid 4657] <... futex resumed>) = 1 [pid 4656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4654] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] <... futex resumed>) = 0 [pid 4650] <... futex resumed>) = 0 [pid 4660] <... setpgid resumed>) = 0 [pid 4659] <... futex resumed>) = 1 [pid 4658] <... close resumed>) = 0 [pid 4657] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4656] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4655] <... futex resumed>) = 0 [pid 4654] <... futex resumed>) = 1 [pid 4653] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4648] <... futex resumed>) = 0 [pid 4660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4659] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4658] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4656] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4655] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4653] <... futex resumed>) = 0 [pid 4648] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] <... openat resumed>) = 3 [pid 4659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] <... futex resumed>) = 0 [pid 4656] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4655] <... futex resumed>) = 0 [pid 4654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] write(3, "1000", 4 [pid 4659] dup(3 [pid 4658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4656] <... mmap resumed>) = 0x20ffb000 [pid 4655] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4654] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] dup(3 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4648] <... futex resumed>) = 0 [pid 4660] <... write resumed>) = 4 [pid 4659] <... dup resumed>) = 4 [pid 4658] <... mmap resumed>) = 0x7f556b8fa000 [pid 4657] <... dup resumed>) = 4 [pid 4656] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4654] <... futex resumed>) = 0 [pid 4648] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4660] close(3 [pid 4659] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4658] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4657] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] <... mmap resumed>) = 0x20ffd000 [pid 4654] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] <... close resumed>) = 0 [pid 4659] <... futex resumed>) = 1 [pid 4658] <... mprotect resumed>) = 0 [pid 4657] <... futex resumed>) = 1 [pid 4656] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4655] <... futex resumed>) = 0 [pid 4653] <... futex resumed>) = 0 [pid 4648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4658] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4657] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4656] <... futex resumed>) = 1 [pid 4655] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] <... futex resumed>) = 0 [pid 4648] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] <... futex resumed>) = 0 [pid 4659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4656] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4655] <... futex resumed>) = 0 [pid 4654] <... futex resumed>) = 0 [pid 4653] <... futex resumed>) = 0 [pid 4650] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... futex resumed>) = 1 [pid 4660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4659] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4658] <... clone resumed>, parent_tid=[4661], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4661 [pid 4657] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4655] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4654] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4650] <... futex resumed>) = 0 [pid 4648] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4661 attached [pid 4660] <... mmap resumed>) = 0x7f556b8fa000 [pid 4659] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4658] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4656] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] <... io_uring_enter resumed>) = 1 [pid 4650] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4661] set_robust_list(0x7f556b91a9e0, 24 [pid 4660] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4659] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4658] <... futex resumed>) = 0 [ 60.383416][ T4645] VFS: Close: file count is 0 [ 60.395871][ T4647] VFS: Close: file count is 0 [ 60.400885][ T4646] VFS: Close: file count is 0 [pid 4657] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4656] <... futex resumed>) = 0 [pid 4654] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4661] <... set_robust_list resumed>) = 0 [pid 4660] <... mprotect resumed>) = 0 [pid 4659] <... mmap resumed>) = 0x20ffb000 [pid 4658] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4657] <... mmap resumed>) = 0x20ffb000 [pid 4656] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4654] <... futex resumed>) = 1 [pid 4650] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... futex resumed>) = 0 [pid 4661] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4660] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4659] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4657] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4656] <... io_uring_enter resumed>) = 1 [pid 4654] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4650] <... futex resumed>) = 0 [pid 4648] exit_group(0 [pid 4661] <... openat resumed>) = 3 [pid 4659] <... mmap resumed>) = 0x20ffd000 [pid 4657] <... mmap resumed>) = 0x20ffd000 [pid 4656] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] <... futex resumed>) = ? [pid 4650] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4648] <... exit_group resumed>) = ? [pid 4661] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] <... clone resumed>, parent_tid=[4662], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4662 [pid 4659] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] <... futex resumed>) = 0 [pid 4654] +++ exited with 0 +++ [pid 4650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4657] <... futex resumed>) = 1 [pid 4653] <... futex resumed>) = 0 [pid 4650] exit_group(0 [pid 4648] +++ exited with 0 +++ ./strace-static-x86_64: Process 4662 attached [pid 4661] <... futex resumed>) = 1 [pid 4660] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] <... futex resumed>) = 1 [pid 4658] <... futex resumed>) = 0 [pid 4657] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4655] <... futex resumed>) = 0 [pid 4653] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] <... exit_group resumed>) = ? [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4648, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4662] set_robust_list(0x7f556b91a9e0, 24 [pid 4661] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] <... futex resumed>) = 0 [pid 4659] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4658] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4656] +++ exited with 0 +++ [pid 4655] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] <... futex resumed>) = 0 [pid 4650] +++ exited with 0 +++ [pid 4662] <... set_robust_list resumed>) = 0 [pid 4661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] <... futex resumed>) = 0 [pid 4657] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4655] <... futex resumed>) = 0 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4650, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4662] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4661] dup(3 [pid 4659] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4658] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4657] <... futex resumed>) = 0 [pid 4655] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4662] <... openat resumed>) = 3 [pid 4661] <... dup resumed>) = 4 [pid 4659] <... futex resumed>) = 0 [pid 4657] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4653] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4662] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4661] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4655] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4663 attached [pid 4662] <... futex resumed>) = 1 [pid 4661] <... futex resumed>) = 1 [pid 4660] <... futex resumed>) = 0 [pid 4659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] <... futex resumed>) = 0 [pid 4657] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4655] <... futex resumed>) = 0 [pid 4653] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4664 attached [pid 4663] set_robust_list(0x555555af35e0, 24 [pid 4662] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4661] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4658] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] <... io_uring_enter resumed>) = 1 [pid 4655] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4663 [pid 4662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4657] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4664 [pid 4662] dup(3 [pid 4661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] <... futex resumed>) = 0 [pid 4657] <... futex resumed>) = 1 [pid 4653] <... futex resumed>) = 0 [pid 4663] <... set_robust_list resumed>) = 0 [pid 4662] <... dup resumed>) = 4 [pid 4661] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4660] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4659] <... io_uring_enter resumed>) = 1 [pid 4658] <... futex resumed>) = 0 [pid 4657] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4653] exit_group(0 [pid 4664] set_robust_list(0x555555af35e0, 24 [pid 4662] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4658] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4661] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4657] <... futex resumed>) = ? [pid 4653] <... exit_group resumed>) = ? [pid 4660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4659] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... set_robust_list resumed>) = 0 [pid 4663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4662] <... futex resumed>) = 0 [pid 4661] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4660] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] <... futex resumed>) = 1 [pid 4657] +++ exited with 0 +++ [pid 4655] <... futex resumed>) = 0 [pid 4653] +++ exited with 0 +++ [pid 4663] <... prctl resumed>) = 0 [pid 4662] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4661] <... mmap resumed>) = 0x20ffb000 [pid 4660] <... futex resumed>) = 0 [pid 4659] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4655] exit_group(0 [pid 4664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4663] setpgid(0, 0 [pid 4662] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4661] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4660] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4659] <... futex resumed>) = ? [pid 4655] <... exit_group resumed>) = ? [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4653, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4664] <... prctl resumed>) = 0 [pid 4663] <... setpgid resumed>) = 0 [pid 4662] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4661] <... mmap resumed>) = 0x20ffd000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4662] <... mmap resumed>) = 0x20ffb000 [pid 4659] +++ exited with 0 +++ [pid 4655] +++ exited with 0 +++ [pid 4661] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4662] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4661] <... futex resumed>) = 1 [pid 4658] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4655, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4665 [pid 4663] <... openat resumed>) = 3 [pid 4662] <... mmap resumed>) = 0x20ffd000 [pid 4661] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4658] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] setpgid(0, 0 [pid 4663] write(3, "1000", 4 [pid 4662] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] <... futex resumed>) = 0 [pid 4664] <... setpgid resumed>) = 0 [pid 4663] <... write resumed>) = 4 [pid 4662] <... futex resumed>) = 1 [pid 4661] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] <... futex resumed>) = 0 [pid 4658] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4666 attached ./strace-static-x86_64: Process 4665 attached [pid 4664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4663] close(3 [pid 4662] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4661] <... futex resumed>) = 0 [pid 4660] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4665] set_robust_list(0x555555af35e0, 24 [pid 4664] <... openat resumed>) = 3 [pid 4663] <... close resumed>) = 0 [pid 4662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4661] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] <... futex resumed>) = 0 [pid 4658] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4666 [pid 4665] <... set_robust_list resumed>) = 0 [pid 4664] write(3, "1000", 4 [pid 4663] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4662] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4658] <... futex resumed>) = 0 [pid 4665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4664] <... write resumed>) = 4 [pid 4663] <... futex resumed>) = 0 [pid 4662] <... futex resumed>) = 0 [pid 4661] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4658] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4666] set_robust_list(0x555555af35e0, 24 [pid 4665] <... prctl resumed>) = 0 [pid 4664] close(3 [pid 4663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4662] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4661] <... io_uring_enter resumed>) = 1 [pid 4660] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] <... set_robust_list resumed>) = 0 [pid 4665] setpgid(0, 0 [pid 4664] <... close resumed>) = 0 [pid 4663] <... mmap resumed>) = 0x7f556b8fa000 [pid 4662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4661] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4660] <... futex resumed>) = 0 [pid 4665] <... setpgid resumed>) = 0 [pid 4664] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4662] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4661] <... futex resumed>) = 1 [pid 4660] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4658] <... futex resumed>) = 0 [pid 4666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4664] <... futex resumed>) = 0 [pid 4663] <... mprotect resumed>) = 0 [pid 4662] <... io_uring_enter resumed>) = 1 [pid 4661] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4658] exit_group(0 [pid 4666] <... prctl resumed>) = 0 [pid 4665] <... openat resumed>) = 3 [pid 4664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4663] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4662] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4661] <... futex resumed>) = ? [pid 4658] <... exit_group resumed>) = ? [pid 4665] write(3, "1000", 4 [pid 4664] <... mmap resumed>) = 0x7f556b8fa000 [pid 4662] <... futex resumed>) = 1 [pid 4661] +++ exited with 0 +++ [pid 4660] <... futex resumed>) = 0 [pid 4665] <... write resumed>) = 4 [pid 4662] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] exit_group(0 [pid 4665] close(3 [pid 4662] <... futex resumed>) = ? [pid 4660] <... exit_group resumed>) = ? [pid 4666] setpgid(0, 0 [pid 4665] <... close resumed>) = 0 [pid 4664] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4663] <... clone resumed>, parent_tid=[4667], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4667 [pid 4662] +++ exited with 0 +++ [pid 4660] +++ exited with 0 +++ [pid 4658] +++ exited with 0 +++ [pid 4666] <... setpgid resumed>) = 0 [pid 4665] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... mprotect resumed>) = 0 [pid 4663] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4665] <... futex resumed>) = 0 [pid 4664] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4663] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4667 attached [pid 4666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4663] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4667] set_robust_list(0x7f556b91a9e0, 24 [pid 4666] <... openat resumed>) = 3 [pid 4665] <... mmap resumed>) = 0x7f556b8fa000 [pid 4664] <... clone resumed>, parent_tid=[4668], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4668 [pid 4667] <... set_robust_list resumed>) = 0 [pid 4665] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4667] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4666] write(3, "1000", 4 [pid 4665] <... mprotect resumed>) = 0 [pid 4664] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... openat resumed>) = 3 [pid 4666] <... write resumed>) = 4 [pid 4665] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4664] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4668 attached [pid 4667] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] close(3 [ 60.455432][ T4648] VFS: Close: file count is 0 [ 60.458541][ T4650] VFS: Close: file count is 0 [ 60.485404][ T4653] VFS: Close: file count is 0 [ 60.496703][ T4659] VFS: Close: file count is 0 [pid 4664] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4669 attached [pid 4668] set_robust_list(0x7f556b91a9e0, 24 [pid 4667] <... futex resumed>) = 1 [pid 4666] <... close resumed>) = 0 [pid 4665] <... clone resumed>, parent_tid=[4669], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4669 [pid 4663] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4668] <... set_robust_list resumed>) = 0 [pid 4667] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4666] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4668] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4665] <... futex resumed>) = 0 [pid 4668] <... openat resumed>) = 3 [pid 4667] dup(3 [pid 4666] <... futex resumed>) = 0 [pid 4665] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4671 attached [pid 4669] set_robust_list(0x7f556b91a9e0, 24 [pid 4668] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... dup resumed>) = 4 [pid 4666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4663] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4670 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4671 ./strace-static-x86_64: Process 4670 attached [pid 4669] <... set_robust_list resumed>) = 0 [pid 4668] <... futex resumed>) = 1 [pid 4667] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] <... mmap resumed>) = 0x7f556b8fa000 [pid 4664] <... futex resumed>) = 0 [pid 4663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4670] set_robust_list(0x555555af35e0, 24 [pid 4669] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4668] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4667] <... futex resumed>) = 0 [pid 4666] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4664] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] set_robust_list(0x555555af35e0, 24 [pid 4670] <... set_robust_list resumed>) = 0 [pid 4668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4667] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4666] <... mprotect resumed>) = 0 [pid 4664] <... futex resumed>) = 0 [pid 4663] <... futex resumed>) = 0 [pid 4669] <... openat resumed>) = 3 [pid 4671] <... set_robust_list resumed>) = 0 [pid 4670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4668] dup(3 [pid 4667] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4666] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4664] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4670] <... prctl resumed>) = 0 [pid 4669] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4668] <... dup resumed>) = 4 [pid 4667] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4670] setpgid(0, 0 [pid 4669] <... futex resumed>) = 1 [pid 4668] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... mmap resumed>) = 0x20ffb000 [pid 4665] <... futex resumed>) = 0 [pid 4671] <... prctl resumed>) = 0 [pid 4670] <... setpgid resumed>) = 0 [pid 4669] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4668] <... futex resumed>) = 1 [pid 4667] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4666] <... clone resumed>, parent_tid=[4672], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4672 [pid 4665] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... futex resumed>) = 0 [pid 4671] setpgid(0, 0 [pid 4670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4668] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4667] <... mmap resumed>) = 0x20ffd000 [pid 4666] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] <... futex resumed>) = 0 [pid 4664] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] <... setpgid resumed>) = 0 [pid 4670] <... openat resumed>) = 3 [pid 4669] dup(3 [pid 4668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4667] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] <... futex resumed>) = 0 [pid 4665] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4664] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4672 attached [pid 4671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4670] write(3, "1000", 4 [pid 4669] <... dup resumed>) = 4 [pid 4668] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4667] <... futex resumed>) = 1 [pid 4666] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4664] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] <... futex resumed>) = 0 [pid 4672] set_robust_list(0x7f556b91a9e0, 24 [pid 4671] <... openat resumed>) = 3 [pid 4670] <... write resumed>) = 4 [pid 4669] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4668] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4667] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4663] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4672] <... set_robust_list resumed>) = 0 [pid 4671] write(3, "1000", 4 [pid 4670] close(3 [pid 4669] <... futex resumed>) = 1 [pid 4668] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4665] <... futex resumed>) = 0 [pid 4663] <... futex resumed>) = 0 [pid 4672] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4671] <... write resumed>) = 4 [pid 4670] <... close resumed>) = 0 [pid 4669] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4668] <... mmap resumed>) = 0x20ffb000 [pid 4667] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4672] <... openat resumed>) = 3 [pid 4671] close(3 [pid 4670] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4668] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4667] <... futex resumed>) = 0 [pid 4665] <... futex resumed>) = 0 [pid 4663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4672] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] <... close resumed>) = 0 [pid 4670] <... futex resumed>) = 0 [pid 4669] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4668] <... mmap resumed>) = 0x20ffd000 [pid 4667] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4665] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4672] <... futex resumed>) = 1 [pid 4671] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4669] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4668] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4666] <... futex resumed>) = 0 [pid 4663] <... futex resumed>) = 0 [pid 4672] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4671] <... futex resumed>) = 0 [pid 4670] <... mmap resumed>) = 0x7f556b8fa000 [pid 4669] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4668] <... futex resumed>) = 1 [pid 4667] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4666] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... futex resumed>) = 0 [pid 4663] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4670] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4669] <... mmap resumed>) = 0x20ffb000 [pid 4668] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4667] <... io_uring_enter resumed>) = 1 [pid 4666] <... futex resumed>) = 0 [pid 4664] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4672] dup(3 [pid 4671] <... mmap resumed>) = 0x7f556b8fa000 [pid 4670] <... mprotect resumed>) = 0 [pid 4669] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4667] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4664] <... futex resumed>) = 0 [pid 4672] <... dup resumed>) = 4 [pid 4671] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4670] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4669] <... mmap resumed>) = 0x20ffd000 [pid 4668] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... futex resumed>) = 1 [pid 4664] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4673 attached [pid 4672] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] <... mprotect resumed>) = 0 [pid 4669] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4668] <... futex resumed>) = 0 [pid 4667] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4663] exit_group(0 [pid 4672] <... futex resumed>) = 1 [pid 4671] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4670] <... clone resumed>, parent_tid=[4673], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4673 [pid 4669] <... futex resumed>) = 1 [pid 4668] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4667] <... futex resumed>) = ? [pid 4666] <... futex resumed>) = 0 [pid 4665] <... futex resumed>) = 0 [pid 4664] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] <... exit_group resumed>) = ? [pid 4673] set_robust_list(0x7f556b91a9e0, 24 [pid 4672] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4670] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4669] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4667] +++ exited with 0 +++ [pid 4666] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... futex resumed>) = 0 [pid 4672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4670] <... futex resumed>) = 0 [pid 4668] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4666] <... futex resumed>) = 0 [pid 4665] <... futex resumed>) = 0 [ 60.519470][ T4658] VFS: Close: file count is 0 [ 60.521303][ T4660] VFS: Close: file count is 0 [pid 4672] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4671] <... clone resumed>, parent_tid=[4674], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4674 [pid 4670] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4668] <... io_uring_enter resumed>) = 1 [pid 4666] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4665] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4664] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4663] +++ exited with 0 +++ [pid 4673] <... set_robust_list resumed>) = 0 [pid 4672] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4671] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4669] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4668] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4674 attached [pid 4672] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4671] <... futex resumed>) = 0 [pid 4669] <... futex resumed>) = 0 [pid 4668] <... futex resumed>) = 0 [pid 4665] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] exit_group(0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4674] set_robust_list(0x7f556b91a9e0, 24 [pid 4673] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4672] <... mmap resumed>) = 0x20ffb000 [pid 4671] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4669] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4665] <... futex resumed>) = 0 [pid 4664] <... exit_group resumed>) = ? [pid 3619] <... restart_syscall resumed>) = 0 [pid 4674] <... set_robust_list resumed>) = 0 [pid 4672] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4669] <... io_uring_enter resumed>) = 1 [pid 4665] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4674] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4672] <... mmap resumed>) = 0x20ffd000 [pid 4668] +++ exited with 0 +++ [pid 4674] <... openat resumed>) = 3 [pid 4672] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4669] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] +++ exited with 0 +++ [pid 4674] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] <... openat resumed>) = 3 [pid 4672] <... futex resumed>) = 1 [pid 4669] <... futex resumed>) = 1 [pid 4666] <... futex resumed>) = 0 [pid 4665] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4674] <... futex resumed>) = 1 [pid 4673] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4672] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4671] <... futex resumed>) = 0 [pid 4669] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4666] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4674] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4673] <... futex resumed>) = 1 [pid 4672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4671] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4670] <... futex resumed>) = 0 [pid 4669] <... futex resumed>) = ? [pid 4666] <... futex resumed>) = 0 [pid 4665] <... exit_group resumed>) = ? [pid 4674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4672] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] <... futex resumed>) = 0 [pid 4670] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4674] dup(3 [pid 4672] <... futex resumed>) = 0 [pid 4670] <... futex resumed>) = 0 [pid 4669] +++ exited with 0 +++ [pid 4666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4674] <... dup resumed>) = 4 [pid 4672] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4670] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4666] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] +++ exited with 0 +++ ./strace-static-x86_64: Process 4675 attached [pid 4674] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] dup(3 [pid 4672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4671] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4666] <... futex resumed>) = 0 [ 60.577717][ T4663] VFS: Close: file count is 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4675 ./strace-static-x86_64: Process 4676 attached [pid 4675] set_robust_list(0x555555af35e0, 24 [pid 4674] <... futex resumed>) = 0 [pid 4673] <... dup resumed>) = 4 [pid 4672] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4666] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4675] <... set_robust_list resumed>) = 0 [pid 4674] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4673] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4672] <... io_uring_enter resumed>) = 1 [pid 4671] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4676 [pid 4675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4673] <... futex resumed>) = 1 [pid 4672] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] <... futex resumed>) = 0 [pid 4670] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4675] <... prctl resumed>) = 0 [pid 4674] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4673] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4672] <... futex resumed>) = 1 [pid 4671] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4670] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] <... futex resumed>) = 0 [pid 4676] set_robust_list(0x555555af35e0, 24 [pid 4675] setpgid(0, 0 [pid 4674] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4672] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4670] <... futex resumed>) = 0 [pid 4666] exit_group(0 [pid 4676] <... set_robust_list resumed>) = 0 [pid 4675] <... setpgid resumed>) = 0 [pid 4674] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4673] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4672] <... futex resumed>) = ? [pid 4670] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4666] <... exit_group resumed>) = ? [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4677 attached [pid 4676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4674] <... mmap resumed>) = 0x20ffb000 [pid 4673] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4672] +++ exited with 0 +++ [pid 4666] +++ exited with 0 +++ [pid 4676] <... prctl resumed>) = 0 [pid 4675] <... openat resumed>) = 3 [pid 4674] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4673] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4677 [pid 4677] set_robust_list(0x555555af35e0, 24 [pid 4676] setpgid(0, 0 [pid 4675] write(3, "1000", 4 [pid 4674] <... mmap resumed>) = 0x20ffd000 [pid 4673] <... mmap resumed>) = 0x20ffb000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4666, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4676] <... setpgid resumed>) = 0 [pid 4675] <... write resumed>) = 4 [pid 4674] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4677] <... set_robust_list resumed>) = 0 [pid 4676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4675] close(3 [pid 4674] <... futex resumed>) = 1 [pid 4673] <... mmap resumed>) = 0x20ffd000 [pid 4671] <... futex resumed>) = 0 [pid 4676] <... openat resumed>) = 3 [pid 4675] <... close resumed>) = 0 [pid 4674] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4673] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4678 [pid 4676] write(3, "1000", 4 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4673] <... futex resumed>) = 1 [pid 4671] <... futex resumed>) = 0 [pid 4670] <... futex resumed>) = 0 [pid 4677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4676] <... write resumed>) = 4 [pid 4675] <... futex resumed>) = 0 [pid 4674] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4671] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4670] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] close(3 [pid 4675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4674] <... futex resumed>) = 0 [pid 4673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4670] <... futex resumed>) = 0 [pid 4676] <... close resumed>) = 0 [pid 4675] <... mmap resumed>) = 0x7f556b8fa000 [pid 4674] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4673] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] <... prctl resumed>) = 0 [pid 4670] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4678 attached [pid 4676] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4675] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4673] <... futex resumed>) = 0 [pid 4671] <... futex resumed>) = 0 [pid 4670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4678] set_robust_list(0x555555af35e0, 24 [pid 4677] setpgid(0, 0 [pid 4676] <... futex resumed>) = 0 [pid 4675] <... mprotect resumed>) = 0 [pid 4674] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4673] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4671] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4670] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... set_robust_list resumed>) = 0 [pid 4677] <... setpgid resumed>) = 0 [pid 4676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4675] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4674] <... io_uring_enter resumed>) = 1 [pid 4673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4670] <... futex resumed>) = 0 [pid 4678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4676] <... mmap resumed>) = 0x7f556b8fa000 [pid 4674] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4670] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4678] <... prctl resumed>) = 0 [pid 4676] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4675] <... clone resumed>, parent_tid=[4679], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4679 [pid 4677] <... openat resumed>) = 3 [pid 4674] <... futex resumed>) = 1 [pid 4673] <... io_uring_enter resumed>) = 1 [pid 4671] <... futex resumed>) = 0 [pid 4678] setpgid(0, 0 [pid 4677] write(3, "1000", 4 [pid 4676] <... mprotect resumed>) = 0 [pid 4675] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4674] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4673] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] exit_group(0./strace-static-x86_64: Process 4679 attached [pid 4678] <... setpgid resumed>) = 0 [pid 4677] <... write resumed>) = 4 [pid 4676] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4675] <... futex resumed>) = 0 [pid 4674] <... futex resumed>) = ? [pid 4673] <... futex resumed>) = 1 [pid 4671] <... exit_group resumed>) = ? [pid 4670] <... futex resumed>) = 0 [pid 4679] set_robust_list(0x7f556b91a9e0, 24 [ 60.590648][ T4664] VFS: Close: file count is 0 [ 60.596479][ T4665] VFS: Close: file count is 0 [ 60.619634][ T4666] VFS: Close: file count is 0 [pid 4678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4677] close(3 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4674] +++ exited with 0 +++ [pid 4673] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4671] +++ exited with 0 +++ [pid 4670] exit_group(0 [pid 4679] <... set_robust_list resumed>) = 0 [pid 4678] <... openat resumed>) = 3 [pid 4677] <... close resumed>) = 0 [pid 4676] <... clone resumed>, parent_tid=[4680], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4680 [pid 4673] <... futex resumed>) = ? [pid 4670] <... exit_group resumed>) = ? [pid 4678] write(3, "1000", 4 [pid 4677] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... write resumed>) = 4 [pid 4678] close(3) = 0 [pid 4678] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4678] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4673] +++ exited with 0 +++ [pid 4670] +++ exited with 0 +++ ./strace-static-x86_64: Process 4680 attached [pid 4678] <... mprotect resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4676] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4671, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4680] set_robust_list(0x7f556b91a9e0, 24 [pid 4678] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4679] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4676] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4680] <... set_robust_list resumed>) = 0 [pid 4677] <... mmap resumed>) = 0x7f556b8fa000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4680] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4678] <... clone resumed>, parent_tid=[4681], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4681 [pid 4680] <... openat resumed>) = 3 [pid 4679] <... openat resumed>) = 3 [pid 4678] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... restart_syscall resumed>) = 0 [pid 4680] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... futex resumed>) = 0 [pid 4680] <... futex resumed>) = 1 [pid 4679] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4677] <... mprotect resumed>) = 0 [pid 4676] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4682 [pid 4680] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4677] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4676] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4682 attached [pid 4680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4676] <... futex resumed>) = 0 [pid 4682] set_robust_list(0x555555af35e0, 24 [pid 4680] dup(3 [pid 4682] <... set_robust_list resumed>) = 0 [pid 4680] <... dup resumed>) = 4 [pid 4676] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4680] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4679] <... futex resumed>) = 1 [pid 4676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4675] <... futex resumed>) = 0 [pid 4682] <... prctl resumed>) = 0 [pid 4680] <... futex resumed>) = 0 [pid 4675] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4682] setpgid(0, 0 [pid 4680] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4679] dup(3 [pid 4677] <... clone resumed>, parent_tid=[4683], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4683 [pid 4676] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4675] <... futex resumed>) = 0 [pid 4682] <... setpgid resumed>) = 0 [pid 4680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4679] <... dup resumed>) = 4 [pid 4677] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] <... futex resumed>) = 0 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4684 ./strace-static-x86_64: Process 4684 attached ./strace-static-x86_64: Process 4683 attached ./strace-static-x86_64: Process 4681 attached [pid 4682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4680] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4679] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] <... futex resumed>) = 0 [pid 4676] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] set_robust_list(0x555555af35e0, 24 [pid 4683] set_robust_list(0x7f556b91a9e0, 24 [pid 4682] <... openat resumed>) = 3 [pid 4681] set_robust_list(0x7f556b91a9e0, 24 [pid 4680] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4679] <... futex resumed>) = 0 [pid 4677] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] <... set_robust_list resumed>) = 0 [pid 4683] <... set_robust_list resumed>) = 0 [pid 4682] write(3, "1000", 4 [pid 4681] <... set_robust_list resumed>) = 0 [pid 4680] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4679] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4675] <... futex resumed>) = 0 [pid 4684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4683] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4682] <... write resumed>) = 4 [pid 4681] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4680] <... mmap resumed>) = 0x20ffb000 [pid 4679] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4684] <... prctl resumed>) = 0 [pid 4683] <... openat resumed>) = 3 [pid 4682] close(3 [pid 4681] <... openat resumed>) = 3 [pid 4680] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4679] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4684] setpgid(0, 0 [pid 4683] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4682] <... close resumed>) = 0 [pid 4681] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4680] <... mmap resumed>) = 0x20ffd000 [pid 4684] <... setpgid resumed>) = 0 [pid 4683] <... futex resumed>) = 1 [pid 4682] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] <... futex resumed>) = 1 [pid 4680] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4679] <... mmap resumed>) = 0x20ffb000 [pid 4678] <... futex resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4683] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4682] <... futex resumed>) = 0 [pid 4681] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4680] <... futex resumed>) = 1 [pid 4679] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4678] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] <... futex resumed>) = 0 [pid 4684] <... openat resumed>) = 3 [pid 4683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4680] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4679] <... mmap resumed>) = 0x20ffd000 [pid 4678] <... futex resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4676] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] write(3, "1000", 4 [pid 4683] dup(3 [pid 4682] <... mmap resumed>) = 0x7f556b8fa000 [pid 4681] dup(3 [pid 4680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4679] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4677] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4676] <... futex resumed>) = 0 [pid 4684] <... write resumed>) = 4 [pid 4683] <... dup resumed>) = 4 [pid 4682] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4681] <... dup resumed>) = 4 [pid 4680] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4679] <... futex resumed>) = 1 [pid 4676] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] <... futex resumed>) = 0 [pid 4684] close(3 [pid 4683] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4682] <... mprotect resumed>) = 0 [pid 4681] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4680] <... futex resumed>) = 0 [pid 4679] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4675] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] <... close resumed>) = 0 [pid 4683] <... futex resumed>) = 1 [pid 4682] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4681] <... futex resumed>) = 1 [pid 4680] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4678] <... futex resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4676] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4675] <... futex resumed>) = 0 [pid 4684] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4681] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4679] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] <... futex resumed>) = 0 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4685 attached [pid 4684] <... futex resumed>) = 0 [pid 4683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4682] <... clone resumed>, parent_tid=[4685], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4685 [pid 4681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4680] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4679] <... futex resumed>) = 0 [pid 4678] <... futex resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4676] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4683] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4682] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4680] <... io_uring_enter resumed>) = 1 [pid 4679] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4678] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4677] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] <... mmap resumed>) = 0x7f556b8fa000 [pid 4683] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4682] <... futex resumed>) = 0 [pid 4680] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4675] <... futex resumed>) = 0 [pid 4684] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4683] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4682] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4681] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4680] <... futex resumed>) = 1 [pid 4679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4676] <... futex resumed>) = 0 [pid 4675] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4684] <... mprotect resumed>) = 0 [pid 4683] <... mmap resumed>) = 0x20ffb000 [pid 4681] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4680] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4679] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4676] exit_group(0 [pid 4684] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4683] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4681] <... mmap resumed>) = 0x20ffb000 [pid 4680] <... futex resumed>) = ? [pid 4679] <... io_uring_enter resumed>) = 1 [pid 4676] <... exit_group resumed>) = ? [pid 4685] set_robust_list(0x7f556b91a9e0, 24 [pid 4683] <... mmap resumed>) = 0x20ffd000 [pid 4681] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4680] +++ exited with 0 +++ [pid 4679] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] +++ exited with 0 +++ [pid 4685] <... set_robust_list resumed>) = 0 [pid 4684] <... clone resumed>, parent_tid=[4686], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4686 [pid 4683] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] <... mmap resumed>) = 0x20ffd000 [pid 4684] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] <... futex resumed>) = 1 [pid 4679] <... futex resumed>) = 1 [pid 4677] <... futex resumed>) = 0 [pid 4675] <... futex resumed>) = 0 [pid 4684] <... futex resumed>) = 0 [pid 4683] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4681] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4679] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4677] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4675] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4685] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4684] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4681] <... futex resumed>) = 1 [pid 4679] <... futex resumed>) = ? [pid 4678] <... futex resumed>) = 0 [pid 4677] <... futex resumed>) = 0 [pid 4675] <... exit_group resumed>) = ? [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4685] <... openat resumed>) = 3 [pid 4683] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4679] +++ exited with 0 +++ [pid 4678] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4675] +++ exited with 0 +++ ./strace-static-x86_64: Process 4686 attached [pid 4678] <... futex resumed>) = 0 [pid 4686] set_robust_list(0x7f556b91a9e0, 24 [pid 4683] <... futex resumed>) = 0 [pid 4681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4678] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4686] <... set_robust_list resumed>) = 0 [ 60.647966][ T4671] VFS: Close: file count is 0 [ 60.657529][ T4673] VFS: Close: file count is 0 [pid 4685] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4681] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4677] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4687 [pid 4686] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4685] <... futex resumed>) = 1 [pid 4683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4682] <... futex resumed>) = 0 [pid 4681] <... futex resumed>) = 0 [pid 4678] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4687 attached [pid 4686] <... openat resumed>) = 3 [pid 4685] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4683] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4682] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4678] <... futex resumed>) = 0 [pid 4677] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4687] set_robust_list(0x555555af35e0, 24 [pid 4686] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4683] <... io_uring_enter resumed>) = 1 [pid 4682] <... futex resumed>) = 0 [pid 4681] <... io_uring_enter resumed>) = 1 [pid 4678] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4687] <... set_robust_list resumed>) = 0 [pid 4686] <... futex resumed>) = 1 [pid 4685] dup(3 [pid 4684] <... futex resumed>) = 0 [pid 4683] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4682] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4681] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4686] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4685] <... dup resumed>) = 4 [pid 4684] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] <... futex resumed>) = 1 [pid 4681] <... futex resumed>) = 0 [pid 4678] exit_group(0 [pid 4677] <... futex resumed>) = 0 [pid 4687] <... prctl resumed>) = 0 [pid 4686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] <... futex resumed>) = 0 [pid 4683] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4678] <... exit_group resumed>) = ? [pid 4687] setpgid(0, 0 [pid 4686] dup(3 [pid 4684] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4677] exit_group(0 [pid 4687] <... setpgid resumed>) = 0 [pid 4686] <... dup resumed>) = 4 [pid 4687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4686] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] <... openat resumed>) = 3 [pid 4686] <... futex resumed>) = 1 [pid 4684] <... futex resumed>) = 0 [pid 4681] +++ exited with 0 +++ [pid 4678] +++ exited with 0 +++ [pid 4687] write(3, "1000", 4 [pid 4686] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4685] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] <... futex resumed>) = ? [pid 4677] <... exit_group resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4688 [pid 4687] <... write resumed>) = 4 [pid 4686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4685] <... futex resumed>) = 1 [pid 4684] <... futex resumed>) = 0 [pid 4682] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4688 attached [pid 4687] close(3 [pid 4686] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4685] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4684] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4683] +++ exited with 0 +++ [pid 4682] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4677] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4678, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4687] <... close resumed>) = 0 [pid 4686] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4685] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4682] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4677, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4687] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4686] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4685] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4682] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4688] set_robust_list(0x555555af35e0, 24 [pid 4687] <... futex resumed>) = 0 [pid 4686] <... mmap resumed>) = 0x20ffb000 [pid 4685] <... mmap resumed>) = 0x20ffb000 [pid 4687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4686] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4687] <... mmap resumed>) = 0x7f556b8fa000 [pid 4686] <... mmap resumed>) = 0x20ffd000 [pid 4688] <... set_robust_list resumed>) = 0 [pid 4687] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4686] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4689 [pid 4688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4687] <... mprotect resumed>) = 0 [pid 4686] <... futex resumed>) = 1 [pid 4684] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4688] <... prctl resumed>) = 0 [pid 4687] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4686] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4685] <... mmap resumed>) = 0x20ffd000 [pid 4684] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4689 attached [pid 4686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4685] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] <... futex resumed>) = 0 [pid 4688] setpgid(0, 0 [pid 4689] set_robust_list(0x555555af35e0, 24 [pid 4687] <... clone resumed>, parent_tid=[4690], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4690 [pid 4686] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] <... futex resumed>) = 1 [pid 4684] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4682] <... futex resumed>) = 0 [pid 4688] <... setpgid resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4691 [pid 4689] <... set_robust_list resumed>) = 0 [pid 4687] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4686] <... futex resumed>) = 0 [pid 4685] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4682] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4691 attached [pid 4689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4687] <... futex resumed>) = 0 [pid 4686] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4684] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] set_robust_list(0x555555af35e0, 24 [pid 4689] <... prctl resumed>) = 0 [pid 4687] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] <... futex resumed>) = 0 [pid 4682] <... futex resumed>) = 0 [pid 4691] <... set_robust_list resumed>) = 0 [pid 4689] setpgid(0, 0 [pid 4688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4686] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4685] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4682] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4689] <... setpgid resumed>) = 0 [pid 4686] <... io_uring_enter resumed>) = 1 [pid 4685] <... futex resumed>) = 0 [pid 4682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4688] <... openat resumed>) = 3 [pid 4691] <... prctl resumed>) = 0 [pid 4689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4688] write(3, "1000", 4 [pid 4686] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4682] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] setpgid(0, 0 [pid 4689] <... openat resumed>) = 3 [pid 4688] <... write resumed>) = 4 [pid 4686] <... futex resumed>) = 1 [pid 4685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] <... futex resumed>) = 0 [pid 4682] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4690 attached [pid 4691] <... setpgid resumed>) = 0 [pid 4689] write(3, "1000", 4 [pid 4688] close(3 [pid 4686] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4685] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4684] exit_group(0 [pid 4682] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4689] <... write resumed>) = 4 [pid 4686] <... futex resumed>) = ? [pid 4685] <... io_uring_enter resumed>) = 1 [pid 4684] <... exit_group resumed>) = ? [pid 4691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4690] set_robust_list(0x7f556b91a9e0, 24 [pid 4689] close(3 [pid 4688] <... close resumed>) = 0 [pid 4686] +++ exited with 0 +++ [pid 4685] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] +++ exited with 0 +++ [pid 4691] <... openat resumed>) = 3 [pid 4690] <... set_robust_list resumed>) = 0 [pid 4689] <... close resumed>) = 0 [pid 4688] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] <... futex resumed>) = 1 [pid 4682] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4684, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4691] write(3, "1000", 4 [pid 4690] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4689] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4688] <... futex resumed>) = 0 [pid 4685] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4682] exit_group(0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4691] <... write resumed>) = 4 [pid 4690] <... openat resumed>) = 3 [pid 4689] <... futex resumed>) = 0 [pid 4688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4685] <... futex resumed>) = ? [pid 4682] <... exit_group resumed>) = ? [pid 3618] <... restart_syscall resumed>) = 0 [pid 4691] close(3 [ 60.701178][ T4676] VFS: Close: file count is 0 [ 60.706344][ T4675] VFS: Close: file count is 0 [ 60.727123][ T4681] VFS: Close: file count is 0 [ 60.730486][ T4677] VFS: Close: file count is 0 [pid 4690] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4688] <... mmap resumed>) = 0x7f556b8fa000 [pid 4685] +++ exited with 0 +++ [pid 4682] +++ exited with 0 +++ [pid 4691] <... close resumed>) = 0 [pid 4690] <... futex resumed>) = 1 [pid 4688] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4687] <... futex resumed>) = 0 [pid 4691] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4688] <... mprotect resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4691] <... futex resumed>) = 0 [pid 4689] <... mmap resumed>) = 0x7f556b8fa000 [pid 4688] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4687] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4692 ./strace-static-x86_64: Process 4694 attached ./strace-static-x86_64: Process 4693 attached ./strace-static-x86_64: Process 4692 attached [pid 4691] <... mmap resumed>) = 0x7f556b8fa000 [pid 4690] <... futex resumed>) = 0 [pid 4689] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4688] <... clone resumed>, parent_tid=[4693], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4693 [pid 4687] <... futex resumed>) = 1 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4694 [pid 4694] set_robust_list(0x555555af35e0, 24 [pid 4693] set_robust_list(0x7f556b91a9e0, 24 [pid 4692] set_robust_list(0x555555af35e0, 24 [pid 4691] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4690] dup(3 [pid 4689] <... mprotect resumed>) = 0 [pid 4688] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4694] <... set_robust_list resumed>) = 0 [pid 4693] <... set_robust_list resumed>) = 0 [pid 4692] <... set_robust_list resumed>) = 0 [pid 4691] <... mprotect resumed>) = 0 [pid 4690] <... dup resumed>) = 4 [pid 4689] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4688] <... futex resumed>) = 0 [pid 4694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4693] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4691] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4690] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4688] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4695 attached [pid 4694] <... prctl resumed>) = 0 [pid 4693] <... openat resumed>) = 3 [pid 4692] <... prctl resumed>) = 0 [pid 4689] <... clone resumed>, parent_tid=[4695], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4695 [pid 4690] <... futex resumed>) = 1 [pid 4694] setpgid(0, 0 [pid 4693] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] setpgid(0, 0 [pid 4691] <... clone resumed>, parent_tid=[4696], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4696 [pid 4690] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4689] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] <... futex resumed>) = 0 [pid 4694] <... setpgid resumed>) = 0 [pid 4693] <... futex resumed>) = 1 [pid 4692] <... setpgid resumed>) = 0 [pid 4691] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4689] <... futex resumed>) = 0 [pid 4688] <... futex resumed>) = 0 [pid 4687] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4695] set_robust_list(0x7f556b91a9e0, 24 [pid 4694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4693] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4691] <... futex resumed>) = 0 [pid 4689] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4688] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] <... futex resumed>) = 1 [pid 4690] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4696 attached [pid 4695] <... set_robust_list resumed>) = 0 [pid 4694] <... openat resumed>) = 3 [pid 4693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4692] <... openat resumed>) = 3 [pid 4691] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4690] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4688] <... futex resumed>) = 0 [pid 4687] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4696] set_robust_list(0x7f556b91a9e0, 24 [pid 4695] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4694] write(3, "1000", 4 [pid 4693] dup(3 [pid 4692] write(3, "1000", 4 [pid 4696] <... set_robust_list resumed>) = 0 [pid 4694] <... write resumed>) = 4 [pid 4693] <... dup resumed>) = 4 [pid 4692] <... write resumed>) = 4 [pid 4690] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4688] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4696] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4694] close(3 [pid 4693] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] close(3 [pid 4690] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4696] <... openat resumed>) = 3 [pid 4694] <... close resumed>) = 0 [pid 4693] <... futex resumed>) = 0 [pid 4692] <... close resumed>) = 0 [pid 4696] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4693] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] <... mmap resumed>) = 0x20ffb000 [pid 4688] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] <... futex resumed>) = 1 [pid 4695] <... openat resumed>) = 3 [pid 4694] <... futex resumed>) = 0 [pid 4693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4692] <... futex resumed>) = 0 [pid 4691] <... futex resumed>) = 0 [pid 4690] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4688] <... futex resumed>) = 0 [pid 4696] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4695] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4693] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4691] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4695] <... futex resumed>) = 1 [pid 4694] <... mmap resumed>) = 0x7f556b8fa000 [pid 4693] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4692] <... mmap resumed>) = 0x7f556b8fa000 [pid 4690] <... mmap resumed>) = 0x20ffd000 [pid 4691] <... futex resumed>) = 0 [pid 4689] <... futex resumed>) = 0 [pid 4688] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4696] dup(3 [pid 4695] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4694] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4693] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4692] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4691] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4690] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4689] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] <... dup resumed>) = 4 [pid 4695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4694] <... mprotect resumed>) = 0 [pid 4693] <... mmap resumed>) = 0x20ffb000 [pid 4692] <... mprotect resumed>) = 0 [pid 4690] <... futex resumed>) = 1 [pid 4689] <... futex resumed>) = 0 [pid 4687] <... futex resumed>) = 0 [pid 4696] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4695] dup(3 [pid 4694] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4693] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4692] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4690] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4689] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4687] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] <... futex resumed>) = 1 [pid 4695] <... dup resumed>) = 4 [pid 4693] <... mmap resumed>) = 0x20ffd000 [pid 4691] <... futex resumed>) = 0 [pid 4690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4687] <... futex resumed>) = 0 [pid 4696] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4695] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] <... clone resumed>, parent_tid=[4697], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4697 [pid 4693] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] <... clone resumed>, parent_tid=[4698], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4698 [pid 4691] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4695] <... futex resumed>) = 1 [pid 4694] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4693] <... futex resumed>) = 1 [pid 4692] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] <... futex resumed>) = 0 [pid 4690] <... futex resumed>) = 0 [pid 4689] <... futex resumed>) = 0 [pid 4688] <... futex resumed>) = 0 [pid 4687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4696] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4695] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4694] <... futex resumed>) = 0 [pid 4693] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] <... futex resumed>) = 0 [pid 4691] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4690] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4689] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4688] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4698 attached ./strace-static-x86_64: Process 4697 attached [pid 4696] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4694] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4692] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4689] <... futex resumed>) = 0 [pid 4688] <... futex resumed>) = 0 [pid 4687] <... futex resumed>) = 0 [pid 4698] set_robust_list(0x7f556b91a9e0, 24 [pid 4697] set_robust_list(0x7f556b91a9e0, 24 [pid 4696] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4695] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4693] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4689] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4688] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4687] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4698] <... set_robust_list resumed>) = 0 [pid 4696] <... mmap resumed>) = 0x20ffb000 [pid 4695] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4693] <... futex resumed>) = 0 [pid 4690] <... io_uring_enter resumed>) = 1 [pid 4688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4698] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4697] <... set_robust_list resumed>) = 0 [pid 4696] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4695] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4693] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4690] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4688] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4698] <... openat resumed>) = 3 [pid 4697] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4696] <... mmap resumed>) = 0x20ffd000 [pid 4695] <... mmap resumed>) = 0x20ffb000 [pid 4693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4690] <... futex resumed>) = 1 [pid 4688] <... futex resumed>) = 0 [pid 4687] <... futex resumed>) = 0 [pid 4698] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4695] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4693] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4690] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4688] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4687] exit_group(0 [pid 4698] <... futex resumed>) = 1 [pid 4697] <... openat resumed>) = 3 [pid 4696] <... futex resumed>) = 1 [pid 4695] <... mmap resumed>) = 0x20ffd000 [pid 4693] <... io_uring_enter resumed>) = 1 [pid 4692] <... futex resumed>) = 0 [pid 4691] <... futex resumed>) = 0 [pid 4698] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4697] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4695] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4693] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] <... futex resumed>) = ? [pid 4687] <... exit_group resumed>) = ? [pid 4698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4697] <... futex resumed>) = 1 [pid 4696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4695] <... futex resumed>) = 1 [pid 4694] <... futex resumed>) = 0 [pid 4693] <... futex resumed>) = 1 [pid 4692] <... futex resumed>) = 0 [pid 4691] <... futex resumed>) = 0 [pid 4689] <... futex resumed>) = 0 [pid 4688] <... futex resumed>) = 0 [pid 4698] dup(3 [pid 4696] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4693] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4690] +++ exited with 0 +++ [pid 4689] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4688] exit_group(0 [pid 4698] <... dup resumed>) = 4 [pid 4696] <... futex resumed>) = 0 [pid 4694] <... futex resumed>) = 0 [pid 4693] <... futex resumed>) = ? [pid 4689] <... futex resumed>) = 0 [pid 4688] <... exit_group resumed>) = ? [pid 4687] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4687, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4695] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4698] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4697] dup(3 [pid 4696] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4695] <... futex resumed>) = 0 [pid 4694] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4693] +++ exited with 0 +++ [pid 4691] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4689] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4688] +++ exited with 0 +++ [pid 4698] <... futex resumed>) = 1 [pid 4697] <... dup resumed>) = 4 [pid 4695] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] <... futex resumed>) = 0 [pid 4691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4688, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4698] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4697] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4689] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4697] <... futex resumed>) = 1 [ 60.759785][ T4684] VFS: Close: file count is 0 [ 60.767926][ T4682] VFS: Close: file count is 0 [pid 4696] <... futex resumed>) = 0 [pid 4695] <... futex resumed>) = 0 [pid 4694] <... futex resumed>) = 0 [pid 4692] <... futex resumed>) = 0 [pid 4691] <... futex resumed>) = 1 [pid 4689] <... futex resumed>) = 1 [pid 4698] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4697] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4696] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4695] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4694] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4691] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4689] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4698] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4696] <... io_uring_enter resumed>) = 1 [pid 4695] <... io_uring_enter resumed>) = 1 [pid 4694] <... futex resumed>) = 0 [pid 4698] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4697] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4696] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4695] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4698] <... mmap resumed>) = 0x20ffb000 [pid 4696] <... futex resumed>) = 1 [pid 4698] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4697] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4696] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4695] <... futex resumed>) = 1 [pid 4691] <... futex resumed>) = 0 [pid 4689] <... futex resumed>) = 0 [pid 4698] <... mmap resumed>) = 0x20ffd000 [pid 4689] exit_group(0 [pid 4698] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4697] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4691] exit_group(0 [pid 4689] <... exit_group resumed>) = ? [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4699 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4698] <... futex resumed>) = 1 [pid 4697] <... mmap resumed>) = 0x20ffb000 [pid 4692] <... futex resumed>) = 0 [pid 4698] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4692] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4699 attached [pid 4698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4692] <... futex resumed>) = 0 [pid 4699] set_robust_list(0x555555af35e0, 24 [pid 4698] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4699] <... set_robust_list resumed>) = 0 [pid 4698] <... futex resumed>) = 0 [pid 4692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4698] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4696] <... futex resumed>) = ? [pid 4695] +++ exited with 0 +++ [pid 4692] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4691] <... exit_group resumed>) = ? [pid 4689] +++ exited with 0 +++ ./strace-static-x86_64: Process 4700 attached [pid 4699] <... prctl resumed>) = 0 [pid 4698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4697] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4696] +++ exited with 0 +++ [pid 4692] <... futex resumed>) = 0 [pid 4691] +++ exited with 0 +++ [pid 4699] setpgid(0, 0 [pid 4698] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4692] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4699] <... setpgid resumed>) = 0 [pid 4698] <... io_uring_enter resumed>) = 1 [pid 4697] <... mmap resumed>) = 0x20ffd000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4691, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4700 [pid 4699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4698] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4697] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4700] set_robust_list(0x555555af35e0, 24 [pid 4699] <... openat resumed>) = 3 [pid 4698] <... futex resumed>) = 1 [pid 4697] <... futex resumed>) = 1 [pid 4694] <... futex resumed>) = 0 [pid 4692] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 4700] <... set_robust_list resumed>) = 0 [pid 4699] write(3, "1000", 4 [pid 4698] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4697] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4694] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] exit_group(0 [pid 4700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4699] <... write resumed>) = 4 [pid 4698] <... futex resumed>) = ? [pid 4697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4694] <... futex resumed>) = 0 [pid 4692] <... exit_group resumed>) = ? [pid 4700] <... prctl resumed>) = 0 [pid 4699] close(3 [pid 4698] +++ exited with 0 +++ [pid 4697] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4692] +++ exited with 0 +++ [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4699] <... close resumed>) = 0 [pid 4697] <... futex resumed>) = 0 [pid 4694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4699] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4699] <... futex resumed>) = 0 [pid 4694] <... futex resumed>) = 0 [pid 4699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4694] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4692, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4699] <... mmap resumed>) = 0x7f556b8fa000 [pid 4699] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4702 attached ) = 0 [pid 4700] setpgid(0, 0 [pid 4697] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4701 [pid 4700] <... setpgid resumed>) = 0 [pid 4699] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4697] <... io_uring_enter resumed>) = 1 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4702 [pid 4697] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4701 attached [pid 4699] <... clone resumed>, parent_tid=[4703], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4703 [pid 4697] <... futex resumed>) = 1 [pid 4694] <... futex resumed>) = 0 [pid 4700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4701] set_robust_list(0x555555af35e0, 24 [pid 4699] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] exit_group(0 [pid 4701] <... set_robust_list resumed>) = 0 [pid 4699] <... futex resumed>) = 0 [pid 4694] <... exit_group resumed>) = ? [pid 4701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4699] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4701] <... prctl resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4704 [pid 4701] setpgid(0, 0) = 0 [pid 4701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4697] +++ exited with 0 +++ [pid 4694] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4700] <... openat resumed>) = 3 [pid 4700] write(3, "1000", 4./strace-static-x86_64: Process 4703 attached [pid 4701] write(3, "1000", 4 [pid 4700] <... write resumed>) = 4 [pid 4703] set_robust_list(0x7f556b91a9e0, 24 [pid 4702] set_robust_list(0x555555af35e0, 24 [pid 4701] <... write resumed>) = 4 [pid 4700] close(3 [pid 4703] <... set_robust_list resumed>) = 0 [pid 4701] close(3 [pid 4703] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4702] <... set_robust_list resumed>) = 0 [pid 4701] <... close resumed>) = 0 [pid 4700] <... close resumed>) = 0 [pid 4703] <... openat resumed>) = 3 [pid 4701] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4703] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4701] <... futex resumed>) = 0 [pid 4700] <... futex resumed>) = 0 [pid 4703] <... futex resumed>) = 1 [pid 4701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4699] <... futex resumed>) = 0 [pid 4702] <... prctl resumed>) = 0 [pid 4703] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4701] <... mmap resumed>) = 0x7f556b8fa000 [pid 4700] <... mmap resumed>) = 0x7f556b8fa000 [pid 4699] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4704 attached [ 60.822898][ T4687] VFS: Close: file count is 0 [ 60.825422][ T4688] VFS: Close: file count is 0 [ 60.847493][ T4695] VFS: Close: file count is 0 [ 60.850386][ T4691] VFS: Close: file count is 0 [ 60.866497][ T4692] VFS: Close: file count is 0 [pid 4703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] setpgid(0, 0 [pid 4701] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4700] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4699] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4703] dup(3 [pid 4701] <... mprotect resumed>) = 0 [pid 4700] <... mprotect resumed>) = 0 [pid 4699] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4703] <... dup resumed>) = 4 [pid 4701] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4704] set_robust_list(0x555555af35e0, 24 [pid 4703] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] <... setpgid resumed>) = 0 [pid 4700] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4703] <... futex resumed>) = 1 [pid 4701] <... clone resumed>, parent_tid=[4706], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4706 [pid 4699] <... futex resumed>) = 0 [pid 4703] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4701] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4699] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4705 attached [pid 4704] <... set_robust_list resumed>) = 0 [pid 4703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4701] <... futex resumed>) = 0 [pid 4700] <... clone resumed>, parent_tid=[4707], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4707 [pid 4699] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4705 [pid 4705] set_robust_list(0x555555af35e0, 24 [pid 4703] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4701] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4700] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4699] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4707 attached ./strace-static-x86_64: Process 4706 attached [pid 4705] <... set_robust_list resumed>) = 0 [pid 4704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4703] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4702] <... openat resumed>) = 3 [pid 4700] <... futex resumed>) = 0 [pid 4707] set_robust_list(0x7f556b91a9e0, 24 [pid 4706] set_robust_list(0x7f556b91a9e0, 24 [pid 4705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4704] <... prctl resumed>) = 0 [pid 4703] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4702] write(3, "1000", 4 [pid 4700] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4707] <... set_robust_list resumed>) = 0 [pid 4706] <... set_robust_list resumed>) = 0 [pid 4705] <... prctl resumed>) = 0 [pid 4704] setpgid(0, 0 [pid 4703] <... mmap resumed>) = 0x20ffb000 [pid 4702] <... write resumed>) = 4 [pid 4707] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4706] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4705] setpgid(0, 0 [pid 4704] <... setpgid resumed>) = 0 [pid 4703] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4702] close(3 [pid 4706] <... openat resumed>) = 3 [pid 4705] <... setpgid resumed>) = 0 [pid 4704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4703] <... mmap resumed>) = 0x20ffd000 [pid 4702] <... close resumed>) = 0 [pid 4707] <... openat resumed>) = 3 [pid 4706] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4703] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] <... futex resumed>) = 1 [pid 4705] <... openat resumed>) = 3 [pid 4704] <... openat resumed>) = 3 [pid 4703] <... futex resumed>) = 1 [pid 4702] <... futex resumed>) = 0 [pid 4701] <... futex resumed>) = 0 [pid 4699] <... futex resumed>) = 0 [pid 4707] <... futex resumed>) = 1 [pid 4706] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] write(3, "1000", 4 [pid 4704] write(3, "1000", 4 [pid 4703] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4701] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... futex resumed>) = 0 [pid 4699] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4705] <... write resumed>) = 4 [pid 4704] <... write resumed>) = 4 [pid 4703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] <... mmap resumed>) = 0x7f556b8fa000 [pid 4701] <... futex resumed>) = 0 [pid 4700] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4699] <... futex resumed>) = 0 [pid 4707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4706] dup(3 [pid 4705] close(3 [pid 4704] close(3 [pid 4703] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4701] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4700] <... futex resumed>) = 0 [pid 4699] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4707] dup(3 [pid 4706] <... dup resumed>) = 4 [pid 4705] <... close resumed>) = 0 [pid 4704] <... close resumed>) = 0 [pid 4703] <... futex resumed>) = 0 [pid 4702] <... mprotect resumed>) = 0 [pid 4700] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4707] <... dup resumed>) = 4 [pid 4706] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4703] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4699] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] <... futex resumed>) = 1 [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 0 [pid 4703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4701] <... futex resumed>) = 0 [pid 4699] <... futex resumed>) = 0 [pid 4707] <... futex resumed>) = 1 [pid 4706] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4703] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4701] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... futex resumed>) = 0 [pid 4699] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4707] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4705] <... mmap resumed>) = 0x7f556b8fa000 [pid 4704] <... mmap resumed>) = 0x7f556b8fa000 [pid 4703] <... io_uring_enter resumed>) = 1 [pid 4702] <... clone resumed>, parent_tid=[4708], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4708 [pid 4701] <... futex resumed>) = 0 [pid 4700] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4708 attached [pid 4707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4706] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4705] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4704] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4703] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4700] <... futex resumed>) = 0 [pid 4708] set_robust_list(0x7f556b91a9e0, 24 [pid 4707] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4706] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4705] <... mprotect resumed>) = 0 [pid 4704] <... mprotect resumed>) = 0 [pid 4703] <... futex resumed>) = 1 [pid 4702] <... futex resumed>) = 0 [pid 4700] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4699] <... futex resumed>) = 0 [pid 4708] <... set_robust_list resumed>) = 0 [pid 4707] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4706] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4705] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4704] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4703] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4702] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4699] exit_group(0 [pid 4708] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4707] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4706] <... mmap resumed>) = 0x20ffb000 [pid 4703] <... futex resumed>) = ? [pid 4699] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4709 attached [pid 4708] <... openat resumed>) = 3 [pid 4707] <... mmap resumed>) = 0x20ffb000 [pid 4706] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4705] <... clone resumed>, parent_tid=[4709], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4709 [pid 4704] <... clone resumed>, parent_tid=[4710], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4710 [pid 4703] +++ exited with 0 +++ [pid 4699] +++ exited with 0 +++ [pid 4709] set_robust_list(0x7f556b91a9e0, 24 [pid 4708] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4706] <... mmap resumed>) = 0x20ffd000 [pid 4705] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4710 attached [pid 4708] <... futex resumed>) = 1 [pid 4707] <... mmap resumed>) = 0x20ffd000 [pid 4706] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] <... futex resumed>) = 0 [pid 4702] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4710] set_robust_list(0x7f556b91a9e0, 24 [pid 4708] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4707] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] <... futex resumed>) = 1 [pid 4705] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4704] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4702] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4710] <... set_robust_list resumed>) = 0 [ 60.881269][ T4697] VFS: Close: file count is 0 [pid 4708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4707] <... futex resumed>) = 1 [pid 4706] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4702] <... futex resumed>) = 0 [pid 4701] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4710] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4709] <... set_robust_list resumed>) = 0 [pid 4708] dup(3 [pid 4707] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4701] <... futex resumed>) = 0 [pid 4700] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4710] <... openat resumed>) = 3 [pid 4709] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4708] <... dup resumed>) = 4 [pid 4707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4706] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4700] <... futex resumed>) = 0 [pid 4710] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] <... openat resumed>) = 3 [pid 4708] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] <... futex resumed>) = 0 [pid 4701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4700] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4710] <... futex resumed>) = 1 [pid 4709] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4708] <... futex resumed>) = 1 [pid 4707] <... futex resumed>) = 0 [pid 4706] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4704] <... futex resumed>) = 0 [pid 4702] <... futex resumed>) = 0 [pid 4701] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4710] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4709] <... futex resumed>) = 1 [pid 4708] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4707] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4705] <... futex resumed>) = 0 [pid 4704] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] <... futex resumed>) = 0 [pid 4700] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4706] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4705] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4710] dup(3 [pid 4709] dup(3 [pid 4708] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4706] <... io_uring_enter resumed>) = 1 [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 0 [pid 4702] <... futex resumed>) = 0 [pid 4700] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4711 [pid 4710] <... dup resumed>) = 4 [pid 4709] <... dup resumed>) = 4 [pid 4708] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4707] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4706] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4704] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4702] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4700] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4711 attached [pid 4710] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4708] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4707] <... io_uring_enter resumed>) = 1 [pid 4706] <... futex resumed>) = 1 [pid 4705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4701] <... futex resumed>) = 0 [pid 4711] set_robust_list(0x555555af35e0, 24 [pid 4710] <... futex resumed>) = 0 [pid 4709] <... futex resumed>) = 0 [pid 4708] <... mmap resumed>) = 0x20ffb000 [pid 4707] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] exit_group(0 [pid 4711] <... set_robust_list resumed>) = 0 [pid 4710] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4709] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4708] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4707] <... futex resumed>) = 1 [pid 4706] <... futex resumed>) = ? [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 0 [pid 4701] <... exit_group resumed>) = ? [pid 4700] <... futex resumed>) = 0 [pid 4711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4710] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4709] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4708] <... mmap resumed>) = 0x20ffd000 [pid 4707] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4706] +++ exited with 0 +++ [pid 4705] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4704] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4701] +++ exited with 0 +++ [pid 4700] exit_group(0 [pid 4711] <... prctl resumed>) = 0 [pid 4710] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4709] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4708] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... exit_group resumed>) = ? [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4707] <... futex resumed>) = ? [pid 4711] setpgid(0, 0 [pid 4710] <... mmap resumed>) = 0x20ffb000 [pid 4709] <... mmap resumed>) = 0x20ffb000 [pid 4708] <... futex resumed>) = 1 [pid 4702] <... futex resumed>) = 0 [pid 4711] <... setpgid resumed>) = 0 [pid 4710] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4708] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4710] <... mmap resumed>) = 0x20ffd000 [pid 4711] <... openat resumed>) = 3 [pid 4710] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] +++ exited with 0 +++ [pid 4700] +++ exited with 0 +++ [pid 4711] write(3, "1000", 4 [pid 4710] <... futex resumed>) = 1 [pid 4704] <... futex resumed>) = 0 [pid 4702] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4711] <... write resumed>) = 4 [pid 4710] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4708] <... futex resumed>) = 0 [pid 4704] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] <... futex resumed>) = 1 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4700, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4711] close(3 [pid 4710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4709] <... mmap resumed>) = 0x20ffd000 [pid 4708] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] <... futex resumed>) = 0 [pid 4702] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4711] <... close resumed>) = 0 [pid 4710] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4708] <... futex resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4711] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4710] <... futex resumed>) = 0 [pid 4709] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4708] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4704] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4712 [ 60.924139][ T4699] VFS: Close: file count is 0 [pid 4711] <... futex resumed>) = 0 [pid 4710] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4709] <... futex resumed>) = 1 [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4712 attached [pid 4711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4709] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4708] <... futex resumed>) = 0 [pid 4705] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] <... futex resumed>) = 1 [pid 4712] set_robust_list(0x555555af35e0, 24 [pid 4711] <... mmap resumed>) = 0x7f556b8fa000 [pid 4710] <... futex resumed>) = 0 [pid 4709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4708] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 1 [pid 4702] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4712] <... set_robust_list resumed>) = 0 [pid 4711] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4710] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4709] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4708] <... io_uring_enter resumed>) = 1 [pid 4705] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4704] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4711] <... mprotect resumed>) = 0 [pid 4710] <... io_uring_enter resumed>) = 1 [pid 4709] <... futex resumed>) = 0 [pid 4708] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4712] <... prctl resumed>) = 0 [pid 4711] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4710] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4708] <... futex resumed>) = 1 [pid 4705] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] <... futex resumed>) = 0 [pid 4712] setpgid(0, 0 [pid 4710] <... futex resumed>) = 1 [pid 4709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4708] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] <... futex resumed>) = 0 [pid 4704] <... futex resumed>) = 0 [pid 4702] exit_group(0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4713 [pid 4712] <... setpgid resumed>) = 0 [pid 4711] <... clone resumed>, parent_tid=[4714], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4714 [pid 4710] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4709] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4708] <... futex resumed>) = ? [pid 4705] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4704] exit_group(0 [pid 4702] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4713 attached [pid 4712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4711] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] <... io_uring_enter resumed>) = 1 [pid 4710] <... futex resumed>) = ? [pid 4708] +++ exited with 0 +++ [pid 4704] <... exit_group resumed>) = ? [pid 4713] set_robust_list(0x555555af35e0, 24 [pid 4712] <... openat resumed>) = 3 [pid 4711] <... futex resumed>) = 0 [pid 4710] +++ exited with 0 +++ [pid 4702] +++ exited with 0 +++ [pid 4713] <... set_robust_list resumed>) = 0 [pid 4712] write(3, "1000", 4 [pid 4711] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4709] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4712] <... write resumed>) = 4 [pid 4713] <... prctl resumed>) = 0 [pid 4712] close(3 [pid 4713] setpgid(0, 0 [pid 4712] <... close resumed>) = 0 [pid 4713] <... setpgid resumed>) = 0 [pid 4712] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4702, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4709] <... futex resumed>) = 1 [pid 4713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4712] <... futex resumed>) = 0 [pid 4709] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] <... futex resumed>) = 0 [pid 4713] <... openat resumed>) = 3 [pid 4712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4705] exit_group(0 [pid 4713] write(3, "1000", 4 [pid 4712] <... mmap resumed>) = 0x7f556b8fa000 [pid 4705] <... exit_group resumed>) = ? [pid 4709] <... futex resumed>) = ? [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4713] <... write resumed>) = 4 [pid 4712] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4713] close(3 [pid 4712] <... mprotect resumed>) = 0 [pid 4713] <... close resumed>) = 0 [pid 4712] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4713] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4712] <... clone resumed>, parent_tid=[4715], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4715 [pid 4713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4712] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4713] <... mmap resumed>) = 0x7f556b8fa000 [pid 4712] <... futex resumed>) = 0 [pid 4709] +++ exited with 0 +++ [pid 4705] +++ exited with 0 +++ [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4713] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4712] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4713] <... mprotect resumed>) = 0 [pid 4713] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4705, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4713] <... clone resumed>, parent_tid=[4717], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4717 [pid 4713] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4713] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4715 attached [pid 4715] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4715] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 ./strace-static-x86_64: Process 4717 attached [pid 4717] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4715] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4712] <... futex resumed>) = 0 [pid 4712] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4712] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4715] <... futex resumed>) = 1 [pid 4715] dup(3) = 4 [pid 4715] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] <... openat resumed>) = 3 [pid 4712] <... futex resumed>) = 0 [pid 4712] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4712] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4715] <... futex resumed>) = 1 [pid 4715] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4717] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4713] <... futex resumed>) = 0 [pid 4713] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4713] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4717] <... futex resumed>) = 1 [pid 4717] dup(3) = 4 [pid 4717] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4713] <... futex resumed>) = 0 [pid 4713] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] <... futex resumed>) = 1 [pid 4713] <... futex resumed>) = 0 [pid 4717] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4715] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4713] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4717] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4715] <... mmap resumed>) = 0x20ffb000 [pid 4717] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4715] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4717] <... mmap resumed>) = 0x20ffb000 [pid 4715] <... mmap resumed>) = 0x20ffd000 [pid 4717] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4715] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] <... mmap resumed>) = 0x20ffd000 [pid 4715] <... futex resumed>) = 1 [pid 4712] <... futex resumed>) = 0 [pid 4717] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4715] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4712] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] <... futex resumed>) = 1 [pid 4715] <... futex resumed>) = 0 [pid 4713] <... futex resumed>) = 0 [pid 4712] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4714 attached [pid 4717] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4715] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4713] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4712] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4716 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4718 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4717] <... futex resumed>) = 0 [pid 4713] <... futex resumed>) = 0 [pid 4712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4717] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4713] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4712] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4715] <... futex resumed>) = 0 [pid 4714] set_robust_list(0x7f556b91a9e0, 24 [pid 4713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4712] <... futex resumed>) = 1 [pid 4715] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4714] <... set_robust_list resumed>) = 0 [pid 4713] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4712] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4718 attached ./strace-static-x86_64: Process 4716 attached [pid 4717] <... futex resumed>) = 0 [pid 4715] <... io_uring_enter resumed>) = 1 [pid 4713] <... futex resumed>) = 1 [pid 4718] set_robust_list(0x555555af35e0, 24 [pid 4717] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4715] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4714] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4713] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4718] <... set_robust_list resumed>) = 0 [pid 4717] <... io_uring_enter resumed>) = 1 [pid 4716] set_robust_list(0x555555af35e0, 24 [pid 4715] <... futex resumed>) = 1 [pid 4712] <... futex resumed>) = 0 [pid 4717] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4715] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4712] exit_group(0 [pid 4717] <... futex resumed>) = 1 [pid 4715] <... futex resumed>) = ? [pid 4713] <... futex resumed>) = 0 [pid 4712] <... exit_group resumed>) = ? [ 60.950110][ T4701] VFS: Close: file count is 0 [ 60.954824][ T4707] VFS: Close: file count is 0 [ 60.980635][ T4702] VFS: Close: file count is 0 [ 60.982533][ T4704] VFS: Close: file count is 0 [pid 4718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4717] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4716] <... set_robust_list resumed>) = 0 [pid 4715] +++ exited with 0 +++ [pid 4714] <... openat resumed>) = 3 [pid 4713] exit_group(0 [pid 4712] +++ exited with 0 +++ [pid 4717] <... futex resumed>) = ? [pid 4713] <... exit_group resumed>) = ? [pid 4717] +++ exited with 0 +++ [pid 4713] +++ exited with 0 +++ ./strace-static-x86_64: Process 4719 attached [pid 4719] set_robust_list(0x555555af35e0, 24) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4719 [pid 4719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4719] setpgid(0, 0) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4714] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] <... openat resumed>) = 3 [pid 4719] write(3, "1000", 4 [pid 4714] <... futex resumed>) = 1 [pid 4711] <... futex resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4720 [pid 4719] <... write resumed>) = 4 [pid 4718] <... prctl resumed>) = 0 [pid 4716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4714] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4719] close(3 [pid 4714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4711] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4720 attached [pid 4719] <... close resumed>) = 0 [pid 4711] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4720] set_robust_list(0x555555af35e0, 24 [pid 4719] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] setpgid(0, 0 [pid 4716] <... prctl resumed>) = 0 [pid 4714] dup(3 [pid 4720] <... set_robust_list resumed>) = 0 [pid 4719] <... futex resumed>) = 0 [pid 4714] <... dup resumed>) = 4 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4721 [pid 4720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4718] <... setpgid resumed>) = 0 [pid 4716] setpgid(0, 0 [pid 4714] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4721 attached [pid 4720] <... prctl resumed>) = 0 [pid 4719] <... mmap resumed>) = 0x7f556b8fa000 [pid 4716] <... setpgid resumed>) = 0 [pid 4714] <... futex resumed>) = 1 [pid 4711] <... futex resumed>) = 0 [pid 4721] set_robust_list(0x555555af35e0, 24 [pid 4720] setpgid(0, 0 [pid 4719] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4711] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4714] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4721] <... set_robust_list resumed>) = 0 [pid 4720] <... setpgid resumed>) = 0 [pid 4719] <... mprotect resumed>) = 0 [pid 4716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4711] <... futex resumed>) = 0 [pid 4721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4719] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4718] <... openat resumed>) = 3 [pid 4714] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4716] <... openat resumed>) = 3 [pid 4711] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4722 attached [pid 4721] <... prctl resumed>) = 0 [pid 4720] <... openat resumed>) = 3 [pid 4718] write(3, "1000", 4 [pid 4716] write(3, "1000", 4 [pid 4714] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4721] setpgid(0, 0 [pid 4720] write(3, "1000", 4 [pid 4719] <... clone resumed>, parent_tid=[4722], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4722 [pid 4718] <... write resumed>) = 4 [pid 4716] <... write resumed>) = 4 [pid 4721] <... setpgid resumed>) = 0 [pid 4720] <... write resumed>) = 4 [pid 4719] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] close(3 [pid 4716] close(3 [pid 4714] <... mmap resumed>) = 0x20ffb000 [pid 4721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4720] close(3 [pid 4719] <... futex resumed>) = 0 [pid 4714] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4721] <... openat resumed>) = 3 [pid 4720] <... close resumed>) = 0 [pid 4719] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] <... close resumed>) = 0 [pid 4716] <... close resumed>) = 0 [pid 4721] write(3, "1000", 4 [pid 4720] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4714] <... mmap resumed>) = 0x20ffd000 [pid 4718] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4721] <... write resumed>) = 4 [pid 4720] <... futex resumed>) = 0 [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4714] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] set_robust_list(0x7f556b91a9e0, 24 [pid 4721] close(3 [pid 4720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4714] <... futex resumed>) = 1 [pid 4711] <... futex resumed>) = 0 [pid 4722] <... set_robust_list resumed>) = 0 [pid 4721] <... close resumed>) = 0 [pid 4720] <... mmap resumed>) = 0x7f556b8fa000 [pid 4718] <... mmap resumed>) = 0x7f556b8fa000 [pid 4716] <... mmap resumed>) = 0x7f556b8fa000 [pid 4714] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4718] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4716] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4722] <... openat resumed>) = 3 [pid 4721] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4718] <... mprotect resumed>) = 0 [pid 4716] <... mprotect resumed>) = 0 [pid 4714] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4711] <... futex resumed>) = 0 [pid 4722] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4721] <... futex resumed>) = 0 [pid 4720] <... mprotect resumed>) = 0 [pid 4718] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4716] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4714] <... futex resumed>) = 0 [pid 4711] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4724 attached ./strace-static-x86_64: Process 4723 attached [pid 4722] <... futex resumed>) = 1 [pid 4721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4720] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4719] <... futex resumed>) = 0 [pid 4714] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4725 attached [pid 4724] set_robust_list(0x7f556b91a9e0, 24 [pid 4723] set_robust_list(0x7f556b91a9e0, 24 [pid 4722] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4721] <... mmap resumed>) = 0x7f556b8fa000 [pid 4719] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] <... clone resumed>, parent_tid=[4723], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4723 [pid 4716] <... clone resumed>, parent_tid=[4724], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4724 [pid 4711] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] set_robust_list(0x7f556b91a9e0, 24 [pid 4724] <... set_robust_list resumed>) = 0 [pid 4723] <... set_robust_list resumed>) = 0 [pid 4722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4721] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4720] <... clone resumed>, parent_tid=[4725], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4725 [pid 4719] <... futex resumed>) = 0 [pid 4718] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4714] <... futex resumed>) = 0 [pid 4711] <... futex resumed>) = 1 [pid 4725] <... set_robust_list resumed>) = 0 [pid 4724] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4723] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4722] dup(3 [pid 4721] <... mprotect resumed>) = 0 [pid 4720] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4714] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4711] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4725] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4724] <... openat resumed>) = 3 [pid 4723] <... openat resumed>) = 3 [pid 4722] <... dup resumed>) = 4 [pid 4721] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4720] <... futex resumed>) = 0 [pid 4718] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4716] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4714] <... io_uring_enter resumed>) = 1 [pid 4725] <... openat resumed>) = 3 [pid 4724] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4723] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4714] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4724] <... futex resumed>) = 0 [pid 4723] <... futex resumed>) = 0 [pid 4722] <... futex resumed>) = 1 [pid 4721] <... clone resumed>, parent_tid=[4726], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4726 [pid 4720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4719] <... futex resumed>) = 0 [pid 4718] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4714] <... futex resumed>) = 1 [pid 4711] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4726 attached [pid 4725] <... futex resumed>) = 0 [pid 4724] dup(3 [pid 4723] dup(3 [pid 4722] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4721] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4714] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] exit_group(0 [pid 4726] set_robust_list(0x7f556b91a9e0, 24 [pid 4725] dup(3 [pid 4724] <... dup resumed>) = 4 [pid 4723] <... dup resumed>) = 4 [pid 4722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4721] <... futex resumed>) = 0 [pid 4720] <... futex resumed>) = 0 [pid 4719] <... futex resumed>) = 0 [pid 4718] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4716] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4714] <... futex resumed>) = ? [pid 4711] <... exit_group resumed>) = ? [pid 4726] <... set_robust_list resumed>) = 0 [pid 4725] <... dup resumed>) = 4 [pid 4724] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4723] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4721] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4720] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4719] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4714] +++ exited with 0 +++ [pid 4711] +++ exited with 0 +++ [ 60.987194][ T4709] VFS: Close: file count is 0 [ 61.008306][ T4712] VFS: Close: file count is 0 [ 61.011408][ T4713] VFS: Close: file count is 0 [pid 4726] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4725] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4724] <... futex resumed>) = 0 [pid 4723] <... futex resumed>) = 0 [pid 4722] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4718] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4726] <... openat resumed>) = 3 [pid 4725] <... futex resumed>) = 0 [pid 4724] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4723] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4722] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4720] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4726] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4724] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4723] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4720] <... futex resumed>) = 0 [pid 4718] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4716] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4726] <... futex resumed>) = 1 [pid 4725] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4724] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4723] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4722] <... mmap resumed>) = 0x20ffb000 [pid 4721] <... futex resumed>) = 0 [pid 4720] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4726] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4725] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4724] <... mmap resumed>) = 0x20ffb000 [pid 4722] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4721] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4725] <... mmap resumed>) = 0x20ffb000 [pid 4723] <... mmap resumed>) = 0x20ffb000 [pid 4721] <... futex resumed>) = 0 [pid 4722] <... mmap resumed>) = 0x20ffd000 [pid 4721] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4726] dup(3 [pid 4725] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4724] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4723] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4722] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4726] <... dup resumed>) = 4 [pid 4725] <... mmap resumed>) = 0x20ffd000 [pid 4723] <... mmap resumed>) = 0x20ffd000 [pid 4722] <... futex resumed>) = 1 [pid 4724] <... mmap resumed>) = 0x20ffd000 [pid 4719] <... futex resumed>) = 0 [pid 4724] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4723] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4719] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4726] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4727 [pid 4725] <... futex resumed>) = 1 [pid 4724] <... futex resumed>) = 1 [pid 4723] <... futex resumed>) = 1 [pid 4722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4721] <... futex resumed>) = 0 [pid 4720] <... futex resumed>) = 0 [pid 4719] <... futex resumed>) = 0 [pid 4726] <... futex resumed>) = 1 [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4727 attached [pid 4726] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4725] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4724] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4723] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4722] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4721] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4726] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4727] set_robust_list(0x555555af35e0, 24 [pid 4722] <... futex resumed>) = 0 [pid 4721] <... futex resumed>) = 0 [pid 4720] <... futex resumed>) = 0 [pid 4719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4727] <... set_robust_list resumed>) = 0 [pid 4726] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4725] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4724] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4723] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4721] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4720] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4719] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4716] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4726] <... mmap resumed>) = 0x20ffb000 [pid 4725] <... futex resumed>) = 0 [pid 4724] <... futex resumed>) = 0 [pid 4723] <... futex resumed>) = 0 [pid 4722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4719] <... futex resumed>) = 0 [pid 4718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4727] <... prctl resumed>) = 0 [pid 4726] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4725] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4724] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4723] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4722] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4720] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4726] <... mmap resumed>) = 0x20ffd000 [pid 4725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4722] <... io_uring_enter resumed>) = 1 [pid 4720] <... futex resumed>) = 0 [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4727] setpgid(0, 0 [pid 4726] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4724] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4723] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4722] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4718] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4716] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4727] <... setpgid resumed>) = 0 [pid 4726] <... futex resumed>) = 1 [pid 4725] <... io_uring_enter resumed>) = 1 [pid 4724] <... io_uring_enter resumed>) = 1 [pid 4723] <... io_uring_enter resumed>) = 1 [pid 4722] <... futex resumed>) = 1 [pid 4721] <... futex resumed>) = 0 [pid 4719] <... futex resumed>) = 0 [pid 4726] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4725] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4724] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4723] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4721] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] exit_group(0 [pid 4727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4725] <... futex resumed>) = 1 [pid 4724] <... futex resumed>) = 1 [pid 4723] <... futex resumed>) = 1 [pid 4722] <... futex resumed>) = ? [pid 4721] <... futex resumed>) = 0 [pid 4720] <... futex resumed>) = 0 [pid 4719] <... exit_group resumed>) = ? [pid 4718] <... futex resumed>) = 0 [pid 4716] <... futex resumed>) = 0 [pid 4727] <... openat resumed>) = 3 [pid 4726] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4725] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4724] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4723] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4722] +++ exited with 0 +++ [pid 4721] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4720] exit_group(0 [pid 4719] +++ exited with 0 +++ [pid 4718] exit_group(0 [pid 4716] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4719, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4725] <... futex resumed>) = ? [pid 4724] <... futex resumed>) = ? [pid 4721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4720] <... exit_group resumed>) = ? [pid 4718] <... exit_group resumed>) = ? [pid 4723] <... futex resumed>) = ? [pid 4716] <... exit_group resumed>) = ? [pid 4726] <... futex resumed>) = 0 [pid 4727] write(3, "1000", 4 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4725] +++ exited with 0 +++ [pid 4724] +++ exited with 0 +++ [pid 4721] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4723] +++ exited with 0 +++ [pid 4720] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4728 [pid 4716] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4716, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3625] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4728 attached ) = 0 [pid 4718] +++ exited with 0 +++ [pid 4727] <... write resumed>) = 4 [pid 4726] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4721] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4720, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [ 61.065811][ T4711] VFS: Close: file count is 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4727] close(3 [pid 4726] <... io_uring_enter resumed>) = 1 [pid 4721] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4729 attached [pid 4727] <... close resumed>) = 0 [pid 4726] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4729 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4726] <... futex resumed>) = 0 [pid 4721] exit_group(0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4730 [pid 4727] <... futex resumed>) = 0 [pid 4721] <... exit_group resumed>) = ? [pid 4728] set_robust_list(0x555555af35e0, 24 [pid 4727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4726] +++ exited with 0 +++ [pid 4728] <... set_robust_list resumed>) = 0 [pid 4728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4728] setpgid(0, 0 [pid 4721] +++ exited with 0 +++ [pid 4728] <... setpgid resumed>) = 0 [pid 4727] <... mmap resumed>) = 0x7f556b8fa000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4730 attached [pid 4728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4727] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4730] set_robust_list(0x555555af35e0, 24 [pid 4729] set_robust_list(0x555555af35e0, 24 [pid 4728] <... openat resumed>) = 3 [pid 4727] <... mprotect resumed>) = 0 [pid 4730] <... set_robust_list resumed>) = 0 [pid 4728] write(3, "1000", 4 [pid 4727] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4729] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4733 attached ./strace-static-x86_64: Process 4732 attached ./strace-static-x86_64: Process 4731 attached [pid 4730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4728] <... write resumed>) = 4 [pid 4733] set_robust_list(0x555555af35e0, 24 [pid 4732] set_robust_list(0x7f556b91a9e0, 24 [pid 4731] set_robust_list(0x555555af35e0, 24 [pid 4730] <... prctl resumed>) = 0 [pid 4729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4728] close(3 [pid 4727] <... clone resumed>, parent_tid=[4732], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4732 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4733 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4731 [pid 4730] setpgid(0, 0 [pid 4729] <... prctl resumed>) = 0 [pid 4728] <... close resumed>) = 0 [pid 4727] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4730] <... setpgid resumed>) = 0 [pid 4729] setpgid(0, 0 [pid 4728] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = 0 [pid 4733] <... set_robust_list resumed>) = 0 [pid 4732] <... set_robust_list resumed>) = 0 [pid 4731] <... set_robust_list resumed>) = 0 [pid 4730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4729] <... setpgid resumed>) = 0 [pid 4728] <... futex resumed>) = 0 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4730] <... openat resumed>) = 3 [pid 4728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4732] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4730] write(3, "1000", 4 [pid 4728] <... mmap resumed>) = 0x7f556b8fa000 [pid 4730] <... write resumed>) = 4 [pid 4729] <... openat resumed>) = 3 [pid 4728] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4732] <... openat resumed>) = 3 [pid 4730] close(3 [pid 4729] write(3, "1000", 4 [pid 4728] <... mprotect resumed>) = 0 [pid 4731] <... prctl resumed>) = 0 [pid 4733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4732] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] setpgid(0, 0 [pid 4730] <... close resumed>) = 0 [pid 4729] <... write resumed>) = 4 [pid 4728] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4733] <... prctl resumed>) = 0 [pid 4732] <... futex resumed>) = 1 [pid 4731] <... setpgid resumed>) = 0 [pid 4730] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] close(3 [pid 4727] <... futex resumed>) = 0 [pid 4733] setpgid(0, 0 [pid 4732] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4730] <... futex resumed>) = 0 [pid 4729] <... close resumed>) = 0 [pid 4728] <... clone resumed>, parent_tid=[4734], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4734 [pid 4727] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] <... setpgid resumed>) = 0 [pid 4732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4731] <... openat resumed>) = 3 [pid 4730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4729] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = 0 [pid 4733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4732] dup(3 [pid 4731] write(3, "1000", 4 [pid 4730] <... mmap resumed>) = 0x7f556b8fa000 [pid 4729] <... futex resumed>) = 0 [pid 4728] <... futex resumed>) = 0 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4734 attached [pid 4733] <... openat resumed>) = 3 [pid 4732] <... dup resumed>) = 4 [pid 4731] <... write resumed>) = 4 [pid 4730] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4728] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4734] set_robust_list(0x7f556b91a9e0, 24 [pid 4733] write(3, "1000", 4 [pid 4732] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] close(3 [pid 4730] <... mprotect resumed>) = 0 [pid 4729] <... mmap resumed>) = 0x7f556b8fa000 [pid 4734] <... set_robust_list resumed>) = 0 [pid 4733] <... write resumed>) = 4 [pid 4732] <... futex resumed>) = 1 [pid 4731] <... close resumed>) = 0 [pid 4730] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4729] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4727] <... futex resumed>) = 0 [pid 4734] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4733] close(3 [pid 4732] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] <... mprotect resumed>) = 0 [pid 4727] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4734] <... openat resumed>) = 3 [pid 4733] <... close resumed>) = 0 [pid 4732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4731] <... futex resumed>) = 0 [pid 4730] <... clone resumed>, parent_tid=[4735], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4735 [pid 4729] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4727] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4736 attached [pid 4734] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4732] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4730] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4736] set_robust_list(0x7f556b91a9e0, 24 [pid 4734] <... futex resumed>) = 1 [pid 4733] <... futex resumed>) = 0 [pid 4732] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4731] <... mmap resumed>) = 0x7f556b8fa000 [pid 4730] <... futex resumed>) = 0 [pid 4729] <... clone resumed>, parent_tid=[4736], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4736 [pid 4728] <... futex resumed>) = 0 [pid 4734] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4732] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4731] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4730] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4729] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4735 attached [pid 4736] <... set_robust_list resumed>) = 0 [pid 4732] <... mmap resumed>) = 0x20ffb000 [pid 4731] <... mprotect resumed>) = 0 [pid 4729] <... futex resumed>) = 0 [pid 4732] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4731] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4729] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4736] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] <... mmap resumed>) = 0x7f556b8fa000 [pid 4732] <... mmap resumed>) = 0x20ffd000 [pid 4728] <... futex resumed>) = 0 [pid 4735] set_robust_list(0x7f556b91a9e0, 24 [pid 4736] <... openat resumed>) = 3 [pid 4734] dup(3 [pid 4733] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4732] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] <... clone resumed>, parent_tid=[4737], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4737 [pid 4728] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4736] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4734] <... dup resumed>) = 4 [pid 4733] <... mprotect resumed>) = 0 [pid 4732] <... futex resumed>) = 1 [pid 4731] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = 0 [pid 4736] <... futex resumed>) = 1 [pid 4734] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4732] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] <... futex resumed>) = 0 [pid 4729] <... futex resumed>) = 0 [pid 4727] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] dup(3 [pid 4734] <... futex resumed>) = 1 [pid 4732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4731] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4729] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] <... futex resumed>) = 0 [pid 4727] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4737 attached [pid 4736] <... dup resumed>) = 4 [pid 4734] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] <... clone resumed>, parent_tid=[4738], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4738 [pid 4732] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] <... futex resumed>) = 0 [pid 4728] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4737] set_robust_list(0x7f556b91a9e0, 24 [pid 4736] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4735] <... set_robust_list resumed>) = 0 [pid 4734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4732] <... futex resumed>) = 0 [pid 4729] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4728] <... futex resumed>) = 0 [pid 4727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4738 attached [pid 4737] <... set_robust_list resumed>) = 0 [pid 4736] <... futex resumed>) = 0 [pid 4735] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4734] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4733] <... futex resumed>) = 0 [pid 4732] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4728] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4727] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] set_robust_list(0x7f556b91a9e0, 24 [pid 4737] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4736] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4734] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4733] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4729] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = 0 [pid 4738] <... set_robust_list resumed>) = 0 [pid 4737] <... openat resumed>) = 3 [pid 4736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4735] <... openat resumed>) = 3 [pid 4734] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4732] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4729] <... futex resumed>) = 0 [pid 4727] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4738] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4737] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4735] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4734] <... mmap resumed>) = 0x20ffb000 [pid 4732] <... io_uring_enter resumed>) = 1 [pid 4729] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4738] <... openat resumed>) = 3 [pid 4737] <... futex resumed>) = 1 [pid 4736] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4734] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4732] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [ 61.099461][ T4719] VFS: Close: file count is 0 [ 61.102683][ T4720] VFS: Close: file count is 0 [ 61.104476][ T4716] VFS: Close: file count is 0 [ 61.106323][ T4718] VFS: Close: file count is 0 [ 61.122660][ T4721] VFS: Close: file count is 0 [pid 4731] <... futex resumed>) = 0 [pid 4730] <... futex resumed>) = 0 [pid 4735] <... futex resumed>) = 1 [pid 4738] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4736] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4735] dup(3 [pid 4734] <... mmap resumed>) = 0x20ffd000 [pid 4732] <... futex resumed>) = 1 [pid 4731] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4730] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = 0 [pid 4738] <... futex resumed>) = 1 [pid 4737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4736] <... mmap resumed>) = 0x20ffb000 [pid 4735] <... dup resumed>) = 4 [pid 4734] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] <... futex resumed>) = 0 [pid 4732] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] <... futex resumed>) = 0 [pid 4730] <... futex resumed>) = 0 [pid 4727] exit_group(0 [pid 4738] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4737] dup(3 [pid 4736] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4735] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4734] <... futex resumed>) = 1 [pid 4733] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4732] <... futex resumed>) = ? [pid 4731] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4730] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4728] <... futex resumed>) = 0 [pid 4727] <... exit_group resumed>) = ? [pid 4738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4737] <... dup resumed>) = 4 [pid 4736] <... mmap resumed>) = 0x20ffd000 [pid 4735] <... futex resumed>) = 0 [pid 4734] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] <... futex resumed>) = 0 [pid 4732] +++ exited with 0 +++ [pid 4730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4728] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] +++ exited with 0 +++ [pid 4738] dup(3 [pid 4737] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4735] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4730] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] <... futex resumed>) = 0 [pid 4738] <... dup resumed>) = 4 [pid 4737] <... futex resumed>) = 1 [pid 4731] <... futex resumed>) = 0 [pid 4738] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] <... futex resumed>) = 0 [pid 4737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4731] <... futex resumed>) = 0 [pid 4738] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4737] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4731] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4737] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4736] <... futex resumed>) = 1 [pid 4735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4734] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4730] <... futex resumed>) = 0 [pid 4729] <... futex resumed>) = 0 [pid 4728] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4727, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4737] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4736] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4735] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4734] <... futex resumed>) = 0 [pid 4733] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4730] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4729] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4738] <... futex resumed>) = 0 [pid 4737] <... mmap resumed>) = 0x20ffb000 [pid 4736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4735] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4734] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] <... futex resumed>) = 1 [pid 4729] <... futex resumed>) = 0 [pid 4728] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4738] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4737] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4736] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4735] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4729] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4728] <... futex resumed>) = 0 [pid 4738] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4737] <... mmap resumed>) = 0x20ffd000 [pid 4736] <... futex resumed>) = 0 [pid 4735] <... mmap resumed>) = 0x20ffb000 [pid 4734] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4728] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4738] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4737] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4735] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4734] <... io_uring_enter resumed>) = 1 [pid 4729] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] <... mmap resumed>) = 0x20ffb000 [pid 4737] <... futex resumed>) = 1 [pid 4736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4734] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] <... futex resumed>) = 0 [pid 4729] <... futex resumed>) = 0 [pid 4735] <... mmap resumed>) = 0x20ffd000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4738] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4737] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4736] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4734] <... futex resumed>) = 1 [pid 4731] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4728] <... futex resumed>) = 0 [pid 4738] <... mmap resumed>) = 0x20ffd000 [pid 4737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4736] <... io_uring_enter resumed>) = 1 [pid 4734] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4731] <... futex resumed>) = 0 [pid 4728] exit_group(0 [pid 4735] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4735] <... futex resumed>) = 1 [pid 4734] <... futex resumed>) = ? [pid 4731] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4730] <... futex resumed>) = 0 [pid 4728] <... exit_group resumed>) = ? [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4739 ./strace-static-x86_64: Process 4739 attached [pid 4738] <... futex resumed>) = 1 [pid 4737] <... futex resumed>) = 0 [pid 4736] <... futex resumed>) = 1 [pid 4735] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4734] +++ exited with 0 +++ [pid 4733] <... futex resumed>) = 0 [pid 4731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4730] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] <... futex resumed>) = 0 [pid 4739] set_robust_list(0x555555af35e0, 24 [pid 4738] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4737] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4729] exit_group(0 [pid 4739] <... set_robust_list resumed>) = 0 [pid 4738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] <... futex resumed>) = 0 [pid 4731] <... futex resumed>) = 0 [pid 4730] <... futex resumed>) = 0 [pid 4729] <... exit_group resumed>) = ? [pid 4728] +++ exited with 0 +++ [pid 4739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4738] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4736] +++ exited with 0 +++ [pid 4735] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4733] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4731] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4730] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4729] +++ exited with 0 +++ [pid 4739] <... prctl resumed>) = 0 [pid 4738] <... futex resumed>) = 0 [pid 4737] <... io_uring_enter resumed>) = 1 [pid 4735] <... futex resumed>) = 0 [pid 4733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4739] setpgid(0, 0 [pid 4738] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4737] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4735] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4730] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4739] <... setpgid resumed>) = 0 [pid 4738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4737] <... futex resumed>) = 1 [ 61.196966][ T4727] VFS: Close: file count is 0 [pid 4735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4733] <... futex resumed>) = 0 [pid 4731] <... futex resumed>) = 0 [pid 4730] <... futex resumed>) = 0 [pid 4739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4738] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4737] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4731] exit_group(0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4739] <... openat resumed>) = 3 [pid 4738] <... io_uring_enter resumed>) = 1 [pid 4737] <... futex resumed>) = ? [pid 4731] <... exit_group resumed>) = ? [pid 4739] write(3, "1000", 4 [pid 4738] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] +++ exited with 0 +++ [pid 4735] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4731] +++ exited with 0 +++ [pid 4730] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4739] <... write resumed>) = 4 [pid 4738] <... futex resumed>) = 1 [pid 4733] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4731, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4739] close(3 [pid 4738] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4733] exit_group(0 [pid 4739] <... close resumed>) = 0 [pid 4738] <... futex resumed>) = ? [pid 4733] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4740 attached [pid 4739] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] +++ exited with 0 +++ [pid 4735] <... io_uring_enter resumed>) = 1 [pid 4733] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4740 [pid 4739] <... futex resumed>) = 0 [pid 4739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4739] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4742 [pid 4739] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4735] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4741 [pid 4740] set_robust_list(0x555555af35e0, 24 [pid 4739] <... clone resumed>, parent_tid=[4743], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4743 ./strace-static-x86_64: Process 4741 attached [pid 4739] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] set_robust_list(0x555555af35e0, 24 [pid 4739] <... futex resumed>) = 0 [pid 4741] <... set_robust_list resumed>) = 0 [pid 4739] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4741] setpgid(0, 0 [pid 4735] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4742 attached [pid 4741] <... setpgid resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4733, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4743 attached [pid 4742] set_robust_list(0x555555af35e0, 24 [pid 4741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4735] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4730] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4740] <... set_robust_list resumed>) = 0 [pid 4743] set_robust_list(0x7f556b91a9e0, 24 [pid 4742] <... set_robust_list resumed>) = 0 [pid 4741] <... openat resumed>) = 3 [pid 4730] exit_group(0./strace-static-x86_64: Process 4744 attached [pid 4743] <... set_robust_list resumed>) = 0 [pid 4742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4741] write(3, "1000", 4 [pid 4740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4735] <... futex resumed>) = ? [pid 4730] <... exit_group resumed>) = ? [pid 4744] set_robust_list(0x555555af35e0, 24 [pid 4743] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4742] <... prctl resumed>) = 0 [pid 4741] <... write resumed>) = 4 [pid 4740] <... prctl resumed>) = 0 [pid 4735] +++ exited with 0 +++ [pid 4744] <... set_robust_list resumed>) = 0 [pid 4743] <... openat resumed>) = 3 [pid 4742] setpgid(0, 0 [pid 4741] close(3 [pid 4740] setpgid(0, 0 [pid 4730] +++ exited with 0 +++ [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4744 [pid 4743] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] <... setpgid resumed>) = 0 [pid 4741] <... close resumed>) = 0 [pid 4740] <... setpgid resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4730, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4743] <... futex resumed>) = 1 [pid 4742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4741] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4739] <... futex resumed>) = 0 [pid 4744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4743] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4742] <... openat resumed>) = 3 [pid 4741] <... futex resumed>) = 0 [pid 4740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4739] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] <... prctl resumed>) = 0 [pid 4743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4742] write(3, "1000", 4 [pid 4741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4739] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4745 attached [pid 4744] setpgid(0, 0 [pid 4743] dup(3 [pid 4742] <... write resumed>) = 4 [pid 4741] <... mmap resumed>) = 0x7f556b8fa000 [pid 4740] <... openat resumed>) = 3 [pid 4739] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] <... setpgid resumed>) = 0 [pid 4743] <... dup resumed>) = 4 [pid 4742] close(3 [pid 4741] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4740] write(3, "1000", 4 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4745 [pid 4744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4743] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] <... close resumed>) = 0 [pid 4741] <... mprotect resumed>) = 0 [pid 4740] <... write resumed>) = 4 [pid 4743] <... futex resumed>) = 1 [pid 4742] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4739] <... futex resumed>) = 0 [pid 4743] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4742] <... futex resumed>) = 0 [pid 4739] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4741] <... clone resumed>, parent_tid=[4746], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4746 [pid 4739] <... futex resumed>) = 0 [pid 4743] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4742] <... mmap resumed>) = 0x7f556b8fa000 [pid 4741] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4739] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4743] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4742] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4741] <... futex resumed>) = 0 [pid 4743] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4742] <... mprotect resumed>) = 0 [pid 4741] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] <... openat resumed>) = 3 [pid 4743] <... mmap resumed>) = 0x20ffb000 [pid 4742] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4740] close(3 [pid 4744] write(3, "1000", 4 [pid 4743] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4740] <... close resumed>) = 0 [pid 4744] <... write resumed>) = 4 [pid 4743] <... mmap resumed>) = 0x20ffd000 [pid 4742] <... clone resumed>, parent_tid=[4747], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4747 [pid 4740] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] close(3 [pid 4743] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] <... futex resumed>) = 0 [pid 4744] <... close resumed>) = 0 [pid 4743] <... futex resumed>) = 1 [pid 4742] <... futex resumed>) = 0 [pid 4739] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4746 attached [pid 4744] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4743] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4742] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4739] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] set_robust_list(0x7f556b91a9e0, 24 [pid 4744] <... futex resumed>) = 0 [pid 4743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4740] <... mmap resumed>) = 0x7f556b8fa000 [pid 4739] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4747 attached [pid 4746] <... set_robust_list resumed>) = 0 [pid 4744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4743] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4739] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4745] set_robust_list(0x555555af35e0, 24 [pid 4747] set_robust_list(0x7f556b91a9e0, 24 [pid 4746] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4745] <... set_robust_list resumed>) = 0 [pid 4744] <... mmap resumed>) = 0x7f556b8fa000 [pid 4743] <... futex resumed>) = 0 [pid 4740] <... mprotect resumed>) = 0 [pid 4739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] <... set_robust_list resumed>) = 0 [pid 4746] <... openat resumed>) = 3 [pid 4744] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4743] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4739] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4747] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4746] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4744] <... mprotect resumed>) = 0 [pid 4743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4739] <... futex resumed>) = 0 [pid 4747] <... openat resumed>) = 3 [pid 4746] <... futex resumed>) = 1 [pid 4745] <... prctl resumed>) = 0 [pid 4744] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4743] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4741] <... futex resumed>) = 0 [pid 4740] <... clone resumed>, parent_tid=[4748], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4748 [pid 4739] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4747] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] setpgid(0, 0 [pid 4743] <... io_uring_enter resumed>) = 1 [pid 4741] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4747] <... futex resumed>) = 1 [pid 4746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4745] <... setpgid resumed>) = 0 [pid 4744] <... clone resumed>, parent_tid=[4749], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4749 [pid 4743] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] <... futex resumed>) = 0 [pid 4741] <... futex resumed>) = 0 [pid 4740] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4748 attached [pid 4747] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4746] dup(3 [pid 4744] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4743] <... futex resumed>) = 1 [pid 4742] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4740] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4739] <... futex resumed>) = 0 [pid 4748] set_robust_list(0x7f556b91a9e0, 24 [pid 4747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4746] <... dup resumed>) = 4 [pid 4745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4744] <... futex resumed>) = 0 [pid 4743] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4742] <... futex resumed>) = 0 [pid 4739] exit_group(0 [pid 4748] <... set_robust_list resumed>) = 0 [pid 4747] dup(3 [pid 4746] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... openat resumed>) = 3 [pid 4744] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4743] <... futex resumed>) = ? [pid 4742] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4739] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4749 attached [pid 4748] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4747] <... dup resumed>) = 4 [pid 4746] <... futex resumed>) = 1 [pid 4745] write(3, "1000", 4 [pid 4743] +++ exited with 0 +++ [pid 4741] <... futex resumed>) = 0 [pid 4739] +++ exited with 0 +++ [pid 4749] set_robust_list(0x7f556b91a9e0, 24 [pid 4748] <... openat resumed>) = 3 [pid 4747] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] <... write resumed>) = 4 [pid 4741] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4739, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [ 61.221041][ T4728] VFS: Close: file count is 0 [ 61.224170][ T4729] VFS: Close: file count is 0 [ 61.234762][ T4731] VFS: Close: file count is 0 [ 61.242764][ T4733] VFS: Close: file count is 0 [ 61.260699][ T4730] VFS: Close: file count is 0 [pid 4749] <... set_robust_list resumed>) = 0 [pid 4748] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4747] <... futex resumed>) = 1 [pid 4746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4745] close(3 [pid 4742] <... futex resumed>) = 0 [pid 4741] <... futex resumed>) = 0 [pid 4749] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4748] <... futex resumed>) = 1 [pid 4747] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4746] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4745] <... close resumed>) = 0 [pid 4742] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4740] <... futex resumed>) = 0 [pid 4748] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4746] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4742] <... futex resumed>) = 0 [pid 4740] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4746] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4742] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4740] <... futex resumed>) = 0 [pid 4748] dup(3 [pid 4747] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4746] <... mmap resumed>) = 0x20ffb000 [pid 4740] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4748] <... dup resumed>) = 4 [pid 4747] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4746] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4748] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4747] <... mmap resumed>) = 0x20ffb000 [pid 4746] <... mmap resumed>) = 0x20ffd000 [pid 4745] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4749] <... openat resumed>) = 3 [pid 4748] <... futex resumed>) = 1 [pid 4747] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4746] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... futex resumed>) = 0 [pid 4740] <... futex resumed>) = 0 [pid 4749] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4748] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4747] <... mmap resumed>) = 0x20ffd000 [pid 4746] <... futex resumed>) = 1 [pid 4745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4741] <... futex resumed>) = 0 [pid 4740] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4749] <... futex resumed>) = 1 [pid 4748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] <... mmap resumed>) = 0x7f556b8fa000 [pid 4744] <... futex resumed>) = 0 [pid 4741] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] <... futex resumed>) = 0 [pid 4749] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4748] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4747] <... futex resumed>) = 1 [pid 4746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4745] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4744] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] <... futex resumed>) = 0 [pid 4741] <... futex resumed>) = 0 [pid 4740] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4748] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4747] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4746] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... mprotect resumed>) = 0 [pid 4744] <... futex resumed>) = 0 [pid 4742] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4749] dup(3 [pid 4748] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4746] <... futex resumed>) = 0 [pid 4745] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4744] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4742] <... futex resumed>) = 0 [pid 4741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4748] <... mmap resumed>) = 0x20ffb000 [pid 4749] <... dup resumed>) = 4 [pid 4747] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4742] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4741] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4749] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4748] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4747] <... futex resumed>) = 0 [pid 4746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4745] <... clone resumed>, parent_tid=[4751], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4751 [pid 4742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4741] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4750 [pid 4749] <... futex resumed>) = 1 [pid 4748] <... mmap resumed>) = 0x20ffd000 [pid 4747] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4746] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4745] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] <... futex resumed>) = 0 [pid 4742] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4751 attached ./strace-static-x86_64: Process 4750 attached [pid 4749] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4748] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4746] <... io_uring_enter resumed>) = 1 [pid 4745] <... futex resumed>) = 0 [pid 4744] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] <... futex resumed>) = 0 [pid 4751] set_robust_list(0x7f556b91a9e0, 24 [pid 4750] set_robust_list(0x555555af35e0, 24 [pid 4749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4748] <... futex resumed>) = 1 [pid 4747] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4746] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] <... futex resumed>) = 0 [pid 4742] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4740] <... futex resumed>) = 0 [pid 4751] <... set_robust_list resumed>) = 0 [pid 4750] <... set_robust_list resumed>) = 0 [pid 4749] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4748] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4747] <... io_uring_enter resumed>) = 1 [pid 4746] <... futex resumed>) = 1 [pid 4744] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4741] <... futex resumed>) = 0 [pid 4740] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4751] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4749] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4741] exit_group(0 [pid 4740] <... futex resumed>) = 0 [pid 4751] <... openat resumed>) = 3 [pid 4750] <... prctl resumed>) = 0 [pid 4749] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4748] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4747] <... futex resumed>) = 1 [pid 4746] <... futex resumed>) = ? [pid 4742] <... futex resumed>) = 0 [pid 4741] <... exit_group resumed>) = ? [pid 4740] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4751] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] setpgid(0, 0 [pid 4749] <... mmap resumed>) = 0x20ffb000 [pid 4748] <... futex resumed>) = 0 [pid 4747] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4746] +++ exited with 0 +++ [pid 4742] exit_group(0 [pid 4741] +++ exited with 0 +++ [pid 4740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4751] <... futex resumed>) = 1 [pid 4750] <... setpgid resumed>) = 0 [pid 4749] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4748] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4747] <... futex resumed>) = ? [pid 4745] <... futex resumed>) = 0 [pid 4742] <... exit_group resumed>) = ? [ 61.295490][ T4739] VFS: Close: file count is 0 [pid 4740] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4751] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4749] <... mmap resumed>) = 0x20ffd000 [pid 4748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] +++ exited with 0 +++ [pid 4745] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] +++ exited with 0 +++ [pid 4740] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4750] <... openat resumed>) = 3 [pid 4748] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4740] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4750] write(3, "1000", 4 [pid 4748] <... io_uring_enter resumed>) = 1 [pid 3625] <... restart_syscall resumed>) = 0 [pid 4750] <... write resumed>) = 4 [pid 4748] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] close(3 [pid 4748] <... futex resumed>) = 1 [pid 4740] <... futex resumed>) = 0 [pid 4750] <... close resumed>) = 0 [pid 4748] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4740] exit_group(0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4750] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4748] <... futex resumed>) = ? [pid 4740] <... exit_group resumed>) = ? [pid 4750] <... futex resumed>) = 0 [pid 4748] +++ exited with 0 +++ [pid 4740] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4752 [pid 4750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4750] <... mmap resumed>) = 0x7f556b8fa000 [pid 4749] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4751] dup(3 [pid 4750] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4749] <... futex resumed>) = 1 [pid 4745] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4753 [pid 4751] <... dup resumed>) = 4 [pid 4750] <... mprotect resumed>) = 0 [pid 4749] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4744] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4753 attached [pid 4751] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4744] <... futex resumed>) = 0 [pid 4753] set_robust_list(0x555555af35e0, 24 [pid 4751] <... futex resumed>) = 1 [pid 4745] <... futex resumed>) = 0 [pid 4753] <... set_robust_list resumed>) = 0 [pid 4750] <... clone resumed>, parent_tid=[4754], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4754 ./strace-static-x86_64: Process 4752 attached [pid 4753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4750] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4753] <... prctl resumed>) = 0 [pid 4752] set_robust_list(0x555555af35e0, 24 [pid 4750] <... futex resumed>) = 0 [pid 4753] setpgid(0, 0 [pid 4752] <... set_robust_list resumed>) = 0 [pid 4750] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4753] <... setpgid resumed>) = 0 [pid 4752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4752] <... prctl resumed>) = 0 [pid 4753] <... openat resumed>) = 3 [pid 4752] setpgid(0, 0 [pid 4751] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4749] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4754 attached [pid 4753] write(3, "1000", 4 [pid 4752] <... setpgid resumed>) = 0 [pid 4751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4749] <... futex resumed>) = 0 [pid 4745] <... futex resumed>) = 0 [pid 4744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4754] set_robust_list(0x7f556b91a9e0, 24 [pid 4753] <... write resumed>) = 4 [pid 4752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4751] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4749] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4754] <... set_robust_list resumed>) = 0 [pid 4753] close(3 [pid 4752] <... openat resumed>) = 3 [pid 4751] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4744] <... futex resumed>) = 0 [pid 4754] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4753] <... close resumed>) = 0 [pid 4752] write(3, "1000", 4 [pid 4754] <... openat resumed>) = 3 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] <... write resumed>) = 4 [pid 4751] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4744] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4755 [pid 4754] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4753] <... futex resumed>) = 0 [pid 4752] close(3 [pid 4751] <... mmap resumed>) = 0x20ffb000 ./strace-static-x86_64: Process 4755 attached [pid 4754] <... futex resumed>) = 1 [pid 4753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4752] <... close resumed>) = 0 [pid 4751] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4750] <... futex resumed>) = 0 [pid 4749] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4755] set_robust_list(0x555555af35e0, 24 [pid 4754] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] <... mmap resumed>) = 0x7f556b8fa000 [pid 4752] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4751] <... mmap resumed>) = 0x20ffd000 [pid 4750] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] <... set_robust_list resumed>) = 0 [pid 4754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4753] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4752] <... futex resumed>) = 0 [pid 4751] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] <... futex resumed>) = 0 [pid 4749] <... io_uring_enter resumed>) = 1 [pid 4755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4754] dup(3 [pid 4753] <... mprotect resumed>) = 0 [pid 4752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4751] <... futex resumed>) = 1 [pid 4750] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4749] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... futex resumed>) = 0 [pid 4755] <... prctl resumed>) = 0 [pid 4754] <... dup resumed>) = 4 [pid 4753] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4752] <... mmap resumed>) = 0x7f556b8fa000 [pid 4751] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4749] <... futex resumed>) = 1 [pid 4745] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] <... futex resumed>) = 0 [pid 4755] setpgid(0, 0 [pid 4754] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4749] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] <... futex resumed>) = 0 [pid 4744] exit_group(0 [pid 4755] <... setpgid resumed>) = 0 [pid 4754] <... futex resumed>) = 1 [pid 4753] <... clone resumed>, parent_tid=[4756], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4756 [pid 4752] <... mprotect resumed>) = 0 [pid 4751] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] <... futex resumed>) = 0 [pid 4749] <... futex resumed>) = ? [pid 4745] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4744] <... exit_group resumed>) = ? [pid 4755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4754] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4751] <... futex resumed>) = 0 [pid 4750] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4749] +++ exited with 0 +++ [pid 4745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4755] <... openat resumed>) = 3 [pid 4754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4753] <... futex resumed>) = 0 [pid 4750] <... futex resumed>) = 0 [pid 4744] +++ exited with 0 +++ [pid 4751] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4745] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] write(3, "1000", 4 [pid 4754] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4752] <... clone resumed>, parent_tid=[4757], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4757 [pid 4751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4750] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4745] <... futex resumed>) = 0 [pid 4755] <... write resumed>) = 4 [pid 4754] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4752] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] close(3 [pid 4754] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4752] <... futex resumed>) = 0 [pid 4755] <... close resumed>) = 0 [pid 4754] <... mmap resumed>) = 0x20ffb000 [pid 4752] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4755] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4754] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4755] <... futex resumed>) = 0 [pid 4754] <... mmap resumed>) = 0x20ffd000 [pid 4755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4754] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4755] <... mmap resumed>) = 0x7f556b8fa000 [pid 4754] <... futex resumed>) = 1 [pid 4751] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4750] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4744, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4757 attached [pid 4755] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4754] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4751] <... io_uring_enter resumed>) = 1 [pid 4750] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4757] set_robust_list(0x7f556b91a9e0, 24 [pid 4755] <... mprotect resumed>) = 0 [pid 4754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4751] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] <... futex resumed>) = 0 [pid 4757] <... set_robust_list resumed>) = 0 [pid 4755] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4754] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4751] <... futex resumed>) = 1 [pid 4750] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4745] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4756 attached [pid 4757] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4754] <... futex resumed>) = 0 [pid 4751] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4745] exit_group(0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4758 [pid 4757] <... openat resumed>) = 3 [pid 4756] set_robust_list(0x7f556b91a9e0, 24 [pid 4755] <... clone resumed>, parent_tid=[4759], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4759 [pid 4754] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4751] <... futex resumed>) = ? [pid 4750] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4758 attached [pid 4757] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4751] +++ exited with 0 +++ [pid 4750] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4759 attached [pid 4758] set_robust_list(0x555555af35e0, 24 [pid 4757] <... futex resumed>) = 1 [pid 4755] <... futex resumed>) = 0 [pid 4754] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4752] <... futex resumed>) = 0 [pid 4750] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4759] set_robust_list(0x7f556b91a9e0, 24 [pid 4758] <... set_robust_list resumed>) = 0 [pid 4757] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] <... set_robust_list resumed>) = 0 [pid 4755] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4754] <... io_uring_enter resumed>) = 1 [pid 4752] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4745] +++ exited with 0 +++ [pid 4759] <... set_robust_list resumed>) = 0 [pid 4758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4756] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4754] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] <... futex resumed>) = 0 [pid 4759] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4758] <... prctl resumed>) = 0 [pid 4757] dup(3 [pid 4756] <... openat resumed>) = 3 [pid 4754] <... futex resumed>) = 1 [pid 4752] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4750] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4759] <... openat resumed>) = 3 [pid 4758] setpgid(0, 0 [pid 4757] <... dup resumed>) = 4 [pid 4756] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4754] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [ 61.325367][ T4741] VFS: Close: file count is 0 [ 61.329740][ T4742] VFS: Close: file count is 0 [ 61.337144][ T4740] VFS: Close: file count is 0 [ 61.367749][ T4744] VFS: Close: file count is 0 [pid 4750] exit_group(0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4759] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] <... setpgid resumed>) = 0 [pid 4757] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] <... futex resumed>) = 1 [pid 4754] <... futex resumed>) = ? [pid 4753] <... futex resumed>) = 0 [pid 4750] <... exit_group resumed>) = ? [pid 3624] <... restart_syscall resumed>) = 0 [pid 4759] <... futex resumed>) = 1 [pid 4758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4757] <... futex resumed>) = 1 [pid 4755] <... futex resumed>) = 0 [pid 4754] +++ exited with 0 +++ [pid 4752] <... futex resumed>) = 0 [pid 4750] +++ exited with 0 +++ [pid 4759] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4758] <... openat resumed>) = 3 [pid 4757] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4755] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4758] write(3, "1000", 4 [pid 4757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4755] <... futex resumed>) = 0 [pid 4753] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4756] dup(3 [pid 4759] dup(3 [pid 4758] <... write resumed>) = 4 [pid 4757] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4755] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4752] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4759] <... dup resumed>) = 4 [pid 4758] close(3 [pid 4757] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4760 [pid 4759] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] <... close resumed>) = 0 [pid 4757] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4759] <... futex resumed>) = 1 [pid 4758] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4757] <... mmap resumed>) = 0x20ffb000 [pid 4755] <... futex resumed>) = 0 [pid 4759] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4758] <... futex resumed>) = 0 [pid 4757] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4755] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4753] <... futex resumed>) = 0 [pid 4759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4757] <... mmap resumed>) = 0x20ffd000 [pid 4756] <... dup resumed>) = 4 [pid 4755] <... futex resumed>) = 0 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4759] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4758] <... mmap resumed>) = 0x7f556b8fa000 [pid 4757] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4759] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4758] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4757] <... futex resumed>) = 1 [pid 4756] <... futex resumed>) = 0 [pid 4753] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4760 attached [pid 4759] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4758] <... mprotect resumed>) = 0 [pid 4757] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4753] <... futex resumed>) = 0 [pid 4752] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4760] set_robust_list(0x555555af35e0, 24 [pid 4759] <... mmap resumed>) = 0x20ffb000 [pid 4758] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4752] <... futex resumed>) = 0 [pid 4756] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4760] <... set_robust_list resumed>) = 0 [pid 4759] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4757] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4752] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4761 attached [pid 4760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4759] <... mmap resumed>) = 0x20ffd000 [pid 4758] <... clone resumed>, parent_tid=[4761], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4761 [pid 4757] <... futex resumed>) = 0 [pid 4756] <... mmap resumed>) = 0x20ffb000 [pid 4752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4760] <... prctl resumed>) = 0 [pid 4759] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4757] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4752] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4760] setpgid(0, 0 [pid 4759] <... futex resumed>) = 1 [pid 4758] <... futex resumed>) = 0 [pid 4757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4755] <... futex resumed>) = 0 [pid 4752] <... futex resumed>) = 0 [pid 4761] set_robust_list(0x7f556b91a9e0, 24 [pid 4760] <... setpgid resumed>) = 0 [pid 4759] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4758] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4757] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4756] <... mmap resumed>) = 0x20ffd000 [pid 4755] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4762 [pid 4761] <... set_robust_list resumed>) = 0 [pid 4760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4757] <... io_uring_enter resumed>) = 1 [pid 4756] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4762 attached [pid 4761] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4760] <... openat resumed>) = 3 [pid 4759] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4757] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] <... futex resumed>) = 1 [pid 4755] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4753] <... futex resumed>) = 0 [pid 4762] set_robust_list(0x555555af35e0, 24 [pid 4761] <... openat resumed>) = 3 [pid 4760] write(3, "1000", 4 [pid 4759] <... futex resumed>) = 0 [pid 4757] <... futex resumed>) = 1 [pid 4756] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4753] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4752] <... futex resumed>) = 0 [pid 4762] <... set_robust_list resumed>) = 0 [pid 4761] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4760] <... write resumed>) = 4 [pid 4759] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4757] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4755] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4753] <... futex resumed>) = 0 [pid 4752] exit_group(0 [pid 4762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4761] <... futex resumed>) = 1 [pid 4760] close(3 [pid 4759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4758] <... futex resumed>) = 0 [pid 4757] <... futex resumed>) = ? [pid 4756] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] <... futex resumed>) = 0 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4752] <... exit_group resumed>) = ? [pid 4762] <... prctl resumed>) = 0 [pid 4761] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] <... close resumed>) = 0 [pid 4759] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4758] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4757] +++ exited with 0 +++ [pid 4756] <... futex resumed>) = 0 [pid 4755] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4752] +++ exited with 0 +++ [pid 4762] setpgid(0, 0 [pid 4761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4760] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4759] <... io_uring_enter resumed>) = 1 [pid 4758] <... futex resumed>) = 0 [pid 4756] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4752, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4762] <... setpgid resumed>) = 0 [pid 4761] dup(3 [pid 4760] <... futex resumed>) = 0 [pid 4759] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4753] <... futex resumed>) = 0 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4761] <... dup resumed>) = 4 [pid 4760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4759] <... futex resumed>) = 1 [pid 4756] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4755] <... futex resumed>) = 0 [pid 4753] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... restart_syscall resumed>) = 0 [pid 4762] <... openat resumed>) = 3 [pid 4761] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4760] <... mmap resumed>) = 0x7f556b8fa000 [pid 4759] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] <... io_uring_enter resumed>) = 1 [pid 4755] exit_group(0 [pid 4762] write(3, "1000", 4 [pid 4761] <... futex resumed>) = 1 [pid 4760] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4759] <... futex resumed>) = ? [pid 4758] <... futex resumed>) = 0 [pid 4756] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] <... exit_group resumed>) = ? [pid 4762] <... write resumed>) = 4 [ 61.382765][ T4745] VFS: Close: file count is 0 [ 61.391812][ T4750] VFS: Close: file count is 0 [ 61.424343][ T4752] VFS: Close: file count is 0 [pid 4761] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] <... mprotect resumed>) = 0 [pid 4759] +++ exited with 0 +++ [pid 4758] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] <... futex resumed>) = 1 [pid 4755] +++ exited with 0 +++ [pid 4753] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4762] close(3 [pid 4761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4760] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4758] <... futex resumed>) = 0 [pid 4756] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] exit_group(0 [pid 4762] <... close resumed>) = 0 [pid 4761] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4758] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4756] <... futex resumed>) = ? [pid 4753] <... exit_group resumed>) = ? [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4755, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4764 attached [pid 4762] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4761] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4760] <... clone resumed>, parent_tid=[4763], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4763 [pid 4762] <... futex resumed>) = 0 [pid 4760] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] +++ exited with 0 +++ [pid 4762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4760] <... futex resumed>) = 0 [pid 4762] <... mmap resumed>) = 0x7f556b8fa000 [pid 4760] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4762] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4762] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4761] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4753] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4764 [pid 4762] <... clone resumed>, parent_tid=[4765], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4765 [pid 4761] <... mmap resumed>) = 0x20ffb000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4762] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4761] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4762] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4762] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4761] <... mmap resumed>) = 0x20ffd000 ./strace-static-x86_64: Process 4763 attached [pid 4761] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] set_robust_list(0x7f556b91a9e0, 24 [pid 4761] <... futex resumed>) = 1 [pid 4758] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4764] set_robust_list(0x555555af35e0, 24 [pid 4763] <... set_robust_list resumed>) = 0 [pid 4761] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4758] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4765 attached [pid 4764] <... set_robust_list resumed>) = 0 [pid 4763] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4758] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4766 [pid 4765] set_robust_list(0x7f556b91a9e0, 24 [pid 4764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4763] <... openat resumed>) = 3 [pid 4761] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4765] <... set_robust_list resumed>) = 0 [pid 4764] <... prctl resumed>) = 0 [pid 4763] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4761] <... futex resumed>) = 0 [pid 4758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4766 attached [pid 4765] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4764] setpgid(0, 0 [pid 4763] <... futex resumed>) = 1 [pid 4761] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] <... futex resumed>) = 0 [pid 4758] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4765] <... openat resumed>) = 3 [pid 4764] <... setpgid resumed>) = 0 [pid 4763] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4760] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4767 ./strace-static-x86_64: Process 4767 attached [pid 4765] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4761] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4760] <... futex resumed>) = 0 [pid 4758] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4767] set_robust_list(0x555555af35e0, 24 [pid 4765] <... futex resumed>) = 1 [pid 4763] dup(3 [pid 4762] <... futex resumed>) = 0 [pid 4761] <... io_uring_enter resumed>) = 1 [pid 4760] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4764] <... openat resumed>) = 3 [pid 4767] <... set_robust_list resumed>) = 0 [pid 4766] set_robust_list(0x555555af35e0, 24 [pid 4765] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4764] write(3, "1000", 4 [pid 4763] <... dup resumed>) = 4 [pid 4762] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4761] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4766] <... set_robust_list resumed>) = 0 [pid 4765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4764] <... write resumed>) = 4 [pid 4763] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4762] <... futex resumed>) = 0 [pid 4761] <... futex resumed>) = 1 [pid 4758] <... futex resumed>) = 0 [pid 4767] <... prctl resumed>) = 0 [pid 4766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4765] dup(3 [pid 4764] close(3 [pid 4763] <... futex resumed>) = 1 [pid 4762] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4761] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] <... futex resumed>) = 0 [pid 4758] exit_group(0 [pid 4767] setpgid(0, 0 [pid 4766] <... prctl resumed>) = 0 [pid 4765] <... dup resumed>) = 4 [pid 4764] <... close resumed>) = 0 [pid 4763] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4761] <... futex resumed>) = ? [pid 4760] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] <... exit_group resumed>) = ? [pid 4767] <... setpgid resumed>) = 0 [pid 4765] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4761] +++ exited with 0 +++ [pid 4760] <... futex resumed>) = 0 [pid 4767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4765] <... futex resumed>) = 1 [pid 4763] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4762] <... futex resumed>) = 0 [pid 4760] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4767] <... openat resumed>) = 3 [pid 4766] setpgid(0, 0 [pid 4765] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4764] <... futex resumed>) = 0 [pid 4763] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4762] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] +++ exited with 0 +++ [pid 4767] write(3, "1000", 4 [pid 4766] <... setpgid resumed>) = 0 [pid 4765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4763] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4762] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4767] <... write resumed>) = 4 [pid 4765] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4764] <... mmap resumed>) = 0x7f556b8fa000 [pid 4763] <... mmap resumed>) = 0x20ffb000 [pid 4762] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4767] close(3 [pid 4765] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4763] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4767] <... close resumed>) = 0 [pid 4765] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4763] <... mmap resumed>) = 0x20ffd000 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4765] <... mmap resumed>) = 0x20ffb000 [pid 4763] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] <... futex resumed>) = 0 [pid 4765] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4763] <... futex resumed>) = 1 [pid 4760] <... futex resumed>) = 0 [pid 4767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4765] <... mmap resumed>) = 0x20ffd000 [pid 4763] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] <... mmap resumed>) = 0x7f556b8fa000 [pid 4765] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4760] <... futex resumed>) = 0 [pid 4767] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4765] <... futex resumed>) = 1 [pid 4763] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4762] <... futex resumed>) = 0 [pid 4760] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4767] <... mprotect resumed>) = 0 [pid 4766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4765] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4764] <... mprotect resumed>) = 0 [pid 4763] <... futex resumed>) = 0 [pid 4762] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4766] <... openat resumed>) = 3 [pid 4765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4764] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4763] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4762] <... futex resumed>) = 0 [pid 4760] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4768 attached [pid 4766] write(3, "1000", 4 [pid 4765] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4762] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4760] <... futex resumed>) = 0 [pid 4767] <... clone resumed>, parent_tid=[4768], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4768 [pid 4766] <... write resumed>) = 4 [pid 4765] <... futex resumed>) = 0 [pid 4764] <... clone resumed>, parent_tid=[4769], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4769 [pid 4763] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4760] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4769 attached [pid 4767] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] close(3 [pid 4765] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4764] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] <... io_uring_enter resumed>) = 1 [pid 4762] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] <... futex resumed>) = 0 [pid 4766] <... close resumed>) = 0 [pid 4765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4764] <... futex resumed>) = 0 [pid 4763] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4762] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4769] set_robust_list(0x7f556b91a9e0, 24 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4766] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4765] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4763] <... futex resumed>) = 1 [pid 4762] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4760] <... futex resumed>) = 0 [pid 4769] <... set_robust_list resumed>) = 0 [pid 4766] <... futex resumed>) = 0 [pid 4765] <... io_uring_enter resumed>) = 1 [pid 4763] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4760] exit_group(0 [pid 4768] set_robust_list(0x7f556b91a9e0, 24 [pid 4769] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4765] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] <... futex resumed>) = ? [pid 4760] <... exit_group resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4770 [pid 4769] <... openat resumed>) = 3 [pid 4768] <... set_robust_list resumed>) = 0 [ 61.438485][ T4755] VFS: Close: file count is 0 [ 61.449714][ T4753] VFS: Close: file count is 0 [ 61.476250][ T4758] VFS: Close: file count is 0 [pid 4766] <... mmap resumed>) = 0x7f556b8fa000 [pid 4765] <... futex resumed>) = 1 [pid 4763] +++ exited with 0 +++ [pid 4762] <... futex resumed>) = 0 [pid 4760] +++ exited with 0 +++ ./strace-static-x86_64: Process 4770 attached [pid 4769] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4766] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4765] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4762] exit_group(0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4760, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4770] set_robust_list(0x555555af35e0, 24 [pid 4769] <... futex resumed>) = 1 [pid 4765] <... futex resumed>) = ? [pid 4762] <... exit_group resumed>) = ? [pid 4770] <... set_robust_list resumed>) = 0 [pid 4769] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4765] +++ exited with 0 +++ [pid 4762] +++ exited with 0 +++ [pid 4770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4770] setpgid(0, 0) = 0 [pid 4770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4770] write(3, "1000", 4) = 4 [pid 4766] <... mprotect resumed>) = 0 [pid 4764] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4762, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4770] close(3) = 0 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4770] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4770] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4771], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4771 [pid 4770] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4771 attached [pid 4771] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4771] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4771] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4770] <... futex resumed>) = 0 [pid 4770] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4771] <... futex resumed>) = 1 [pid 4766] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4764] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4769] <... futex resumed>) = 0 [pid 4764] <... futex resumed>) = 1 [pid 4769] dup(3 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4769] <... dup resumed>) = 4 [pid 4769] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4769] <... futex resumed>) = 0 [pid 4766] <... clone resumed>, parent_tid=[4772], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4772 [pid 4764] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4764] <... futex resumed>) = 0 [pid 4769] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4768] <... openat resumed>) = 3 [pid 4766] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4773 [pid 4769] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4768] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4774 [pid 4771] dup(3) = 4 [pid 4769] <... mmap resumed>) = 0x20ffd000 [pid 4766] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4771] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... futex resumed>) = 1 [pid 4767] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4774 attached ./strace-static-x86_64: Process 4773 attached ./strace-static-x86_64: Process 4772 attached [pid 4771] <... futex resumed>) = 1 [pid 4770] <... futex resumed>) = 0 [pid 4769] <... futex resumed>) = 1 [pid 4768] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4767] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] <... futex resumed>) = 0 [pid 4774] set_robust_list(0x555555af35e0, 24 [pid 4773] set_robust_list(0x555555af35e0, 24 [pid 4772] set_robust_list(0x7f556b91a9e0, 24 [pid 4771] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4770] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] <... futex resumed>) = 0 [pid 4764] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4774] <... set_robust_list resumed>) = 0 [pid 4773] <... set_robust_list resumed>) = 0 [pid 4772] <... set_robust_list resumed>) = 0 [pid 4771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4770] <... futex resumed>) = 0 [pid 4769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4768] dup(3 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4764] <... futex resumed>) = 0 [pid 4774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4772] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4771] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4769] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... dup resumed>) = 4 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] <... prctl resumed>) = 0 [pid 4773] <... prctl resumed>) = 0 [pid 4772] <... openat resumed>) = 3 [pid 4771] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4769] <... futex resumed>) = 0 [pid 4768] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4774] setpgid(0, 0 [pid 4773] setpgid(0, 0 [pid 4772] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4771] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4769] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4768] <... futex resumed>) = 1 [pid 4767] <... futex resumed>) = 0 [pid 4764] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4774] <... setpgid resumed>) = 0 [pid 4773] <... setpgid resumed>) = 0 [pid 4772] <... futex resumed>) = 1 [pid 4771] <... mmap resumed>) = 0x20ffb000 [pid 4769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4768] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4767] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] <... futex resumed>) = 0 [pid 4764] <... futex resumed>) = 0 [pid 4774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4772] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4771] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4769] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] <... futex resumed>) = 0 [pid 4766] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] <... openat resumed>) = 3 [pid 4773] <... openat resumed>) = 3 [pid 4772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4771] <... mmap resumed>) = 0x20ffd000 [pid 4769] <... io_uring_enter resumed>) = 1 [pid 4768] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4766] <... futex resumed>) = 0 [pid 4774] write(3, "1000", 4 [pid 4773] write(3, "1000", 4 [pid 4772] dup(3 [pid 4771] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4766] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] <... write resumed>) = 4 [pid 4773] <... write resumed>) = 4 [pid 4772] <... dup resumed>) = 4 [pid 4771] <... futex resumed>) = 1 [pid 4770] <... futex resumed>) = 0 [pid 4769] <... futex resumed>) = 1 [pid 4768] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4764] <... futex resumed>) = 0 [pid 4774] close(3 [pid 4773] close(3 [pid 4772] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4771] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4770] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4768] <... mmap resumed>) = 0x20ffb000 [pid 4764] exit_group(0 [pid 4774] <... close resumed>) = 0 [pid 4773] <... close resumed>) = 0 [pid 4772] <... futex resumed>) = 1 [pid 4771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4770] <... futex resumed>) = 0 [pid 4769] <... futex resumed>) = ? [pid 4768] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4766] <... futex resumed>) = 0 [pid 4764] <... exit_group resumed>) = ? [pid 4774] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4772] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4771] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4769] +++ exited with 0 +++ [pid 4768] <... mmap resumed>) = 0x20ffd000 [pid 4766] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4764] +++ exited with 0 +++ [pid 4774] <... futex resumed>) = 0 [pid 4773] <... futex resumed>) = 0 [pid 4772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4771] <... futex resumed>) = 0 [pid 4770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4768] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4772] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4771] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4770] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... futex resumed>) = 1 [pid 4767] <... futex resumed>) = 0 [pid 4766] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] <... mmap resumed>) = 0x7f556b8fa000 [pid 4773] <... mmap resumed>) = 0x7f556b8fa000 [pid 4772] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4770] <... futex resumed>) = 0 [pid 4768] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4767] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4774] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4773] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4772] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4771] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4770] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] <... futex resumed>) = 0 [pid 4774] <... mprotect resumed>) = 0 [pid 4773] <... mprotect resumed>) = 0 [pid 4772] <... mmap resumed>) = 0x20ffb000 [pid 4771] <... io_uring_enter resumed>) = 1 [pid 4768] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4773] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4772] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4771] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... futex resumed>) = 0 [pid 4767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4776 attached [pid 4772] <... mmap resumed>) = 0x20ffd000 [pid 4771] <... futex resumed>) = 1 [pid 4770] <... futex resumed>) = 0 [pid 4768] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4767] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4774] <... clone resumed>, parent_tid=[4776], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4776 [pid 4773] <... clone resumed>, parent_tid=[4775], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4775 [pid 4772] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4771] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4770] exit_group(0 [pid 4768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] <... futex resumed>) = 0 [pid 4773] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4772] <... futex resumed>) = 1 [pid 4771] <... futex resumed>) = ? [pid 4770] <... exit_group resumed>) = ? [pid 4766] <... futex resumed>) = 0 [pid 4767] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4774] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872./strace-static-x86_64: Process 4777 attached [pid 4776] set_robust_list(0x7f556b91a9e0, 24 [pid 4774] <... futex resumed>) = 0 [pid 4773] <... futex resumed>) = 0 [pid 4772] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4771] +++ exited with 0 +++ [ 61.497680][ T4760] VFS: Close: file count is 0 [ 61.502535][ T4762] VFS: Close: file count is 0 [ 61.537211][ T4764] VFS: Close: file count is 0 [pid 4770] +++ exited with 0 +++ [pid 4766] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4777 [pid 4774] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4773] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4768] <... io_uring_enter resumed>) = 1 [pid 4766] <... futex resumed>) = 0 [pid 4777] set_robust_list(0x555555af35e0, 24 [pid 4776] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4775 attached [pid 4772] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4775] set_robust_list(0x7f556b91a9e0, 24 [pid 4772] <... futex resumed>) = 0 [pid 4768] <... futex resumed>) = 1 [pid 4767] <... futex resumed>) = 0 [pid 4766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4775] <... set_robust_list resumed>) = 0 [pid 4772] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4768] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4767] exit_group(0 [pid 4766] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4776] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4775] <... openat resumed>) = 3 [pid 4772] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4768] <... futex resumed>) = ? [pid 4767] <... exit_group resumed>) = ? [pid 4766] <... futex resumed>) = 0 [pid 4775] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4772] <... io_uring_enter resumed>) = 1 [pid 4768] +++ exited with 0 +++ [pid 4775] <... futex resumed>) = 1 [pid 4773] <... futex resumed>) = 0 [pid 4772] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4773] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4772] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4778 attached [pid 4775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4773] <... futex resumed>) = 0 [pid 4772] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4778] set_robust_list(0x555555af35e0, 24 [pid 4775] dup(3 [pid 4773] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4767] +++ exited with 0 +++ [pid 4766] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4778 [pid 4778] <... set_robust_list resumed>) = 0 [pid 4776] <... openat resumed>) = 3 [pid 4775] <... dup resumed>) = 4 [pid 4766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4767, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4775] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] exit_group(0 [pid 4778] <... prctl resumed>) = 0 [pid 4777] <... set_robust_list resumed>) = 0 [pid 4776] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] <... futex resumed>) = 1 [pid 4773] <... futex resumed>) = 0 [pid 4772] <... futex resumed>) = ? [pid 4766] <... exit_group resumed>) = ? [pid 4778] setpgid(0, 0 [pid 4777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4776] <... futex resumed>) = 1 [pid 4775] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4774] <... futex resumed>) = 0 [pid 4773] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4772] +++ exited with 0 +++ [pid 4778] <... setpgid resumed>) = 0 [pid 4775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4773] <... futex resumed>) = 0 [pid 4778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4775] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4774] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4766] +++ exited with 0 +++ [pid 4778] <... openat resumed>) = 3 [pid 4777] <... prctl resumed>) = 0 [pid 4776] dup(3 [pid 4775] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4774] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4766, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4778] write(3, "1000", 4 [pid 4777] setpgid(0, 0 [pid 4776] <... dup resumed>) = 4 [pid 4775] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4774] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4778] <... write resumed>) = 4 [pid 4777] <... setpgid resumed>) = 0 [pid 4776] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] <... mmap resumed>) = 0x20ffb000 [pid 4774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4778] close(3 [pid 4775] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4779 attached [pid 4778] <... close resumed>) = 0 [pid 4777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4776] <... futex resumed>) = 0 [pid 4775] <... mmap resumed>) = 0x20ffd000 [pid 4774] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4776] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4775] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4774] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4780 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4779 [pid 4778] <... futex resumed>) = 0 [pid 4777] <... openat resumed>) = 3 [pid 4776] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4775] <... futex resumed>) = 1 [pid 4773] <... futex resumed>) = 0 [pid 4778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4777] write(3, "1000", 4 [pid 4776] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4775] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4774] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4773] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4780 attached [pid 4779] set_robust_list(0x555555af35e0, 24 [pid 4778] <... mmap resumed>) = 0x7f556b8fa000 [pid 4777] <... write resumed>) = 4 [pid 4776] <... mmap resumed>) = 0x20ffb000 [pid 4775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4773] <... futex resumed>) = 0 [pid 4780] set_robust_list(0x555555af35e0, 24 [pid 4779] <... set_robust_list resumed>) = 0 [pid 4778] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4777] close(3 [pid 4776] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4775] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4780] <... set_robust_list resumed>) = 0 [pid 4778] <... mprotect resumed>) = 0 [pid 4777] <... close resumed>) = 0 [pid 4776] <... mmap resumed>) = 0x20ffd000 [pid 4775] <... futex resumed>) = 0 [pid 4773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4778] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4777] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4776] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4773] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4780] <... prctl resumed>) = 0 [pid 4779] <... prctl resumed>) = 0 [pid 4777] <... futex resumed>) = 0 [pid 4776] <... futex resumed>) = 1 [pid 4775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4774] <... futex resumed>) = 0 [pid 4773] <... futex resumed>) = 0 [pid 4780] setpgid(0, 0 [pid 4779] setpgid(0, 0 [pid 4778] <... clone resumed>, parent_tid=[4781], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4781 [pid 4777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4776] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4775] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4774] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4780] <... setpgid resumed>) = 0 [pid 4779] <... setpgid resumed>) = 0 [pid 4778] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] <... mmap resumed>) = 0x7f556b8fa000 [pid 4776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4775] <... io_uring_enter resumed>) = 1 [pid 4774] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4781 attached [pid 4780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4778] <... futex resumed>) = 0 [pid 4777] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4776] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4775] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4774] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4781] set_robust_list(0x7f556b91a9e0, 24 [pid 4780] <... openat resumed>) = 3 [pid 4779] <... openat resumed>) = 3 [pid 4778] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4777] <... mprotect resumed>) = 0 [pid 4776] <... futex resumed>) = 0 [pid 4775] <... futex resumed>) = 1 [pid 4774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4773] <... futex resumed>) = 0 [pid 4781] <... set_robust_list resumed>) = 0 [pid 4780] write(3, "1000", 4 [pid 4779] write(3, "1000", 4 [pid 4777] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4776] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4775] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4774] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] exit_group(0 [pid 4781] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4780] <... write resumed>) = 4 [pid 4779] <... write resumed>) = 4 [pid 4776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4775] <... futex resumed>) = ? [pid 4774] <... futex resumed>) = 0 [pid 4773] <... exit_group resumed>) = ? [pid 4781] <... openat resumed>) = 3 [pid 4780] close(3 [pid 4779] close(3 [pid 4777] <... clone resumed>, parent_tid=[4782], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4782 [pid 4776] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4775] +++ exited with 0 +++ [pid 4774] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4773] +++ exited with 0 +++ [pid 4781] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4780] <... close resumed>) = 0 [pid 4779] <... close resumed>) = 0 [pid 4777] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4773, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 4776] <... io_uring_enter resumed>) = 1 [pid 4781] <... futex resumed>) = 1 [pid 4780] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] <... futex resumed>) = 0 [pid 4777] <... futex resumed>) = 0 [pid 4776] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4782 attached [pid 4781] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] <... futex resumed>) = 0 [pid 4779] <... futex resumed>) = 0 [pid 4778] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4776] <... futex resumed>) = 1 [pid 4774] <... futex resumed>) = 0 [pid 4782] set_robust_list(0x7f556b91a9e0, 24 [pid 4781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4778] <... futex resumed>) = 0 [pid 4776] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [ 61.557252][ T4770] VFS: Close: file count is 0 [ 61.571512][ T4767] VFS: Close: file count is 0 [ 61.576993][ T4766] VFS: Close: file count is 0 [pid 4774] exit_group(0 [pid 4782] <... set_robust_list resumed>) = 0 [pid 4781] dup(3 [pid 4780] <... mmap resumed>) = 0x7f556b8fa000 [pid 4779] <... mmap resumed>) = 0x7f556b8fa000 [pid 4778] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4776] <... futex resumed>) = ? [pid 4774] <... exit_group resumed>) = ? [pid 4782] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4781] <... dup resumed>) = 4 [pid 4780] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4779] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4776] +++ exited with 0 +++ [pid 4782] <... openat resumed>) = 3 [pid 4781] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4780] <... mprotect resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4783 attached [pid 4782] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4781] <... futex resumed>) = 1 [pid 4780] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4779] <... mprotect resumed>) = 0 [pid 4778] <... futex resumed>) = 0 [pid 4774] +++ exited with 0 +++ [pid 4782] <... futex resumed>) = 1 [pid 4781] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4778] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] <... futex resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4783 [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4780] <... clone resumed>, parent_tid=[4784], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4784 [pid 4779] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4778] <... futex resumed>) = 0 [pid 4777] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4774, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 4782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4781] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4780] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4782] dup(3 [pid 4781] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4780] <... futex resumed>) = 0 [pid 4782] <... dup resumed>) = 4 [pid 4781] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4780] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4782] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4781] <... mmap resumed>) = 0x20ffb000 [pid 4782] <... futex resumed>) = 0 [pid 4781] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4781] <... mmap resumed>) = 0x20ffd000 [pid 4781] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4778] <... futex resumed>) = 0 [pid 4781] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4778] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4778] <... futex resumed>) = 0 [pid 4782] <... futex resumed>) = 0 [pid 4781] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4777] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4784 attached [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4781] <... futex resumed>) = 0 [pid 4779] <... clone resumed>, parent_tid=[4785], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4785 [pid 4778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4777] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4784] set_robust_list(0x7f556b91a9e0, 24 [pid 4781] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4779] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4784] <... set_robust_list resumed>) = 0 [pid 4781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4779] <... futex resumed>) = 0 [pid 4778] <... futex resumed>) = 0 [pid 4777] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4784] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4782] <... futex resumed>) = 0 [pid 4781] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4779] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4778] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4777] <... futex resumed>) = 1 [pid 4784] <... openat resumed>) = 3 [pid 4782] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4781] <... io_uring_enter resumed>) = 1 [pid 4777] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4785 attached [pid 4784] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] set_robust_list(0x555555af35e0, 24 [pid 4782] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4781] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4786 ./strace-static-x86_64: Process 4786 attached [pid 4784] <... futex resumed>) = 1 [pid 4782] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4781] <... futex resumed>) = 1 [pid 4783] <... set_robust_list resumed>) = 0 [pid 4780] <... futex resumed>) = 0 [pid 4778] <... futex resumed>) = 0 [pid 4786] set_robust_list(0x555555af35e0, 24 [pid 4785] set_robust_list(0x7f556b91a9e0, 24 [pid 4784] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4782] <... mmap resumed>) = 0x20ffb000 [pid 4781] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] exit_group(0 [pid 4786] <... set_robust_list resumed>) = 0 [pid 4785] <... set_robust_list resumed>) = 0 [pid 4784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4783] <... prctl resumed>) = 0 [pid 4782] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4781] <... futex resumed>) = ? [pid 4780] <... futex resumed>) = 0 [pid 4778] <... exit_group resumed>) = ? [pid 4786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4785] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4784] dup(3 [pid 4783] setpgid(0, 0 [pid 4782] <... mmap resumed>) = 0x20ffd000 [pid 4781] +++ exited with 0 +++ [pid 4780] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4778] +++ exited with 0 +++ [pid 4786] <... prctl resumed>) = 0 [pid 4784] <... dup resumed>) = 4 [pid 4783] <... setpgid resumed>) = 0 [pid 4782] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4778, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4786] setpgid(0, 0 [pid 4784] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4782] <... futex resumed>) = 1 [pid 4777] <... futex resumed>) = 0 [pid 4786] <... setpgid resumed>) = 0 [pid 4784] <... futex resumed>) = 1 [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] <... futex resumed>) = 0 [pid 4777] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4784] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4780] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] <... futex resumed>) = 0 [pid 4786] <... openat resumed>) = 3 [pid 4784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4782] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4780] <... futex resumed>) = 0 [pid 4777] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4786] write(3, "1000", 4 [pid 4784] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4782] <... futex resumed>) = 0 [pid 4780] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4786] <... write resumed>) = 4 [pid 4784] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4777] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] close(3 [pid 4785] <... openat resumed>) = 3 [pid 4784] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4777] <... futex resumed>) = 0 [pid 4786] <... close resumed>) = 0 [pid 4785] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4784] <... mmap resumed>) = 0x20ffb000 [pid 4782] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4777] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4783] <... openat resumed>) = 3 [pid 4786] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] <... futex resumed>) = 1 [pid 4784] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4783] write(3, "1000", 4 [pid 4782] <... io_uring_enter resumed>) = 1 [pid 4779] <... futex resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4785] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4784] <... mmap resumed>) = 0x20ffd000 [pid 4783] <... write resumed>) = 4 [pid 4782] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4784] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] close(3 [pid 4782] <... futex resumed>) = 1 [pid 4779] <... futex resumed>) = 0 [pid 4777] <... futex resumed>) = 0 [pid 4786] <... mmap resumed>) = 0x7f556b8fa000 [pid 4785] dup(3 [pid 4784] <... futex resumed>) = 1 [pid 4783] <... close resumed>) = 0 [pid 4782] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] <... futex resumed>) = 0 [pid 4779] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4777] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4786] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4785] <... dup resumed>) = 4 [pid 4784] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4783] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4782] <... futex resumed>) = ? [pid 4780] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4777] <... exit_group resumed>) = ? [pid 4786] <... mprotect resumed>) = 0 [pid 4785] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4783] <... futex resumed>) = 0 [pid 4782] +++ exited with 0 +++ [pid 4780] <... futex resumed>) = 0 [pid 4777] +++ exited with 0 +++ [pid 4786] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4785] <... futex resumed>) = 1 [pid 4784] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4780] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4779] <... futex resumed>) = 0 [pid 4785] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4784] <... futex resumed>) = 0 [pid 4783] <... mmap resumed>) = 0x7f556b8fa000 [pid 4780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4779] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4787 ./strace-static-x86_64: Process 4787 attached [pid 4786] <... clone resumed>, parent_tid=[4788], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4788 [ 61.613666][ T4773] VFS: Close: file count is 0 [ 61.626736][ T4774] VFS: Close: file count is 0 [ 61.648069][ T4778] VFS: Close: file count is 0 [pid 4785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4784] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4783] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4780] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4788 attached [pid 4787] set_robust_list(0x555555af35e0, 24 [pid 4786] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4783] <... mprotect resumed>) = 0 [pid 4780] <... futex resumed>) = 0 [pid 4779] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4787] <... set_robust_list resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4784] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4780] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4786] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4784] <... io_uring_enter resumed>) = 1 [pid 4787] <... prctl resumed>) = 0 [pid 4784] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4787] setpgid(0, 0 [pid 4784] <... futex resumed>) = 1 [pid 4780] <... futex resumed>) = 0 [pid 4787] <... setpgid resumed>) = 0 [pid 4784] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] exit_group(0 [pid 4787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4784] <... futex resumed>) = ? [pid 4780] <... exit_group resumed>) = ? [pid 4787] <... openat resumed>) = 3 [pid 4785] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4784] +++ exited with 0 +++ [pid 4783] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4780] +++ exited with 0 +++ [pid 4787] write(3, "1000", 4 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4787] <... write resumed>) = 4 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4787] close(3 [pid 4785] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4789 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4787] <... close resumed>) = 0 [pid 4787] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4791 [pid 4787] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4789 attached ) = 0 [pid 4789] set_robust_list(0x555555af35e0, 24 [pid 4787] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4789] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4790 attached [pid 4789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4787] <... clone resumed>, parent_tid=[4792], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4792 [pid 4790] set_robust_list(0x7f556b91a9e0, 24 [pid 4789] <... prctl resumed>) = 0 [pid 4787] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4790] <... set_robust_list resumed>) = 0 [pid 4789] setpgid(0, 0 [pid 4787] <... futex resumed>) = 0 [pid 4785] <... mmap resumed>) = 0x20ffb000 [pid 4783] <... clone resumed>, parent_tid=[4790], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4790 ./strace-static-x86_64: Process 4791 attached [pid 4790] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4789] <... setpgid resumed>) = 0 [pid 4787] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4785] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4783] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4792 attached [pid 4791] set_robust_list(0x555555af35e0, 24 [pid 4790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4788] set_robust_list(0x7f556b91a9e0, 24 [pid 4792] set_robust_list(0x7f556b91a9e0, 24 [pid 4791] <... set_robust_list resumed>) = 0 [pid 4790] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4789] <... openat resumed>) = 3 [pid 4785] <... mmap resumed>) = 0x20ffd000 [pid 4783] <... futex resumed>) = 0 [pid 4788] <... set_robust_list resumed>) = 0 [pid 4792] <... set_robust_list resumed>) = 0 [pid 4791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4790] <... openat resumed>) = 3 [pid 4789] write(3, "1000", 4 [pid 4785] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4792] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4791] <... prctl resumed>) = 0 [pid 4790] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] <... write resumed>) = 4 [pid 4788] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4785] <... futex resumed>) = 1 [pid 4779] <... futex resumed>) = 0 [pid 4783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4792] <... openat resumed>) = 3 [pid 4791] setpgid(0, 0 [pid 4790] <... futex resumed>) = 0 [pid 4789] close(3 [pid 4788] <... openat resumed>) = 3 [pid 4785] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] <... setpgid resumed>) = 0 [pid 4790] dup(3 [pid 4789] <... close resumed>) = 0 [pid 4788] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] <... futex resumed>) = 0 [pid 4783] <... futex resumed>) = 0 [pid 4779] <... futex resumed>) = 0 [pid 4792] <... futex resumed>) = 1 [pid 4791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4790] <... dup resumed>) = 4 [pid 4789] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] <... futex resumed>) = 1 [pid 4787] <... futex resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4779] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4783] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4785] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4792] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] <... openat resumed>) = 3 [pid 4790] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] <... futex resumed>) = 0 [pid 4788] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4787] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4791] write(3, "1000", 4 [pid 4790] <... futex resumed>) = 0 [pid 4789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4787] <... futex resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4783] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] dup(3 [pid 4791] <... write resumed>) = 4 [pid 4790] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4789] <... mmap resumed>) = 0x7f556b8fa000 [pid 4788] dup(3 [pid 4787] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4786] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4785] <... futex resumed>) = 0 [pid 4783] <... futex resumed>) = 0 [pid 4779] <... futex resumed>) = 1 [pid 4792] <... dup resumed>) = 4 [pid 4791] close(3 [pid 4790] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4789] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4788] <... dup resumed>) = 4 [pid 4785] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4783] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4779] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4792] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] <... close resumed>) = 0 [pid 4790] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4789] <... mprotect resumed>) = 0 [pid 4788] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] <... io_uring_enter resumed>) = 1 [pid 4792] <... futex resumed>) = 1 [pid 4791] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4790] <... mmap resumed>) = 0x20ffb000 [pid 4789] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4788] <... futex resumed>) = 1 [pid 4787] <... futex resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4785] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] <... futex resumed>) = 0 [pid 4790] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4788] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4787] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] <... futex resumed>) = 1 [pid 4779] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4793 attached [pid 4792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4790] <... mmap resumed>) = 0x20ffd000 [pid 4789] <... clone resumed>, parent_tid=[4793], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4793 [pid 4788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4787] <... futex resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4785] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4779] exit_group(0 [pid 4793] set_robust_list(0x7f556b91a9e0, 24 [pid 4792] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4791] <... mmap resumed>) = 0x7f556b8fa000 [pid 4790] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4787] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4786] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4785] <... futex resumed>) = ? [pid 4779] <... exit_group resumed>) = ? [pid 4793] <... set_robust_list resumed>) = 0 [pid 4792] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4791] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4790] <... futex resumed>) = 1 [pid 4789] <... futex resumed>) = 0 [pid 4788] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4783] <... futex resumed>) = 0 [pid 4792] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4791] <... mprotect resumed>) = 0 [pid 4790] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4785] +++ exited with 0 +++ [pid 4783] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] <... mmap resumed>) = 0x20ffb000 [pid 4791] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4788] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4783] <... futex resumed>) = 0 [pid 4779] +++ exited with 0 +++ [pid 4792] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4790] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] <... mmap resumed>) = 0x20ffb000 [pid 4783] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4792] <... mmap resumed>) = 0x20ffd000 [pid 4791] <... clone resumed>, parent_tid=[4794], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4794 [pid 4790] <... futex resumed>) = 0 [pid 4788] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4792] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4790] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4788] <... mmap resumed>) = 0x20ffd000 [pid 4783] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4793] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4792] <... futex resumed>) = 1 [pid 4791] <... futex resumed>) = 0 [pid 4790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4788] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4787] <... futex resumed>) = 0 [pid 4783] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4792] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4790] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4788] <... futex resumed>) = 1 [pid 4787] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] <... futex resumed>) = 0 [pid 4783] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4794 attached [ 61.664886][ T4777] VFS: Close: file count is 0 [ 61.675782][ T4780] VFS: Close: file count is 0 [pid 4793] <... openat resumed>) = 3 [pid 4792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4790] <... io_uring_enter resumed>) = 1 [pid 4788] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4787] <... futex resumed>) = 0 [pid 4786] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4794] set_robust_list(0x7f556b91a9e0, 24 [pid 4792] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4790] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4787] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4786] <... futex resumed>) = 0 [pid 4794] <... set_robust_list resumed>) = 0 [pid 4792] <... futex resumed>) = 0 [pid 4790] <... futex resumed>) = 1 [pid 4787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4786] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4783] <... futex resumed>) = 0 [pid 4794] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4792] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4790] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4787] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4783] exit_group(0 [pid 4794] <... openat resumed>) = 3 [pid 4792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4790] <... futex resumed>) = ? [pid 4787] <... futex resumed>) = 0 [pid 4783] <... exit_group resumed>) = ? [pid 4794] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4790] +++ exited with 0 +++ [pid 4788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4787] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4783] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4795 ./strace-static-x86_64: Process 4795 attached [pid 4794] <... futex resumed>) = 1 [pid 4793] <... futex resumed>) = 1 [pid 4792] <... io_uring_enter resumed>) = 1 [pid 4791] <... futex resumed>) = 0 [pid 4789] <... futex resumed>) = 0 [pid 4788] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4783, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4794] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4793] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4792] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] <... futex resumed>) = 1 [pid 4786] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4795] set_robust_list(0x555555af35e0, 24) = 0 [pid 4794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4792] <... futex resumed>) = 1 [pid 4791] <... futex resumed>) = 0 [pid 4789] <... futex resumed>) = 0 [pid 4788] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4787] <... futex resumed>) = 0 [pid 4786] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4794] dup(3 [pid 4792] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4787] exit_group(0 [pid 4786] <... futex resumed>) = 0 [pid 4794] <... dup resumed>) = 4 [pid 4792] <... futex resumed>) = ? [pid 4787] <... exit_group resumed>) = ? [pid 4786] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4794] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4792] +++ exited with 0 +++ [pid 4787] +++ exited with 0 +++ [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4789] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4794] <... futex resumed>) = 1 [pid 4793] dup(3 [pid 4791] <... futex resumed>) = 0 [pid 4788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4787, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4795] <... prctl resumed>) = 0 [pid 4794] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4793] <... dup resumed>) = 4 [pid 4791] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4796 [pid 4794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4791] <... futex resumed>) = 0 [pid 4794] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4791] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4794] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4794] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4794] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4794] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4791] <... futex resumed>) = 0 [pid 4794] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4791] <... futex resumed>) = 0 [pid 4794] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4794] <... futex resumed>) = 0 [pid 4791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4794] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4791] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4793] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] <... futex resumed>) = 0 [pid 4788] <... io_uring_enter resumed>) = 1 [pid 4795] setpgid(0, 0./strace-static-x86_64: Process 4796 attached [pid 4794] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4793] <... futex resumed>) = 1 [pid 4791] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] <... setpgid resumed>) = 0 [pid 4789] <... futex resumed>) = 0 [pid 4788] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] set_robust_list(0x555555af35e0, 24 [pid 4794] <... io_uring_enter resumed>) = 1 [pid 4793] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4796] <... set_robust_list resumed>) = 0 [pid 4795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4794] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] <... futex resumed>) = 1 [pid 4786] <... futex resumed>) = 0 [pid 4796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4795] <... openat resumed>) = 3 [pid 4794] <... futex resumed>) = 1 [pid 4793] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4791] <... futex resumed>) = 0 [pid 4789] <... futex resumed>) = 0 [pid 4788] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4786] exit_group(0 [pid 4796] <... prctl resumed>) = 0 [pid 4795] write(3, "1000", 4 [pid 4794] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4793] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4791] exit_group(0 [pid 4788] <... futex resumed>) = ? [pid 4786] <... exit_group resumed>) = ? [pid 4789] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4796] setpgid(0, 0 [pid 4795] <... write resumed>) = 4 [pid 4794] <... futex resumed>) = ? [pid 4793] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4791] <... exit_group resumed>) = ? [pid 4796] <... setpgid resumed>) = 0 [pid 4795] close(3 [pid 4794] +++ exited with 0 +++ [pid 4793] <... mmap resumed>) = 0x20ffb000 [pid 4791] +++ exited with 0 +++ [pid 4788] +++ exited with 0 +++ [pid 4786] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4795] <... close resumed>) = 0 [pid 4793] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4786, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4797 attached [pid 4796] <... openat resumed>) = 3 [pid 4795] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] <... mmap resumed>) = 0x20ffd000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4797] set_robust_list(0x555555af35e0, 24 [pid 4796] write(3, "1000", 4 [pid 4795] <... futex resumed>) = 0 [pid 4793] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4797 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4797] <... set_robust_list resumed>) = 0 [pid 4796] <... write resumed>) = 4 [pid 4795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4793] <... futex resumed>) = 1 [pid 4789] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4796] close(3 [pid 4795] <... mmap resumed>) = 0x7f556b8fa000 [pid 4793] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4789] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4797] <... prctl resumed>) = 0 [ 61.711839][ T4779] VFS: Close: file count is 0 [ 61.724970][ T4783] VFS: Close: file count is 0 [ 61.733832][ T4787] VFS: Close: file count is 0 [pid 4796] <... close resumed>) = 0 [pid 4795] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555af35d0) = 4798 ./strace-static-x86_64: Process 4798 attached [pid 4798] set_robust_list(0x555555af35e0, 24 [pid 4795] <... mprotect resumed>) = 0 [pid 4797] setpgid(0, 0 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4798] <... set_robust_list resumed>) = 0 [pid 4798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4798] setpgid(0, 0) = 0 [pid 4795] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4796] <... futex resumed>) = 0 [pid 4793] <... futex resumed>) = 0 [pid 4796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4797] <... setpgid resumed>) = 0 [pid 4796] <... mmap resumed>) = 0x7f556b8fa000 [pid 4793] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4789] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4799 [pid 4798] <... openat resumed>) = 3 [pid 4797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4796] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4795] <... clone resumed>, parent_tid=[4800], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4800 [pid 4793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] <... futex resumed>) = 0 [pid 4798] write(3, "1000", 4 [pid 4797] <... openat resumed>) = 3 [pid 4796] <... mprotect resumed>) = 0 [pid 4795] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4789] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4800 attached ./strace-static-x86_64: Process 4799 attached [pid 4798] <... write resumed>) = 4 [pid 4797] write(3, "1000", 4 [pid 4796] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4795] <... futex resumed>) = 0 [pid 4793] <... io_uring_enter resumed>) = 1 [pid 4800] set_robust_list(0x7f556b91a9e0, 24 [pid 4799] set_robust_list(0x555555af35e0, 24 [pid 4798] close(3 [pid 4797] <... write resumed>) = 4 [pid 4800] <... set_robust_list resumed>) = 0 [pid 4799] <... set_robust_list resumed>) = 0 [pid 4798] <... close resumed>) = 0 [pid 4797] close(3 [pid 4795] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4793] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4798] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4797] <... close resumed>) = 0 [pid 4796] <... clone resumed>, parent_tid=[4801], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4801 [pid 4793] <... futex resumed>) = 1 [pid 4789] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4801 attached [pid 4800] <... openat resumed>) = 3 [pid 4799] <... prctl resumed>) = 0 [pid 4798] <... futex resumed>) = 0 [pid 4797] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4789] exit_group(0 [pid 4801] set_robust_list(0x7f556b91a9e0, 24 [pid 4800] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] setpgid(0, 0 [pid 4798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4797] <... futex resumed>) = 0 [pid 4796] <... futex resumed>) = 0 [pid 4793] <... futex resumed>) = ? [pid 4789] <... exit_group resumed>) = ? [pid 4801] <... set_robust_list resumed>) = 0 [pid 4800] <... futex resumed>) = 1 [pid 4799] <... setpgid resumed>) = 0 [pid 4798] <... mmap resumed>) = 0x7f556b8fa000 [pid 4797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] <... futex resumed>) = 0 [pid 4793] +++ exited with 0 +++ [pid 4801] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4800] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4798] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4795] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4801] <... openat resumed>) = 3 [pid 4800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4799] <... openat resumed>) = 3 [pid 4798] <... mprotect resumed>) = 0 [pid 4797] <... mmap resumed>) = 0x7f556b8fa000 [pid 4795] <... futex resumed>) = 0 [pid 4789] +++ exited with 0 +++ [pid 4801] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] dup(3 [pid 4799] write(3, "1000", 4 [pid 4798] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4797] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4795] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4801] <... futex resumed>) = 1 [pid 4800] <... dup resumed>) = 4 [pid 4799] <... write resumed>) = 4 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4789, si_uid=0, si_status=0, si_utime=2, si_stime=2} --- [pid 4801] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4800] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] close(3 [pid 4798] <... clone resumed>, parent_tid=[4802], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4802 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4800] <... futex resumed>) = 1 [pid 4799] <... close resumed>) = 0 [pid 4798] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4795] <... futex resumed>) = 0 [pid 4800] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] <... futex resumed>) = 0 [pid 4795] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4803 [pid 4800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4799] <... futex resumed>) = 0 [pid 4798] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] <... futex resumed>) = 0 [pid 4800] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4797] <... mprotect resumed>) = 0 [pid 4796] <... futex resumed>) = 0 [pid 4795] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4802 attached [pid 4800] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4799] <... mmap resumed>) = 0x7f556b8fa000 [pid 4797] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4796] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4799] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4804 attached ./strace-static-x86_64: Process 4803 attached [pid 4801] <... futex resumed>) = 0 [pid 4800] <... mmap resumed>) = 0x20ffb000 [pid 4799] <... mprotect resumed>) = 0 [pid 4797] <... clone resumed>, parent_tid=[4804], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4804 [pid 4796] <... futex resumed>) = 1 [pid 4802] set_robust_list(0x7f556b91a9e0, 24 [pid 4803] set_robust_list(0x555555af35e0, 24 [pid 4802] <... set_robust_list resumed>) = 0 [pid 4801] dup(3 [pid 4800] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4799] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4797] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4804] set_robust_list(0x7f556b91a9e0, 24 [pid 4803] <... set_robust_list resumed>) = 0 [pid 4802] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4801] <... dup resumed>) = 4 [pid 4800] <... mmap resumed>) = 0x20ffd000 [pid 4797] <... futex resumed>) = 0 [pid 4803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4801] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] <... clone resumed>, parent_tid=[4805], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4805 [pid 4797] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4803] <... prctl resumed>) = 0 [pid 4802] <... openat resumed>) = 3 [pid 4801] <... futex resumed>) = 1 [pid 4800] <... futex resumed>) = 1 [pid 4799] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] <... futex resumed>) = 0 [pid 4795] <... futex resumed>) = 0 [pid 4803] setpgid(0, 0 [pid 4801] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4800] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] <... futex resumed>) = 0 [pid 4796] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4795] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] <... set_robust_list resumed>) = 0 [pid 4803] <... setpgid resumed>) = 0 [pid 4801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4799] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4796] <... futex resumed>) = 0 [pid 4795] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4805 attached [pid 4804] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4802] <... futex resumed>) = 1 [pid 4801] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4800] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] <... futex resumed>) = 0 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4805] set_robust_list(0x7f556b91a9e0, 24 [pid 4804] <... openat resumed>) = 3 [pid 4803] <... openat resumed>) = 3 [pid 4802] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4801] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4800] <... futex resumed>) = 0 [pid 4798] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4805] <... set_robust_list resumed>) = 0 [pid 4804] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] write(3, "1000", 4 [pid 4802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4801] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4800] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4798] <... futex resumed>) = 0 [pid 4795] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4805] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4804] <... futex resumed>) = 1 [pid 4803] <... write resumed>) = 4 [pid 4802] dup(3 [pid 4801] <... mmap resumed>) = 0x20ffb000 [pid 4800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4798] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4797] <... futex resumed>) = 0 [pid 4795] <... futex resumed>) = 0 [pid 4805] <... openat resumed>) = 3 [pid 4804] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] close(3 [pid 4802] <... dup resumed>) = 4 [pid 4801] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4800] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4797] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4795] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4805] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] <... close resumed>) = 0 [pid 4802] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4801] <... mmap resumed>) = 0x20ffd000 [pid 4800] <... io_uring_enter resumed>) = 1 [pid 4797] <... futex resumed>) = 0 [pid 4805] <... futex resumed>) = 1 [pid 4804] dup(3 [pid 4803] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] <... futex resumed>) = 1 [pid 4801] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] <... futex resumed>) = 0 [pid 4798] <... futex resumed>) = 0 [pid 4797] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4805] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4804] <... dup resumed>) = 4 [pid 4803] <... futex resumed>) = 0 [pid 4802] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4801] <... futex resumed>) = 1 [pid 4800] <... futex resumed>) = 1 [pid 4799] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] <... futex resumed>) = 0 [pid 4795] <... futex resumed>) = 0 [pid 4805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4804] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4801] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4800] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] <... futex resumed>) = 0 [pid 4798] <... futex resumed>) = 0 [pid 4796] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4795] exit_group(0 [pid 4805] dup(3 [pid 4804] <... futex resumed>) = 1 [pid 4803] <... mmap resumed>) = 0x7f556b8fa000 [pid 4802] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4800] <... futex resumed>) = ? [pid 4799] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4798] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4797] <... futex resumed>) = 0 [pid 4796] <... futex resumed>) = 0 [pid 4795] <... exit_group resumed>) = ? [pid 4805] <... dup resumed>) = 4 [pid 4804] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4802] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4801] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4800] +++ exited with 0 +++ [pid 4797] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4795] +++ exited with 0 +++ [pid 4805] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] <... mprotect resumed>) = 0 [pid 4802] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4801] <... futex resumed>) = 0 [pid 4797] <... futex resumed>) = 0 [pid 4796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4805] <... futex resumed>) = 1 [pid 4804] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4803] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4802] <... mmap resumed>) = 0x20ffb000 [pid 4801] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] <... futex resumed>) = 0 [pid 4797] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4796] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4806 attached [pid 4805] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4804] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4802] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4799] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] <... futex resumed>) = 0 [pid 4806] set_robust_list(0x7f556b91a9e0, 24 [pid 4805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4804] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4803] <... clone resumed>, parent_tid=[4806], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4806 [pid 4802] <... mmap resumed>) = 0x20ffd000 [ 61.749778][ T4788] VFS: Close: file count is 0 [ 61.750438][ T4791] VFS: Close: file count is 0 [ 61.786712][ T4789] VFS: Close: file count is 0 [pid 4801] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4799] <... futex resumed>) = 0 [pid 4796] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4806] <... set_robust_list resumed>) = 0 [pid 4805] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4804] <... mmap resumed>) = 0x20ffb000 [pid 4803] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4801] <... io_uring_enter resumed>) = 1 [pid 4799] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4806] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4805] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4804] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4803] <... futex resumed>) = 0 [pid 4802] <... futex resumed>) = 1 [pid 4801] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] <... futex resumed>) = 0 [pid 4806] <... openat resumed>) = 3 [pid 4805] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4804] <... mmap resumed>) = 0x20ffd000 [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4802] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4801] <... futex resumed>) = 1 [pid 4798] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4806] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4805] <... mmap resumed>) = 0x20ffb000 [pid 4804] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4801] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4798] <... futex resumed>) = 0 [pid 4796] exit_group(0 [pid 4803] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4796] <... exit_group resumed>) = ? [pid 4801] <... futex resumed>) = ? [pid 4805] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4804] <... futex resumed>) = 1 [pid 4797] <... futex resumed>) = 0 [pid 4803] <... futex resumed>) = 0 [pid 4802] <... futex resumed>) = 0 [pid 4798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4797] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4797] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4807 attached [pid 4797] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4807] set_robust_list(0x555555af35e0, 24 [pid 4801] +++ exited with 0 +++ [pid 4796] +++ exited with 0 +++ [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4798] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4807] <... set_robust_list resumed>) = 0 [pid 4805] <... mmap resumed>) = 0x20ffd000 [pid 4804] <... futex resumed>) = 1 [pid 4802] <... futex resumed>) = 0 [pid 4798] <... futex resumed>) = 1 [pid 4797] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4807 [pid 4807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4805] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] <... futex resumed>) = 0 [pid 4802] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4798] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4797] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4796, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4806] <... futex resumed>) = 1 [pid 4807] <... prctl resumed>) = 0 [pid 4805] <... futex resumed>) = 1 [pid 4804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 4806] dup(3 [pid 4802] <... io_uring_enter resumed>) = 1 [pid 4799] <... futex resumed>) = 0 [pid 4797] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4807] setpgid(0, 0 [pid 4806] <... dup resumed>) = 4 [pid 4805] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4804] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4802] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4797] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... restart_syscall resumed>) = 0 [pid 4807] <... setpgid resumed>) = 0 [pid 4806] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4804] <... io_uring_enter resumed>) = 1 [pid 4802] <... futex resumed>) = 1 [pid 4799] <... futex resumed>) = 0 [pid 4798] <... futex resumed>) = 0 [pid 4807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4806] <... futex resumed>) = 1 [pid 4805] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] <... futex resumed>) = 0 [pid 4802] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4798] exit_group(0 [pid 4807] <... openat resumed>) = 3 [pid 4806] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4805] <... futex resumed>) = 0 [pid 4804] <... futex resumed>) = 1 [pid 4803] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] <... futex resumed>) = ? [pid 4799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4798] <... exit_group resumed>) = ? [pid 4797] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4807] write(3, "1000", 4 [pid 4806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4805] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4804] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] <... futex resumed>) = 0 [pid 4802] +++ exited with 0 +++ [pid 4799] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4797] exit_group(0 [pid 4807] <... write resumed>) = 4 [pid 4806] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4804] <... futex resumed>) = ? [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4799] <... futex resumed>) = 0 [pid 4798] +++ exited with 0 +++ [pid 4797] <... exit_group resumed>) = ? [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4808 [pid 4807] close(3 [pid 4806] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4805] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4807] <... close resumed>) = 0 [pid 4807] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4807] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4804] +++ exited with 0 +++ [pid 4799] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4797] +++ exited with 0 +++ [pid 4807] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4806] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4805] <... io_uring_enter resumed>) = 1 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4809 attached [pid 4806] <... mmap resumed>) = 0x20ffb000 [pid 4805] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4798, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4808 attached [pid 4809] set_robust_list(0x7f556b91a9e0, 24 [pid 4807] <... clone resumed>, parent_tid=[4809], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4809 [pid 4806] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4805] <... futex resumed>) = 1 [pid 4799] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4810 attached [pid 4809] <... set_robust_list resumed>) = 0 [pid 4808] set_robust_list(0x555555af35e0, 24 [pid 4807] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4806] <... mmap resumed>) = 0x20ffd000 [pid 4805] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4799] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4810] set_robust_list(0x555555af35e0, 24 [pid 4809] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4808] <... set_robust_list resumed>) = 0 [pid 4807] <... futex resumed>) = 0 [pid 4806] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4805] <... futex resumed>) = ? [pid 4799] <... exit_group resumed>) = ? [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4810 ./strace-static-x86_64: Process 4811 attached [pid 4810] <... set_robust_list resumed>) = 0 [pid 4809] <... openat resumed>) = 3 [pid 4808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4807] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4806] <... futex resumed>) = 1 [pid 4805] +++ exited with 0 +++ [pid 4803] <... futex resumed>) = 0 [pid 4799] +++ exited with 0 +++ [pid 4811] set_robust_list(0x555555af35e0, 24 [pid 4810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4809] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] <... prctl resumed>) = 0 [pid 4806] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4811 [pid 4810] <... prctl resumed>) = 0 [pid 4809] <... futex resumed>) = 1 [pid 4808] setpgid(0, 0 [pid 4807] <... futex resumed>) = 0 [ 61.829555][ T4795] VFS: Close: file count is 0 [ 61.852389][ T4801] VFS: Close: file count is 0 [ 61.870768][ T4798] VFS: Close: file count is 0 [ 61.874384][ T4804] VFS: Close: file count is 0 [pid 4806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4811] <... set_robust_list resumed>) = 0 [pid 4810] setpgid(0, 0 [pid 4809] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4808] <... setpgid resumed>) = 0 [pid 4807] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4806] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... restart_syscall resumed>) = 0 [pid 4811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4810] <... setpgid resumed>) = 0 [pid 4809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4807] <... futex resumed>) = 0 [pid 4806] <... futex resumed>) = 0 [pid 4803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4811] <... prctl resumed>) = 0 [pid 4810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4809] dup(3 [pid 4808] <... openat resumed>) = 3 [pid 4807] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4806] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] setpgid(0, 0 [pid 4810] <... openat resumed>) = 3 [pid 4809] <... dup resumed>) = 4 [pid 4808] write(3, "1000", 4 [pid 4806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4812 attached [pid 4811] <... setpgid resumed>) = 0 [pid 4810] write(3, "1000", 4 [pid 4809] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] <... write resumed>) = 4 [pid 4806] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4803] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4810] <... write resumed>) = 4 [pid 4809] <... futex resumed>) = 1 [pid 4808] close(3 [pid 4807] <... futex resumed>) = 0 [pid 4806] <... io_uring_enter resumed>) = 1 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4812 [pid 4812] set_robust_list(0x555555af35e0, 24 [pid 4811] <... openat resumed>) = 3 [pid 4810] close(3 [pid 4809] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4808] <... close resumed>) = 0 [pid 4807] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4806] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] write(3, "1000", 4 [pid 4810] <... close resumed>) = 0 [pid 4809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4808] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4807] <... futex resumed>) = 0 [pid 4806] <... futex resumed>) = 1 [pid 4803] <... futex resumed>) = 0 [pid 4812] <... set_robust_list resumed>) = 0 [pid 4811] <... write resumed>) = 4 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4809] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4808] <... futex resumed>) = 0 [pid 4807] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4806] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4803] exit_group(0 [pid 4812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4811] close(3 [pid 4810] <... futex resumed>) = 0 [pid 4809] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4806] <... futex resumed>) = ? [pid 4803] <... exit_group resumed>) = ? [pid 4812] <... prctl resumed>) = 0 [pid 4811] <... close resumed>) = 0 [pid 4810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4809] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4808] <... mmap resumed>) = 0x7f556b8fa000 [pid 4806] +++ exited with 0 +++ [pid 4812] setpgid(0, 0 [pid 4811] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] <... mmap resumed>) = 0x7f556b8fa000 [pid 4809] <... mmap resumed>) = 0x20ffb000 [pid 4808] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4803] +++ exited with 0 +++ [pid 4812] <... setpgid resumed>) = 0 [pid 4811] <... futex resumed>) = 0 [pid 4810] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4809] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4808] <... mprotect resumed>) = 0 [pid 4812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4810] <... mprotect resumed>) = 0 [pid 4809] <... mmap resumed>) = 0x20ffd000 [pid 4808] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4803, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4811] <... mmap resumed>) = 0x7f556b8fa000 [pid 4810] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4809] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4814 attached [pid 4812] <... openat resumed>) = 3 [pid 4811] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4809] <... futex resumed>) = 1 [pid 4807] <... futex resumed>) = 0 [pid 4814] set_robust_list(0x7f556b91a9e0, 24 [pid 4812] write(3, "1000", 4 [pid 4811] <... mprotect resumed>) = 0 [pid 4810] <... clone resumed>, parent_tid=[4814], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4814 [pid 4809] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4808] <... clone resumed>, parent_tid=[4813], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4813 [pid 4807] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4815 [ 61.894996][ T4799] VFS: Close: file count is 0 [pid 4811] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4810] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4808] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4807] <... futex resumed>) = 0 [pid 4812] <... write resumed>) = 4 ./strace-static-x86_64: Process 4815 attached ./strace-static-x86_64: Process 4813 attached [pid 4812] close(3 [pid 4810] <... futex resumed>) = 0 [pid 4809] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] <... futex resumed>) = 0 [pid 4807] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4815] set_robust_list(0x555555af35e0, 24 [pid 4813] set_robust_list(0x7f556b91a9e0, 24 [pid 4812] <... close resumed>) = 0 [pid 4811] <... clone resumed>, parent_tid=[4816], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4816 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4809] <... futex resumed>) = 0 [pid 4808] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] <... set_robust_list resumed>) = 0 [pid 4813] <... set_robust_list resumed>) = 0 [pid 4812] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4809] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4807] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4816 attached [pid 4815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4814] <... set_robust_list resumed>) = 0 [pid 4813] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4812] <... futex resumed>) = 0 [pid 4811] <... futex resumed>) = 0 [pid 4809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4807] <... futex resumed>) = 0 [pid 4816] set_robust_list(0x7f556b91a9e0, 24 [pid 4815] <... prctl resumed>) = 0 [pid 4814] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4813] <... openat resumed>) = 3 [pid 4812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4811] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4809] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4807] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4816] <... set_robust_list resumed>) = 0 [pid 4815] setpgid(0, 0 [pid 4814] <... openat resumed>) = 3 [pid 4813] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] <... mmap resumed>) = 0x7f556b8fa000 [pid 4809] <... io_uring_enter resumed>) = 1 [pid 4816] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4815] <... setpgid resumed>) = 0 [pid 4814] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] <... futex resumed>) = 1 [pid 4812] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4809] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] <... futex resumed>) = 0 [pid 4816] <... openat resumed>) = 3 [pid 4815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4814] <... futex resumed>) = 1 [pid 4813] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4812] <... mprotect resumed>) = 0 [pid 4810] <... futex resumed>) = 0 [pid 4809] <... futex resumed>) = 1 [pid 4808] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4807] <... futex resumed>) = 0 [pid 4816] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] <... openat resumed>) = 3 [pid 4814] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4812] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4810] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4809] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4808] <... futex resumed>) = 0 [pid 4807] exit_group(0 [pid 4816] <... futex resumed>) = 1 [pid 4815] write(3, "1000", 4 [pid 4814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4813] dup(3 [pid 4811] <... futex resumed>) = 0 [pid 4810] <... futex resumed>) = 0 [pid 4809] <... futex resumed>) = ? [pid 4808] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4807] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4817 attached [pid 4816] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] <... write resumed>) = 4 [pid 4814] dup(3 [pid 4813] <... dup resumed>) = 4 [pid 4812] <... clone resumed>, parent_tid=[4817], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4817 [pid 4811] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4809] +++ exited with 0 +++ [pid 4807] +++ exited with 0 +++ [pid 4817] set_robust_list(0x7f556b91a9e0, 24 [pid 4816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] close(3 [pid 4814] <... dup resumed>) = 4 [pid 4813] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4807, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4817] <... set_robust_list resumed>) = 0 [pid 4816] dup(3 [pid 4815] <... close resumed>) = 0 [pid 4814] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] <... futex resumed>) = 1 [pid 4812] <... futex resumed>) = 0 [pid 4811] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4808] <... futex resumed>) = 0 [pid 4816] <... dup resumed>) = 4 [pid 4815] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4814] <... futex resumed>) = 1 [pid 4813] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4812] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4810] <... futex resumed>) = 0 [pid 4808] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4816] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] <... futex resumed>) = 0 [pid 4814] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4810] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] <... futex resumed>) = 0 [pid 4816] <... futex resumed>) = 1 [pid 4815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4813] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4811] <... futex resumed>) = 0 [pid 4810] <... futex resumed>) = 0 [pid 4808] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4817] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4816] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] <... mmap resumed>) = 0x7f556b8fa000 [pid 4814] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4813] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4811] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [ 61.920300][ T4803] VFS: Close: file count is 0 [pid 4813] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4817] <... openat resumed>) = 3 [pid 4816] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4815] <... mprotect resumed>) = 0 [pid 4814] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4813] <... mmap resumed>) = 0x20ffb000 [pid 4811] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4817] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4816] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4815] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4814] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4813] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4811] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4816] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4814] <... mmap resumed>) = 0x20ffb000 [pid 4813] <... mmap resumed>) = 0x20ffd000 [pid 4812] <... futex resumed>) = 0 [pid 4817] <... futex resumed>) = 1 [pid 4816] <... mmap resumed>) = 0x20ffb000 [pid 4817] dup(3 [pid 4815] <... clone resumed>, parent_tid=[4818], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4818 [pid 4814] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4813] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4819 [pid 4817] <... dup resumed>) = 4 [pid 4816] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4815] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4814] <... mmap resumed>) = 0x20ffd000 [pid 4813] <... futex resumed>) = 1 [pid 4812] <... futex resumed>) = 0 [pid 4808] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4819 attached [pid 4817] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4816] <... mmap resumed>) = 0x20ffd000 [pid 4815] <... futex resumed>) = 0 [pid 4814] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4812] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4808] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4817] <... futex resumed>) = 0 [pid 4816] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4814] <... futex resumed>) = 1 [pid 4813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4810] <... futex resumed>) = 0 [pid 4808] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4818 attached [pid 4819] set_robust_list(0x555555af35e0, 24 [pid 4817] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4816] <... futex resumed>) = 1 [pid 4814] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] <... futex resumed>) = 0 [pid 4810] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4819] <... set_robust_list resumed>) = 0 [pid 4818] set_robust_list(0x7f556b91a9e0, 24 [pid 4817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4816] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4813] <... futex resumed>) = 0 [pid 4812] <... futex resumed>) = 0 [pid 4811] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] <... futex resumed>) = 0 [pid 4808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4818] <... set_robust_list resumed>) = 0 [pid 4817] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4814] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4812] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4811] <... futex resumed>) = 0 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4808] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4819] <... prctl resumed>) = 0 [pid 4818] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4817] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4816] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4814] <... futex resumed>) = 0 [pid 4813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4811] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4808] <... futex resumed>) = 0 [pid 4819] setpgid(0, 0 [pid 4818] <... openat resumed>) = 3 [pid 4817] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4816] <... futex resumed>) = 0 [pid 4814] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4810] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4819] <... setpgid resumed>) = 0 [pid 4818] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4817] <... mmap resumed>) = 0x20ffb000 [pid 4816] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4813] <... io_uring_enter resumed>) = 1 [pid 4811] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] <... futex resumed>) = 0 [pid 4819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4818] <... futex resumed>) = 1 [pid 4817] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] <... futex resumed>) = 0 [pid 4814] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4813] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] <... futex resumed>) = 0 [pid 4810] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4819] <... openat resumed>) = 3 [pid 4818] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4817] <... mmap resumed>) = 0x20ffd000 [pid 4816] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4815] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4814] <... io_uring_enter resumed>) = 1 [pid 4813] <... futex resumed>) = 1 [pid 4811] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4808] <... futex resumed>) = 0 [pid 4819] write(3, "1000", 4 [pid 4818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4817] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4816] <... io_uring_enter resumed>) = 1 [pid 4815] <... futex resumed>) = 0 [pid 4814] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4808] exit_group(0 [pid 4819] <... write resumed>) = 4 [pid 4818] dup(3 [pid 4817] <... futex resumed>) = 1 [pid 4816] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4814] <... futex resumed>) = 1 [pid 4813] <... futex resumed>) = ? [pid 4812] <... futex resumed>) = 0 [pid 4810] <... futex resumed>) = 0 [pid 4808] <... exit_group resumed>) = ? [pid 4819] close(3 [pid 4818] <... dup resumed>) = 4 [pid 4817] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4816] <... futex resumed>) = 1 [pid 4814] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] +++ exited with 0 +++ [pid 4812] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] <... futex resumed>) = 0 [pid 4810] exit_group(0 [pid 4808] +++ exited with 0 +++ [pid 4819] <... close resumed>) = 0 [pid 4818] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4816] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4814] <... futex resumed>) = ? [pid 4812] <... futex resumed>) = 0 [pid 4811] exit_group(0 [pid 4810] <... exit_group resumed>) = ? [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4808, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4819] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4818] <... futex resumed>) = 1 [pid 4817] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4816] <... futex resumed>) = ? [pid 4815] <... futex resumed>) = 0 [pid 4814] +++ exited with 0 +++ [pid 4812] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4811] <... exit_group resumed>) = ? [pid 4819] <... futex resumed>) = 0 [pid 4818] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4817] <... futex resumed>) = 0 [pid 4816] +++ exited with 0 +++ [pid 4815] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4811] +++ exited with 0 +++ [pid 4810] +++ exited with 0 +++ [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4817] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] <... futex resumed>) = 0 [pid 4812] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... restart_syscall resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4810, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4819] <... mmap resumed>) = 0x7f556b8fa000 [pid 4818] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4812] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4819] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4818] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [ 61.949641][ T4807] VFS: Close: file count is 0 [pid 4817] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4812] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... restart_syscall resumed>) = 0 [pid 4819] <... mprotect resumed>) = 0 [pid 4817] <... io_uring_enter resumed>) = 1 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4819] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4817] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4822 attached ./strace-static-x86_64: Process 4821 attached ./strace-static-x86_64: Process 4820 attached [pid 4818] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4817] <... futex resumed>) = 1 [pid 4812] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4820 [pid 4822] set_robust_list(0x555555af35e0, 24 [pid 4821] set_robust_list(0x7f556b91a9e0, 24 [pid 4820] set_robust_list(0x555555af35e0, 24 [pid 4819] <... clone resumed>, parent_tid=[4821], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4821 [pid 4818] <... mmap resumed>) = 0x20ffb000 [pid 4817] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4812] exit_group(0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4822 [pid 4822] <... set_robust_list resumed>) = 0 [pid 4821] <... set_robust_list resumed>) = 0 [pid 4820] <... set_robust_list resumed>) = 0 [pid 4819] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4818] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4817] <... futex resumed>) = ? [pid 4812] <... exit_group resumed>) = ? [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4821] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4819] <... futex resumed>) = 0 [pid 4818] <... mmap resumed>) = 0x20ffd000 [pid 4817] +++ exited with 0 +++ ./strace-static-x86_64: Process 4823 attached [pid 4822] <... prctl resumed>) = 0 [pid 4821] <... openat resumed>) = 3 [pid 4820] <... prctl resumed>) = 0 [pid 4819] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4818] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4823 [pid 4822] setpgid(0, 0 [pid 4821] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] setpgid(0, 0 [pid 4819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4818] <... futex resumed>) = 1 [pid 4815] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4812, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4822] <... setpgid resumed>) = 0 [pid 4821] <... futex resumed>) = 0 [pid 4820] <... setpgid resumed>) = 0 [pid 4819] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4818] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] set_robust_list(0x555555af35e0, 24 [pid 4822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4821] dup(3 [pid 4820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4819] <... futex resumed>) = 0 [pid 4818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] <... futex resumed>) = 0 [pid 4823] <... set_robust_list resumed>) = 0 [pid 4822] <... openat resumed>) = 3 [pid 4821] <... dup resumed>) = 4 [pid 4820] <... openat resumed>) = 3 [pid 4819] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4818] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4822] write(3, "1000", 4 [pid 4821] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] write(3, "1000", 4 [pid 4819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4818] <... futex resumed>) = 0 [pid 4815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4822] <... write resumed>) = 4 [pid 4821] <... futex resumed>) = 0 [pid 4820] <... write resumed>) = 4 [pid 4818] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4824 [pid 4822] close(3 [pid 4821] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4820] close(3 [pid 4818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] <... futex resumed>) = 0 [pid 4822] <... close resumed>) = 0 [pid 4820] <... close resumed>) = 0 [pid 4818] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4815] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4822] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4818] <... io_uring_enter resumed>) = 1 [pid 4822] <... futex resumed>) = 0 [pid 4820] <... futex resumed>) = 0 [pid 4818] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4818] <... futex resumed>) = 1 [pid 4815] <... futex resumed>) = 0 [pid 4823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4822] <... mmap resumed>) = 0x7f556b8fa000 [pid 4820] <... mmap resumed>) = 0x7f556b8fa000 [pid 4819] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4818] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4815] exit_group(0 [pid 4823] <... prctl resumed>) = 0 [pid 4822] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4821] <... futex resumed>) = 0 [pid 4820] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4819] <... futex resumed>) = 1 [pid 4818] <... futex resumed>) = ? [pid 4815] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4824 attached [pid 4823] setpgid(0, 0 [pid 4822] <... mprotect resumed>) = 0 [pid 4821] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4820] <... mprotect resumed>) = 0 [pid 4819] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4818] +++ exited with 0 +++ [pid 4815] +++ exited with 0 +++ [pid 4822] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4821] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4820] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4821] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4822] <... clone resumed>, parent_tid=[4825], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4825 [pid 4821] <... mmap resumed>) = 0x20ffb000 [pid 4820] <... clone resumed>, parent_tid=[4826], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4826 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4823] <... setpgid resumed>) = 0 [pid 4822] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4821] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4820] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] set_robust_list(0x555555af35e0, 24) = 0 [pid 4823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4822] <... futex resumed>) = 0 [pid 4821] <... mmap resumed>) = 0x20ffd000 [pid 4820] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4827 [pid 4824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4823] <... openat resumed>) = 3 [pid 4822] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4821] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4827 attached ./strace-static-x86_64: Process 4826 attached [pid 4824] <... prctl resumed>) = 0 [pid 4823] write(3, "1000", 4 [pid 4821] <... futex resumed>) = 1 [pid 4819] <... futex resumed>) = 0 [pid 4826] set_robust_list(0x7f556b91a9e0, 24 [pid 4824] setpgid(0, 0 [pid 4823] <... write resumed>) = 4 [pid 4821] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4819] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4825 attached [pid 4826] <... set_robust_list resumed>) = 0 [pid 4824] <... setpgid resumed>) = 0 [pid 4823] close(3 [pid 4821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4819] <... futex resumed>) = 0 [pid 4826] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4825] set_robust_list(0x7f556b91a9e0, 24 [pid 4823] <... close resumed>) = 0 [pid 4821] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4819] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4827] set_robust_list(0x555555af35e0, 24 [pid 4826] <... openat resumed>) = 3 [pid 4825] <... set_robust_list resumed>) = 0 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4821] <... futex resumed>) = 0 [pid 4819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4827] <... set_robust_list resumed>) = 0 [pid 4826] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4825] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4824] <... openat resumed>) = 3 [pid 4823] <... futex resumed>) = 0 [pid 4821] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4819] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] <... futex resumed>) = 1 [pid 4825] <... openat resumed>) = 3 [pid 4824] write(3, "1000", 4 [pid 4823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4820] <... futex resumed>) = 0 [pid 4819] <... futex resumed>) = 0 [pid 4827] <... prctl resumed>) = 0 [pid 4826] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] <... write resumed>) = 4 [pid 4823] <... mmap resumed>) = 0x7f556b8fa000 [pid 4821] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4820] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4819] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4827] setpgid(0, 0 [pid 4826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4825] <... futex resumed>) = 1 [pid 4824] close(3 [pid 4823] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4822] <... futex resumed>) = 0 [pid 4821] <... io_uring_enter resumed>) = 1 [pid 4820] <... futex resumed>) = 0 [pid 4827] <... setpgid resumed>) = 0 [pid 4826] dup(3 [pid 4825] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4824] <... close resumed>) = 0 [pid 4823] <... mprotect resumed>) = 0 [pid 4822] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4821] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4826] <... dup resumed>) = 4 [pid 4825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4822] <... futex resumed>) = 0 [pid 4821] <... futex resumed>) = 1 [pid 4819] <... futex resumed>) = 0 [pid 4827] <... openat resumed>) = 3 [pid 4826] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4825] dup(3 [pid 4824] <... futex resumed>) = 0 [pid 4822] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4821] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4819] exit_group(0 [pid 4827] write(3, "1000", 4 [pid 4826] <... futex resumed>) = 1 [pid 4825] <... dup resumed>) = 4 [pid 4824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4823] <... clone resumed>, parent_tid=[4828], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4828 [pid 4821] <... futex resumed>) = ? [pid 4820] <... futex resumed>) = 0 [pid 4819] <... exit_group resumed>) = ? [pid 4827] <... write resumed>) = 4 [pid 4826] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] <... mmap resumed>) = 0x7f556b8fa000 [pid 4823] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4821] +++ exited with 0 +++ [pid 4820] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4825] <... futex resumed>) = 1 [pid 4822] <... futex resumed>) = 0 [pid 4820] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4828 attached [pid 4826] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4825] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4824] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4823] <... futex resumed>) = 0 [pid 4822] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4819] +++ exited with 0 +++ [pid 4827] close(3 [pid 4828] set_robust_list(0x7f556b91a9e0, 24 [pid 4827] <... close resumed>) = 0 [pid 4826] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [ 61.989917][ T4808] VFS: Close: file count is 0 [ 61.994137][ T4810] VFS: Close: file count is 0 [ 61.995255][ T4811] VFS: Close: file count is 0 [ 62.020865][ T4812] VFS: Close: file count is 0 [ 62.038551][ T4815] VFS: Close: file count is 0 [pid 4825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] <... mprotect resumed>) = 0 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4822] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4819, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4828] <... set_robust_list resumed>) = 0 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4825] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4824] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4822] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4828] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4826] <... mmap resumed>) = 0x20ffb000 [pid 4825] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4828] <... openat resumed>) = 3 [pid 4826] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4825] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4828] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] <... mmap resumed>) = 0x20ffd000 [pid 4825] <... mmap resumed>) = 0x20ffb000 [pid 4828] <... futex resumed>) = 1 [pid 4826] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4825] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4828] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4826] <... futex resumed>) = 1 [pid 4825] <... mmap resumed>) = 0x20ffd000 [pid 4820] <... futex resumed>) = 0 [pid 4826] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] <... futex resumed>) = 0 [pid 4820] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4827] <... futex resumed>) = 0 [pid 4826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4825] <... futex resumed>) = 1 [pid 4827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4823] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4822] <... futex resumed>) = 0 [pid 4820] <... futex resumed>) = 0 [pid 4828] <... futex resumed>) = 0 [pid 4827] <... mmap resumed>) = 0x7f556b8fa000 [pid 4826] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4825] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4824] <... clone resumed>, parent_tid=[4829], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4829 [pid 4823] <... futex resumed>) = 1 [pid 4822] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4828] dup(3 [pid 4827] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4826] <... futex resumed>) = 0 [pid 4825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4822] <... futex resumed>) = 0 [pid 4820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4828] <... dup resumed>) = 4 [pid 4827] <... mprotect resumed>) = 0 [pid 4826] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] <... futex resumed>) = 0 [pid 4822] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4820] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4829 attached [pid 4828] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4827] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4825] <... futex resumed>) = 0 [pid 4824] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4820] <... futex resumed>) = 0 [pid 4829] set_robust_list(0x7f556b91a9e0, 24 [pid 4828] <... futex resumed>) = 1 [pid 4826] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4825] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4823] <... futex resumed>) = 0 [pid 4822] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4829] <... set_robust_list resumed>) = 0 [pid 4828] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4827] <... clone resumed>, parent_tid=[4830], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4830 [pid 4826] <... io_uring_enter resumed>) = 1 [pid 4825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4823] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4822] <... futex resumed>) = 0 [pid 4829] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4827] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4825] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4823] <... futex resumed>) = 0 [pid 4822] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4829] <... openat resumed>) = 3 [pid 4828] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4827] <... futex resumed>) = 0 [pid 4826] <... futex resumed>) = 1 [pid 4825] <... io_uring_enter resumed>) = 1 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4820] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4831 ./strace-static-x86_64: Process 4830 attached [pid 4829] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4828] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4826] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] exit_group(0./strace-static-x86_64: Process 4831 attached [pid 4830] set_robust_list(0x7f556b91a9e0, 24 [pid 4829] <... futex resumed>) = 1 [pid 4828] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4826] <... futex resumed>) = ? [pid 4825] <... futex resumed>) = 1 [pid 4824] <... futex resumed>) = 0 [pid 4822] <... futex resumed>) = 0 [pid 4820] <... exit_group resumed>) = ? [pid 4831] set_robust_list(0x555555af35e0, 24 [pid 4830] <... set_robust_list resumed>) = 0 [pid 4829] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4828] <... mmap resumed>) = 0x20ffb000 [pid 4826] +++ exited with 0 +++ [pid 4825] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4824] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4822] exit_group(0 [pid 4820] +++ exited with 0 +++ [pid 4831] <... set_robust_list resumed>) = 0 [pid 4830] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4828] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4825] <... futex resumed>) = ? [pid 4824] <... futex resumed>) = 0 [pid 4822] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4820, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4830] <... openat resumed>) = 3 [pid 4829] dup(3 [pid 4828] <... mmap resumed>) = 0x20ffd000 [pid 4825] +++ exited with 0 +++ [pid 4824] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4822] +++ exited with 0 +++ [pid 4831] <... prctl resumed>) = 0 [pid 4830] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4829] <... dup resumed>) = 4 [ 62.066101][ T4819] VFS: Close: file count is 0 [pid 4828] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4831] setpgid(0, 0 [pid 4830] <... futex resumed>) = 1 [pid 4829] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4828] <... futex resumed>) = 1 [pid 4827] <... futex resumed>) = 0 [pid 4823] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4831] <... setpgid resumed>) = 0 [pid 4830] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4829] <... futex resumed>) = 1 [pid 4828] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4827] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] <... futex resumed>) = 0 [pid 4823] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4829] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4823] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 4831] <... openat resumed>) = 3 [pid 4828] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4831] write(3, "1000", 4 [pid 4828] <... futex resumed>) = 0 [pid 4823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4831] <... write resumed>) = 4 [pid 4828] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4823] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4831] close(3 [pid 4828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4823] <... futex resumed>) = 0 [pid 4831] <... close resumed>) = 0 [pid 4828] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4823] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4832 [pid 4831] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4828] <... io_uring_enter resumed>) = 1 [pid 4831] <... futex resumed>) = 0 [pid 4828] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4828] <... futex resumed>) = 1 [pid 4823] <... futex resumed>) = 0 [pid 4831] <... mmap resumed>) = 0x7f556b8fa000 [pid 4828] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4823] exit_group(0 [pid 4831] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4828] <... futex resumed>) = ? [pid 4823] <... exit_group resumed>) = ? [pid 4831] <... mprotect resumed>) = 0 [pid 4830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4828] +++ exited with 0 +++ [pid 4827] <... futex resumed>) = 0 [pid 4824] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4833 attached [pid 4831] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4830] dup(3 [pid 4829] <... futex resumed>) = 0 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4824] <... futex resumed>) = 1 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4830] <... dup resumed>) = 4 [pid 4829] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4824] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4833 ./strace-static-x86_64: Process 4832 attached [pid 4833] set_robust_list(0x555555af35e0, 24 [pid 4831] <... clone resumed>, parent_tid=[4834], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4834 [pid 4830] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4829] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4833] <... set_robust_list resumed>) = 0 [pid 4832] set_robust_list(0x555555af35e0, 24 [pid 4831] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] <... futex resumed>) = 1 [pid 4829] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4827] <... futex resumed>) = 0 [pid 4832] <... set_robust_list resumed>) = 0 [pid 4831] <... futex resumed>) = 0 [pid 4830] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4829] <... mmap resumed>) = 0x20ffb000 [pid 4827] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4834 attached [pid 4833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4831] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4829] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4827] <... futex resumed>) = 0 [pid 4834] set_robust_list(0x7f556b91a9e0, 24 [pid 4832] <... prctl resumed>) = 0 [pid 4829] <... mmap resumed>) = 0x20ffd000 [pid 4834] <... set_robust_list resumed>) = 0 [pid 4832] setpgid(0, 0 [pid 4829] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4832] <... setpgid resumed>) = 0 [pid 4829] <... futex resumed>) = 1 [pid 4834] <... openat resumed>) = 3 [pid 4832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4829] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4834] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] <... openat resumed>) = 3 [pid 4834] <... futex resumed>) = 1 [pid 4832] write(3, "1000", 4 [pid 4831] <... futex resumed>) = 0 [pid 4834] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4833] <... prctl resumed>) = 0 [pid 4832] <... write resumed>) = 4 [pid 4831] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4824] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4832] close(3 [pid 4831] <... futex resumed>) = 0 [pid 4834] dup(3 [pid 4832] <... close resumed>) = 0 [pid 4831] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4830] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4824] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] <... dup resumed>) = 4 [pid 4832] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] setpgid(0, 0 [pid 4832] <... futex resumed>) = 0 [pid 4830] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4829] <... futex resumed>) = 0 [pid 4824] <... futex resumed>) = 1 [pid 4834] <... futex resumed>) = 1 [pid 4832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4831] <... futex resumed>) = 0 [pid 4830] <... mmap resumed>) = 0x20ffb000 [pid 4829] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4833] <... setpgid resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4835 ./strace-static-x86_64: Process 4835 attached [pid 4834] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4832] <... mmap resumed>) = 0x7f556b8fa000 [pid 4831] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4829] <... futex resumed>) = 0 [pid 4824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4835] set_robust_list(0x555555af35e0, 24 [pid 4834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4833] <... openat resumed>) = 3 [pid 4832] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4831] <... futex resumed>) = 0 [pid 4830] <... mmap resumed>) = 0x20ffd000 [pid 4829] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4824] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] <... set_robust_list resumed>) = 0 [pid 4834] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4833] write(3, "1000", 4 [pid 4832] <... mprotect resumed>) = 0 [pid 4831] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4830] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] <... futex resumed>) = 0 [pid 4835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4834] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4833] <... write resumed>) = 4 [pid 4832] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4830] <... futex resumed>) = 1 [pid 4829] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4827] <... futex resumed>) = 0 [pid 4824] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4836 attached [pid 4835] <... prctl resumed>) = 0 [pid 4834] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4833] close(3 [pid 4830] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4829] <... io_uring_enter resumed>) = 1 [pid 4827] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] setpgid(0, 0 [pid 4834] <... mmap resumed>) = 0x20ffb000 [pid 4833] <... close resumed>) = 0 [pid 4832] <... clone resumed>, parent_tid=[4836], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4836 [pid 4830] <... futex resumed>) = 0 [pid 4829] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4827] <... futex resumed>) = 0 [pid 4835] <... setpgid resumed>) = 0 [pid 4834] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4833] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4829] <... futex resumed>) = 1 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4824] <... futex resumed>) = 0 [pid 4836] set_robust_list(0x7f556b91a9e0, 24 [pid 4835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4834] <... mmap resumed>) = 0x20ffd000 [pid 4833] <... futex resumed>) = 0 [pid 4832] <... futex resumed>) = 0 [pid 4829] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] exit_group(0 [pid 4836] <... set_robust_list resumed>) = 0 [pid 4835] <... openat resumed>) = 3 [pid 4834] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4832] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4829] <... futex resumed>) = ? [pid 4827] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] <... exit_group resumed>) = ? [pid 4836] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4835] write(3, "1000", 4 [pid 4834] <... futex resumed>) = 1 [pid 4833] <... mmap resumed>) = 0x7f556b8fa000 [pid 4831] <... futex resumed>) = 0 [pid 4830] <... futex resumed>) = 0 [pid 4829] +++ exited with 0 +++ [pid 4827] <... futex resumed>) = 1 [pid 4824] +++ exited with 0 +++ [pid 4836] <... openat resumed>) = 3 [pid 4835] <... write resumed>) = 4 [pid 4834] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4833] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4831] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [ 62.091816][ T4820] VFS: Close: file count is 0 [ 62.095957][ T4822] VFS: Close: file count is 0 [ 62.109328][ T4823] VFS: Close: file count is 0 [pid 4827] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4836] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] close(3 [pid 4834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4833] <... mprotect resumed>) = 0 [pid 4831] <... futex resumed>) = 0 [pid 4830] <... io_uring_enter resumed>) = 1 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4824, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4836] <... futex resumed>) = 1 [pid 4835] <... close resumed>) = 0 [pid 4834] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4832] <... futex resumed>) = 0 [pid 4831] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4830] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4837 attached [pid 4836] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4835] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] <... futex resumed>) = 0 [pid 4832] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4830] <... futex resumed>) = 1 [pid 4827] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4835] <... futex resumed>) = 0 [pid 4834] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4833] <... clone resumed>, parent_tid=[4837], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4837 [pid 4832] <... futex resumed>) = 0 [pid 4831] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4827] exit_group(0 [pid 4836] dup(3 [pid 4835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4833] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4831] <... futex resumed>) = 0 [pid 4830] <... futex resumed>) = ? [pid 4827] <... exit_group resumed>) = ? [pid 4837] set_robust_list(0x7f556b91a9e0, 24 [pid 4836] <... dup resumed>) = 4 [pid 4835] <... mmap resumed>) = 0x7f556b8fa000 [pid 4834] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4833] <... futex resumed>) = 0 [pid 4831] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4835] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4834] <... io_uring_enter resumed>) = 1 [pid 4830] +++ exited with 0 +++ [pid 4827] +++ exited with 0 +++ [pid 4833] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4836] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4837] <... set_robust_list resumed>) = 0 [pid 4836] <... futex resumed>) = 1 [pid 4835] <... mprotect resumed>) = 0 [pid 4834] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4838 [pid 4837] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4836] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4835] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4834] <... futex resumed>) = 1 [pid 4832] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4831] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4827, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4837] <... openat resumed>) = 3 [pid 4836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4834] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4832] <... futex resumed>) = 0 [pid 4831] exit_group(0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4840 attached ./strace-static-x86_64: Process 4839 attached [pid 4837] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4835] <... clone resumed>, parent_tid=[4839], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4839 [pid 4834] <... futex resumed>) = ? [pid 4832] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4831] <... exit_group resumed>) = ? [pid 4840] set_robust_list(0x555555af35e0, 24 [pid 4839] set_robust_list(0x7f556b91a9e0, 24 [pid 4837] <... futex resumed>) = 1 [pid 4836] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4835] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] +++ exited with 0 +++ [pid 4833] <... futex resumed>) = 0 [pid 4831] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4840 ./strace-static-x86_64: Process 4838 attached [pid 4837] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4836] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4835] <... futex resumed>) = 0 [pid 4833] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] <... set_robust_list resumed>) = 0 [pid 4838] set_robust_list(0x555555af35e0, 24 [pid 4837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4836] <... mmap resumed>) = 0x20ffb000 [pid 4835] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4833] <... futex resumed>) = 0 [pid 4840] <... set_robust_list resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4839] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4838] <... set_robust_list resumed>) = 0 [pid 4837] dup(3 [pid 4836] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4833] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4839] <... openat resumed>) = 3 [pid 4838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4837] <... dup resumed>) = 4 [pid 4836] <... mmap resumed>) = 0x20ffd000 [pid 4839] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] <... prctl resumed>) = 0 [pid 4837] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] <... futex resumed>) = 1 [pid 4838] setpgid(0, 0 [pid 4837] <... futex resumed>) = 1 [pid 4836] <... futex resumed>) = 1 [pid 4835] <... futex resumed>) = 0 [pid 4833] <... futex resumed>) = 0 [pid 4832] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4839] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] <... setpgid resumed>) = 0 [pid 4837] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4836] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4835] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4840] <... prctl resumed>) = 0 [pid 4835] <... futex resumed>) = 0 [pid 4833] <... futex resumed>) = 0 [pid 4832] <... futex resumed>) = 0 [pid 4840] setpgid(0, 0 [pid 4839] dup(3 [pid 4838] <... openat resumed>) = 3 [pid 4837] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4836] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4833] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4832] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4841 ./strace-static-x86_64: Process 4841 attached [pid 4840] <... setpgid resumed>) = 0 [pid 4839] <... dup resumed>) = 4 [pid 4838] write(3, "1000", 4 [pid 4837] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4836] <... futex resumed>) = 0 [pid 4832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4841] set_robust_list(0x555555af35e0, 24 [pid 4840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4839] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] <... write resumed>) = 4 [pid 4837] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4836] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4832] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4841] <... set_robust_list resumed>) = 0 [pid 4839] <... futex resumed>) = 1 [pid 4838] close(3 [pid 4837] <... mmap resumed>) = 0x20ffb000 [pid 4836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4835] <... futex resumed>) = 0 [pid 4832] <... futex resumed>) = 0 [pid 4840] <... openat resumed>) = 3 [pid 4841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4840] write(3, "1000", 4 [pid 4839] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] <... close resumed>) = 0 [pid 4837] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4836] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4835] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4841] <... prctl resumed>) = 0 [pid 4840] <... write resumed>) = 4 [pid 4839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4838] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4837] <... mmap resumed>) = 0x20ffd000 [pid 4835] <... futex resumed>) = 0 [pid 4841] setpgid(0, 0 [pid 4840] close(3 [pid 4839] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4838] <... futex resumed>) = 0 [pid 4837] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] <... io_uring_enter resumed>) = 1 [pid 4835] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4841] <... setpgid resumed>) = 0 [pid 4840] <... close resumed>) = 0 [pid 4839] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4837] <... futex resumed>) = 1 [pid 4836] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] <... futex resumed>) = 0 [pid 4841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4840] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4838] <... mmap resumed>) = 0x7f556b8fa000 [pid 4837] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4836] <... futex resumed>) = 1 [pid 4833] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] <... futex resumed>) = 0 [pid 4841] <... openat resumed>) = 3 [pid 4840] <... futex resumed>) = 0 [pid 4839] <... mmap resumed>) = 0x20ffb000 [pid 4838] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4836] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4833] <... futex resumed>) = 0 [pid 4832] exit_group(0 [pid 4841] write(3, "1000", 4 [pid 4840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4839] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4838] <... mprotect resumed>) = 0 [pid 4837] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] <... futex resumed>) = ? [pid 4833] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4832] <... exit_group resumed>) = ? [pid 4841] <... write resumed>) = 4 [pid 4840] <... mmap resumed>) = 0x7f556b8fa000 [pid 4839] <... mmap resumed>) = 0x20ffd000 [pid 4838] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4837] <... futex resumed>) = 0 [pid 4841] close(3) = 0 [pid 4838] <... clone resumed>, parent_tid=[4842], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4842 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] +++ exited with 0 +++ [pid 4833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4832] +++ exited with 0 +++ [pid 4840] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4839] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4837] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4841] <... futex resumed>) = 0 [pid 4840] <... mprotect resumed>) = 0 [pid 4839] <... futex resumed>) = 1 [pid 4838] <... futex resumed>) = 0 [pid 4837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4835] <... futex resumed>) = 0 [pid 4833] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 62.146286][ T4824] VFS: Close: file count is 0 [ 62.162476][ T4827] VFS: Close: file count is 0 [ 62.175411][ T4831] VFS: Close: file count is 0 [pid 4841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4840] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4839] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4837] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4835] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] <... futex resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4841] <... mmap resumed>) = 0x7f556b8fa000 [pid 4839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4837] <... io_uring_enter resumed>) = 1 [pid 4835] <... futex resumed>) = 0 [pid 4833] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... restart_syscall resumed>) = 0 [pid 4841] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4840] <... clone resumed>, parent_tid=[4843], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4843 [pid 4839] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4837] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4842 attached [pid 4841] <... mprotect resumed>) = 0 [pid 4840] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] <... futex resumed>) = 0 [pid 4837] <... futex resumed>) = 0 [pid 4835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4833] exit_group(0 [pid 4842] set_robust_list(0x7f556b91a9e0, 24 [pid 4841] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4840] <... futex resumed>) = 0 [pid 4839] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4835] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4833] <... exit_group resumed>) = ? [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4842] <... set_robust_list resumed>) = 0 [pid 4840] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4837] +++ exited with 0 +++ [pid 4835] <... futex resumed>) = 0 [pid 4842] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4841] <... clone resumed>, parent_tid=[4844], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4844 [pid 4833] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4845 ./strace-static-x86_64: Process 4843 attached [pid 4842] <... openat resumed>) = 3 [pid 4841] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4835] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4842] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4841] <... futex resumed>) = 0 [pid 4839] <... io_uring_enter resumed>) = 1 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4833, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4843] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4842] <... futex resumed>) = 1 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4839] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4844 attached [pid 4843] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4842] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4839] <... futex resumed>) = 1 [pid 4838] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] <... futex resumed>) = 0 [pid 4844] set_robust_list(0x7f556b91a9e0, 24 [pid 4842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4838] <... futex resumed>) = 0 [pid 4844] <... set_robust_list resumed>) = 0 [pid 4842] dup(3 [pid 4839] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4835] exit_group(0 [pid 4844] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4843] <... openat resumed>) = 3 [pid 4842] <... dup resumed>) = 4 [pid 4835] <... exit_group resumed>) = ? [pid 4844] <... openat resumed>) = 3 [pid 4842] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] <... futex resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4846 ./strace-static-x86_64: Process 4846 attached ./strace-static-x86_64: Process 4845 attached [pid 4844] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4842] <... futex resumed>) = 1 [pid 4838] <... futex resumed>) = 0 [pid 4846] set_robust_list(0x555555af35e0, 24 [pid 4844] <... futex resumed>) = 1 [pid 4842] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4841] <... futex resumed>) = 0 [pid 4838] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] <... set_robust_list resumed>) = 0 [pid 4844] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4843] <... futex resumed>) = 1 [pid 4842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4841] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4840] <... futex resumed>) = 0 [pid 4839] +++ exited with 0 +++ [pid 4845] set_robust_list(0x555555af35e0, 24 [pid 4838] <... futex resumed>) = 0 [pid 4835] +++ exited with 0 +++ [pid 4846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4845] <... set_robust_list resumed>) = 0 [pid 4844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4843] dup(3 [pid 4842] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4846] <... prctl resumed>) = 0 [pid 4845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4844] dup(3 [pid 4843] <... dup resumed>) = 4 [pid 4842] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4840] <... futex resumed>) = 0 [pid 4846] setpgid(0, 0 [pid 4845] <... prctl resumed>) = 0 [pid 4844] <... dup resumed>) = 4 [pid 4843] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4842] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4840] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4835, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4846] <... setpgid resumed>) = 0 [pid 4845] setpgid(0, 0 [pid 4844] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] <... futex resumed>) = 0 [pid 4842] <... mmap resumed>) = 0x20ffb000 [pid 4840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4845] <... setpgid resumed>) = 0 [pid 4844] <... futex resumed>) = 1 [pid 4843] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4842] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4846] <... openat resumed>) = 3 [pid 4845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4844] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4842] <... mmap resumed>) = 0x20ffd000 [pid 4841] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4840] <... futex resumed>) = 0 [pid 4846] write(3, "1000", 4 [pid 4845] <... openat resumed>) = 3 [pid 4844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4843] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4842] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4846] <... write resumed>) = 4 [pid 4845] write(3, "1000", 4 [pid 4844] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4843] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4842] <... futex resumed>) = 1 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4838] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4847 [pid 4846] close(3 [pid 4845] <... write resumed>) = 4 [pid 4844] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4843] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4842] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] <... close resumed>) = 0 [pid 4845] close(3 [pid 4844] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4838] <... futex resumed>) = 0 [pid 4843] <... mmap resumed>) = 0x20ffb000 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] <... close resumed>) = 0 [pid 4844] <... mmap resumed>) = 0x20ffb000 [pid 4843] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4842] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4847 attached [pid 4846] <... futex resumed>) = 0 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4844] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4843] <... mmap resumed>) = 0x20ffd000 [pid 4842] <... futex resumed>) = 0 [pid 4838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4847] set_robust_list(0x555555af35e0, 24 [pid 4846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4845] <... futex resumed>) = 0 [pid 4844] <... mmap resumed>) = 0x20ffd000 [pid 4843] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4842] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4838] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4847] <... set_robust_list resumed>) = 0 [pid 4846] <... mmap resumed>) = 0x7f556b8fa000 [pid 4845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4844] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] <... futex resumed>) = 1 [pid 4842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4840] <... futex resumed>) = 0 [pid 4838] <... futex resumed>) = 0 [pid 4847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4846] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4845] <... mmap resumed>) = 0x7f556b8fa000 [pid 4844] <... futex resumed>) = 1 [pid 4843] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4842] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4847] <... prctl resumed>) = 0 [pid 4846] <... mprotect resumed>) = 0 [pid 4845] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4844] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4842] <... io_uring_enter resumed>) = 1 [pid 4841] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4840] <... futex resumed>) = 0 [pid 4847] setpgid(0, 0 [pid 4846] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4845] <... mprotect resumed>) = 0 [pid 4844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4843] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4842] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4847] <... setpgid resumed>) = 0 [pid 4845] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4844] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] <... futex resumed>) = 0 [pid 4842] <... futex resumed>) = 1 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4838] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4848 attached [pid 4847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4846] <... clone resumed>, parent_tid=[4848], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4848 [pid 4844] <... futex resumed>) = 0 [pid 4843] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4842] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4840] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] exit_group(0./strace-static-x86_64: Process 4849 attached [pid 4848] set_robust_list(0x7f556b91a9e0, 24 [pid 4847] <... openat resumed>) = 3 [pid 4846] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] <... clone resumed>, parent_tid=[4849], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4849 [pid 4844] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4842] <... futex resumed>) = ? [pid 4841] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4840] <... futex resumed>) = 0 [pid 4838] <... exit_group resumed>) = ? [pid 4848] <... set_robust_list resumed>) = 0 [pid 4847] write(3, "1000", 4 [pid 4846] <... futex resumed>) = 0 [pid 4845] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4843] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4842] +++ exited with 0 +++ [pid 4841] <... futex resumed>) = 0 [pid 4840] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4838] +++ exited with 0 +++ [pid 4848] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4847] <... write resumed>) = 4 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4845] <... futex resumed>) = 0 [pid 4844] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4843] <... io_uring_enter resumed>) = 1 [pid 4841] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4849] set_robust_list(0x7f556b91a9e0, 24 [pid 4848] <... openat resumed>) = 3 [ 62.206955][ T4836] VFS: Close: file count is 0 [ 62.222272][ T4833] VFS: Close: file count is 0 [ 62.235933][ T4839] VFS: Close: file count is 0 [pid 4847] close(3 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4844] <... io_uring_enter resumed>) = 1 [pid 4843] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4849] <... set_robust_list resumed>) = 0 [pid 4848] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4847] <... close resumed>) = 0 [pid 4844] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] <... futex resumed>) = 1 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4840] <... futex resumed>) = 0 [pid 4849] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4847] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4844] <... futex resumed>) = 1 [pid 4841] <... futex resumed>) = 0 [pid 4849] <... openat resumed>) = 3 [pid 4847] <... futex resumed>) = 0 [pid 4844] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4841] exit_group(0 [pid 4849] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4844] <... futex resumed>) = ? [pid 4841] <... exit_group resumed>) = ? [pid 4849] <... futex resumed>) = 1 [pid 4847] <... mmap resumed>) = 0x7f556b8fa000 [pid 4844] +++ exited with 0 +++ [pid 4841] +++ exited with 0 +++ [pid 4849] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4847] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4845] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4847] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4843] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4840] exit_group(0 [pid 4847] <... clone resumed>, parent_tid=[4850], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4850 [pid 4847] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4847] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4850 attached [pid 4850] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4850] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME) = 3 [pid 4850] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4847] <... futex resumed>) = 0 [pid 4847] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4847] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4850] <... futex resumed>) = 1 [pid 4850] dup(3) = 4 [pid 4850] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4847] <... futex resumed>) = 0 [pid 4847] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] <... futex resumed>) = 0 [pid 4848] <... futex resumed>) = 1 [pid 4847] <... futex resumed>) = 0 [pid 4846] <... futex resumed>) = 0 [pid 4845] <... futex resumed>) = 1 [pid 4843] <... futex resumed>) = ? [pid 4840] <... exit_group resumed>) = ? [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4849] dup(3 [pid 4847] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4846] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4850] <... futex resumed>) = 1 [pid 4849] <... dup resumed>) = 4 [pid 4846] <... futex resumed>) = 0 [pid 4850] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4849] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4850] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4849] <... futex resumed>) = 0 [pid 4843] +++ exited with 0 +++ [pid 4850] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4849] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4850] <... mmap resumed>) = 0x20ffb000 [pid 4840] +++ exited with 0 +++ [pid 4850] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4850] <... mmap resumed>) = 0x20ffd000 [pid 4848] dup(3 [pid 4845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4850] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] <... dup resumed>) = 4 [pid 4845] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4840, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3617] <... restart_syscall resumed>) = 0 [pid 4850] <... futex resumed>) = 1 [pid 4847] <... futex resumed>) = 0 [pid 4850] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] <... futex resumed>) = 0 [pid 4847] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] <... futex resumed>) = 1 [pid 4848] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4850] <... futex resumed>) = 0 [pid 4849] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4847] <... futex resumed>) = 0 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4850] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4849] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4848] <... futex resumed>) = 1 [pid 4847] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4846] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4851 ./strace-static-x86_64: Process 4851 attached [pid 4849] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4846] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] set_robust_list(0x555555af35e0, 24 [pid 4849] <... mmap resumed>) = 0x20ffb000 [pid 4847] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] <... futex resumed>) = 0 [pid 4851] <... set_robust_list resumed>) = 0 [pid 4850] <... futex resumed>) = 0 [pid 4849] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4847] <... futex resumed>) = 1 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4850] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4849] <... mmap resumed>) = 0x20ffd000 [pid 4847] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] <... prctl resumed>) = 0 [pid 4850] <... io_uring_enter resumed>) = 1 [pid 4849] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] setpgid(0, 0 [pid 4850] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] <... futex resumed>) = 1 [pid 4851] <... setpgid resumed>) = 0 [pid 4850] <... futex resumed>) = 1 [pid 4849] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4847] <... futex resumed>) = 0 [pid 4851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4850] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4848] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4847] exit_group(0 [pid 4845] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4851] <... openat resumed>) = 3 [pid 4850] <... futex resumed>) = ? [pid 4847] <... exit_group resumed>) = ? [pid 4851] write(3, "1000", 4 [pid 4850] +++ exited with 0 +++ [pid 4848] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4847] +++ exited with 0 +++ [pid 4845] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] <... write resumed>) = 4 [pid 4851] close(3) = 0 [pid 4849] <... futex resumed>) = 0 [pid 4848] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4845] <... futex resumed>) = 1 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4852 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4853 [pid 4851] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] <... mmap resumed>) = 0x20ffb000 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4847, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4852 attached [pid 4851] <... futex resumed>) = 0 [pid 4849] <... futex resumed>) = 0 [pid 4848] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4853 attached [pid 4852] set_robust_list(0x555555af35e0, 24 [pid 4851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4849] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4853] set_robust_list(0x555555af35e0, 24 [pid 4852] <... set_robust_list resumed>) = 0 [pid 4851] <... mmap resumed>) = 0x7f556b8fa000 [pid 4853] <... set_robust_list resumed>) = 0 [pid 4852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4851] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4852] <... prctl resumed>) = 0 [pid 4851] <... mprotect resumed>) = 0 [pid 4853] <... prctl resumed>) = 0 [pid 4852] setpgid(0, 0 [pid 4851] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4853] setpgid(0, 0 [pid 4852] <... setpgid resumed>) = 0 [pid 4853] <... setpgid resumed>) = 0 [pid 4852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4851] <... clone resumed>, parent_tid=[4854], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4854 [pid 4853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4852] <... openat resumed>) = 3 [pid 4851] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] <... mmap resumed>) = 0x20ffd000 [pid 4845] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4854 attached [pid 4853] <... openat resumed>) = 3 [pid 4852] write(3, "1000", 4 [pid 4851] <... futex resumed>) = 0 [pid 4848] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] write(3, "1000", 4 [pid 4852] <... write resumed>) = 4 [pid 4851] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4848] <... futex resumed>) = 1 [pid 4846] <... futex resumed>) = 0 [pid 4854] set_robust_list(0x7f556b91a9e0, 24 [pid 4853] <... write resumed>) = 4 [pid 4852] close(3 [pid 4849] <... futex resumed>) = 0 [pid 4848] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4846] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] <... futex resumed>) = 1 [pid 4854] <... set_robust_list resumed>) = 0 [pid 4853] close(3 [pid 4852] <... close resumed>) = 0 [pid 4849] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4846] <... futex resumed>) = 0 [pid 4845] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4854] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4853] <... close resumed>) = 0 [pid 4852] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] <... io_uring_enter resumed>) = 1 [pid 4848] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4854] <... openat resumed>) = 3 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] <... futex resumed>) = 0 [pid 4849] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] <... futex resumed>) = 0 [pid 4852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4849] <... futex resumed>) = 0 [pid 4848] <... futex resumed>) = 0 [pid 4846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4854] <... futex resumed>) = 1 [pid 4853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4852] <... mmap resumed>) = 0x7f556b8fa000 [pid 4851] <... futex resumed>) = 0 [pid 4849] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4848] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4846] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4855 [pid 4854] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4853] <... mmap resumed>) = 0x7f556b8fa000 [pid 4852] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4851] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4846] <... futex resumed>) = 0 [pid 4845] exit_group(0 [pid 4854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4853] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4852] <... mprotect resumed>) = 0 [pid 4851] <... futex resumed>) = 0 [pid 4849] <... futex resumed>) = ? [ 62.274678][ T4838] VFS: Close: file count is 0 [ 62.283499][ T4841] VFS: Close: file count is 0 [ 62.293292][ T4840] VFS: Close: file count is 0 [ 62.306414][ T4847] VFS: Close: file count is 0 [pid 4848] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4846] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4845] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4855 attached [pid 4854] dup(3 [pid 4853] <... mprotect resumed>) = 0 [pid 4852] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4851] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4849] +++ exited with 0 +++ [pid 4848] <... io_uring_enter resumed>) = 1 [pid 4854] <... dup resumed>) = 4 [pid 4853] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4848] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] <... clone resumed>, parent_tid=[4856], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4856 [pid 4845] +++ exited with 0 +++ [pid 4848] <... futex resumed>) = 1 [pid 4846] <... futex resumed>) = 0 [pid 4854] <... futex resumed>) = 1 [pid 4853] <... clone resumed>, parent_tid=[4857], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4857 [pid 4852] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4845, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4854] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4853] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] <... futex resumed>) = 0 [pid 4851] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4853] <... futex resumed>) = 0 [pid 4852] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] <... futex resumed>) = 0 [pid 4854] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4854] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 ./strace-static-x86_64: Process 4857 attached [pid 4854] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4858 [pid 4857] set_robust_list(0x7f556b91a9e0, 24 [pid 4854] <... mmap resumed>) = 0x20ffb000 [pid 4857] <... set_robust_list resumed>) = 0 [pid 4854] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4846] exit_group(0 [pid 4857] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4855] set_robust_list(0x555555af35e0, 24 [pid 4854] <... mmap resumed>) = 0x20ffd000 [pid 4846] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4856 attached [pid 4857] <... openat resumed>) = 3 [pid 4855] <... set_robust_list resumed>) = 0 [pid 4854] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] +++ exited with 0 +++ [pid 4857] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] set_robust_list(0x7f556b91a9e0, 24 [pid 4854] <... futex resumed>) = 1 [pid 4851] <... futex resumed>) = 0 [pid 4857] <... futex resumed>) = 1 [pid 4856] <... set_robust_list resumed>) = 0 [pid 4854] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4853] <... futex resumed>) = 0 [pid 4851] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4858 attached [pid 4857] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4856] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4853] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] <... futex resumed>) = 0 [pid 4846] +++ exited with 0 +++ [pid 4857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4856] <... openat resumed>) = 3 [pid 4854] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] <... futex resumed>) = 0 [pid 4851] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4857] dup(3 [pid 4856] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] <... futex resumed>) = 0 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4857] <... dup resumed>) = 4 [pid 4856] <... futex resumed>) = 1 [pid 4854] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4852] <... futex resumed>) = 0 [pid 4851] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4857] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4852] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] <... futex resumed>) = 0 [pid 4857] <... futex resumed>) = 1 [pid 4856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4854] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4853] <... futex resumed>) = 0 [pid 4852] <... futex resumed>) = 0 [pid 4851] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4857] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4856] dup(3 [pid 4854] <... io_uring_enter resumed>) = 1 [pid 4853] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4856] <... dup resumed>) = 4 [pid 4854] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4846, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4855] <... prctl resumed>) = 0 [pid 4857] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4856] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] <... futex resumed>) = 1 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4851] <... futex resumed>) = 0 [pid 4855] setpgid(0, 0 [pid 4857] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4856] <... futex resumed>) = 1 [pid 4854] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4852] <... futex resumed>) = 0 [pid 4851] exit_group(0 [pid 4857] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4856] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] <... setpgid resumed>) = 0 [pid 4854] <... futex resumed>) = ? [pid 4852] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] <... exit_group resumed>) = ? [pid 4858] set_robust_list(0x555555af35e0, 24 [pid 4857] <... mmap resumed>) = 0x20ffb000 [pid 4856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4854] +++ exited with 0 +++ [pid 4852] <... futex resumed>) = 0 [pid 4851] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4858] <... set_robust_list resumed>) = 0 [pid 4857] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4856] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4852] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4857] <... mmap resumed>) = 0x20ffd000 [pid 4856] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4855] <... openat resumed>) = 3 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4857] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4855] write(3, "1000", 4 [pid 4858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4857] <... futex resumed>) = 1 [pid 4856] <... mmap resumed>) = 0x20ffb000 [pid 4855] <... write resumed>) = 4 [pid 4853] <... futex resumed>) = 0 [pid 4858] <... prctl resumed>) = 0 [pid 4857] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4856] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4855] close(3 [pid 4853] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4859 [pid 4858] setpgid(0, 0 [pid 4857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4856] <... mmap resumed>) = 0x20ffd000 [pid 4855] <... close resumed>) = 0 [pid 4853] <... futex resumed>) = 0 [pid 4858] <... setpgid resumed>) = 0 [pid 4857] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4859 attached [pid 4858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4857] <... futex resumed>) = 0 [pid 4856] <... futex resumed>) = 1 [pid 4855] <... futex resumed>) = 0 [pid 4853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4852] <... futex resumed>) = 0 [pid 4859] set_robust_list(0x555555af35e0, 24 [pid 4857] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4856] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4853] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] <... set_robust_list resumed>) = 0 [pid 4858] <... openat resumed>) = 3 [pid 4857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4855] <... mmap resumed>) = 0x7f556b8fa000 [pid 4853] <... futex resumed>) = 0 [pid 4852] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4860 [pid 4859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4857] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4856] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4852] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4860 attached [pid 4859] <... prctl resumed>) = 0 [pid 4857] <... io_uring_enter resumed>) = 1 [pid 4856] <... futex resumed>) = 0 [pid 4852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4860] set_robust_list(0x555555af35e0, 24 [pid 4859] setpgid(0, 0 [pid 4857] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4852] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4860] <... set_robust_list resumed>) = 0 [pid 4859] <... setpgid resumed>) = 0 [pid 4857] <... futex resumed>) = 1 [pid 4856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4853] <... futex resumed>) = 0 [pid 4852] <... futex resumed>) = 0 [pid 4860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4857] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4856] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4853] exit_group(0 [pid 4852] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4860] <... prctl resumed>) = 0 [pid 4859] <... openat resumed>) = 3 [pid 4858] write(3, "1000", 4 [pid 4857] <... futex resumed>) = ? [pid 4856] <... io_uring_enter resumed>) = 1 [pid 4855] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4853] <... exit_group resumed>) = ? [pid 4860] setpgid(0, 0 [pid 4859] write(3, "1000", 4 [pid 4858] <... write resumed>) = 4 [pid 4857] +++ exited with 0 +++ [pid 4856] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] <... mprotect resumed>) = 0 [pid 4853] +++ exited with 0 +++ [pid 4860] <... setpgid resumed>) = 0 [pid 4859] <... write resumed>) = 4 [pid 4856] <... futex resumed>) = 1 [pid 4852] <... futex resumed>) = 0 [pid 4860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4859] close(3 [pid 4858] close(3 [pid 4856] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4852] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4853, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4860] <... openat resumed>) = 3 [pid 4859] <... close resumed>) = 0 [pid 4856] <... futex resumed>) = ? [pid 4852] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4861 attached [pid 4860] write(3, "1000", 4 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] <... close resumed>) = 0 [pid 4856] +++ exited with 0 +++ [pid 4852] +++ exited with 0 +++ [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4861] set_robust_list(0x7f556b91a9e0, 24 [pid 4860] <... write resumed>) = 4 [pid 4859] <... futex resumed>) = 0 [pid 4858] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] <... clone resumed>, parent_tid=[4861], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4861 [pid 4860] close(3 [pid 4859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4860] <... close resumed>) = 0 [pid 4859] <... mmap resumed>) = 0x7f556b8fa000 [pid 4858] <... futex resumed>) = 0 [pid 4855] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4860] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4855] <... futex resumed>) = 0 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4860] <... futex resumed>) = 0 [pid 4859] <... mprotect resumed>) = 0 [pid 4858] <... mmap resumed>) = 0x7f556b8fa000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... restart_syscall resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4862 [pid 4860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4859] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4858] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4862 attached ./strace-static-x86_64: Process 4863 attached [pid 4860] <... mmap resumed>) = 0x7f556b8fa000 [pid 4858] <... mprotect resumed>) = 0 [pid 4862] set_robust_list(0x555555af35e0, 24 [pid 4860] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4859] <... clone resumed>, parent_tid=[4863], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4863 [pid 4862] <... set_robust_list resumed>) = 0 [pid 4860] <... mprotect resumed>) = 0 [ 62.328981][ T4845] VFS: Close: file count is 0 [ 62.338628][ T4846] VFS: Close: file count is 0 [ 62.350984][ T4851] VFS: Close: file count is 0 [ 62.369059][ T4853] VFS: Close: file count is 0 [pid 4859] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4861] <... set_robust_list resumed>) = 0 [pid 4862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4860] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4859] <... futex resumed>) = 0 [pid 4862] <... prctl resumed>) = 0 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4862] setpgid(0, 0 [pid 4860] <... clone resumed>, parent_tid=[4865], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4865 [pid 4862] <... setpgid resumed>) = 0 [pid 4860] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4860] <... futex resumed>) = 0 [pid 4862] <... openat resumed>) = 3 [pid 4860] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4862] write(3, "1000", 4) = 4 [pid 4862] close(3) = 0 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4862] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4863] set_robust_list(0x7f556b91a9e0, 24 [pid 4862] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4863] <... set_robust_list resumed>) = 0 [pid 4863] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4862] <... clone resumed>, parent_tid=[4867], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4867 [pid 4858] <... clone resumed>, parent_tid=[4864], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4864 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4866 [pid 4863] <... openat resumed>) = 3 [pid 4862] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4862] <... futex resumed>) = 0 [pid 4858] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4864 attached [pid 4863] <... futex resumed>) = 1 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4861] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4859] <... futex resumed>) = 0 [pid 4858] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4867 attached ./strace-static-x86_64: Process 4865 attached [pid 4864] set_robust_list(0x7f556b91a9e0, 24 [pid 4863] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4859] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] set_robust_list(0x7f556b91a9e0, 24 [pid 4865] set_robust_list(0x7f556b91a9e0, 24 [pid 4864] <... set_robust_list resumed>) = 0 [pid 4863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4861] <... openat resumed>) = 3 [pid 4859] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4866 attached [pid 4867] <... set_robust_list resumed>) = 0 [pid 4865] <... set_robust_list resumed>) = 0 [pid 4864] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4863] dup(3 [pid 4861] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4866] set_robust_list(0x555555af35e0, 24 [pid 4865] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4864] <... openat resumed>) = 3 [pid 4863] <... dup resumed>) = 4 [pid 4861] <... futex resumed>) = 1 [pid 4855] <... futex resumed>) = 0 [pid 4867] <... openat resumed>) = 3 [pid 4866] <... set_robust_list resumed>) = 0 [pid 4865] <... openat resumed>) = 3 [pid 4864] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4865] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = 1 [pid 4863] <... futex resumed>) = 1 [pid 4861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4859] <... futex resumed>) = 0 [pid 4858] <... futex resumed>) = 0 [pid 4855] <... futex resumed>) = 0 [pid 4867] <... futex resumed>) = 1 [pid 4866] <... prctl resumed>) = 0 [pid 4865] <... futex resumed>) = 1 [pid 4864] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4863] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4862] <... futex resumed>) = 0 [pid 4861] dup(3 [pid 4860] <... futex resumed>) = 0 [pid 4859] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4866] setpgid(0, 0 [pid 4865] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4862] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] <... dup resumed>) = 4 [pid 4860] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] <... futex resumed>) = 0 [pid 4858] <... futex resumed>) = 0 [pid 4867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4866] <... setpgid resumed>) = 0 [pid 4865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4864] dup(3 [pid 4863] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4862] <... futex resumed>) = 0 [pid 4861] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4860] <... futex resumed>) = 0 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4858] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] dup(3 [pid 4866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4865] dup(3 [pid 4864] <... dup resumed>) = 4 [pid 4863] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4861] <... futex resumed>) = 1 [pid 4860] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4855] <... futex resumed>) = 0 [pid 4867] <... dup resumed>) = 4 [pid 4866] <... openat resumed>) = 3 [pid 4865] <... dup resumed>) = 4 [pid 4864] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4861] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] write(3, "1000", 4 [pid 4865] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = 1 [pid 4863] <... mmap resumed>) = 0x20ffb000 [pid 4861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4858] <... futex resumed>) = 0 [pid 4855] <... futex resumed>) = 0 [pid 4867] <... futex resumed>) = 1 [pid 4866] <... write resumed>) = 4 [pid 4865] <... futex resumed>) = 1 [pid 4864] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4863] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4862] <... futex resumed>) = 0 [pid 4861] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4860] <... futex resumed>) = 0 [pid 4858] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4866] close(3 [pid 4865] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4863] <... mmap resumed>) = 0x20ffd000 [pid 4862] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4860] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] <... futex resumed>) = 0 [pid 4867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4866] <... close resumed>) = 0 [pid 4865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4864] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4863] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4862] <... futex resumed>) = 0 [pid 4861] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4860] <... futex resumed>) = 0 [pid 4858] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4865] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4864] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4863] <... futex resumed>) = 1 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4861] <... mmap resumed>) = 0x20ffb000 [pid 4860] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4859] <... futex resumed>) = 0 [pid 4867] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4866] <... futex resumed>) = 0 [pid 4865] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4864] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4863] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4861] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4859] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4865] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4864] <... mmap resumed>) = 0x20ffb000 [pid 4863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4859] <... futex resumed>) = 0 [pid 4861] <... mmap resumed>) = 0x20ffd000 [pid 4867] <... mmap resumed>) = 0x20ffb000 [pid 4866] <... mmap resumed>) = 0x7f556b8fa000 [pid 4865] <... mmap resumed>) = 0x20ffb000 [pid 4864] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4863] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4866] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4865] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4864] <... mmap resumed>) = 0x20ffd000 [pid 4863] <... futex resumed>) = 0 [pid 4861] <... futex resumed>) = 1 [pid 4859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4855] <... futex resumed>) = 0 [pid 4867] <... mmap resumed>) = 0x20ffd000 [pid 4866] <... mprotect resumed>) = 0 [pid 4865] <... mmap resumed>) = 0x20ffd000 [pid 4864] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4861] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4859] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4865] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = 1 [pid 4863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4859] <... futex resumed>) = 0 [pid 4858] <... futex resumed>) = 0 [pid 4855] <... futex resumed>) = 0 [ 62.379986][ T4852] VFS: Close: file count is 0 [pid 4867] <... futex resumed>) = 1 [pid 4865] <... futex resumed>) = 1 [pid 4864] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4863] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4862] <... futex resumed>) = 0 [pid 4861] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4860] <... futex resumed>) = 0 [pid 4859] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4858] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4867] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4866] <... clone resumed>, parent_tid=[4868], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4868 [pid 4865] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4863] <... io_uring_enter resumed>) = 1 [pid 4862] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] <... futex resumed>) = 0 [pid 4860] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4858] <... futex resumed>) = 0 [pid 4855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4866] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4864] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4862] <... futex resumed>) = 0 [pid 4861] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4860] <... futex resumed>) = 0 [pid 4858] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4855] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4868 attached [pid 4867] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] <... futex resumed>) = 0 [pid 4865] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = 0 [pid 4863] <... futex resumed>) = 1 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4860] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4859] <... futex resumed>) = 0 [pid 4858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4855] <... futex resumed>) = 0 [pid 4868] set_robust_list(0x7f556b91a9e0, 24 [pid 4867] <... futex resumed>) = 0 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4865] <... futex resumed>) = 0 [pid 4864] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4863] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4861] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4859] exit_group(0 [pid 4858] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4868] <... set_robust_list resumed>) = 0 [pid 4867] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4865] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4863] <... futex resumed>) = ? [pid 4862] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] <... io_uring_enter resumed>) = 1 [pid 4860] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] <... exit_group resumed>) = ? [pid 4858] <... futex resumed>) = 0 [pid 4868] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4864] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4863] +++ exited with 0 +++ [pid 4862] <... futex resumed>) = 0 [pid 4861] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4860] <... futex resumed>) = 0 [pid 4859] +++ exited with 0 +++ [pid 4858] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4868] <... openat resumed>) = 3 [pid 4867] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4865] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4864] <... io_uring_enter resumed>) = 1 [pid 4862] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4861] <... futex resumed>) = 1 [pid 4860] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4855] <... futex resumed>) = 0 [pid 4868] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4867] <... io_uring_enter resumed>) = 1 [pid 4865] <... io_uring_enter resumed>) = 1 [pid 4864] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4861] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] exit_group(0 [pid 4868] <... futex resumed>) = 1 [pid 4867] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] <... futex resumed>) = 0 [pid 4865] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = 1 [pid 4861] <... futex resumed>) = ? [pid 4858] <... futex resumed>) = 0 [pid 4855] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4859, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4868] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4867] <... futex resumed>) = 1 [pid 4866] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4865] <... futex resumed>) = 1 [pid 4864] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4862] <... futex resumed>) = 0 [pid 4860] <... futex resumed>) = 0 [pid 4868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4867] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4865] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4862] exit_group(0 [pid 4861] +++ exited with 0 +++ [pid 4860] exit_group(0 [pid 4858] exit_group(0 [pid 4868] dup(3 [pid 4867] <... futex resumed>) = ? [pid 4865] <... futex resumed>) = ? [pid 4862] <... exit_group resumed>) = ? [pid 4860] <... exit_group resumed>) = ? [pid 4868] <... dup resumed>) = 4 [pid 4867] +++ exited with 0 +++ [pid 4866] <... futex resumed>) = 0 [pid 4865] +++ exited with 0 +++ [pid 4862] +++ exited with 0 +++ [pid 4860] +++ exited with 0 +++ [pid 4855] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4868] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4860, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4868] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4855, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4866] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4864] <... futex resumed>) = ? [pid 4858] <... exit_group resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4869 [pid 4864] +++ exited with 0 +++ ./strace-static-x86_64: Process 4869 attached [pid 4869] set_robust_list(0x555555af35e0, 24) = 0 [pid 4869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4869] setpgid(0, 0) = 0 [pid 4869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4869] write(3, "1000", 4) = 4 [pid 4869] close(3) = 0 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4862, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4868] <... futex resumed>) = 0 [pid 4866] <... futex resumed>) = 1 [pid 4868] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4869] <... futex resumed>) = 0 [pid 4868] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4868] <... mmap resumed>) = 0x20ffb000 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4858] +++ exited with 0 +++ [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4869] <... mmap resumed>) = 0x7f556b8fa000 [pid 4868] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4869] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4868] <... mmap resumed>) = 0x20ffd000 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4869] <... mprotect resumed>) = 0 [pid 4868] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4870 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4869] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4868] <... futex resumed>) = 1 [pid 4866] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4868] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4869] <... clone resumed>, parent_tid=[4871], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4871 ./strace-static-x86_64: Process 4870 attached [pid 4869] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4870] set_robust_list(0x555555af35e0, 24 [pid 4869] <... futex resumed>) = 0 [pid 4870] <... set_robust_list resumed>) = 0 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4872 [pid 4870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4870] setpgid(0, 0) = 0 [pid 4870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4866] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... openat resumed>) = 3 [pid 4870] write(3, "1000", 4) = 4 [pid 4870] close(3 [pid 4868] <... futex resumed>) = 0 [pid 4866] <... futex resumed>) = 1 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4873 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4870] <... close resumed>) = 0 [pid 4868] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4871 attached [pid 4870] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4868] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4873 attached [pid 4871] set_robust_list(0x7f556b91a9e0, 24 [pid 4870] <... futex resumed>) = 0 [pid 4868] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] set_robust_list(0x555555af35e0, 24 [pid 4871] <... set_robust_list resumed>) = 0 [pid 4870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4866] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4874 ./strace-static-x86_64: Process 4874 attached ./strace-static-x86_64: Process 4872 attached [pid 4873] <... set_robust_list resumed>) = 0 [pid 4871] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4870] <... mmap resumed>) = 0x7f556b8fa000 [pid 4873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4871] <... openat resumed>) = 3 [pid 4870] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4873] <... prctl resumed>) = 0 [pid 4871] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... mprotect resumed>) = 0 [pid 4873] setpgid(0, 0 [pid 4871] <... futex resumed>) = 1 [pid 4870] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4869] <... futex resumed>) = 0 [pid 4873] <... setpgid resumed>) = 0 [pid 4871] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4869] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4870] <... clone resumed>, parent_tid=[4875], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4875 [pid 4869] <... futex resumed>) = 0 [pid 4873] <... openat resumed>) = 3 [pid 4871] dup(3 [pid 4870] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] write(3, "1000", 4 [pid 4871] <... dup resumed>) = 4 [pid 4870] <... futex resumed>) = 0 [pid 4873] <... write resumed>) = 4 [pid 4871] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] close(3 [pid 4871] <... futex resumed>) = 1 [pid 4869] <... futex resumed>) = 0 [pid 4868] <... futex resumed>) = 0 [pid 4866] <... futex resumed>) = 1 [pid 4873] <... close resumed>) = 0 [pid 4871] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4869] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4868] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4873] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4869] <... futex resumed>) = 0 [pid 4868] <... io_uring_enter resumed>) = 1 [pid 4866] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] <... futex resumed>) = 0 [pid 4871] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4868] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4871] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4868] <... futex resumed>) = 0 [pid 4866] exit_group(0./strace-static-x86_64: Process 4875 attached [pid 4874] set_robust_list(0x555555af35e0, 24 [pid 4873] <... mmap resumed>) = 0x7f556b8fa000 [pid 4871] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4866] <... exit_group resumed>) = ? [pid 4875] set_robust_list(0x7f556b91a9e0, 24 [pid 4874] <... set_robust_list resumed>) = 0 [pid 4873] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4872] set_robust_list(0x555555af35e0, 24 [pid 4871] <... mmap resumed>) = 0x20ffb000 [pid 4868] +++ exited with 0 +++ [pid 4875] <... set_robust_list resumed>) = 0 [pid 4873] <... mprotect resumed>) = 0 [pid 4871] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4875] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4873] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4871] <... mmap resumed>) = 0x20ffd000 [pid 4875] <... openat resumed>) = 3 [pid 4871] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] +++ exited with 0 +++ [pid 4875] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4873] <... clone resumed>, parent_tid=[4876], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4876 [pid 4872] <... set_robust_list resumed>) = 0 [pid 4871] <... futex resumed>) = 1 [pid 4869] <... futex resumed>) = 0 [pid 4875] <... futex resumed>) = 1 [pid 4874] <... prctl resumed>) = 0 [pid 4873] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4871] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4870] <... futex resumed>) = 0 [pid 4869] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4875] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4873] <... futex resumed>) = 0 [pid 4871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4870] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4869] <... futex resumed>) = 0 [pid 4875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4871] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... futex resumed>) = 0 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4875] dup(3 [pid 4871] <... futex resumed>) = 0 [pid 4870] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4875] <... dup resumed>) = 4 [pid 4874] setpgid(0, 0 [pid 4872] <... prctl resumed>) = 0 [pid 4871] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4869] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4875] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] <... setpgid resumed>) = 0 [pid 4872] setpgid(0, 0 [pid 4871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4869] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4876 attached [pid 4875] <... futex resumed>) = 1 [pid 4874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4871] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4870] <... futex resumed>) = 0 [pid 4869] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4876] set_robust_list(0x7f556b91a9e0, 24 [pid 4875] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4874] <... openat resumed>) = 3 [pid 4872] <... setpgid resumed>) = 0 [pid 4871] <... io_uring_enter resumed>) = 1 [pid 4870] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4876] <... set_robust_list resumed>) = 0 [pid 4875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4874] write(3, "1000", 4 [pid 4872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4871] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4876] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4875] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4874] <... write resumed>) = 4 [pid 4872] <... openat resumed>) = 3 [pid 4871] <... futex resumed>) = 1 [pid 4870] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4869] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4877 attached [pid 4876] <... openat resumed>) = 3 [ 62.440951][ T4859] VFS: Close: file count is 0 [ 62.448821][ T4855] VFS: Close: file count is 0 [ 62.451594][ T4862] VFS: Close: file count is 0 [ 62.453138][ T4860] VFS: Close: file count is 0 [ 62.462088][ T4858] VFS: Close: file count is 0 [pid 4875] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4874] close(3 [pid 4872] write(3, "1000", 4 [pid 4871] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4869] exit_group(0 [pid 4877] set_robust_list(0x555555af35e0, 24 [pid 4876] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] <... close resumed>) = 0 [pid 4872] <... write resumed>) = 4 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4877 [pid 4877] <... set_robust_list resumed>) = 0 [pid 4876] <... futex resumed>) = 1 [pid 4875] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4874] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] <... futex resumed>) = 0 [pid 4872] close(3 [pid 4871] <... futex resumed>) = ? [pid 4869] <... exit_group resumed>) = ? [pid 4877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4876] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4875] <... mmap resumed>) = 0x20ffb000 [pid 4874] <... futex resumed>) = 0 [pid 4873] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] <... close resumed>) = 0 [pid 4871] +++ exited with 0 +++ [pid 4877] <... prctl resumed>) = 0 [pid 4876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4875] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4873] <... futex resumed>) = 0 [pid 4872] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4869] +++ exited with 0 +++ [pid 4877] setpgid(0, 0 [pid 4876] dup(3 [pid 4875] <... mmap resumed>) = 0x20ffd000 [pid 4874] <... mmap resumed>) = 0x7f556b8fa000 [pid 4873] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4872] <... futex resumed>) = 0 [pid 4877] <... setpgid resumed>) = 0 [pid 4874] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4869, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4874] <... mprotect resumed>) = 0 [pid 4872] <... mmap resumed>) = 0x7f556b8fa000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4878 attached [pid 4877] <... openat resumed>) = 3 [pid 4876] <... dup resumed>) = 4 [pid 4875] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4872] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4879 attached [pid 4878] set_robust_list(0x555555af35e0, 24 [pid 4877] write(3, "1000", 4 [pid 4876] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4875] <... futex resumed>) = 1 [pid 4872] <... mprotect resumed>) = 0 [pid 4870] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4878 [pid 4879] set_robust_list(0x7f556b91a9e0, 24 [pid 4878] <... set_robust_list resumed>) = 0 [pid 4877] <... write resumed>) = 4 [pid 4876] <... futex resumed>) = 1 [pid 4875] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4874] <... clone resumed>, parent_tid=[4879], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4879 [pid 4873] <... futex resumed>) = 0 [pid 4872] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4870] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] <... set_robust_list resumed>) = 0 [pid 4878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4877] close(3 [pid 4876] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4874] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... futex resumed>) = 0 [pid 4879] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4878] <... prctl resumed>) = 0 [pid 4877] <... close resumed>) = 0 [pid 4876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4875] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] <... futex resumed>) = 0 [pid 4873] <... futex resumed>) = 0 [pid 4872] <... clone resumed>, parent_tid=[4880], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4880 [pid 4870] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4880 attached [pid 4879] <... openat resumed>) = 3 [pid 4878] setpgid(0, 0 [pid 4877] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4876] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4875] <... futex resumed>) = 0 [pid 4874] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4872] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4880] set_robust_list(0x7f556b91a9e0, 24 [pid 4879] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4878] <... setpgid resumed>) = 0 [pid 4877] <... futex resumed>) = 0 [pid 4876] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4875] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4872] <... futex resumed>) = 0 [pid 4870] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] <... set_robust_list resumed>) = 0 [pid 4879] <... futex resumed>) = 0 [pid 4878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4876] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4874] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4870] <... futex resumed>) = 0 [pid 4880] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4879] dup(3 [pid 4878] <... openat resumed>) = 3 [pid 4877] <... mmap resumed>) = 0x7f556b8fa000 [pid 4876] <... mmap resumed>) = 0x20ffb000 [pid 4875] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4874] <... futex resumed>) = 0 [pid 4870] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4880] <... openat resumed>) = 3 [pid 4879] <... dup resumed>) = 4 [pid 4878] write(3, "1000", 4 [pid 4877] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4876] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4875] <... io_uring_enter resumed>) = 1 [pid 4874] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4880] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4878] <... write resumed>) = 4 [pid 4877] <... mprotect resumed>) = 0 [pid 4876] <... mmap resumed>) = 0x20ffd000 [pid 4875] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4880] <... futex resumed>) = 1 [pid 4879] <... futex resumed>) = 0 [pid 4878] close(3 [pid 4876] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4875] <... futex resumed>) = 1 [pid 4872] <... futex resumed>) = 0 [pid 4877] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4870] <... futex resumed>) = 0 [pid 4874] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4879] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4878] <... close resumed>) = 0 [pid 4876] <... futex resumed>) = 1 [pid 4875] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4873] <... futex resumed>) = 0 [pid 4872] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4870] exit_group(0 [pid 4874] <... futex resumed>) = 0 [pid 4880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4879] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4878] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4877] <... clone resumed>, parent_tid=[4881], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4881 [pid 4876] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4875] <... futex resumed>) = ? [pid 4874] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] <... futex resumed>) = 0 [pid 4870] <... exit_group resumed>) = ? [pid 4880] dup(3 [pid 4879] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4878] <... futex resumed>) = 0 [pid 4877] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4875] +++ exited with 0 +++ [pid 4873] <... futex resumed>) = 0 [pid 4872] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4870] +++ exited with 0 +++ ./strace-static-x86_64: Process 4881 attached [pid 4880] <... dup resumed>) = 4 [pid 4879] <... mmap resumed>) = 0x20ffb000 [pid 4878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4877] <... futex resumed>) = 0 [pid 4876] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4881] set_robust_list(0x7f556b91a9e0, 24 [pid 4880] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4878] <... mmap resumed>) = 0x7f556b8fa000 [pid 4877] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4876] <... futex resumed>) = 0 [pid 4873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4881] <... set_robust_list resumed>) = 0 [pid 4880] <... futex resumed>) = 1 [pid 4879] <... mmap resumed>) = 0x20ffd000 [pid 4878] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4876] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4873] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] <... futex resumed>) = 0 [pid 4881] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4880] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4879] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4878] <... mprotect resumed>) = 0 [pid 4876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] <... futex resumed>) = 0 [pid 4872] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] <... openat resumed>) = 3 [pid 4880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4879] <... futex resumed>) = 1 [ 62.494302][ T4866] VFS: Close: file count is 0 [ 62.516247][ T4869] VFS: Close: file count is 0 [pid 4878] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4876] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4874] <... futex resumed>) = 0 [pid 4873] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4872] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4882 attached [pid 4881] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4879] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4876] <... io_uring_enter resumed>) = 1 [pid 4874] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4881] <... futex resumed>) = 1 [pid 4880] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4878] <... clone resumed>, parent_tid=[4882], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4882 [pid 4877] <... futex resumed>) = 0 [pid 4876] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] <... futex resumed>) = 0 [pid 4881] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4880] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4879] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4878] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4877] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4876] <... futex resumed>) = 1 [pid 4874] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4873] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4882] set_robust_list(0x7f556b91a9e0, 24 [pid 4881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4880] <... mmap resumed>) = 0x20ffb000 [pid 4879] <... futex resumed>) = 0 [pid 4878] <... futex resumed>) = 0 [pid 4877] <... futex resumed>) = 0 [pid 4876] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] exit_group(0 [pid 4881] dup(3 [pid 4880] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4879] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4878] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4877] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4876] <... futex resumed>) = ? [pid 4874] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4883 attached [pid 4882] <... set_robust_list resumed>) = 0 [pid 4881] <... dup resumed>) = 4 [pid 4880] <... mmap resumed>) = 0x20ffd000 [pid 4879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4876] +++ exited with 0 +++ [pid 4874] <... futex resumed>) = 0 [pid 4873] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4883 [pid 4883] set_robust_list(0x555555af35e0, 24 [pid 4881] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4874] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4873, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4883] <... set_robust_list resumed>) = 0 [pid 4882] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4881] <... futex resumed>) = 1 [pid 4880] <... futex resumed>) = 1 [pid 4879] <... io_uring_enter resumed>) = 1 [pid 4877] <... futex resumed>) = 0 [pid 4872] <... futex resumed>) = 0 [pid 4881] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4880] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4879] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4877] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4882] <... openat resumed>) = 3 [pid 4881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4879] <... futex resumed>) = 1 [pid 4877] <... futex resumed>) = 0 [pid 4874] <... futex resumed>) = 0 [pid 4872] <... futex resumed>) = 0 [pid 4883] <... prctl resumed>) = 0 [pid 4882] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [ 62.550363][ T4870] VFS: Close: file count is 0 [pid 4881] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4880] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4877] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4874] exit_group(0 [pid 4872] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] setpgid(0, 0 [pid 4882] <... futex resumed>) = 1 [pid 4881] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4880] <... futex resumed>) = 0 [pid 4879] <... futex resumed>) = ? [pid 4878] <... futex resumed>) = 0 [pid 4874] <... exit_group resumed>) = ? [pid 4872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4883] <... setpgid resumed>) = 0 [pid 4882] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4881] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4880] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4879] +++ exited with 0 +++ [pid 4878] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] <... mmap resumed>) = 0x20ffb000 [pid 4880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4878] <... futex resumed>) = 0 [pid 4872] <... futex resumed>) = 0 [pid 4882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4881] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4880] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4878] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4874] +++ exited with 0 +++ [pid 4872] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4882] dup(3 [pid 4881] <... mmap resumed>) = 0x20ffd000 [pid 4880] <... io_uring_enter resumed>) = 1 [pid 4881] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] <... futex resumed>) = 1 [pid 4880] <... futex resumed>) = 1 [pid 4882] <... dup resumed>) = 4 [pid 4877] <... futex resumed>) = 0 [pid 4872] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4883] <... openat resumed>) = 3 [pid 4882] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4880] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4877] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] exit_group(0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4884 [pid 4883] write(3, "1000", 4 [pid 4882] <... futex resumed>) = 1 [pid 4881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4880] <... futex resumed>) = ? [pid 4878] <... futex resumed>) = 0 [pid 4877] <... futex resumed>) = 0 [pid 4872] <... exit_group resumed>) = ? [pid 3617] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4884 attached [pid 4883] <... write resumed>) = 4 [pid 4882] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4881] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] +++ exited with 0 +++ [pid 4878] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4877] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4872] +++ exited with 0 +++ [pid 3617] <... restart_syscall resumed>) = 0 [pid 4884] set_robust_list(0x555555af35e0, 24 [pid 4883] close(3 [pid 4882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4881] <... futex resumed>) = 0 [pid 4878] <... futex resumed>) = 0 [pid 4877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4884] <... set_robust_list resumed>) = 0 [pid 4883] <... close resumed>) = 0 [pid 4882] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4881] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4878] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4877] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4883] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4877] <... futex resumed>) = 0 [pid 4884] <... prctl resumed>) = 0 [pid 4883] <... futex resumed>) = 0 [pid 4882] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4881] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4877] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4884] setpgid(0, 0 [pid 4883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4882] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4881] <... io_uring_enter resumed>) = 1 [pid 4884] <... setpgid resumed>) = 0 [pid 4881] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4883] <... mmap resumed>) = 0x7f556b8fa000 [pid 4882] <... mmap resumed>) = 0x20ffb000 [pid 4881] <... futex resumed>) = 1 [pid 4877] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4885 attached [pid 4884] <... openat resumed>) = 3 [pid 4883] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4882] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4881] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4877] exit_group(0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4885 [pid 4885] set_robust_list(0x555555af35e0, 24 [pid 4884] write(3, "1000", 4 [pid 4883] <... mprotect resumed>) = 0 [pid 4882] <... mmap resumed>) = 0x20ffd000 [pid 4881] <... futex resumed>) = ? [pid 4877] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4886 attached [pid 4885] <... set_robust_list resumed>) = 0 [pid 4884] <... write resumed>) = 4 [pid 4883] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4882] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4881] +++ exited with 0 +++ [pid 4877] +++ exited with 0 +++ [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4886 [pid 4886] set_robust_list(0x555555af35e0, 24 [pid 4885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4884] close(3 [pid 4882] <... futex resumed>) = 1 [pid 4878] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4877, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4886] <... set_robust_list resumed>) = 0 [pid 4885] <... prctl resumed>) = 0 [pid 4884] <... close resumed>) = 0 [pid 4883] <... clone resumed>, parent_tid=[4887], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4887 [pid 4882] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4878] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4885] setpgid(0, 0 [pid 4884] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4878] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4887 attached [pid 4886] <... prctl resumed>) = 0 [pid 4885] <... setpgid resumed>) = 0 [pid 4884] <... futex resumed>) = 0 [pid 4883] <... futex resumed>) = 0 [pid 4882] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4878] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4887] set_robust_list(0x7f556b91a9e0, 24 [pid 4886] setpgid(0, 0 [pid 4884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4883] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4882] <... futex resumed>) = 0 [pid 4878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4887] <... set_robust_list resumed>) = 0 [pid 4886] <... setpgid resumed>) = 0 [pid 4885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4884] <... mmap resumed>) = 0x7f556b8fa000 [pid 4882] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4878] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4887] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4885] <... openat resumed>) = 3 [pid 4884] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4882] <... io_uring_enter resumed>) = 1 [pid 4878] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4888 attached [pid 4887] <... openat resumed>) = 3 [pid 4886] <... openat resumed>) = 3 [pid 4885] write(3, "1000", 4 [pid 4884] <... mprotect resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4888 [pid 4878] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4882] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4887] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] write(3, "1000", 4 [pid 4885] <... write resumed>) = 4 [pid 4884] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4882] <... futex resumed>) = 0 [pid 4878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4888] set_robust_list(0x555555af35e0, 24 [pid 4887] <... futex resumed>) = 1 [pid 4886] <... write resumed>) = 4 [pid 4885] close(3 [pid 4883] <... futex resumed>) = 0 [pid 4882] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4878] exit_group(0 [pid 4888] <... set_robust_list resumed>) = 0 [pid 4887] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4886] close(3 [pid 4885] <... close resumed>) = 0 [pid 4884] <... clone resumed>, parent_tid=[4889], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4889 [pid 4883] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4882] <... futex resumed>) = ? [pid 4878] <... exit_group resumed>) = ? [pid 4888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4886] <... close resumed>) = 0 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] <... futex resumed>) = 0 [pid 4882] +++ exited with 0 +++ [pid 4887] dup(3 [pid 4886] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] <... futex resumed>) = 0 [pid 4887] <... dup resumed>) = 4 [pid 4886] <... futex resumed>) = 0 [pid 4884] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4887] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4878] +++ exited with 0 +++ [pid 4888] <... prctl resumed>) = 0 [pid 4887] <... futex resumed>) = 0 [pid 4886] <... mmap resumed>) = 0x7f556b8fa000 [pid 4885] <... futex resumed>) = 0 [pid 4883] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4878, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4889 attached [pid 4888] setpgid(0, 0 [pid 4887] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4886] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4886] <... mprotect resumed>) = 0 [pid 4885] <... mmap resumed>) = 0x7f556b8fa000 [pid 4883] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4888] <... setpgid resumed>) = 0 [pid 4887] <... futex resumed>) = 0 [pid 4886] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4885] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4883] <... futex resumed>) = 1 [pid 4888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4887] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4885] <... mprotect resumed>) = 0 [pid 4883] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4888] <... openat resumed>) = 3 [pid 4887] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4886] <... clone resumed>, parent_tid=[4890], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4890 [pid 4885] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4888] write(3, "1000", 4 [pid 4887] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4886] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4891 attached [pid 4889] set_robust_list(0x7f556b91a9e0, 24 [pid 4888] <... write resumed>) = 4 [pid 4887] <... mmap resumed>) = 0x20ffb000 [pid 4886] <... futex resumed>) = 0 [ 62.572925][ T4873] VFS: Close: file count is 0 [ 62.588315][ T4874] VFS: Close: file count is 0 [ 62.600778][ T4872] VFS: Close: file count is 0 [ 62.617992][ T4877] VFS: Close: file count is 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4891] set_robust_list(0x7f556b91a9e0, 24 [pid 4889] <... set_robust_list resumed>) = 0 [pid 4888] close(3 [pid 4887] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4886] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4885] <... clone resumed>, parent_tid=[4891], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4891 [pid 4888] <... close resumed>) = 0 [pid 4887] <... mmap resumed>) = 0x20ffd000 [pid 4889] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4885] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4891] <... set_robust_list resumed>) = 0 [pid 4889] <... openat resumed>) = 3 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4887] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4885] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4892 ./strace-static-x86_64: Process 4892 attached ./strace-static-x86_64: Process 4890 attached [pid 4888] <... futex resumed>) = 0 [pid 4887] <... futex resumed>) = 1 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] <... futex resumed>) = 0 [pid 4889] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] set_robust_list(0x555555af35e0, 24 [pid 4890] set_robust_list(0x7f556b91a9e0, 24 [pid 4889] <... futex resumed>) = 1 [pid 4888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4887] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4884] <... futex resumed>) = 0 [pid 4883] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4891] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4892] <... set_robust_list resumed>) = 0 [pid 4890] <... set_robust_list resumed>) = 0 [pid 4889] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4888] <... mmap resumed>) = 0x7f556b8fa000 [pid 4887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4884] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] <... futex resumed>) = 0 [pid 4892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4891] <... openat resumed>) = 3 [pid 4890] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4888] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4887] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] <... futex resumed>) = 0 [pid 4883] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4892] <... prctl resumed>) = 0 [pid 4891] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] <... openat resumed>) = 3 [pid 4889] dup(3 [pid 4888] <... mprotect resumed>) = 0 [pid 4887] <... futex resumed>) = 0 [pid 4884] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4892] setpgid(0, 0 [pid 4890] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] <... dup resumed>) = 4 [pid 4888] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4887] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4885] <... futex resumed>) = 0 [pid 4891] <... futex resumed>) = 1 [pid 4883] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] <... setpgid resumed>) = 0 [pid 4890] <... futex resumed>) = 1 [pid 4889] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] <... futex resumed>) = 0 [pid 4891] dup(3 [pid 4892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4891] <... dup resumed>) = 4 [pid 4890] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4889] <... futex resumed>) = 1 [pid 4888] <... clone resumed>, parent_tid=[4893], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4893 [pid 4887] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4886] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4885] <... futex resumed>) = 0 [pid 4884] <... futex resumed>) = 0 [pid 4883] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4893 attached [pid 4892] <... openat resumed>) = 3 [pid 4891] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4889] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4888] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4887] <... io_uring_enter resumed>) = 1 [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4884] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] set_robust_list(0x7f556b91a9e0, 24 [pid 4892] write(3, "1000", 4 [pid 4891] <... futex resumed>) = 0 [pid 4890] dup(3 [pid 4889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4888] <... futex resumed>) = 0 [pid 4887] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4884] <... futex resumed>) = 0 [pid 4893] <... set_robust_list resumed>) = 0 [pid 4892] <... write resumed>) = 4 [pid 4891] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4890] <... dup resumed>) = 4 [pid 4889] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4887] <... futex resumed>) = 1 [pid 4885] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] <... futex resumed>) = 0 [pid 4893] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4892] close(3 [pid 4891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4890] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4887] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4885] <... futex resumed>) = 0 [pid 4883] exit_group(0 [pid 4893] <... openat resumed>) = 3 [pid 4892] <... close resumed>) = 0 [pid 4891] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4890] <... futex resumed>) = 1 [pid 4889] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4887] <... futex resumed>) = ? [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] <... exit_group resumed>) = ? [pid 4893] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4891] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4890] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4889] <... mmap resumed>) = 0x20ffb000 [pid 4887] +++ exited with 0 +++ [pid 4886] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] <... futex resumed>) = 1 [pid 4892] <... futex resumed>) = 0 [pid 4890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4886] <... futex resumed>) = 0 [pid 4893] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4890] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4886] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4883] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4883, si_uid=0, si_status=0, si_utime=2, si_stime=2} --- [pid 4888] <... futex resumed>) = 0 [pid 4892] <... mmap resumed>) = 0x7f556b8fa000 [pid 4891] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4890] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4889] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4888] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4891] <... mmap resumed>) = 0x20ffb000 [pid 4890] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4893] <... futex resumed>) = 0 [pid 4892] <... mprotect resumed>) = 0 [pid 4891] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4890] <... mmap resumed>) = 0x20ffb000 [pid 4889] <... mmap resumed>) = 0x20ffd000 [ 62.639788][ T4878] VFS: Close: file count is 0 [pid 4888] <... futex resumed>) = 1 [pid 4893] dup(3 [pid 4892] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4891] <... mmap resumed>) = 0x20ffd000 [pid 4890] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4889] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4894 attached [pid 4893] <... dup resumed>) = 4 [pid 4891] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] <... mmap resumed>) = 0x20ffd000 [pid 4889] <... futex resumed>) = 1 [pid 4884] <... futex resumed>) = 0 [pid 4894] set_robust_list(0x7f556b91a9e0, 24 [pid 4893] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] <... clone resumed>, parent_tid=[4894], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4894 [pid 4891] <... futex resumed>) = 1 [pid 4890] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4885] <... futex resumed>) = 0 [pid 4884] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] <... futex resumed>) = 1 [pid 4892] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4891] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4890] <... futex resumed>) = 1 [pid 4888] <... futex resumed>) = 0 [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4892] <... futex resumed>) = 0 [pid 4891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4890] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4888] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4885] <... futex resumed>) = 0 [pid 4884] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4894] <... set_robust_list resumed>) = 0 [pid 4893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4892] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4891] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4889] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4888] <... futex resumed>) = 0 [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4884] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4893] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4891] <... futex resumed>) = 0 [pid 4890] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] <... futex resumed>) = 0 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4886] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4894] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4893] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4891] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4890] <... futex resumed>) = 0 [pid 4889] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4885] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4895 ./strace-static-x86_64: Process 4895 attached [pid 4893] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4890] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4886] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4885] <... futex resumed>) = 0 [pid 4884] <... futex resumed>) = 0 [pid 4895] set_robust_list(0x555555af35e0, 24 [pid 4893] <... mmap resumed>) = 0x20ffb000 [pid 4891] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4889] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4886] <... futex resumed>) = 0 [pid 4885] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4884] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4895] <... set_robust_list resumed>) = 0 [pid 4894] <... openat resumed>) = 3 [pid 4893] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4891] <... io_uring_enter resumed>) = 1 [pid 4890] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4889] <... io_uring_enter resumed>) = 1 [pid 4886] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4894] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] <... mmap resumed>) = 0x20ffd000 [pid 4891] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] <... io_uring_enter resumed>) = 1 [pid 4889] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4895] <... prctl resumed>) = 0 [pid 4894] <... futex resumed>) = 1 [pid 4893] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] <... futex resumed>) = 0 [pid 4891] <... futex resumed>) = 1 [pid 4890] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] <... futex resumed>) = 1 [pid 4885] <... futex resumed>) = 0 [pid 4884] <... futex resumed>) = 0 [pid 4895] setpgid(0, 0 [pid 4894] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4893] <... futex resumed>) = 1 [pid 4892] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4891] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4890] <... futex resumed>) = 1 [pid 4889] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4888] <... futex resumed>) = 0 [pid 4886] <... futex resumed>) = 0 [pid 4885] exit_group(0 [pid 4884] exit_group(0 [pid 4895] <... setpgid resumed>) = 0 [pid 4894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4893] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4892] <... futex resumed>) = 0 [pid 4891] <... futex resumed>) = ? [pid 4890] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4889] <... futex resumed>) = ? [pid 4888] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] exit_group(0 [pid 4885] <... exit_group resumed>) = ? [pid 4884] <... exit_group resumed>) = ? [pid 4895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4894] dup(3 [pid 4893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4892] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4891] +++ exited with 0 +++ [pid 4890] <... futex resumed>) = ? [pid 4886] <... exit_group resumed>) = ? [pid 4895] <... openat resumed>) = 3 [pid 4893] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] +++ exited with 0 +++ [pid 4889] +++ exited with 0 +++ [pid 4888] <... futex resumed>) = 0 [pid 4886] +++ exited with 0 +++ [pid 4885] +++ exited with 0 +++ [pid 4884] +++ exited with 0 +++ [pid 4895] write(3, "1000", 4 [pid 4894] <... dup resumed>) = 4 [pid 4893] <... futex resumed>) = 0 [ 62.675038][ T4883] VFS: Close: file count is 0 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4886, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4895] <... write resumed>) = 4 [pid 4894] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4895] close(3) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4895] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4896 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4897 [pid 4895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4895] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4894] <... futex resumed>) = 1 [pid 4892] <... futex resumed>) = 0 [pid 4895] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4894] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4892] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4888] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4897 attached [pid 4892] <... futex resumed>) = 0 [pid 4895] <... clone resumed>, parent_tid=[4898], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4898 [pid 4892] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4895] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4895] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4893] <... futex resumed>) = 0 [pid 4888] <... futex resumed>) = 1 [pid 4893] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872) = 1 [pid 4893] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4894] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4893] <... futex resumed>) = 0 [pid 4888] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4898 attached [pid 4893] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4896 attached [pid 4898] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4896] set_robust_list(0x555555af35e0, 24 [pid 4898] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4896] <... set_robust_list resumed>) = 0 [pid 4894] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4894] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4899 [pid 4888] exit_group(0 [pid 4898] <... openat resumed>) = 3 [pid 4896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4894] <... mmap resumed>) = 0x20ffb000 [pid 4893] <... futex resumed>) = ? [pid 4888] <... exit_group resumed>) = ? [pid 4898] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4896] <... prctl resumed>) = 0 [pid 4894] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4893] +++ exited with 0 +++ [pid 4898] <... futex resumed>) = 1 [pid 4896] setpgid(0, 0 [pid 4895] <... futex resumed>) = 0 [pid 4898] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4896] <... setpgid resumed>) = 0 [pid 4895] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4895] <... futex resumed>) = 0 [pid 4888] +++ exited with 0 +++ [pid 4898] dup(3 [pid 4896] <... openat resumed>) = 3 [pid 4895] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4894] <... mmap resumed>) = 0x20ffd000 [pid 4898] <... dup resumed>) = 4 [pid 4896] write(3, "1000", 4 [pid 4894] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4888, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4898] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4896] <... write resumed>) = 4 [pid 4894] <... futex resumed>) = 1 [pid 4892] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4898] <... futex resumed>) = 1 [pid 4896] close(3 [pid 4895] <... futex resumed>) = 0 [pid 4894] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4898] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4896] <... close resumed>) = 0 [pid 4895] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] <... futex resumed>) = 0 [pid 4898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4896] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4895] <... futex resumed>) = 0 [pid 4894] <... futex resumed>) = 0 [pid 4892] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4900 [pid 4898] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4896] <... futex resumed>) = 0 [pid 4895] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4898] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4892] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4900 attached [pid 4898] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4896] <... mmap resumed>) = 0x7f556b8fa000 [pid 4892] <... futex resumed>) = 0 [pid 4900] set_robust_list(0x555555af35e0, 24 [pid 4898] <... mmap resumed>) = 0x20ffb000 [pid 4896] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4892] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4900] <... set_robust_list resumed>) = 0 [pid 4898] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4896] <... mprotect resumed>) = 0 [pid 4900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4898] <... mmap resumed>) = 0x20ffd000 [pid 4896] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4894] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4900] <... prctl resumed>) = 0 [pid 4898] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4894] <... io_uring_enter resumed>) = 1 [pid 4900] setpgid(0, 0 [pid 4898] <... futex resumed>) = 1 [pid 4897] set_robust_list(0x555555af35e0, 24 [pid 4896] <... clone resumed>, parent_tid=[4901], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4901 [pid 4895] <... futex resumed>) = 0 [pid 4894] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4900] <... setpgid resumed>) = 0 [pid 4898] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4897] <... set_robust_list resumed>) = 0 [pid 4896] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4895] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4894] <... futex resumed>) = 1 [pid 4892] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4899 attached [pid 4900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4896] <... futex resumed>) = 0 [pid 4895] <... futex resumed>) = 0 [pid 4894] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4892] exit_group(0 [pid 4900] <... openat resumed>) = 3 [pid 4899] set_robust_list(0x555555af35e0, 24 [pid 4898] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4896] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4895] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4894] <... futex resumed>) = ? [pid 4892] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4901 attached [pid 4900] write(3, "1000", 4 [pid 4899] <... set_robust_list resumed>) = 0 [pid 4898] <... futex resumed>) = 0 [pid 4897] <... prctl resumed>) = 0 [pid 4895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4901] set_robust_list(0x7f556b91a9e0, 24 [pid 4900] <... write resumed>) = 4 [pid 4898] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4895] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4901] <... set_robust_list resumed>) = 0 [pid 4900] close(3 [pid 4898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4895] <... futex resumed>) = 0 [pid 4894] +++ exited with 0 +++ [pid 4892] +++ exited with 0 +++ [pid 4897] setpgid(0, 0 [pid 4901] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4900] <... close resumed>) = 0 [pid 4899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4898] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4897] <... setpgid resumed>) = 0 [pid 4895] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4901] <... openat resumed>) = 3 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] <... prctl resumed>) = 0 [pid 4898] <... io_uring_enter resumed>) = 1 [pid 4901] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4900] <... futex resumed>) = 0 [pid 4899] setpgid(0, 0 [pid 4898] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4901] <... futex resumed>) = 1 [ 62.706294][ T4885] VFS: Close: file count is 0 [ 62.707402][ T4886] VFS: Close: file count is 0 [ 62.707805][ T4884] VFS: Close: file count is 0 [ 62.735028][ T4888] VFS: Close: file count is 0 [pid 4900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4899] <... setpgid resumed>) = 0 [pid 4898] <... futex resumed>) = 1 [pid 4896] <... futex resumed>) = 0 [pid 4895] <... futex resumed>) = 0 [pid 4901] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] <... mmap resumed>) = 0x7f556b8fa000 [pid 4899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4898] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4897] <... openat resumed>) = 3 [pid 4896] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4895] exit_group(0 [pid 4901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4898] <... futex resumed>) = ? [pid 4896] <... futex resumed>) = 0 [pid 4895] <... exit_group resumed>) = ? [pid 4901] dup(3 [pid 4900] <... mprotect resumed>) = 0 [pid 4898] +++ exited with 0 +++ [pid 4896] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4895] +++ exited with 0 +++ [pid 4901] <... dup resumed>) = 4 [pid 4900] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4901] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4900] <... clone resumed>, parent_tid=[4902], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4902 [pid 4899] <... openat resumed>) = 3 [pid 4897] write(3, "1000", 4 [pid 4896] <... futex resumed>) = 0 [pid 4901] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] write(3, "1000", 4 [pid 4897] <... write resumed>) = 4 [pid 4896] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4895, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 4901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4899] <... write resumed>) = 4 [pid 4896] <... futex resumed>) = 0 [pid 4901] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4896] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4901] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4901] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4901] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000) = 0x20ffd000 [pid 4901] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4896] <... futex resumed>) = 0 [pid 4901] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4896] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4896] <... futex resumed>) = 0 [pid 4901] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4896] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4901] <... futex resumed>) = 0 [pid 4896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4902 attached [pid 4901] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4897] close(3 [pid 4896] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4902] set_robust_list(0x7f556b91a9e0, 24 [pid 4901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4899] close(3 [pid 4897] <... close resumed>) = 0 [pid 4896] <... futex resumed>) = 0 [pid 4902] <... set_robust_list resumed>) = 0 [pid 4901] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4896] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4902] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4901] <... io_uring_enter resumed>) = 1 [pid 4899] <... close resumed>) = 0 [pid 4897] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 4902] <... openat resumed>) = 3 [pid 4901] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4903 [pid 4902] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4901] <... futex resumed>) = 1 [pid 4899] <... futex resumed>) = 0 [pid 4897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4896] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4903 attached [pid 4902] <... futex resumed>) = 1 [pid 4901] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] <... futex resumed>) = 0 [pid 4899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4897] <... mmap resumed>) = 0x7f556b8fa000 [pid 4896] exit_group(0 [pid 4903] set_robust_list(0x555555af35e0, 24 [pid 4902] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4901] <... futex resumed>) = ? [pid 4900] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] <... mmap resumed>) = 0x7f556b8fa000 [pid 4897] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4896] <... exit_group resumed>) = ? [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4903] <... set_robust_list resumed>) = 0 [pid 4902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4901] +++ exited with 0 +++ [pid 4900] <... futex resumed>) = 0 [pid 4899] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4897] <... mprotect resumed>) = 0 [pid 4896] +++ exited with 0 +++ [pid 4903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4902] dup(3 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4899] <... mprotect resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4897] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4903] <... prctl resumed>) = 0 [pid 4902] <... dup resumed>) = 4 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4903] setpgid(0, 0 [pid 4902] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3624] <... restart_syscall resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4904 ./strace-static-x86_64: Process 4904 attached [pid 4903] <... setpgid resumed>) = 0 [pid 4902] <... futex resumed>) = 1 [pid 4900] <... futex resumed>) = 0 [pid 4897] <... clone resumed>, parent_tid=[4905], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4905 [pid 4903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4902] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] <... clone resumed>, parent_tid=[4906], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4906 [pid 4897] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] set_robust_list(0x555555af35e0, 24 [pid 4903] <... openat resumed>) = 3 [pid 4902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4899] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4904] <... set_robust_list resumed>) = 0 [pid 4903] write(3, "1000", 4 [pid 4902] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4899] <... futex resumed>) = 0 [pid 4897] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4903] <... write resumed>) = 4 [pid 4902] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4907 [pid 4904] <... prctl resumed>) = 0 [pid 4903] close(3 [pid 4902] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0./strace-static-x86_64: Process 4906 attached [pid 4904] setpgid(0, 0 [pid 4903] <... close resumed>) = 0 [pid 4902] <... mmap resumed>) = 0x20ffb000 ./strace-static-x86_64: Process 4907 attached [pid 4906] set_robust_list(0x7f556b91a9e0, 24 [pid 4904] <... setpgid resumed>) = 0 [pid 4903] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4902] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4907] set_robust_list(0x555555af35e0, 24 [pid 4906] <... set_robust_list resumed>) = 0 [pid 4904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4903] <... futex resumed>) = 0 [pid 4902] <... mmap resumed>) = 0x20ffd000 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4905 attached [pid 4907] <... set_robust_list resumed>) = 0 [pid 4906] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4904] <... openat resumed>) = 3 [pid 4903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4902] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4906] <... openat resumed>) = 3 [pid 4905] set_robust_list(0x7f556b91a9e0, 24 [pid 4904] write(3, "1000", 4 [pid 4903] <... mmap resumed>) = 0x7f556b8fa000 [pid 4902] <... futex resumed>) = 1 [pid 4900] <... futex resumed>) = 0 [pid 4907] <... prctl resumed>) = 0 [pid 4906] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4905] <... set_robust_list resumed>) = 0 [pid 4904] <... write resumed>) = 4 [pid 4903] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4902] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] setpgid(0, 0 [pid 4906] <... futex resumed>) = 1 [pid 4905] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4904] close(3 [pid 4903] <... mprotect resumed>) = 0 [pid 4902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4899] <... futex resumed>) = 0 [pid 4907] <... setpgid resumed>) = 0 [pid 4906] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4905] <... openat resumed>) = 3 [pid 4904] <... close resumed>) = 0 [pid 4903] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4902] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4899] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4905] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4902] <... futex resumed>) = 0 [pid 4900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4899] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4908 attached [pid 4907] <... openat resumed>) = 3 [pid 4906] dup(3 [pid 4905] <... futex resumed>) = 1 [pid 4904] <... futex resumed>) = 0 [pid 4903] <... clone resumed>, parent_tid=[4908], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4908 [pid 4902] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4897] <... futex resumed>) = 0 [pid 4907] write(3, "1000", 4 [pid 4906] <... dup resumed>) = 4 [pid 4905] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4903] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4897] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] <... write resumed>) = 4 [pid 4906] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4904] <... mmap resumed>) = 0x7f556b8fa000 [pid 4903] <... futex resumed>) = 0 [pid 4902] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4900] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4897] <... futex resumed>) = 0 [pid 4908] set_robust_list(0x7f556b91a9e0, 24 [pid 4907] close(3 [pid 4906] <... futex resumed>) = 1 [pid 4905] dup(3 [pid 4904] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4903] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4902] <... io_uring_enter resumed>) = 1 [pid 4899] <... futex resumed>) = 0 [pid 4897] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4908] <... set_robust_list resumed>) = 0 [pid 4907] <... close resumed>) = 0 [pid 4906] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4905] <... dup resumed>) = 4 [pid 4904] <... mprotect resumed>) = 0 [pid 4902] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4908] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4907] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4905] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4902] <... futex resumed>) = 1 [pid 4900] <... futex resumed>) = 0 [pid 4899] <... futex resumed>) = 0 [pid 4908] <... openat resumed>) = 3 [pid 4907] <... futex resumed>) = 0 [pid 4906] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4905] <... futex resumed>) = 1 [pid 4902] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] exit_group(0 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4897] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4909 attached [pid 4908] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4906] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4905] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4904] <... clone resumed>, parent_tid=[4909], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4909 [pid 4902] <... futex resumed>) = ? [pid 4900] <... exit_group resumed>) = ? [pid 4897] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] set_robust_list(0x7f556b91a9e0, 24 [pid 4908] <... futex resumed>) = 1 [pid 4907] <... mmap resumed>) = 0x7f556b8fa000 [pid 4906] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4904] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] <... futex resumed>) = 0 [pid 4902] +++ exited with 0 +++ [pid 4897] <... futex resumed>) = 0 [pid 4909] <... set_robust_list resumed>) = 0 [pid 4908] dup(3 [pid 4907] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4906] <... mmap resumed>) = 0x20ffb000 [pid 4905] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4904] <... futex resumed>) = 0 [pid 4903] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4900] +++ exited with 0 +++ [pid 4897] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4909] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4908] <... dup resumed>) = 4 [pid 4907] <... mprotect resumed>) = 0 [pid 4906] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4905] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4904] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4903] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4909] <... openat resumed>) = 3 [pid 4908] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4906] <... mmap resumed>) = 0x20ffd000 [pid 4905] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4903] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4910 attached [pid 4909] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4908] <... futex resumed>) = 0 [pid 4906] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4905] <... mmap resumed>) = 0x20ffb000 [pid 4903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4910] set_robust_list(0x7f556b91a9e0, 24 [pid 4909] <... futex resumed>) = 1 [ 62.753636][ T4894] VFS: Close: file count is 0 [ 62.763730][ T4895] VFS: Close: file count is 0 [ 62.781096][ T4896] VFS: Close: file count is 0 [pid 4908] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4907] <... clone resumed>, parent_tid=[4910], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4910 [pid 4906] <... futex resumed>) = 1 [pid 4905] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4904] <... futex resumed>) = 0 [pid 4903] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] <... futex resumed>) = 0 [pid 4909] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4899] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4905] <... mmap resumed>) = 0x20ffd000 [pid 4910] <... set_robust_list resumed>) = 0 [pid 4908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4907] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4906] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4905] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] <... futex resumed>) = 0 [pid 4910] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4909] <... futex resumed>) = 0 [pid 4908] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4907] <... futex resumed>) = 0 [pid 4906] <... futex resumed>) = 1 [pid 4905] <... futex resumed>) = 1 [pid 4904] <... futex resumed>) = 1 [pid 4903] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4899] <... futex resumed>) = 0 [pid 4897] <... futex resumed>) = 0 [pid 4910] <... openat resumed>) = 3 [pid 4909] dup(3 [pid 4908] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4907] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4906] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4905] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4904] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4899] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4910] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] <... dup resumed>) = 4 [pid 4908] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4906] <... io_uring_enter resumed>) = 1 [pid 4905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4899] <... futex resumed>) = 0 [pid 4897] <... futex resumed>) = 0 [pid 4910] <... futex resumed>) = 0 [pid 4909] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4908] <... mmap resumed>) = 0x20ffb000 [pid 4907] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4906] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4905] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4897] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4910] dup(3 [pid 4909] <... futex resumed>) = 1 [pid 4908] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4907] <... futex resumed>) = 0 [pid 4906] <... futex resumed>) = 0 [pid 4905] <... futex resumed>) = 0 [pid 4904] <... futex resumed>) = 0 [pid 4899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4911 [pid 4910] <... dup resumed>) = 4 [pid 4909] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4908] <... mmap resumed>) = 0x20ffd000 [pid 4907] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4906] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4905] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4904] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] exit_group(0 [pid 4897] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4910] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4908] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4906] <... futex resumed>) = ? [pid 4905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4904] <... futex resumed>) = 0 [pid 4899] <... exit_group resumed>) = ? [pid 4897] <... futex resumed>) = 0 [pid 4910] <... futex resumed>) = 0 [pid 4909] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4908] <... futex resumed>) = 1 [pid 4907] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4906] +++ exited with 0 +++ [pid 4905] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4904] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4903] <... futex resumed>) = 0 [pid 4897] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4911 attached [pid 4910] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4909] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4908] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] <... futex resumed>) = 0 [pid 4905] <... io_uring_enter resumed>) = 1 [pid 4903] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] +++ exited with 0 +++ [pid 4909] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4908] <... futex resumed>) = 0 [pid 4907] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4911] set_robust_list(0x555555af35e0, 24 [ 62.820526][ T4900] VFS: Close: file count is 0 [pid 4905] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] <... futex resumed>) = 0 [pid 4911] <... set_robust_list resumed>) = 0 [pid 4909] <... mmap resumed>) = 0x20ffb000 [pid 4908] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4905] <... futex resumed>) = 1 [pid 4903] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4897] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4899, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4910] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4909] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4905] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4897] exit_group(0 [pid 4911] <... prctl resumed>) = 0 [pid 4897] <... exit_group resumed>) = ? [pid 4911] setpgid(0, 0) = 0 [pid 4911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4911] write(3, "1000", 4) = 4 [pid 4911] close(3) = 0 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4911] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4911] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4912], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4912 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4911] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] <... mmap resumed>) = 0x20ffd000 [pid 4905] <... futex resumed>) = ? [pid 4903] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4911] <... futex resumed>) = 0 [pid 4909] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] <... futex resumed>) = 1 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4912 attached [pid 4912] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4912] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4905] +++ exited with 0 +++ [pid 4897] +++ exited with 0 +++ [pid 4903] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4897, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4908] <... futex resumed>) = 0 [pid 4909] <... futex resumed>) = 1 [pid 4908] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4904] <... futex resumed>) = 0 [pid 4904] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4909] <... futex resumed>) = 0 [pid 4904] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4908] <... io_uring_enter resumed>) = 1 [pid 4908] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4908] <... futex resumed>) = 1 [pid 4908] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4912] <... openat resumed>) = 3 [pid 4910] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4909] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4904] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4914 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4913 [pid 4909] <... io_uring_enter resumed>) = 1 [pid 4904] <... futex resumed>) = 0 [pid 4903] exit_group(0 [pid 4912] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4908] <... futex resumed>) = ? [pid 4904] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4903] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4914 attached ./strace-static-x86_64: Process 4913 attached [pid 4912] <... futex resumed>) = 1 [pid 4911] <... futex resumed>) = 0 [pid 4910] <... mmap resumed>) = 0x20ffb000 [pid 4909] <... futex resumed>) = 0 [pid 4908] +++ exited with 0 +++ [pid 4913] set_robust_list(0x555555af35e0, 24 [pid 4912] dup(3 [pid 4911] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] <... set_robust_list resumed>) = 0 [pid 4912] <... dup resumed>) = 4 [pid 4911] <... futex resumed>) = 0 [pid 4913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4912] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4913] <... prctl resumed>) = 0 [pid 4912] <... futex resumed>) = 0 [pid 4911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4913] setpgid(0, 0 [pid 4912] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4911] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] <... setpgid resumed>) = 0 [pid 4912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4911] <... futex resumed>) = 0 [pid 4913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4912] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4913] <... openat resumed>) = 3 [pid 4912] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4913] write(3, "1000", 4 [pid 4912] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4913] <... write resumed>) = 4 [pid 4912] <... mmap resumed>) = 0x20ffb000 [pid 4910] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4909] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4904] exit_group(0 [pid 4903] +++ exited with 0 +++ [pid 4913] close(3 [pid 4912] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4909] <... futex resumed>) = ? [pid 4904] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4914] set_robust_list(0x555555af35e0, 24 [pid 4913] <... close resumed>) = 0 [pid 4912] <... mmap resumed>) = 0x20ffd000 [pid 4910] <... mmap resumed>) = 0x20ffd000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4913] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4912] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] +++ exited with 0 +++ [pid 3619] <... restart_syscall resumed>) = 0 [pid 4913] <... futex resumed>) = 0 [pid 4912] <... futex resumed>) = 1 [pid 4911] <... futex resumed>) = 0 [pid 4910] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4912] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4911] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4910] <... futex resumed>) = 1 [pid 4907] <... futex resumed>) = 0 [pid 4914] <... set_robust_list resumed>) = 0 [pid 4913] <... mmap resumed>) = 0x7f556b8fa000 [pid 4912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4911] <... futex resumed>) = 0 [pid 4910] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4913] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4912] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4913] <... mprotect resumed>) = 0 [pid 4912] <... futex resumed>) = 0 [pid 4911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4915 [pid 4913] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4912] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4911] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4911] <... futex resumed>) = 0 [pid 4913] <... clone resumed>, parent_tid=[4916], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4916 [pid 4912] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4911] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4913] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4912] <... io_uring_enter resumed>) = 1 [pid 4907] <... futex resumed>) = 0 [pid 4913] <... futex resumed>) = 0 [pid 4912] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4912] <... futex resumed>) = 1 [pid 4911] <... futex resumed>) = 0 [pid 4910] <... futex resumed>) = 0 [pid 4907] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4912] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4911] exit_group(0 [pid 4910] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4914] <... prctl resumed>) = 0 [pid 4912] <... futex resumed>) = ? [pid 4911] <... exit_group resumed>) = ? [pid 4907] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4916 attached ./strace-static-x86_64: Process 4915 attached [pid 4914] setpgid(0, 0 [pid 4912] +++ exited with 0 +++ [pid 4911] +++ exited with 0 +++ [pid 4916] set_robust_list(0x7f556b91a9e0, 24 [pid 4915] set_robust_list(0x555555af35e0, 24 [pid 4916] <... set_robust_list resumed>) = 0 [pid 4915] <... set_robust_list resumed>) = 0 [pid 4916] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4916] <... openat resumed>) = 3 [pid 4915] <... prctl resumed>) = 0 [pid 4916] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4915] setpgid(0, 0 [pid 4916] <... futex resumed>) = 1 [pid 4915] <... setpgid resumed>) = 0 [pid 4913] <... futex resumed>) = 0 [pid 4916] dup(3 [pid 4915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4914] <... setpgid resumed>) = 0 [pid 4913] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] <... futex resumed>) = 1 [pid 4910] <... futex resumed>) = 0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] <... restart_syscall resumed>) = 0 [pid 4916] <... dup resumed>) = 4 [pid 4915] <... openat resumed>) = 3 [pid 4913] <... futex resumed>) = 0 [pid 4916] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4915] write(3, "1000", 4 [pid 4913] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4916] <... futex resumed>) = 0 [pid 4915] <... write resumed>) = 4 [pid 4913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4916] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] close(3 [pid 4913] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] <... close resumed>) = 0 [pid 4913] <... futex resumed>) = 0 [pid 4916] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4915] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4916] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4915] <... futex resumed>) = 0 [pid 4916] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4916] <... mmap resumed>) = 0x20ffb000 [pid 4915] <... mmap resumed>) = 0x7f556b8fa000 [pid 4916] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4915] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4916] <... mmap resumed>) = 0x20ffd000 [pid 4915] <... mprotect resumed>) = 0 [pid 4916] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4915] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4910] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4907] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4916] <... futex resumed>) = 1 [pid 4914] <... openat resumed>) = 3 [pid 4913] <... futex resumed>) = 0 [pid 4910] <... io_uring_enter resumed>) = 1 ./strace-static-x86_64: Process 4917 attached [pid 4916] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] <... clone resumed>, parent_tid=[4917], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4917 [pid 4914] write(3, "1000", 4 [pid 4913] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4910] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4917] set_robust_list(0x7f556b91a9e0, 24 [pid 4916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] <... write resumed>) = 4 [pid 4913] <... futex resumed>) = 0 [pid 4910] <... futex resumed>) = 1 [pid 4907] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4918 attached [pid 4917] <... set_robust_list resumed>) = 0 [pid 4916] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4915] <... futex resumed>) = 0 [pid 4914] close(3 [pid 4913] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4910] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4907] exit_group(0 [pid 4918] set_robust_list(0x555555af35e0, 24 [pid 4917] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4916] <... futex resumed>) = 0 [pid 4915] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] <... close resumed>) = 0 [pid 4913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4910] <... futex resumed>) = ? [pid 4907] <... exit_group resumed>) = ? [ 62.854434][ T4899] VFS: Close: file count is 0 [ 62.867218][ T4905] VFS: Close: file count is 0 [ 62.879820][ T4903] VFS: Close: file count is 0 [ 62.884398][ T4904] VFS: Close: file count is 0 [ 62.896592][ T4911] VFS: Close: file count is 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4918 [pid 4918] <... set_robust_list resumed>) = 0 [pid 4917] <... openat resumed>) = 3 [pid 4916] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4914] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4910] +++ exited with 0 +++ [pid 4907] +++ exited with 0 +++ [pid 4916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4913] <... futex resumed>) = 0 [pid 4916] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4913] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4916] <... io_uring_enter resumed>) = 1 [pid 4916] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4913] <... futex resumed>) = 0 [pid 4916] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4913] exit_group(0 [pid 4916] <... futex resumed>) = ? [pid 4913] <... exit_group resumed>) = ? [pid 4916] +++ exited with 0 +++ [pid 4913] +++ exited with 0 +++ ./strace-static-x86_64: Process 4919 attached [pid 4914] <... futex resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4917] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4919 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4913, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4917] <... futex resumed>) = 1 [pid 4915] <... futex resumed>) = 0 [pid 4914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4915] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] <... mmap resumed>) = 0x7f556b8fa000 [pid 4918] <... prctl resumed>) = 0 [pid 4917] dup(3 [pid 4915] <... futex resumed>) = 0 [pid 4914] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4919] set_robust_list(0x555555af35e0, 24 [pid 4918] setpgid(0, 0 [pid 4917] <... dup resumed>) = 4 [pid 4915] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] <... mprotect resumed>) = 0 [pid 4919] <... set_robust_list resumed>) = 0 [pid 4919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4914] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4919] setpgid(0, 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4920 [pid 4919] <... setpgid resumed>) = 0 [pid 4918] <... setpgid resumed>) = 0 [pid 4917] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4917] <... futex resumed>) = 1 [pid 4915] <... futex resumed>) = 0 [pid 4914] <... clone resumed>, parent_tid=[4921], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4921 ./strace-static-x86_64: Process 4920 attached [pid 4919] <... openat resumed>) = 3 [pid 4918] <... openat resumed>) = 3 [pid 4917] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4921 attached [pid 4920] set_robust_list(0x555555af35e0, 24 [pid 4919] write(3, "1000", 4 [pid 4918] write(3, "1000", 4 [pid 4917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] <... futex resumed>) = 0 [pid 4914] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4922 attached [pid 4921] set_robust_list(0x7f556b91a9e0, 24 [pid 4920] <... set_robust_list resumed>) = 0 [pid 4919] <... write resumed>) = 4 [pid 4918] <... write resumed>) = 4 [pid 4917] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4915] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4922] set_robust_list(0x555555af35e0, 24 [pid 4921] <... set_robust_list resumed>) = 0 [pid 4920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4919] close(3 [pid 4918] close(3 [pid 4917] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4922 [pid 4922] <... set_robust_list resumed>) = 0 [pid 4921] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4920] <... prctl resumed>) = 0 [pid 4919] <... close resumed>) = 0 [pid 4918] <... close resumed>) = 0 [pid 4917] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4921] <... openat resumed>) = 3 [pid 4920] setpgid(0, 0 [pid 4919] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4917] <... mmap resumed>) = 0x20ffb000 [pid 4922] <... prctl resumed>) = 0 [pid 4921] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... setpgid resumed>) = 0 [pid 4919] <... futex resumed>) = 0 [pid 4918] <... futex resumed>) = 0 [pid 4917] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4922] setpgid(0, 0 [pid 4921] <... futex resumed>) = 1 [pid 4920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4914] <... futex resumed>) = 0 [pid 4917] <... mmap resumed>) = 0x20ffd000 [pid 4922] <... setpgid resumed>) = 0 [pid 4921] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] <... openat resumed>) = 3 [pid 4919] <... mmap resumed>) = 0x7f556b8fa000 [pid 4918] <... mmap resumed>) = 0x7f556b8fa000 [pid 4917] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4920] write(3, "1000", 4 [pid 4919] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4918] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4917] <... futex resumed>) = 1 [pid 4915] <... futex resumed>) = 0 [pid 4914] <... futex resumed>) = 0 [pid 4922] <... openat resumed>) = 3 [pid 4921] dup(3 [pid 4920] <... write resumed>) = 4 [pid 4919] <... mprotect resumed>) = 0 [pid 4918] <... mprotect resumed>) = 0 [pid 4917] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4922] write(3, "1000", 4 [pid 4921] <... dup resumed>) = 4 [pid 4920] close(3 [pid 4919] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4918] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4915] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4924 attached ./strace-static-x86_64: Process 4923 attached [pid 4922] <... write resumed>) = 4 [pid 4921] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... close resumed>) = 0 [pid 4917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4924] set_robust_list(0x7f556b91a9e0, 24 [pid 4923] set_robust_list(0x7f556b91a9e0, 24 [pid 4922] close(3 [pid 4921] <... futex resumed>) = 1 [pid 4920] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4919] <... clone resumed>, parent_tid=[4923], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4923 [pid 4918] <... clone resumed>, parent_tid=[4924], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4924 [pid 4917] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4914] <... futex resumed>) = 0 [pid 4923] <... set_robust_list resumed>) = 0 [pid 4922] <... close resumed>) = 0 [pid 4921] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] <... futex resumed>) = 0 [pid 4919] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4917] <... futex resumed>) = 0 [pid 4915] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4923] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4922] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4919] <... futex resumed>) = 0 [pid 4918] <... futex resumed>) = 0 [pid 4917] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4915] <... futex resumed>) = 0 [pid 4914] <... futex resumed>) = 0 [pid 4923] <... openat resumed>) = 3 [pid 4922] <... futex resumed>) = 0 [pid 4921] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4920] <... mmap resumed>) = 0x7f556b8fa000 [pid 4919] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4918] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4917] <... io_uring_enter resumed>) = 1 [pid 4914] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4915] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4923] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4921] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4920] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4917] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] <... set_robust_list resumed>) = 0 [pid 4923] <... futex resumed>) = 0 [pid 4922] <... mmap resumed>) = 0x7f556b8fa000 [pid 4921] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4920] <... mprotect resumed>) = 0 [pid 4919] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4917] <... futex resumed>) = 1 [pid 4915] <... futex resumed>) = 0 [pid 4923] dup(3 [pid 4922] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4921] <... mmap resumed>) = 0x20ffb000 [pid 4919] <... futex resumed>) = 0 [pid 4920] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4919] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4915] exit_group(0 [pid 4917] ????( [pid 4924] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4923] <... dup resumed>) = 4 [pid 4922] <... mprotect resumed>) = 0 [pid 4921] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4915] <... exit_group resumed>) = ? [pid 4924] <... openat resumed>) = 3 [pid 4923] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4921] <... mmap resumed>) = 0x20ffd000 [pid 4917] <... ???? resumed>) = ? ./strace-static-x86_64: Process 4926 attached [pid 4924] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4923] <... futex resumed>) = 1 [pid 4921] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... clone resumed>, parent_tid=[4925], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4925 [pid 4919] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4925 attached [pid 4924] <... futex resumed>) = 1 [pid 4921] <... futex resumed>) = 1 [pid 4919] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4917] +++ exited with 0 +++ [pid 4915] +++ exited with 0 +++ [pid 4923] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4914] <... futex resumed>) = 0 [pid 4922] <... clone resumed>, parent_tid=[4926], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4926 [pid 4918] <... futex resumed>) = 0 [pid 4920] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] set_robust_list(0x7f556b91a9e0, 24) = 0 [pid 4925] set_robust_list(0x7f556b91a9e0, 24 [pid 4924] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4923] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4922] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4921] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] <... futex resumed>) = 0 [pid 4919] <... futex resumed>) = 0 [pid 4918] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4915, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4926] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4925] <... set_robust_list resumed>) = 0 [pid 4924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4923] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4922] <... futex resumed>) = 0 [pid 4921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4920] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 62.919177][ T4907] VFS: Close: file count is 0 [ 62.924125][ T4913] VFS: Close: file count is 0 [pid 4919] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4918] <... futex resumed>) = 0 [pid 4914] <... futex resumed>) = 0 [pid 4926] <... openat resumed>) = 3 [pid 4925] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4924] dup(3 [pid 4923] <... mmap resumed>) = 0x20ffb000 [pid 4922] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4921] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] <... openat resumed>) = 3 [pid 4924] <... dup resumed>) = 4 [pid 4925] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] <... futex resumed>) = 1 [pid 4924] <... futex resumed>) = 0 [pid 4923] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4921] <... futex resumed>) = 0 [pid 4920] <... futex resumed>) = 0 [pid 4918] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4926] <... futex resumed>) = 1 [pid 4925] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4924] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4923] <... mmap resumed>) = 0x20ffd000 [pid 4922] <... futex resumed>) = 0 [pid 4921] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4926] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4923] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... futex resumed>) = 0 [pid 4918] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4925] dup(3 [pid 4924] <... futex resumed>) = 0 [pid 4923] <... futex resumed>) = 1 [pid 4922] <... futex resumed>) = 0 [pid 4921] <... futex resumed>) = 0 [pid 4920] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4919] <... futex resumed>) = 0 [pid 4918] <... futex resumed>) = 1 [pid 4914] <... futex resumed>) = 1 [pid 4926] dup(3 [pid 4925] <... dup resumed>) = 4 [pid 4924] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4923] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4922] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4921] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4919] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4914] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4927 [pid 4926] <... dup resumed>) = 4 [pid 4925] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4921] <... io_uring_enter resumed>) = 1 [pid 4919] <... futex resumed>) = 0 [pid 4925] <... futex resumed>) = 1 [pid 4920] <... futex resumed>) = 0 [pid 4924] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4926] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4921] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4919] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4924] <... mmap resumed>) = 0x20ffb000 [pid 4923] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] <... futex resumed>) = 1 [pid 4922] <... futex resumed>) = 0 [pid 4921] <... futex resumed>) = 1 [pid 4920] <... futex resumed>) = 0 [pid 4919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4914] <... futex resumed>) = 0 [pid 4926] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4925] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4924] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4923] <... futex resumed>) = 0 [pid 4922] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4921] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4919] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] exit_group(0 [pid 4926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4925] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4919] <... futex resumed>) = 0 [pid 4923] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4921] <... futex resumed>) = ? [pid 4914] <... exit_group resumed>) = ? [pid 4924] <... mmap resumed>) = 0x20ffd000 [pid 4919] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4927 attached [pid 4927] set_robust_list(0x555555af35e0, 24) = 0 [pid 4921] +++ exited with 0 +++ [pid 4914] +++ exited with 0 +++ [pid 4923] <... io_uring_enter resumed>) = 1 [pid 4925] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4926] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4925] <... mmap resumed>) = 0x20ffb000 [pid 4924] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4923] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4914, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4926] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4925] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4924] <... futex resumed>) = 1 [pid 4923] <... futex resumed>) = 1 [pid 4922] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4919] <... futex resumed>) = 0 [pid 4918] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4926] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4925] <... mmap resumed>) = 0x20ffd000 [pid 4924] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4923] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4919] exit_group(0 [pid 4918] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4926] <... mmap resumed>) = 0x20ffb000 [pid 4925] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4923] <... futex resumed>) = ? [pid 4919] <... exit_group resumed>) = ? [pid 4918] <... futex resumed>) = 0 [pid 4927] <... prctl resumed>) = 0 [pid 4926] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4925] <... futex resumed>) = 1 [pid 4924] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4923] +++ exited with 0 +++ [pid 4920] <... futex resumed>) = 0 [pid 4919] +++ exited with 0 +++ [pid 4918] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4927] setpgid(0, 0 [pid 4926] <... mmap resumed>) = 0x20ffd000 [pid 4925] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4924] <... futex resumed>) = 0 [pid 4920] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4919, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4926] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4924] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] <... futex resumed>) = 0 [pid 4918] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4926] <... futex resumed>) = 1 [pid 4925] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4922] <... futex resumed>) = 0 [pid 4920] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4918] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4928 [pid 4926] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4925] <... futex resumed>) = 0 [pid 4924] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4922] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4918] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4928 attached [pid 4927] <... setpgid resumed>) = 0 [pid 4926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4925] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4924] <... io_uring_enter resumed>) = 1 [pid 4922] <... futex resumed>) = 0 [pid 4920] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4924] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4920] <... futex resumed>) = 0 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4929 attached [pid 4928] set_robust_list(0x555555af35e0, 24 [pid 4927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4926] <... futex resumed>) = 0 [pid 4925] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4924] <... futex resumed>) = 1 [pid 4922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4920] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4918] <... futex resumed>) = 0 [pid 4927] <... openat resumed>) = 3 [pid 4926] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4925] <... io_uring_enter resumed>) = 1 [pid 4924] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4922] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] exit_group(0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4929 [pid 4928] <... set_robust_list resumed>) = 0 [pid 4927] write(3, "1000", 4 [pid 4929] set_robust_list(0x555555af35e0, 24 [pid 4926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4925] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4924] <... futex resumed>) = ? [pid 4922] <... futex resumed>) = 0 [pid 4918] <... exit_group resumed>) = ? [pid 4929] <... set_robust_list resumed>) = 0 [pid 4928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4927] <... write resumed>) = 4 [pid 4926] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4925] <... futex resumed>) = 1 [pid 4924] +++ exited with 0 +++ [pid 4922] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4920] <... futex resumed>) = 0 [pid 4918] +++ exited with 0 +++ [pid 4928] <... prctl resumed>) = 0 [pid 4927] close(3 [pid 4926] <... io_uring_enter resumed>) = 1 [pid 4925] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4920] exit_group(0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4928] setpgid(0, 0 [pid 4927] <... close resumed>) = 0 [pid 4926] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] <... futex resumed>) = ? [pid 4920] <... exit_group resumed>) = ? [pid 4929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4928] <... setpgid resumed>) = 0 [pid 4927] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] <... futex resumed>) = 1 [ 62.973960][ T4917] VFS: Close: file count is 0 [ 62.998124][ T4921] VFS: Close: file count is 0 [ 63.006966][ T4919] VFS: Close: file count is 0 [pid 4925] +++ exited with 0 +++ [pid 4922] <... futex resumed>) = 0 [pid 4920] +++ exited with 0 +++ [pid 4929] <... prctl resumed>) = 0 [pid 4928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4927] <... futex resumed>) = 0 [pid 4926] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4922] exit_group(0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4930 attached [pid 4929] setpgid(0, 0 [pid 4928] <... openat resumed>) = 3 [pid 4927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4926] <... futex resumed>) = ? [pid 4922] <... exit_group resumed>) = ? [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4920, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4930] set_robust_list(0x555555af35e0, 24 [pid 4929] <... setpgid resumed>) = 0 [pid 4928] write(3, "1000", 4 [pid 4927] <... mmap resumed>) = 0x7f556b8fa000 [pid 4926] +++ exited with 0 +++ [pid 4922] +++ exited with 0 +++ [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4930 [pid 4930] <... set_robust_list resumed>) = 0 [pid 4929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4928] <... write resumed>) = 4 [pid 4927] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4928] close(3 [pid 4927] <... mprotect resumed>) = 0 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4931 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4928] <... close resumed>) = 0 [pid 4927] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4933 attached [pid 4930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4929] <... openat resumed>) = 3 [pid 4928] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] write(3, "1000", 4 [pid 4928] <... futex resumed>) = 0 [pid 4927] <... clone resumed>, parent_tid=[4932], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4932 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4933 [pid 4929] <... write resumed>) = 4 [pid 4928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4927] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] close(3 [pid 4928] <... mmap resumed>) = 0x7f556b8fa000 [pid 4927] <... futex resumed>) = 0 [pid 4930] <... prctl resumed>) = 0 [pid 4929] <... close resumed>) = 0 [pid 4928] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4927] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4931 attached [pid 4930] setpgid(0, 0 [pid 4929] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4928] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4932 attached [pid 4931] set_robust_list(0x555555af35e0, 24 [pid 4930] <... setpgid resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 4928] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4932] set_robust_list(0x7f556b91a9e0, 24 [pid 4931] <... set_robust_list resumed>) = 0 [pid 4929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4932] <... set_robust_list resumed>) = 0 [pid 4931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4929] <... mmap resumed>) = 0x7f556b8fa000 [pid 4928] <... clone resumed>, parent_tid=[4934], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4934 [pid 4932] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4931] <... prctl resumed>) = 0 [pid 4930] <... openat resumed>) = 3 [pid 4929] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4928] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4934 attached [pid 4933] set_robust_list(0x555555af35e0, 24 [pid 4932] <... openat resumed>) = 3 [pid 4931] setpgid(0, 0 [pid 4930] write(3, "1000", 4 [pid 4929] <... mprotect resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4932] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] <... setpgid resumed>) = 0 [pid 4934] set_robust_list(0x7f556b91a9e0, 24 [pid 4933] <... set_robust_list resumed>) = 0 [pid 4932] <... futex resumed>) = 1 [pid 4931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4930] <... write resumed>) = 4 [pid 4929] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4928] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4927] <... futex resumed>) = 0 [pid 4932] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4931] <... openat resumed>) = 3 [pid 4930] close(3 [pid 4927] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4934] <... set_robust_list resumed>) = 0 [pid 4933] <... prctl resumed>) = 0 [pid 4932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4931] write(3, "1000", 4 [pid 4930] <... close resumed>) = 0 [pid 4929] <... clone resumed>, parent_tid=[4935], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4935 [pid 4927] <... futex resumed>) = 0 [pid 4933] setpgid(0, 0 [pid 4932] dup(3 [pid 4931] <... write resumed>) = 4 [pid 4930] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4929] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4935 attached [pid 4934] <... openat resumed>) = 3 [pid 4933] <... setpgid resumed>) = 0 [pid 4932] <... dup resumed>) = 4 [pid 4931] close(3 [pid 4930] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 4935] set_robust_list(0x7f556b91a9e0, 24 [pid 4934] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4932] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] <... close resumed>) = 0 [pid 4930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4929] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4935] <... set_robust_list resumed>) = 0 [pid 4934] <... futex resumed>) = 1 [pid 4933] <... openat resumed>) = 3 [pid 4932] <... futex resumed>) = 1 [pid 4931] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4930] <... mmap resumed>) = 0x7f556b8fa000 [pid 4928] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = 0 [pid 4935] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4934] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4933] write(3, "1000", 4 [pid 4932] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4931] <... futex resumed>) = 0 [pid 4930] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4928] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] <... openat resumed>) = 3 [pid 4934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4933] <... write resumed>) = 4 [pid 4932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4930] <... mprotect resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = 0 [pid 4935] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] dup(3 [pid 4933] close(3 [pid 4932] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4931] <... mmap resumed>) = 0x7f556b8fa000 [pid 4930] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4928] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4927] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4935] <... futex resumed>) = 1 [pid 4934] <... dup resumed>) = 4 [pid 4933] <... close resumed>) = 0 [pid 4932] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4931] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4929] <... futex resumed>) = 0 [pid 4935] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4934] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4932] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4931] <... mprotect resumed>) = 0 [pid 4930] <... clone resumed>, parent_tid=[4936], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4936 [pid 4929] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4934] <... futex resumed>) = 1 [pid 4933] <... futex resumed>) = 0 [pid 4932] <... mmap resumed>) = 0x20ffb000 [pid 4931] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4930] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4935] dup(3 [pid 4934] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4932] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4930] <... futex resumed>) = 0 [pid 4929] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4937 attached ./strace-static-x86_64: Process 4936 attached [pid 4935] <... dup resumed>) = 4 [pid 4934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4933] <... mmap resumed>) = 0x7f556b8fa000 [pid 4932] <... mmap resumed>) = 0x20ffd000 [pid 4931] <... clone resumed>, parent_tid=[4937], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4937 [pid 4930] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] <... futex resumed>) = 0 [pid 4936] set_robust_list(0x7f556b91a9e0, 24 [pid 4935] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4933] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4932] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4928] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4936] <... set_robust_list resumed>) = 0 [pid 4935] <... futex resumed>) = 1 [pid 4934] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4933] <... mprotect resumed>) = 0 [pid 4932] <... futex resumed>) = 1 [pid 4931] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = 0 [pid 4937] set_robust_list(0x7f556b91a9e0, 24 [ 63.023449][ T4918] VFS: Close: file count is 0 [ 63.028253][ T4920] VFS: Close: file count is 0 [ 63.044728][ T4922] VFS: Close: file count is 0 [pid 4936] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4935] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4934] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4933] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4932] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4931] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4929] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4937] <... set_robust_list resumed>) = 0 [pid 4936] <... openat resumed>) = 3 [pid 4935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4934] <... mmap resumed>) = 0x20ffb000 [pid 4932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4929] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = 0 [pid 4937] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4936] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4934] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4933] <... clone resumed>, parent_tid=[4938], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4938 [pid 4932] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4927] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4937] <... openat resumed>) = 3 [pid 4936] <... futex resumed>) = 1 [pid 4935] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4934] <... mmap resumed>) = 0x20ffd000 [pid 4933] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4932] <... futex resumed>) = 0 [pid 4930] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4937] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4936] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4935] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4934] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] <... futex resumed>) = 0 [pid 4932] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4930] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4938 attached [pid 4937] <... futex resumed>) = 1 [pid 4936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4935] <... mmap resumed>) = 0x20ffb000 [pid 4934] <... futex resumed>) = 1 [pid 4933] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4931] <... futex resumed>) = 0 [pid 4930] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4927] <... futex resumed>) = 0 [pid 4938] set_robust_list(0x7f556b91a9e0, 24 [pid 4937] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4936] dup(3 [pid 4935] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4934] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4932] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4931] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4930] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4938] <... set_robust_list resumed>) = 0 [pid 4937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4936] <... dup resumed>) = 4 [pid 4935] <... mmap resumed>) = 0x20ffd000 [pid 4934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4932] <... io_uring_enter resumed>) = 1 [pid 4931] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4938] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4937] dup(3 [pid 4936] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4932] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4938] <... openat resumed>) = 3 [pid 4937] <... dup resumed>) = 4 [pid 4936] <... futex resumed>) = 1 [pid 4935] <... futex resumed>) = 1 [pid 4934] <... futex resumed>) = 0 [pid 4932] <... futex resumed>) = 1 [pid 4930] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4927] <... futex resumed>) = 0 [pid 4938] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4937] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4936] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4935] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4934] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4932] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4930] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4928] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] exit_group(0 [pid 4938] <... futex resumed>) = 1 [pid 4937] <... futex resumed>) = 1 [pid 4936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4933] <... futex resumed>) = 0 [pid 4932] <... futex resumed>) = ? [pid 4931] <... futex resumed>) = 0 [pid 4930] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 4927] <... exit_group resumed>) = ? [pid 4938] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4937] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4936] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4935] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4933] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4932] +++ exited with 0 +++ [pid 4931] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4930] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4929] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4927] +++ exited with 0 +++ [pid 4938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4936] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4935] <... futex resumed>) = 0 [pid 4934] <... io_uring_enter resumed>) = 1 [pid 4933] <... futex resumed>) = 0 [pid 4931] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4938] dup(3 [pid 4937] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4936] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4935] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4934] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4931] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4929] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4938] <... dup resumed>) = 4 [pid 4937] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4936] <... mmap resumed>) = 0x20ffb000 [pid 4935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4934] <... futex resumed>) = 1 [pid 4929] <... futex resumed>) = 0 [pid 4928] <... futex resumed>) = 0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4938] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4937] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4936] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4935] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4934] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4929] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4928] exit_group(0 [pid 4938] <... futex resumed>) = 1 [pid 4937] <... mmap resumed>) = 0x20ffb000 [pid 4936] <... mmap resumed>) = 0x20ffd000 [pid 4935] <... io_uring_enter resumed>) = 1 [pid 4934] <... futex resumed>) = ? [pid 4933] <... futex resumed>) = 0 [pid 4928] <... exit_group resumed>) = ? [pid 4938] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4937] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4934] +++ exited with 0 +++ [pid 4928] +++ exited with 0 +++ [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4937] <... mmap resumed>) = 0x20ffd000 [pid 4937] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4939 [pid 4937] <... futex resumed>) = 1 [pid 4937] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4939 attached [pid 4936] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4936] <... futex resumed>) = 1 [pid 4935] <... futex resumed>) = 1 [pid 4931] <... futex resumed>) = 0 [pid 4930] <... futex resumed>) = 0 [pid 4929] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4930] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] exit_group(0 [pid 4930] <... futex resumed>) = 0 [pid 4929] <... exit_group resumed>) = ? [pid 4930] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4939] set_robust_list(0x555555af35e0, 24) = 0 [pid 4939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4939] setpgid(0, 0) = 0 [pid 4938] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4936] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] <... futex resumed>) = 0 [pid 4931] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4938] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4936] <... futex resumed>) = 1 [pid 4933] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4930] <... futex resumed>) = 0 [pid 4938] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4936] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4930] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4938] <... mmap resumed>) = 0x20ffb000 [pid 4937] <... futex resumed>) = 0 [pid 4936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4935] +++ exited with 0 +++ [pid 4931] <... futex resumed>) = 1 [pid 4930] <... futex resumed>) = 0 [pid 4929] +++ exited with 0 +++ [pid 4939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4938] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4937] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4936] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4931] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4930] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4938] <... mmap resumed>) = 0x20ffd000 [pid 4937] <... futex resumed>) = 0 [pid 4936] <... io_uring_enter resumed>) = 1 [pid 4931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4929, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4939] <... openat resumed>) = 3 [pid 4938] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4937] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4936] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4939] write(3, "1000", 4 [pid 4938] <... futex resumed>) = 1 [pid 4937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4936] <... futex resumed>) = 1 [pid 4933] <... futex resumed>) = 0 [pid 4931] <... futex resumed>) = 0 [pid 4930] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4940 attached [pid 4939] <... write resumed>) = 4 [pid 4938] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4937] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4936] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4933] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4930] exit_group(0 [pid 4939] close(3 [pid 4938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4937] <... io_uring_enter resumed>) = 1 [pid 4936] <... futex resumed>) = ? [pid 4933] <... futex resumed>) = 0 [pid 4930] <... exit_group resumed>) = ? [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4940 [pid 4940] set_robust_list(0x555555af35e0, 24 [pid 4939] <... close resumed>) = 0 [pid 4938] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4937] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4936] +++ exited with 0 +++ [pid 4933] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4941 attached [pid 4940] <... set_robust_list resumed>) = 0 [pid 4939] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4938] <... futex resumed>) = 0 [pid 4937] <... futex resumed>) = 1 [pid 4933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4931] <... futex resumed>) = 0 [pid 4930] +++ exited with 0 +++ [pid 4940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4937] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4931] exit_group(0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4941 [pid 4941] set_robust_list(0x555555af35e0, 24 [pid 4940] <... prctl resumed>) = 0 [pid 4939] <... futex resumed>) = 0 [pid 4938] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4937] <... futex resumed>) = ? [pid 4933] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] <... exit_group resumed>) = ? [pid 4941] <... set_robust_list resumed>) = 0 [pid 4940] setpgid(0, 0 [pid 4939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4937] +++ exited with 0 +++ [pid 4933] <... futex resumed>) = 0 [pid 4931] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4930, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4940] <... setpgid resumed>) = 0 [pid 4939] <... mmap resumed>) = 0x7f556b8fa000 [pid 4938] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4933] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 63.109624][ T4927] VFS: Close: file count is 0 [ 63.121208][ T4928] VFS: Close: file count is 0 [ 63.140666][ T4935] VFS: Close: file count is 0 [ 63.156437][ T4930] VFS: Close: file count is 0 [pid 4940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4939] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4940] <... openat resumed>) = 3 [pid 4938] <... io_uring_enter resumed>) = 1 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4939] <... mprotect resumed>) = 0 [pid 4940] write(3, "1000", 4 [pid 4938] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4940] <... write resumed>) = 4 [pid 4939] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4938] <... futex resumed>) = 1 [pid 4933] <... futex resumed>) = 0 [pid 3624] <... restart_syscall resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4942 ./strace-static-x86_64: Process 4942 attached [pid 4940] close(3 [pid 4938] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4933] exit_group(0 [pid 4942] set_robust_list(0x555555af35e0, 24 [pid 4941] <... prctl resumed>) = 0 [pid 4940] <... close resumed>) = 0 [pid 4939] <... clone resumed>, parent_tid=[4943], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4943 [pid 4938] <... futex resumed>) = ? [pid 4933] <... exit_group resumed>) = ? [pid 4942] <... set_robust_list resumed>) = 0 [pid 4941] setpgid(0, 0 [pid 4940] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4939] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4940] <... futex resumed>) = 0 [pid 4938] +++ exited with 0 +++ [pid 4942] <... prctl resumed>) = 0 [pid 4940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4942] setpgid(0, 0 [pid 4940] <... mmap resumed>) = 0x7f556b8fa000 [pid 4933] +++ exited with 0 +++ [pid 4942] <... setpgid resumed>) = 0 [pid 4941] <... setpgid resumed>) = 0 [pid 4940] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4939] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4933, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4940] <... mprotect resumed>) = 0 [pid 4939] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4942] <... openat resumed>) = 3 [pid 4941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4940] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4942] write(3, "1000", 4 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4944 [pid 4942] <... write resumed>) = 4 [pid 4941] <... openat resumed>) = 3 [pid 4940] <... clone resumed>, parent_tid=[4945], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4945 ./strace-static-x86_64: Process 4943 attached [pid 4942] close(3 [pid 4941] write(3, "1000", 4 [pid 4940] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4944 attached [pid 4943] set_robust_list(0x7f556b91a9e0, 24 [pid 4942] <... close resumed>) = 0 [pid 4941] <... write resumed>) = 4 [pid 4940] <... futex resumed>) = 0 [pid 4944] set_robust_list(0x555555af35e0, 24 [pid 4943] <... set_robust_list resumed>) = 0 [pid 4942] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] close(3 [pid 4940] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4946 attached ./strace-static-x86_64: Process 4945 attached [pid 4944] <... set_robust_list resumed>) = 0 [pid 4943] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4942] <... futex resumed>) = 0 [pid 4941] <... close resumed>) = 0 [pid 4945] set_robust_list(0x7f556b91a9e0, 24 [pid 4944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4943] <... openat resumed>) = 3 [pid 4942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4941] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4946 [pid 4945] <... set_robust_list resumed>) = 0 [pid 4944] <... prctl resumed>) = 0 [pid 4943] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] <... mmap resumed>) = 0x7f556b8fa000 [pid 4941] <... futex resumed>) = 0 [pid 4945] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4944] setpgid(0, 0 [pid 4943] <... futex resumed>) = 1 [pid 4942] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4939] <... futex resumed>) = 0 [pid 4946] set_robust_list(0x555555af35e0, 24 [pid 4945] <... openat resumed>) = 3 [pid 4944] <... setpgid resumed>) = 0 [pid 4943] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4942] <... mprotect resumed>) = 0 [pid 4941] <... mmap resumed>) = 0x7f556b8fa000 [pid 4939] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] <... set_robust_list resumed>) = 0 [pid 4945] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4942] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4941] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4939] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4947 attached [pid 4946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4945] <... futex resumed>) = 1 [pid 4944] <... openat resumed>) = 3 [pid 4943] dup(3 [pid 4941] <... mprotect resumed>) = 0 [pid 4940] <... futex resumed>) = 0 [pid 4939] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4947] set_robust_list(0x7f556b91a9e0, 24 [pid 4946] <... prctl resumed>) = 0 [pid 4945] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4944] write(3, "1000", 4 [pid 4943] <... dup resumed>) = 4 [pid 4942] <... clone resumed>, parent_tid=[4947], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4947 [pid 4941] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4940] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] setpgid(0, 0 [pid 4945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4944] <... write resumed>) = 4 [pid 4943] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4940] <... futex resumed>) = 0 [pid 4946] <... setpgid resumed>) = 0 [pid 4945] dup(3 [pid 4944] close(3 [pid 4943] <... futex resumed>) = 1 [pid 4942] <... futex resumed>) = 0 [pid 4941] <... clone resumed>, parent_tid=[4948], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4948 [pid 4940] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4939] <... futex resumed>) = 0 [pid 4946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4945] <... dup resumed>) = 4 [pid 4944] <... close resumed>) = 0 [pid 4943] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4942] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4941] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4939] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4948 attached [pid 4946] <... openat resumed>) = 3 [pid 4945] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4941] <... futex resumed>) = 0 [pid 4939] <... futex resumed>) = 0 [pid 4948] set_robust_list(0x7f556b91a9e0, 24 [pid 4947] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4946] write(3, "1000", 4 [pid 4945] <... futex resumed>) = 1 [pid 4944] <... futex resumed>) = 0 [pid 4943] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4941] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4940] <... futex resumed>) = 0 [pid 4939] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4948] <... set_robust_list resumed>) = 0 [pid 4946] <... write resumed>) = 4 [pid 4945] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4943] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4940] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4947] <... openat resumed>) = 3 [pid 4946] close(3 [pid 4945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4944] <... mmap resumed>) = 0x7f556b8fa000 [pid 4943] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4940] <... futex resumed>) = 0 [pid 4948] <... openat resumed>) = 3 [pid 4945] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4944] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4943] <... mmap resumed>) = 0x20ffb000 [pid 4940] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4948] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] <... close resumed>) = 0 [pid 4948] <... futex resumed>) = 1 [pid 4947] <... futex resumed>) = 1 [pid 4946] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4945] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4944] <... mprotect resumed>) = 0 [pid 4943] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4942] <... futex resumed>) = 0 [pid 4941] <... futex resumed>) = 0 [pid 4948] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4947] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] <... futex resumed>) = 0 [pid 4945] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4944] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4942] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4945] <... mmap resumed>) = 0x20ffb000 [pid 4943] <... mmap resumed>) = 0x20ffd000 [pid 4942] <... futex resumed>) = 0 [pid 4941] <... futex resumed>) = 0 [pid 4947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4948] dup(3 [pid 4946] <... mmap resumed>) = 0x7f556b8fa000 [pid 4945] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4944] <... clone resumed>, parent_tid=[4949], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4949 [pid 4943] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4941] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4947] dup(3 [pid 4948] <... dup resumed>) = 4 [pid 4946] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4945] <... mmap resumed>) = 0x20ffd000 [pid 4944] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4943] <... futex resumed>) = 1 [pid 4948] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] <... dup resumed>) = 4 [pid 4946] <... mprotect resumed>) = 0 [pid 4945] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] <... futex resumed>) = 0 [pid 4943] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4939] <... futex resumed>) = 0 [pid 4948] <... futex resumed>) = 1 [pid 4947] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4945] <... futex resumed>) = 1 [pid 4944] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4941] <... futex resumed>) = 0 [pid 4940] <... futex resumed>) = 0 [pid 4939] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4949 attached [pid 4948] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4947] <... futex resumed>) = 1 [pid 4945] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4943] <... futex resumed>) = 0 [pid 4942] <... futex resumed>) = 0 [pid 4941] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4940] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4939] <... futex resumed>) = 1 [pid 4949] set_robust_list(0x7f556b91a9e0, 24 [pid 4948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4947] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] <... clone resumed>, parent_tid=[4950], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4950 [pid 4945] <... futex resumed>) = 0 [pid 4943] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] <... futex resumed>) = 0 [pid 4940] <... futex resumed>) = 0 [pid 4939] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4949] <... set_robust_list resumed>) = 0 [pid 4948] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4946] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4945] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4943] <... futex resumed>) = 0 [pid 4942] <... futex resumed>) = 0 [pid 4941] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4940] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4950 attached [pid 4949] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4948] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4947] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4946] <... futex resumed>) = 0 [pid 4943] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4942] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4939] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4950] set_robust_list(0x7f556b91a9e0, 24 [pid 4949] <... openat resumed>) = 3 [pid 4948] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4947] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4940] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4950] <... set_robust_list resumed>) = 0 [pid 4949] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] <... mmap resumed>) = 0x20ffb000 [pid 4947] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4946] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4945] <... futex resumed>) = 0 [pid 4943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4940] <... futex resumed>) = 1 [pid 4939] <... futex resumed>) = 0 [ 63.166483][ T4931] VFS: Close: file count is 0 [ 63.180420][ T4933] VFS: Close: file count is 0 [pid 4950] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4949] <... futex resumed>) = 1 [pid 4948] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4947] <... mmap resumed>) = 0x20ffb000 [pid 4945] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4944] <... futex resumed>) = 0 [pid 4943] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4940] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4939] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4950] <... openat resumed>) = 3 [pid 4949] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4948] <... mmap resumed>) = 0x20ffd000 [pid 4947] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4945] <... io_uring_enter resumed>) = 1 [pid 4944] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4943] <... io_uring_enter resumed>) = 1 [pid 4950] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4948] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] <... mmap resumed>) = 0x20ffd000 [pid 4945] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] <... futex resumed>) = 0 [pid 4943] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4950] <... futex resumed>) = 1 [pid 4949] dup(3 [pid 4948] <... futex resumed>) = 1 [pid 4947] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] <... futex resumed>) = 0 [pid 4945] <... futex resumed>) = 1 [pid 4944] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4943] <... futex resumed>) = 1 [pid 4941] <... futex resumed>) = 0 [pid 4940] <... futex resumed>) = 0 [pid 4939] <... futex resumed>) = 0 [pid 4950] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4949] <... dup resumed>) = 4 [pid 4948] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4947] <... futex resumed>) = 1 [pid 4946] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4945] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4943] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4942] <... futex resumed>) = 0 [pid 4941] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4940] exit_group(0 [pid 4939] exit_group(0 [pid 4950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4949] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4947] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] <... futex resumed>) = 0 [pid 4945] <... futex resumed>) = ? [pid 4942] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] <... futex resumed>) = 0 [pid 4940] <... exit_group resumed>) = ? [pid 4943] <... futex resumed>) = ? [pid 4939] <... exit_group resumed>) = ? [pid 4950] dup(3 [pid 4949] <... futex resumed>) = 1 [pid 4948] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4946] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4944] <... futex resumed>) = 0 [pid 4942] <... futex resumed>) = 0 [pid 4941] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4950] <... dup resumed>) = 4 [pid 4949] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4948] <... futex resumed>) = 0 [pid 4942] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4950] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4945] +++ exited with 0 +++ [pid 4941] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4940] +++ exited with 0 +++ [pid 4943] +++ exited with 0 +++ [pid 4947] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4944] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4939] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4950] <... futex resumed>) = 0 [pid 4949] <... futex resumed>) = 0 [pid 4948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4947] <... futex resumed>) = 1 [pid 4946] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] <... futex resumed>) = 1 [pid 4942] <... futex resumed>) = 0 [pid 4941] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4950] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4949] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4948] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4947] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] <... futex resumed>) = 0 [pid 4944] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4942] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4950] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4949] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4948] <... io_uring_enter resumed>) = 1 [pid 4947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4946] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4942] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4950] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4949] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4948] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4947] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4942] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4950] <... mmap resumed>) = 0x20ffb000 [pid 4949] <... mmap resumed>) = 0x20ffb000 [pid 4948] <... futex resumed>) = 1 [pid 4941] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4951 attached [pid 4950] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4949] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4948] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4947] <... io_uring_enter resumed>) = 1 [pid 4941] exit_group(0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4951 [pid 4950] <... mmap resumed>) = 0x20ffd000 [pid 4949] <... mmap resumed>) = 0x20ffd000 [pid 4948] <... futex resumed>) = ? [pid 4947] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4941] <... exit_group resumed>) = ? [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4952 attached [pid 4951] set_robust_list(0x555555af35e0, 24 [pid 4950] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4949] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] +++ exited with 0 +++ [pid 4947] <... futex resumed>) = 1 [pid 4942] <... futex resumed>) = 0 [pid 4941] +++ exited with 0 +++ [pid 4950] <... futex resumed>) = 1 [pid 4949] <... futex resumed>) = 1 [pid 4947] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] <... futex resumed>) = 0 [pid 4944] <... futex resumed>) = 0 [pid 4942] exit_group(0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4952 [pid 4951] <... set_robust_list resumed>) = 0 [pid 4950] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4949] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4947] <... futex resumed>) = ? [pid 4946] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] <... exit_group resumed>) = ? [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4947] +++ exited with 0 +++ [pid 4946] <... futex resumed>) = 0 [pid 4944] <... futex resumed>) = 0 [pid 4950] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4949] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4944] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4950] <... futex resumed>) = 0 [pid 4949] <... futex resumed>) = 0 [pid 4946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4951] <... prctl resumed>) = 0 [pid 4950] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4949] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] +++ exited with 0 +++ [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4951] setpgid(0, 0 [pid 4950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4946] <... futex resumed>) = 0 [pid 4944] <... futex resumed>) = 0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4942, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4952] set_robust_list(0x555555af35e0, 24 [pid 4951] <... setpgid resumed>) = 0 [pid 4950] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4949] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4946] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4944] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] <... set_robust_list resumed>) = 0 [pid 4951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4950] <... io_uring_enter resumed>) = 1 [pid 4949] <... io_uring_enter resumed>) = 1 [pid 4950] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4949] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] <... openat resumed>) = 3 [pid 4950] <... futex resumed>) = 1 [pid 4949] <... futex resumed>) = 1 [pid 4946] <... futex resumed>) = 0 [pid 4944] <... futex resumed>) = 0 [pid 4952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4951] write(3, "1000", 4 [pid 4950] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4949] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4946] exit_group(0 [pid 4944] exit_group(0 [pid 4950] <... futex resumed>) = ? [pid 4949] <... futex resumed>) = ? [pid 4946] <... exit_group resumed>) = ? [pid 4944] <... exit_group resumed>) = ? [pid 4951] <... write resumed>) = 4 [ 63.238604][ T4945] VFS: Close: file count is 0 [ 63.245107][ T4939] VFS: Close: file count is 0 [ 63.261896][ T4941] VFS: Close: file count is 0 [ 63.267442][ T4942] VFS: Close: file count is 0 [pid 4952] <... prctl resumed>) = 0 [pid 4951] close(3 [pid 4950] +++ exited with 0 +++ [pid 4952] setpgid(0, 0 [pid 4949] +++ exited with 0 +++ [pid 4946] +++ exited with 0 +++ [pid 4944] +++ exited with 0 +++ [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4953 ./strace-static-x86_64: Process 4953 attached [pid 4952] <... setpgid resumed>) = 0 [pid 4951] <... close resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4953] set_robust_list(0x555555af35e0, 24 [pid 4952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4951] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] <... set_robust_list resumed>) = 0 [pid 4953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4946, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 4951] <... futex resumed>) = 0 [pid 4953] <... prctl resumed>) = 0 [pid 4951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4954 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4953] setpgid(0, 0 [pid 4952] <... openat resumed>) = 3 [pid 4951] <... mmap resumed>) = 0x7f556b8fa000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4953] <... setpgid resumed>) = 0 [pid 4952] write(3, "1000", 4 [pid 4951] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4952] <... write resumed>) = 4 [pid 4951] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4954 attached [pid 4953] <... openat resumed>) = 3 [pid 4952] close(3 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4951] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4954] set_robust_list(0x555555af35e0, 24 [pid 4953] write(3, "1000", 4 [pid 4952] <... close resumed>) = 0 [pid 4954] <... set_robust_list resumed>) = 0 [pid 4953] <... write resumed>) = 4 [pid 4952] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4955 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4953] close(3 [pid 4952] <... futex resumed>) = 0 [pid 4954] <... prctl resumed>) = 0 [pid 4953] <... close resumed>) = 0 [pid 4952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4954] setpgid(0, 0 [pid 4953] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4954] <... setpgid resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... mmap resumed>) = 0x7f556b8fa000 [pid 4954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4951] <... clone resumed>, parent_tid=[4956], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4956 [pid 4954] <... openat resumed>) = 3 [pid 4953] <... mmap resumed>) = 0x7f556b8fa000 [pid 4952] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4951] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4957 [pid 4954] write(3, "1000", 4 [pid 4953] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4952] <... mprotect resumed>) = 0 [pid 4951] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4957 attached [pid 4954] <... write resumed>) = 4 [pid 4953] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4955 attached [pid 4957] set_robust_list(0x555555af35e0, 24 [pid 4954] close(3 [pid 4953] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4952] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4951] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4957] <... set_robust_list resumed>) = 0 [pid 4954] <... close resumed>) = 0 [pid 4957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4955] set_robust_list(0x555555af35e0, 24 [pid 4954] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] <... clone resumed>, parent_tid=[4958], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4958 [pid 4952] <... clone resumed>, parent_tid=[4959], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4959 [pid 4957] <... prctl resumed>) = 0 [pid 4955] <... set_robust_list resumed>) = 0 [pid 4954] <... futex resumed>) = 0 [pid 4953] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] setpgid(0, 0 [pid 4955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4959 attached ./strace-static-x86_64: Process 4956 attached [pid 4957] <... setpgid resumed>) = 0 [pid 4955] <... prctl resumed>) = 0 [pid 4954] <... mmap resumed>) = 0x7f556b8fa000 [pid 4953] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4959] set_robust_list(0x7f556b91a9e0, 24 [pid 4957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4956] set_robust_list(0x7f556b91a9e0, 24 [pid 4955] setpgid(0, 0 [pid 4954] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4958 attached [pid 4959] <... set_robust_list resumed>) = 0 [pid 4957] <... openat resumed>) = 3 [pid 4956] <... set_robust_list resumed>) = 0 [pid 4955] <... setpgid resumed>) = 0 [pid 4954] <... mprotect resumed>) = 0 [pid 4958] set_robust_list(0x7f556b91a9e0, 24 [pid 4957] write(3, "1000", 4 [pid 4956] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4954] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4959] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4958] <... set_robust_list resumed>) = 0 [pid 4957] <... write resumed>) = 4 [pid 4955] <... openat resumed>) = 3 [pid 4956] <... openat resumed>) = 3 [pid 4958] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4957] close(3 [pid 4956] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] write(3, "1000", 4 [pid 4954] <... clone resumed>, parent_tid=[4960], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4960 [pid 4959] <... openat resumed>) = 3 [pid 4958] <... openat resumed>) = 3 [pid 4957] <... close resumed>) = 0 [pid 4956] <... futex resumed>) = 1 [pid 4955] <... write resumed>) = 4 [pid 4954] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4960 attached [pid 4959] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4955] close(3 [pid 4954] <... futex resumed>) = 0 [pid 4951] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] <... futex resumed>) = 1 [pid 4958] <... futex resumed>) = 1 [pid 4957] <... futex resumed>) = 0 [pid 4956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4955] <... close resumed>) = 0 [pid 4954] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] <... futex resumed>) = 0 [pid 4960] set_robust_list(0x7f556b91a9e0, 24 [pid 4959] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4958] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4956] dup(3 [pid 4955] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4960] <... set_robust_list resumed>) = 0 [pid 4959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4957] <... mmap resumed>) = 0x7f556b8fa000 [pid 4956] <... dup resumed>) = 4 [pid 4955] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4960] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4959] dup(3 [pid 4958] dup(3 [pid 4957] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4956] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4953] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4960] <... openat resumed>) = 3 [pid 4959] <... dup resumed>) = 4 [pid 4958] <... dup resumed>) = 4 [pid 4957] <... mprotect resumed>) = 0 [pid 4956] <... futex resumed>) = 1 [pid 4955] <... mmap resumed>) = 0x7f556b8fa000 [pid 4951] <... futex resumed>) = 0 [pid 4960] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4956] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4955] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4951] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4961 attached [pid 4960] <... futex resumed>) = 1 [pid 4959] <... futex resumed>) = 1 [pid 4958] <... futex resumed>) = 1 [pid 4956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4955] <... mprotect resumed>) = 0 [pid 4954] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] <... futex resumed>) = 0 [pid 4961] set_robust_list(0x7f556b91a9e0, 24 [ 63.287708][ T4946] VFS: Close: file count is 0 [ 63.288818][ T4944] VFS: Close: file count is 0 [pid 4960] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4959] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4958] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4957] <... clone resumed>, parent_tid=[4961], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4961 [pid 4956] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4955] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4954] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4961] <... set_robust_list resumed>) = 0 [pid 4960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4957] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4954] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4961] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4960] dup(3 [pid 4959] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4958] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4957] <... futex resumed>) = 0 [pid 4956] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4954] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4953] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] <... futex resumed>) = 0 [pid 4961] <... openat resumed>) = 3 [pid 4960] <... dup resumed>) = 4 [pid 4959] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4958] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4957] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4956] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4955] <... clone resumed>, parent_tid=[4962], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4962 [pid 4952] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4961] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4960] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4958] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4956] <... mmap resumed>) = 0x20ffb000 ./strace-static-x86_64: Process 4962 attached [pid 4961] <... futex resumed>) = 0 [pid 4960] <... futex resumed>) = 1 [pid 4959] <... mmap resumed>) = 0x20ffb000 [pid 4958] <... mmap resumed>) = 0x20ffb000 [pid 4957] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4955] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4954] <... futex resumed>) = 0 [pid 4962] set_robust_list(0x7f556b91a9e0, 24 [pid 4961] dup(3 [pid 4960] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4959] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4958] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4957] <... futex resumed>) = 0 [pid 4956] <... mmap resumed>) = 0x20ffd000 [pid 4954] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] <... futex resumed>) = 0 [pid 4962] <... set_robust_list resumed>) = 0 [pid 4961] <... dup resumed>) = 4 [pid 4960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4959] <... mmap resumed>) = 0x20ffd000 [pid 4958] <... mmap resumed>) = 0x20ffd000 [pid 4957] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4956] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4954] <... futex resumed>) = 0 [pid 4962] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4961] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4960] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4959] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4956] <... futex resumed>) = 1 [pid 4954] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4951] <... futex resumed>) = 0 [pid 4962] <... openat resumed>) = 3 [pid 4961] <... futex resumed>) = 0 [pid 4960] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4959] <... futex resumed>) = 1 [pid 4958] <... futex resumed>) = 1 [pid 4957] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4962] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4960] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4959] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4958] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4957] <... futex resumed>) = 0 [pid 4956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4953] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] <... futex resumed>) = 0 [pid 4962] <... futex resumed>) = 1 [pid 4961] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4960] <... mmap resumed>) = 0x20ffb000 [pid 4959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4957] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4956] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4962] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4961] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4960] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4959] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] <... futex resumed>) = 0 [pid 4955] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4961] <... mmap resumed>) = 0x20ffb000 [pid 4960] <... mmap resumed>) = 0x20ffd000 [pid 4959] <... futex resumed>) = 0 [pid 4958] <... futex resumed>) = 0 [pid 4956] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4955] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4951] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4962] dup(3 [pid 4961] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4960] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4958] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4955] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4953] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4951] <... futex resumed>) = 0 [pid 4962] <... dup resumed>) = 4 [pid 4961] <... mmap resumed>) = 0x20ffd000 [pid 4960] <... futex resumed>) = 1 [pid 4959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4956] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4954] <... futex resumed>) = 0 [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4962] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4960] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4959] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4958] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4956] <... io_uring_enter resumed>) = 1 [pid 4954] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4952] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4962] <... futex resumed>) = 1 [pid 4961] <... futex resumed>) = 1 [pid 4960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4959] <... io_uring_enter resumed>) = 1 [pid 4958] <... io_uring_enter resumed>) = 1 [pid 4957] <... futex resumed>) = 0 [pid 4956] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] <... futex resumed>) = 0 [pid 4954] <... futex resumed>) = 0 [pid 4962] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4961] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4960] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] <... futex resumed>) = 1 [pid 4955] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4954] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4951] <... futex resumed>) = 0 [pid 4962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4960] <... futex resumed>) = 0 [pid 4959] <... futex resumed>) = 1 [pid 4958] <... futex resumed>) = 1 [pid 4957] <... futex resumed>) = 0 [pid 4956] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4955] <... futex resumed>) = 0 [pid 4954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4953] <... futex resumed>) = 0 [pid 4952] <... futex resumed>) = 0 [pid 4951] exit_group(0 [pid 4962] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4957] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4955] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4954] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] exit_group(0 [pid 4952] exit_group(0 [pid 4958] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4962] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4953] <... exit_group resumed>) = ? [pid 4951] <... exit_group resumed>) = ? [pid 4954] <... futex resumed>) = 0 [pid 4961] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] <... futex resumed>) = ? [pid 4956] <... futex resumed>) = ? [pid 4952] <... exit_group resumed>) = ? [pid 4954] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4960] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872) = 1 [pid 4960] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4960] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4958] +++ exited with 0 +++ [pid 4954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4953] +++ exited with 0 +++ [pid 4962] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0) = 0x20ffb000 [pid 4959] +++ exited with 0 +++ [pid 4952] +++ exited with 0 +++ [pid 4954] exit_group(0 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4953, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4962] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4952, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4962] <... mmap resumed>) = 0x20ffd000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4962] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] <... futex resumed>) = 1 [pid 4960] <... futex resumed>) = ? [pid 4957] <... futex resumed>) = 0 [pid 4954] <... exit_group resumed>) = ? [pid 3619] <... restart_syscall resumed>) = 0 [pid 4956] +++ exited with 0 +++ [pid 4951] +++ exited with 0 +++ [pid 4962] <... futex resumed>) = 1 [pid 4961] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4960] +++ exited with 0 +++ [pid 4957] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] <... futex resumed>) = 0 [pid 4954] +++ exited with 0 +++ [pid 4961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4957] <... futex resumed>) = 0 [pid 4955] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4951, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4962] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4957] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4955] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4962] <... futex resumed>) = 0 [pid 4961] <... io_uring_enter resumed>) = 1 [pid 4955] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] <... restart_syscall resumed>) = 0 [pid 4961] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4963 attached [pid 4962] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4961] <... futex resumed>) = 1 [pid 4957] <... futex resumed>) = 0 [pid 4955] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4963 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4963] set_robust_list(0x555555af35e0, 24 [pid 4962] <... io_uring_enter resumed>) = 1 [pid 4961] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4957] exit_group(0 [pid 4955] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4964 attached ./strace-static-x86_64: Process 4965 attached [pid 4963] <... set_robust_list resumed>) = 0 [pid 4962] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] <... futex resumed>) = ? [pid 4957] <... exit_group resumed>) = ? [pid 4955] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4964] set_robust_list(0x555555af35e0, 24 [pid 4963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4962] <... futex resumed>) = 0 [pid 4961] +++ exited with 0 +++ [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4964 [pid 4964] <... set_robust_list resumed>) = 0 [pid 4963] <... prctl resumed>) = 0 [pid 4962] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4963] setpgid(0, 0 [pid 4964] <... prctl resumed>) = 0 [pid 4963] <... setpgid resumed>) = 0 [pid 4957] +++ exited with 0 +++ [pid 4955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4965 [pid 4964] setpgid(0, 0 [pid 4963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4964] <... setpgid resumed>) = 0 [pid 4963] <... openat resumed>) = 3 [pid 4955] exit_group(0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4966 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4957, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4963] write(3, "1000", 4 [pid 4962] <... futex resumed>) = ? [pid 4955] <... exit_group resumed>) = ? [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4965] set_robust_list(0x555555af35e0, 24 [pid 4964] <... openat resumed>) = 3 [pid 4963] <... write resumed>) = 4 [pid 4964] write(3, "1000", 4 [pid 4963] close(3 [pid 4962] +++ exited with 0 +++ ./strace-static-x86_64: Process 4966 attached [pid 4964] <... write resumed>) = 4 [pid 4963] <... close resumed>) = 0 [pid 4966] set_robust_list(0x555555af35e0, 24 [pid 4964] close(3 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4966] <... set_robust_list resumed>) = 0 [pid 4964] <... close resumed>) = 0 [pid 4963] <... futex resumed>) = 0 [pid 4955] +++ exited with 0 +++ [pid 4966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4964] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 4967 attached [pid 4966] <... prctl resumed>) = 0 [pid 4965] <... set_robust_list resumed>) = 0 [pid 4964] <... futex resumed>) = 0 [pid 4963] <... mmap resumed>) = 0x7f556b8fa000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4967 [pid 4966] setpgid(0, 0 [pid 4964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4963] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4955, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4966] <... setpgid resumed>) = 0 [pid 4964] <... mmap resumed>) = 0x7f556b8fa000 [pid 4963] <... mprotect resumed>) = 0 [pid 3624] restart_syscall(<... resuming interrupted clone ...> [pid 4966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4964] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4963] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3624] <... restart_syscall resumed>) = 0 [pid 4966] <... openat resumed>) = 3 [pid 4964] <... mprotect resumed>) = 0 [pid 4965] <... prctl resumed>) = 0 [pid 4967] set_robust_list(0x555555af35e0, 24 [pid 4966] write(3, "1000", 4 [pid 4964] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4963] <... clone resumed>, parent_tid=[4968], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4968 ./strace-static-x86_64: Process 4968 attached [pid 4967] <... set_robust_list resumed>) = 0 [pid 4966] <... write resumed>) = 4 [pid 4965] setpgid(0, 0 [pid 4963] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4966] close(3 [pid 4967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4965] <... setpgid resumed>) = 0 [pid 4964] <... clone resumed>, parent_tid=[4969], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4969 [pid 4963] <... futex resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4966] <... close resumed>) = 0 [pid 4964] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4966] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] <... futex resumed>) = 0 [pid 4966] <... futex resumed>) = 0 [pid 4964] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4967] <... prctl resumed>) = 0 [pid 4966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4970 [pid 4966] <... mmap resumed>) = 0x7f556b8fa000 [pid 4966] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4967] setpgid(0, 0 [pid 4966] <... mprotect resumed>) = 0 [pid 4965] <... openat resumed>) = 3 [pid 4966] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4967] <... setpgid resumed>) = 0 [pid 4965] write(3, "1000", 4./strace-static-x86_64: Process 4969 attached [pid 4966] <... clone resumed>, parent_tid=[4971], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4971 [pid 4969] set_robust_list(0x7f556b91a9e0, 24 [pid 4967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4966] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] <... write resumed>) = 4 [pid 4969] <... set_robust_list resumed>) = 0 [pid 4966] <... futex resumed>) = 0 [pid 4965] close(3 [pid 4969] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4968] set_robust_list(0x7f556b91a9e0, 24 [pid 4967] <... openat resumed>) = 3 [pid 4966] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4965] <... close resumed>) = 0 [pid 4969] <... openat resumed>) = 3 [pid 4968] <... set_robust_list resumed>) = 0 [pid 4967] write(3, "1000", 4 [pid 4965] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4969] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] <... write resumed>) = 4 [pid 4965] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4971 attached [pid 4969] <... futex resumed>) = 1 [pid 4968] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4967] close(3 [pid 4965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4964] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4970 attached [pid 4971] set_robust_list(0x7f556b91a9e0, 24 [pid 4969] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4967] <... close resumed>) = 0 [pid 4965] <... mmap resumed>) = 0x7f556b8fa000 [pid 4964] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] <... set_robust_list resumed>) = 0 [pid 4969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4968] <... openat resumed>) = 3 [pid 4967] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4964] <... futex resumed>) = 0 [pid 4971] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4970] set_robust_list(0x555555af35e0, 24 [pid 4969] dup(3 [pid 4968] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] <... futex resumed>) = 0 [pid 4965] <... mprotect resumed>) = 0 [pid 4964] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4971] <... openat resumed>) = 3 [pid 4969] <... dup resumed>) = 4 [pid 4967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4971] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4970] <... set_robust_list resumed>) = 0 [pid 4969] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4968] <... futex resumed>) = 1 [pid 4965] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4963] <... futex resumed>) = 0 [pid 4967] <... mmap resumed>) = 0x7f556b8fa000 [pid 4971] <... futex resumed>) = 1 [pid 4969] <... futex resumed>) = 1 [pid 4966] <... futex resumed>) = 0 [pid 4964] <... futex resumed>) = 0 [pid 4963] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4969] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4968] dup(3 [pid 4967] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4966] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] <... clone resumed>, parent_tid=[4972], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4972 [pid 4964] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4963] <... futex resumed>) = 0 [pid 4971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] <... prctl resumed>) = 0 [pid 4969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4968] <... dup resumed>) = 4 [pid 4967] <... mprotect resumed>) = 0 [pid 4966] <... futex resumed>) = 0 [pid 4965] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] <... futex resumed>) = 0 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4972 attached [pid 4971] dup(3 [pid 4970] setpgid(0, 0 [pid 4969] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4968] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4966] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4965] <... futex resumed>) = 0 [pid 4964] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] set_robust_list(0x7f556b91a9e0, 24 [pid 4971] <... dup resumed>) = 4 [pid 4970] <... setpgid resumed>) = 0 [pid 4969] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4968] <... futex resumed>) = 0 [pid 4965] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] <... set_robust_list resumed>) = 0 [pid 4971] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4969] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4967] <... clone resumed>, parent_tid=[4973], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4973 [pid 4963] <... futex resumed>) = 0 [pid 4968] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4972] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4971] <... futex resumed>) = 1 [pid 4970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4969] <... mmap resumed>) = 0x20ffb000 [pid 4967] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4966] <... futex resumed>) = 0 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4972] <... openat resumed>) = 3 [pid 4971] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4969] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4970] <... openat resumed>) = 3 [pid 4968] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4967] <... futex resumed>) = 0 [pid 4966] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4973 attached [pid 4972] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] write(3, "1000", 4 [pid 4969] <... mmap resumed>) = 0x20ffd000 [pid 4968] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4967] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4966] <... futex resumed>) = 0 [pid 4973] set_robust_list(0x7f556b91a9e0, 24 [pid 4972] <... futex resumed>) = 1 [pid 4971] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4970] <... write resumed>) = 4 [pid 4969] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4968] <... mmap resumed>) = 0x20ffb000 [pid 4966] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4965] <... futex resumed>) = 0 [pid 4973] <... set_robust_list resumed>) = 0 [pid 4972] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4971] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4970] close(3 [pid 4969] <... futex resumed>) = 1 [pid 4968] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4965] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] <... futex resumed>) = 0 [pid 4973] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4971] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4970] <... close resumed>) = 0 [pid 4969] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4968] <... mmap resumed>) = 0x20ffd000 [pid 4965] <... futex resumed>) = 0 [pid 4964] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] <... openat resumed>) = 3 [ 63.382282][ T4958] VFS: Close: file count is 0 [ 63.384626][ T4959] VFS: Close: file count is 0 [ 63.386970][ T4956] VFS: Close: file count is 0 [ 63.390203][ T4954] VFS: Close: file count is 0 [ 63.416207][ T4957] VFS: Close: file count is 0 [ 63.427723][ T4955] VFS: Close: file count is 0 [pid 4972] dup(3 [pid 4971] <... mmap resumed>) = 0x20ffb000 [pid 4970] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4968] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4964] <... futex resumed>) = 0 [pid 4973] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] <... dup resumed>) = 4 [pid 4971] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4970] <... futex resumed>) = 0 [pid 4969] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4968] <... futex resumed>) = 1 [pid 4964] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] <... futex resumed>) = 0 [pid 4973] <... futex resumed>) = 1 [pid 4972] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] <... mmap resumed>) = 0x20ffd000 [pid 4970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4969] <... futex resumed>) = 0 [pid 4968] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4967] <... futex resumed>) = 0 [pid 4964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4963] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4972] <... futex resumed>) = 1 [pid 4971] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4970] <... mmap resumed>) = 0x7f556b8fa000 [pid 4969] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4967] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] <... futex resumed>) = 0 [pid 4964] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4963] <... futex resumed>) = 0 [pid 4973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4971] <... futex resumed>) = 1 [pid 4970] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4968] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] <... futex resumed>) = 0 [pid 4966] <... futex resumed>) = 0 [pid 4965] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] <... futex resumed>) = 0 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4973] dup(3 [pid 4972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4971] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] <... mprotect resumed>) = 0 [pid 4969] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4968] <... futex resumed>) = 0 [pid 4967] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4966] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] <... futex resumed>) = 0 [pid 4964] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4973] <... dup resumed>) = 4 [pid 4972] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4969] <... io_uring_enter resumed>) = 1 [pid 4968] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4966] <... futex resumed>) = 0 [pid 4965] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4971] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4969] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4966] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4963] <... futex resumed>) = 0 [pid 4973] <... futex resumed>) = 1 [pid 4972] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4971] <... futex resumed>) = 0 [pid 4970] <... clone resumed>, parent_tid=[4974], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4974 [pid 4969] <... futex resumed>) = 1 [pid 4968] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4967] <... futex resumed>) = 0 [pid 4966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4964] <... futex resumed>) = 0 [pid 4963] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4973] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4972] <... mmap resumed>) = 0x20ffb000 [pid 4971] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4969] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4968] <... io_uring_enter resumed>) = 1 [pid 4967] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4966] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] exit_group(0 [pid 4973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] <... futex resumed>) = 0 [pid 4969] <... futex resumed>) = ? [pid 4968] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] <... futex resumed>) = 0 [pid 4966] <... futex resumed>) = 0 [pid 4964] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4974 attached [pid 4973] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4972] <... mmap resumed>) = 0x20ffd000 [pid 4971] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4970] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4969] +++ exited with 0 +++ [pid 4968] <... futex resumed>) = 1 [pid 4967] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4966] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4964] +++ exited with 0 +++ [pid 4963] <... futex resumed>) = 0 [pid 4974] set_robust_list(0x7f556b91a9e0, 24 [pid 4973] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4972] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] <... io_uring_enter resumed>) = 1 [pid 4968] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4963] exit_group(0 [pid 4974] <... set_robust_list resumed>) = 0 [pid 4973] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4972] <... futex resumed>) = 1 [pid 4971] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4968] <... futex resumed>) = ? [pid 4965] <... futex resumed>) = 0 [pid 4963] <... exit_group resumed>) = ? [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4974] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4973] <... mmap resumed>) = 0x20ffb000 [pid 4972] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4971] <... futex resumed>) = 1 [pid 4966] <... futex resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4968] +++ exited with 0 +++ [pid 4974] <... openat resumed>) = 3 [pid 4973] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4971] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4966] exit_group(0 [pid 4965] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4974] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] <... mmap resumed>) = 0x20ffd000 [pid 4972] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] <... futex resumed>) = ? [pid 4966] <... exit_group resumed>) = ? [pid 4965] <... futex resumed>) = 0 [pid 4963] +++ exited with 0 +++ [pid 4974] <... futex resumed>) = 1 [pid 4973] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] <... futex resumed>) = 0 [pid 4971] +++ exited with 0 +++ [pid 4970] <... futex resumed>) = 0 [pid 4966] +++ exited with 0 +++ [pid 4965] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4963, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4974] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4973] <... futex resumed>) = 1 [pid 4972] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] <... futex resumed>) = 0 [pid 4965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4975 attached [pid 4974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4973] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] <... futex resumed>) = 0 [pid 4967] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4974] dup(3 [pid 4973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] <... futex resumed>) = 0 [pid 4970] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4967] <... futex resumed>) = 0 [pid 4965] <... futex resumed>) = 1 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4975 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 4974] <... dup resumed>) = 4 [pid 4967] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4965] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... restart_syscall resumed>) = 0 [pid 4974] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4974] <... futex resumed>) = 1 [pid 4973] <... futex resumed>) = 1 [pid 4972] <... io_uring_enter resumed>) = 1 [pid 4970] <... futex resumed>) = 0 [pid 4967] <... futex resumed>) = 0 [pid 4974] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4973] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4972] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4970] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] <... futex resumed>) = 1 [pid 4970] <... futex resumed>) = 0 [pid 4967] <... futex resumed>) = 0 [pid 4965] <... futex resumed>) = 0 [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4976 [pid 4974] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4973] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4972] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4967] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4965] exit_group(0 [pid 4975] set_robust_list(0x555555af35e0, 24 [pid 4974] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4973] <... io_uring_enter resumed>) = 1 [pid 4972] <... futex resumed>) = ? [pid 4965] <... exit_group resumed>) = ? [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4977 ./strace-static-x86_64: Process 4976 attached [pid 4975] <... set_robust_list resumed>) = 0 [pid 4974] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4973] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4972] +++ exited with 0 +++ [pid 4965] +++ exited with 0 +++ [pid 4974] <... mmap resumed>) = 0x20ffb000 [pid 4973] <... futex resumed>) = 1 [pid 4967] <... futex resumed>) = 0 [pid 4974] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4973] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4967] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4965, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4976] set_robust_list(0x555555af35e0, 24 [pid 4974] <... mmap resumed>) = 0x20ffd000 [pid 4973] <... futex resumed>) = ? [pid 4967] <... exit_group resumed>) = ? [pid 4975] <... prctl resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4976] <... set_robust_list resumed>) = 0 [pid 4974] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] +++ exited with 0 +++ [pid 4975] setpgid(0, 0 [pid 4967] +++ exited with 0 +++ [pid 3621] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4977 attached [pid 4975] <... setpgid resumed>) = 0 [pid 4974] <... futex resumed>) = 1 [pid 4970] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4977] set_robust_list(0x555555af35e0, 24 [pid 4976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4974] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] <... set_robust_list resumed>) = 0 [pid 4974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4975] <... openat resumed>) = 3 [pid 4976] <... prctl resumed>) = 0 [pid 4977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4974] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4970] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] <... prctl resumed>) = 0 [pid 4974] <... futex resumed>) = 0 [pid 4970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4978 attached [pid 4977] setpgid(0, 0 [pid 4976] setpgid(0, 0 [pid 4975] write(3, "1000", 4 [pid 4974] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] <... setpgid resumed>) = 0 [pid 4976] <... setpgid resumed>) = 0 [pid 4975] <... write resumed>) = 4 [pid 4974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4970] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4978 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4978] set_robust_list(0x555555af35e0, 24 [pid 4977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4975] close(3 [pid 4974] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4970] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] <... openat resumed>) = 3 [pid 4975] <... close resumed>) = 0 [pid 4974] <... io_uring_enter resumed>) = 1 [pid 4978] <... set_robust_list resumed>) = 0 [pid 4977] write(3, "1000", 4 [pid 4976] <... openat resumed>) = 3 [pid 4975] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4974] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4979 [pid 4977] <... write resumed>) = 4 [pid 4976] write(3, "1000", 4 [pid 4975] <... futex resumed>) = 0 [pid 4974] <... futex resumed>) = 1 [pid 4970] <... futex resumed>) = 0 [pid 4978] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4979 attached [pid 4977] close(3 [pid 4976] <... write resumed>) = 4 [pid 4975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4974] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4970] exit_group(0 [pid 4978] <... prctl resumed>) = 0 [pid 4979] set_robust_list(0x555555af35e0, 24 [pid 4977] <... close resumed>) = 0 [pid 4976] close(3 [pid 4975] <... mmap resumed>) = 0x7f556b8fa000 [pid 4974] <... futex resumed>) = ? [pid 4970] <... exit_group resumed>) = ? [pid 4979] <... set_robust_list resumed>) = 0 [pid 4978] setpgid(0, 0 [pid 4977] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] <... close resumed>) = 0 [pid 4975] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4974] +++ exited with 0 +++ [pid 4970] +++ exited with 0 +++ [pid 4979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4978] <... setpgid resumed>) = 0 [pid 4977] <... futex resumed>) = 0 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4975] <... mprotect resumed>) = 0 [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4970, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4979] <... prctl resumed>) = 0 [ 63.489182][ T4964] VFS: Close: file count is 0 [ 63.495319][ T4963] VFS: Close: file count is 0 [ 63.497884][ T4966] VFS: Close: file count is 0 [ 63.526336][ T4965] VFS: Close: file count is 0 [ 63.536157][ T4967] VFS: Close: file count is 0 [pid 4977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4976] <... futex resumed>) = 0 [pid 4979] setpgid(0, 0 [pid 4978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4977] <... mmap resumed>) = 0x7f556b8fa000 [pid 4976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4975] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4979] <... setpgid resumed>) = 0 [pid 4977] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4976] <... mmap resumed>) = 0x7f556b8fa000 [pid 4979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4977] <... mprotect resumed>) = 0 [pid 4976] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4978] <... openat resumed>) = 3 [pid 4979] <... openat resumed>) = 3 [pid 4977] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4976] <... mprotect resumed>) = 0 [pid 4975] <... clone resumed>, parent_tid=[4980], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4980 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4979] write(3, "1000", 4 [pid 4978] write(3, "1000", 4./strace-static-x86_64: Process 4980 attached [pid 4979] <... write resumed>) = 4 [pid 4977] <... clone resumed>, parent_tid=[4981], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4981 [pid 4976] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4975] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] set_robust_list(0x7f556b91a9e0, 24 [pid 4979] close(3 [pid 4977] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] <... set_robust_list resumed>) = 0 [pid 4979] <... close resumed>) = 0 [pid 4977] <... futex resumed>) = 0 [pid 4975] <... futex resumed>) = 0 [pid 4980] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4979] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4978] <... write resumed>) = 4 [pid 4977] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4982 [pid 4980] <... openat resumed>) = 3 [pid 4979] <... futex resumed>) = 0 [pid 4978] close(3 [pid 4976] <... clone resumed>, parent_tid=[4983], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4983 ./strace-static-x86_64: Process 4982 attached [pid 4980] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4978] <... close resumed>) = 0 [pid 4976] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4983 attached ./strace-static-x86_64: Process 4981 attached [pid 4982] set_robust_list(0x555555af35e0, 24 [pid 4980] <... futex resumed>) = 1 [pid 4979] <... mmap resumed>) = 0x7f556b8fa000 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] <... futex resumed>) = 0 [pid 4975] <... futex resumed>) = 0 [pid 4983] set_robust_list(0x7f556b91a9e0, 24 [pid 4982] <... set_robust_list resumed>) = 0 [pid 4980] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4979] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4978] <... futex resumed>) = 0 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4979] <... mprotect resumed>) = 0 [pid 4978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4975] <... futex resumed>) = 0 [pid 4983] <... set_robust_list resumed>) = 0 [pid 4981] set_robust_list(0x7f556b91a9e0, 24 [pid 4982] <... prctl resumed>) = 0 [pid 4980] dup(3 [pid 4979] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4978] <... mmap resumed>) = 0x7f556b8fa000 [pid 4975] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4983] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4982] setpgid(0, 0 [pid 4981] <... set_robust_list resumed>) = 0 [pid 4980] <... dup resumed>) = 4 [pid 4978] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4983] <... openat resumed>) = 3 [pid 4982] <... setpgid resumed>) = 0 [pid 4980] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4979] <... clone resumed>, parent_tid=[4984], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4984 [pid 4978] <... mprotect resumed>) = 0 [pid 4983] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4981] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4980] <... futex resumed>) = 1 [pid 4979] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4975] <... futex resumed>) = 0 [pid 4978] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4983] <... futex resumed>) = 1 [pid 4982] <... openat resumed>) = 3 [pid 4981] <... openat resumed>) = 3 [pid 4980] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4979] <... futex resumed>) = 0 [pid 4976] <... futex resumed>) = 0 [pid 4975] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4982] write(3, "1000", 4 [pid 4981] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4979] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4976] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4975] <... futex resumed>) = 0 [pid 4983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] <... write resumed>) = 4 [pid 4981] <... futex resumed>) = 1 [pid 4980] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4978] <... clone resumed>, parent_tid=[4985], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4985 [pid 4977] <... futex resumed>) = 0 [pid 4976] <... futex resumed>) = 0 [pid 4975] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4985 attached ./strace-static-x86_64: Process 4984 attached [pid 4983] dup(3 [pid 4982] close(3 [pid 4981] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4980] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4978] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4985] set_robust_list(0x7f556b91a9e0, 24 [pid 4983] <... dup resumed>) = 4 [pid 4982] <... close resumed>) = 0 [pid 4981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4980] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4978] <... futex resumed>) = 0 [pid 4977] <... futex resumed>) = 0 [pid 4985] <... set_robust_list resumed>) = 0 [pid 4984] set_robust_list(0x7f556b91a9e0, 24 [pid 4983] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4981] dup(3 [pid 4980] <... mmap resumed>) = 0x20ffb000 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4985] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4984] <... set_robust_list resumed>) = 0 [pid 4983] <... futex resumed>) = 1 [pid 4982] <... futex resumed>) = 0 [pid 4981] <... dup resumed>) = 4 [pid 4980] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4976] <... futex resumed>) = 0 [pid 4985] <... openat resumed>) = 3 [pid 4984] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4983] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4981] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] <... mmap resumed>) = 0x20ffd000 [pid 4976] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4984] <... openat resumed>) = 3 [pid 4983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] <... mmap resumed>) = 0x7f556b8fa000 [pid 4981] <... futex resumed>) = 1 [pid 4980] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] <... futex resumed>) = 0 [pid 4976] <... futex resumed>) = 0 [pid 4985] <... futex resumed>) = 1 [pid 4984] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4982] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4981] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4980] <... futex resumed>) = 1 [pid 4978] <... futex resumed>) = 0 [pid 4977] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] <... futex resumed>) = 0 [pid 4985] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] <... futex resumed>) = 1 [pid 4983] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4982] <... mprotect resumed>) = 0 [pid 4981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4980] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] <... futex resumed>) = 0 [pid 4975] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4984] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4983] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4982] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4981] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4979] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4978] <... futex resumed>) = 0 [pid 4977] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] <... futex resumed>) = 0 [pid 4985] dup(3 [pid 4984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4983] <... mmap resumed>) = 0x20ffb000 [pid 4981] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4980] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 63.556759][ T4970] VFS: Close: file count is 0 [pid 4975] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4985] <... dup resumed>) = 4 [pid 4984] dup(3 [pid 4983] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4982] <... clone resumed>, parent_tid=[4986], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4986 [pid 4981] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4980] <... futex resumed>) = 0 [pid 4979] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4985] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4984] <... dup resumed>) = 4 [pid 4983] <... mmap resumed>) = 0x20ffd000 [pid 4982] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4981] <... mmap resumed>) = 0x20ffb000 [pid 4980] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4975] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] <... futex resumed>) = 1 [pid 4984] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] <... futex resumed>) = 0 [pid 4981] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4978] <... futex resumed>) = 0 [pid 4975] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4986 attached [pid 4985] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] <... futex resumed>) = 1 [pid 4983] <... futex resumed>) = 1 [pid 4982] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4981] <... mmap resumed>) = 0x20ffd000 [pid 4980] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] <... futex resumed>) = 0 [pid 4975] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4986] set_robust_list(0x7f556b91a9e0, 24 [pid 4985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4984] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4983] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4981] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] <... io_uring_enter resumed>) = 1 [pid 4979] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4978] <... futex resumed>) = 0 [pid 4976] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4986] <... set_robust_list resumed>) = 0 [pid 4985] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4981] <... futex resumed>) = 1 [pid 4980] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] <... futex resumed>) = 0 [pid 4976] <... futex resumed>) = 0 [pid 4986] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4985] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4984] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4983] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4981] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4980] <... futex resumed>) = 1 [pid 4979] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4975] <... futex resumed>) = 0 [pid 4986] <... openat resumed>) = 3 [pid 4985] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4984] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4983] <... futex resumed>) = 0 [pid 4981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4980] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4977] <... futex resumed>) = 0 [pid 4976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4975] exit_group(0 [pid 4986] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] <... mmap resumed>) = 0x20ffb000 [pid 4984] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4983] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4981] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4980] <... futex resumed>) = ? [pid 4977] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4976] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4975] <... exit_group resumed>) = ? [pid 4986] <... futex resumed>) = 1 [pid 4985] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4984] <... mmap resumed>) = 0x20ffb000 [pid 4983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] <... futex resumed>) = 0 [pid 4981] <... futex resumed>) = 0 [pid 4980] +++ exited with 0 +++ [pid 4977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4976] <... futex resumed>) = 0 [pid 4975] +++ exited with 0 +++ [pid 4986] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4985] <... mmap resumed>) = 0x20ffd000 [pid 4984] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4983] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4982] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4981] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4977] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4985] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4984] <... mmap resumed>) = 0x20ffd000 [pid 4983] <... io_uring_enter resumed>) = 1 [pid 4982] <... futex resumed>) = 0 [pid 4981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4977] <... futex resumed>) = 0 [pid 4986] dup(3 [pid 4985] <... futex resumed>) = 1 [pid 4984] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4981] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4978] <... futex resumed>) = 0 [pid 4977] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4986] <... dup resumed>) = 4 [pid 4985] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] <... futex resumed>) = 1 [pid 4983] <... futex resumed>) = 1 [pid 4981] <... io_uring_enter resumed>) = 1 [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] <... futex resumed>) = 0 [pid 4986] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4984] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4983] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4981] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4979] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4978] <... futex resumed>) = 0 [pid 4976] exit_group(0 [pid 4986] <... futex resumed>) = 1 [pid 4985] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4983] <... futex resumed>) = ? [pid 4982] <... futex resumed>) = 0 [pid 4981] <... futex resumed>) = 1 [pid 4979] <... futex resumed>) = 0 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] <... futex resumed>) = 0 [pid 4976] <... exit_group resumed>) = ? [pid 4986] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4985] <... futex resumed>) = 0 [pid 4984] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] +++ exited with 0 +++ [pid 4982] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4981] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4979] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4977] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4985] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] <... futex resumed>) = 0 [pid 4982] <... futex resumed>) = 0 [pid 4981] <... futex resumed>) = ? [pid 4979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4978] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] <... exit_group resumed>) = ? [pid 4976] +++ exited with 0 +++ [pid 4986] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4979] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 4987 [pid 4986] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4985] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4979] <... futex resumed>) = 0 [pid 4986] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4985] <... io_uring_enter resumed>) = 1 [pid 4979] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4986] <... mmap resumed>) = 0x20ffb000 [pid 4985] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4986] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4985] <... futex resumed>) = 0 [pid 4986] <... mmap resumed>) = 0x20ffd000 [pid 4985] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4981] +++ exited with 0 +++ [pid 4978] <... futex resumed>) = 0 [pid 4986] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4982] <... futex resumed>) = 0 [pid 4986] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4982] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4978] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4977] +++ exited with 0 +++ [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4977, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4986] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4986] <... futex resumed>) = 0 [pid 4982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4986] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4982] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] <... futex resumed>) = 0 [pid 4986] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4982] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4986] <... io_uring_enter resumed>) = 1 [pid 4986] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4982] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4987 attached [pid 4986] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4984] <... io_uring_enter resumed>) = 1 [pid 4982] exit_group(0 [pid 4978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] restart_syscall(<... resuming interrupted clone ...> [pid 4986] <... futex resumed>) = ? [pid 4984] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4982] <... exit_group resumed>) = ? [pid 4978] exit_group(0 [pid 3625] <... restart_syscall resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 4988 ./strace-static-x86_64: Process 4988 attached [pid 4987] set_robust_list(0x555555af35e0, 24 [pid 4986] +++ exited with 0 +++ [pid 4985] <... futex resumed>) = ? [pid 4984] <... futex resumed>) = 1 [pid 4982] +++ exited with 0 +++ [pid 4979] <... futex resumed>) = 0 [pid 4978] <... exit_group resumed>) = ? [pid 4985] +++ exited with 0 +++ [pid 4984] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4979] exit_group(0) = ? [pid 4978] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4984] <... futex resumed>) = ? [pid 3624] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 4988] set_robust_list(0x555555af35e0, 24 [pid 4984] +++ exited with 0 +++ [pid 4979] +++ exited with 0 +++ [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] <... restart_syscall resumed>) = 0 [pid 4988] <... set_robust_list resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4979, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 4989 [pid 4988] <... prctl resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4988] setpgid(0, 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4988] <... setpgid resumed>) = 0 [pid 4987] <... set_robust_list resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 4990 [pid 4988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4991 [pid 4988] <... openat resumed>) = 3 [pid 4988] write(3, "1000", 4) = 4 [pid 4988] close(3) = 0 [pid 4988] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4988] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4987] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4991 attached [pid 4988] <... mprotect resumed>) = 0 [pid 4987] <... prctl resumed>) = 0 [pid 4991] set_robust_list(0x555555af35e0, 24 [pid 4988] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4991] <... set_robust_list resumed>) = 0 [pid 4991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4988] <... clone resumed>, parent_tid=[4992], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4992 ./strace-static-x86_64: Process 4990 attached [pid 4991] <... prctl resumed>) = 0 [pid 4988] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4991] setpgid(0, 0 [pid 4990] set_robust_list(0x555555af35e0, 24 [pid 4988] <... futex resumed>) = 0 [pid 4991] <... setpgid resumed>) = 0 [pid 4990] <... set_robust_list resumed>) = 0 [pid 4988] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4991] <... openat resumed>) = 3 [pid 4990] <... prctl resumed>) = 0 [pid 4991] write(3, "1000", 4 [pid 4990] setpgid(0, 0 [pid 4987] setpgid(0, 0 [pid 4991] <... write resumed>) = 4 [pid 4990] <... setpgid resumed>) = 0 [pid 4987] <... setpgid resumed>) = 0 [pid 3624] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4992 attached ./strace-static-x86_64: Process 4989 attached [pid 4991] close(3 [pid 4990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4991] <... close resumed>) = 0 [pid 4990] <... openat resumed>) = 3 [pid 4991] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] write(3, "1000", 4 [pid 4991] <... futex resumed>) = 0 [pid 4990] <... write resumed>) = 4 [pid 4991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4990] close(3 [pid 4991] <... mmap resumed>) = 0x7f556b8fa000 [pid 4990] <... close resumed>) = 0 [pid 4991] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4990] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4991] <... mprotect resumed>) = 0 [pid 4990] <... futex resumed>) = 0 [pid 4991] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 4987] <... openat resumed>) = 3 [pid 4989] set_robust_list(0x555555af35e0, 24 [pid 4992] set_robust_list(0x7f556b91a9e0, 24 [pid 4991] <... clone resumed>, parent_tid=[4994], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4994 [pid 4990] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4987] write(3, "1000", 4 [pid 3624] <... clone resumed>, child_tidptr=0x555555af35d0) = 4993 [pid 4989] <... set_robust_list resumed>) = 0 [pid 4991] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] <... mprotect resumed>) = 0 [pid 4987] <... write resumed>) = 4 ./strace-static-x86_64: Process 4993 attached [pid 4992] <... set_robust_list resumed>) = 0 [pid 4991] <... futex resumed>) = 0 [pid 4990] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4987] close(3 [pid 4993] set_robust_list(0x555555af35e0, 24 [pid 4991] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4992] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4989] <... prctl resumed>) = 0 [pid 4987] <... close resumed>) = 0 ./strace-static-x86_64: Process 4994 attached [pid 4993] <... set_robust_list resumed>) = 0 [pid 4992] <... openat resumed>) = 3 [pid 4990] <... clone resumed>, parent_tid=[4995], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4995 [pid 4989] setpgid(0, 0 [pid 4987] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4995 attached [pid 4994] set_robust_list(0x7f556b91a9e0, 24 [pid 4993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4992] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] <... setpgid resumed>) = 0 [pid 4987] <... futex resumed>) = 0 [pid 4994] <... set_robust_list resumed>) = 0 [pid 4993] <... prctl resumed>) = 0 [pid 4992] <... futex resumed>) = 1 [pid 4990] <... futex resumed>) = 0 [pid 4989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4988] <... futex resumed>) = 0 [pid 4987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4994] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4993] setpgid(0, 0 [pid 4992] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4990] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4989] <... openat resumed>) = 3 [pid 4988] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] <... mmap resumed>) = 0x7f556b8fa000 [pid 4995] set_robust_list(0x7f556b91a9e0, 24 [pid 4994] <... openat resumed>) = 3 [pid 4993] <... setpgid resumed>) = 0 [pid 4992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4989] write(3, "1000", 4 [pid 4988] <... futex resumed>) = 0 [pid 4987] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4995] <... set_robust_list resumed>) = 0 [pid 4994] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4992] dup(3 [pid 4989] <... write resumed>) = 4 [pid 4988] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4987] <... mprotect resumed>) = 0 [pid 4995] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4994] <... futex resumed>) = 1 [pid 4993] <... openat resumed>) = 3 [pid 4992] <... dup resumed>) = 4 [pid 4991] <... futex resumed>) = 0 [pid 4989] close(3 [pid 4987] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4995] <... openat resumed>) = 3 [pid 4994] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] write(3, "1000", 4 [pid 4992] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4991] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] <... close resumed>) = 0 [pid 4995] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4993] <... write resumed>) = 4 [pid 4992] <... futex resumed>) = 1 [pid 4991] <... futex resumed>) = 0 [pid 4989] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] <... futex resumed>) = 0 [pid 4987] <... clone resumed>, parent_tid=[4996], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4996 [pid 4995] <... futex resumed>) = 1 [pid 4994] dup(3 [pid 4993] close(3 [pid 4992] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4991] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4990] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4988] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4995] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4994] <... dup resumed>) = 4 [pid 4993] <... close resumed>) = 0 [pid 4992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4990] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4988] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4996 attached [pid 4995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4994] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4992] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4990] <... futex resumed>) = 0 [pid 4989] <... mmap resumed>) = 0x7f556b8fa000 [pid 4988] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4987] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4996] set_robust_list(0x7f556b91a9e0, 24 [pid 4995] dup(3 [pid 4994] <... futex resumed>) = 1 [pid 4993] <... futex resumed>) = 0 [pid 4992] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4991] <... futex resumed>) = 0 [pid 4990] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 63.613239][ T4975] VFS: Close: file count is 0 [ 63.628968][ T4976] VFS: Close: file count is 0 [ 63.636148][ T4977] VFS: Close: file count is 0 [ 63.645156][ T4982] VFS: Close: file count is 0 [ 63.648403][ T4978] VFS: Close: file count is 0 [ 63.650739][ T4984] VFS: Close: file count is 0 [pid 4989] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4996] <... set_robust_list resumed>) = 0 [pid 4995] <... dup resumed>) = 4 [pid 4994] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4992] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4991] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] <... mprotect resumed>) = 0 [pid 4996] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4995] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4993] <... mmap resumed>) = 0x7f556b8fa000 [pid 4992] <... mmap resumed>) = 0x20ffb000 [pid 4991] <... futex resumed>) = 0 [pid 4996] <... openat resumed>) = 3 [pid 4995] <... futex resumed>) = 1 [pid 4994] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4993] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE [pid 4992] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4991] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4990] <... futex resumed>) = 0 [pid 4989] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4996] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4995] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4994] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4993] <... mprotect resumed>) = 0 [pid 4992] <... mmap resumed>) = 0x20ffd000 [pid 4990] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4996] <... futex resumed>) = 1 [pid 4995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4994] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4993] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4992] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4998 attached [pid 4996] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4995] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4994] <... mmap resumed>) = 0x20ffb000 [pid 4992] <... futex resumed>) = 1 [pid 4990] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4989] <... clone resumed>, parent_tid=[4997], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4997 [pid 4988] <... futex resumed>) = 0 [pid 4987] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4997 attached [pid 4996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4995] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4994] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4993] <... clone resumed>, parent_tid=[4998], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 4998 [pid 4992] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4989] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] <... futex resumed>) = 0 [pid 4997] set_robust_list(0x7f556b91a9e0, 24 [pid 4996] dup(3 [pid 4995] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4994] <... mmap resumed>) = 0x20ffd000 [pid 4993] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4989] <... futex resumed>) = 0 [pid 4988] <... futex resumed>) = 0 [pid 4987] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4998] set_robust_list(0x7f556b91a9e0, 24 [pid 4997] <... set_robust_list resumed>) = 0 [pid 4996] <... dup resumed>) = 4 [pid 4995] <... mmap resumed>) = 0x20ffb000 [pid 4994] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] <... futex resumed>) = 0 [pid 4992] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4988] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4998] <... set_robust_list resumed>) = 0 [pid 4997] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4996] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4995] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4994] <... futex resumed>) = 1 [pid 4993] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4992] <... futex resumed>) = 0 [pid 4991] <... futex resumed>) = 0 [pid 4988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4998] openat(AT_FDCWD, "/dev/snd/midiC2D0", O_WRONLY|O_NOCTTY|O_SYNC|O_NOATIME [pid 4997] <... openat resumed>) = 3 [pid 4996] <... futex resumed>) = 1 [pid 4995] <... mmap resumed>) = 0x20ffd000 [pid 4994] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4992] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4991] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] <... futex resumed>) = 0 [pid 4998] <... openat resumed>) = 3 [pid 4997] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4996] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4995] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4991] <... futex resumed>) = 0 [pid 4988] <... futex resumed>) = 0 [pid 4987] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4998] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] <... futex resumed>) = 1 [pid 4996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4995] <... futex resumed>) = 1 [pid 4994] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4992] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4991] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4990] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4988] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4987] <... futex resumed>) = 0 [pid 4998] <... futex resumed>) = 1 [pid 4997] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4996] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4995] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4994] <... futex resumed>) = 0 [pid 4993] <... futex resumed>) = 0 [pid 4992] <... io_uring_enter resumed>) = 1 [pid 4991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4990] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4998] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4996] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4994] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4992] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4991] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4997] dup(3 [pid 4996] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4995] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4993] <... futex resumed>) = 0 [pid 4992] <... futex resumed>) = 1 [pid 4991] <... futex resumed>) = 0 [pid 4990] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4989] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4988] <... futex resumed>) = 0 [pid 4998] dup(3 [pid 4997] <... dup resumed>) = 4 [pid 4996] <... mmap resumed>) = 0x20ffb000 [pid 4995] <... futex resumed>) = 0 [pid 4994] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4993] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4992] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4991] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4988] exit_group(0 [pid 4998] <... dup resumed>) = 4 [pid 4997] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4996] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4995] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4994] <... io_uring_enter resumed>) = 1 [pid 4992] <... futex resumed>) = ? [pid 4990] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] <... exit_group resumed>) = ? [pid 4998] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] <... futex resumed>) = 1 [pid 4996] <... mmap resumed>) = 0x20ffd000 [pid 4995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4994] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4990] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4997] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4996] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4994] <... futex resumed>) = 1 [pid 4991] <... futex resumed>) = 0 [pid 4990] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4998] <... futex resumed>) = 1 [pid 4996] <... futex resumed>) = 1 [pid 4995] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4994] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] <... futex resumed>) = 0 [pid 4992] +++ exited with 0 +++ [pid 4991] exit_group(0 [pid 4989] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] +++ exited with 0 +++ [pid 4987] <... futex resumed>) = 0 [pid 4998] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4996] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4995] <... io_uring_enter resumed>) = 1 [pid 4994] <... futex resumed>) = ? [pid 4993] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4991] <... exit_group resumed>) = ? [pid 4994] +++ exited with 0 +++ [pid 4993] <... futex resumed>) = 0 [pid 4991] +++ exited with 0 +++ [pid 4993] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4991, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4997] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 1 [pid 4997] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4989] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4997] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4997] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4995] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4988, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4998] io_uring_setup(1392, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 4997] <... mmap resumed>) = 0x20ffb000 [pid 4996] <... futex resumed>) = 0 [pid 4995] <... futex resumed>) = 1 [pid 4990] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = 1 [pid 4998] <... io_uring_setup resumed>, sq_entries=2048, cq_entries=4096, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|0x1000, sq_off={head=0, tail=64, ring_mask=256, ring_entries=264, flags=276, dropped=272, array=65856}, cq_off={head=128, tail=192, ring_mask=260, ring_entries=268, overflow=284, cqes=320, flags=280}}) = 5 [pid 4997] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4996] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4995] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4990] exit_group(0 [pid 4998] mmap(0x20ffb000, 74048, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0 [pid 4997] <... mmap resumed>) = 0x20ffd000 [pid 4996] <... futex resumed>) = 0 [pid 4995] <... futex resumed>) = ? [pid 4990] <... exit_group resumed>) = ? [pid 4987] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4998] <... mmap resumed>) = 0x20ffb000 [pid 4996] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4997] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4995] +++ exited with 0 +++ [pid 4990] +++ exited with 0 +++ [pid 4989] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4999 attached [pid 4998] mmap(0x20ffd000, 131072, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE, 5, 0x10000000 [pid 4997] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4989] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4987] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4990, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4999] set_robust_list(0x555555af35e0, 24 [pid 4998] <... mmap resumed>) = 0x20ffd000 [pid 4997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4996] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = 1 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3617] <... clone resumed>, child_tidptr=0x555555af35d0) = 4999 ./strace-static-x86_64: Process 5000 attached [pid 4999] <... set_robust_list resumed>) = 0 [pid 4998] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4996] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4989] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4987] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... restart_syscall resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x555555af35d0) = 5000 [pid 4999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4998] <... futex resumed>) = 1 [pid 4997] <... futex resumed>) = 0 [pid 4996] <... io_uring_enter resumed>) = 1 [pid 4993] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5000] set_robust_list(0x555555af35e0, 24 [pid 4999] <... prctl resumed>) = 0 [pid 4998] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4997] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4996] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4989] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5000] <... set_robust_list resumed>) = 0 [pid 4999] setpgid(0, 0 [pid 4998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4996] <... futex resumed>) = 1 [pid 4993] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 4987] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5001 attached [pid 5000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4999] <... setpgid resumed>) = 0 [pid 4998] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4996] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4989] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4987] exit_group(0 [pid 5000] <... prctl resumed>) = 0 [pid 4999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4998] <... futex resumed>) = 0 [pid 4997] <... io_uring_enter resumed>) = 1 [pid 4996] <... futex resumed>) = ? [pid 4993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4987] <... exit_group resumed>) = ? [pid 3621] <... clone resumed>, child_tidptr=0x555555af35d0) = 5001 [pid 5000] setpgid(0, 0 [pid 4997] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5000] <... setpgid resumed>) = 0 [pid 4999] <... openat resumed>) = 3 [pid 4998] io_uring_enter(5, 10501, 0, 0, NULL, 144115188075855872 [pid 4997] <... futex resumed>) = 1 [pid 4993] <... futex resumed>) = 0 [pid 4989] <... futex resumed>) = 0 [pid 5000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4997] futex(0x7f556b9f0428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4993] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4989] exit_group(0 [pid 5000] <... openat resumed>) = 3 [pid 4999] write(3, "1000", 4 [pid 4998] <... io_uring_enter resumed>) = 1 [pid 4997] <... futex resumed>) = ? [pid 4996] +++ exited with 0 +++ [pid 4989] <... exit_group resumed>) = ? [pid 4987] +++ exited with 0 +++ [pid 5001] set_robust_list(0x555555af35e0, 24 [pid 5000] write(3, "1000", 4 [pid 4999] <... write resumed>) = 4 [pid 4998] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] +++ exited with 0 +++ [pid 4989] +++ exited with 0 +++ [pid 5000] <... write resumed>) = 4 [pid 3625] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5000] close(3) = 0 [pid 5000] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 5000] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5000] clone(child_stack=0x7f556b91a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4998] <... futex resumed>) = 1 [pid 4993] <... futex resumed>) = 0 [pid 5000] <... clone resumed>, parent_tid=[5002], tls=0x7f556b91a700, child_tidptr=0x7f556b91a9d0) = 5002 [pid 4999] close(3 [pid 4993] exit_group(0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4987, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 5000] futex(0x7f556b9f0428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] <... exit_group resumed>) = ? [pid 3625] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] <... futex resumed>) = 0 [pid 5000] futex(0x7f556b9f042c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... clone resumed>, child_tidptr=0x555555af35d0) = 5003 ./strace-static-x86_64: Process 5003 attached [pid 5003] set_robust_list(0x555555af35e0, 24) = 0 [pid 4999] <... close resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4999] futex(0x7f556b9f042c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4999] <... futex resumed>) = 0 [pid 4999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f556b8fa000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4999] mprotect(0x7f556b8fb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5002 attached [pid 5003] <... prctl resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555555af35d0) = 5004 [pid 5003] setpgid(0, 0 [pid 5002] set_robust_list(0x7f556b91a9e0, 24 [pid 5003] <... setpgid resumed>) = 0 [pid 5002] <... set_robust_list resumed>) = 0 [ 63.727986][ T4992] VFS: Close: file count is 0 [ 63.733281][ T4991] VFS: Close: file count is 0 [ 63.747184][ T4995] VFS: Close: file count is 0 [ 63.766809][ T4996] VFS: Close: file count is 0 [ 63.770091][ T4989] VFS: Close: file count is 0 [ 63.770091][ T4989] VFS: Close: file count is 0 [ 63.782729][ T4998] ================================================================== [ 63.782740][ T4998] BUG: KASAN: use-after-free in filp_close+0x22/0x160 [ 63.782770][ T4998] Read of size 8 at addr ffff88801eb90070 by task syz-executor335/4998 [ 63.782788][ T4998] [ 63.782793][ T4998] CPU: 1 PID: 4998 Comm: syz-executor335 Not tainted 5.18.0-syzkaller-13842-g952923ddc011 #0 [ 63.782816][ T4998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.782828][ T4998] Call Trace: [ 63.782834][ T4998] [ 63.782841][ T4998] dump_stack_lvl+0xcd/0x134 [ 63.782877][ T4998] print_address_description.constprop.0.cold+0xeb/0x495 [ 63.782906][ T4998] ? filp_close+0x22/0x160 [ 63.782927][ T4998] kasan_report.cold+0xf4/0x1c6 [ 63.782951][ T4998] ? filp_close+0x22/0x160 [ 63.782974][ T4998] kasan_check_range+0x13d/0x180 [ 63.782996][ T4998] filp_close+0x22/0x160 [ 63.783018][ T4998] put_files_struct+0x1d0/0x350 [ 63.783047][ T4998] exit_files+0x7e/0xa0 [ 63.783071][ T4998] do_exit+0xac8/0x2a00 [ 63.783101][ T4998] ? find_held_lock+0x2d/0x110 [ 63.783126][ T4998] ? mm_update_next_owner+0x7a0/0x7a0 [ 63.783149][ T4998] ? lock_downgrade+0x6e0/0x6e0 [ 63.783178][ T4998] do_group_exit+0xd2/0x2f0 [ 63.783204][ T4998] get_signal+0x2542/0x2600 [ 63.783228][ T4998] ? exit_signals+0x8b0/0x8b0 [ 63.783246][ T4998] ? do_raw_spin_lock+0x120/0x2a0 [ 63.783266][ T4998] ? rwlock_bug.part.0+0x90/0x90 [ 63.783290][ T4998] arch_do_signal_or_restart+0x82/0x20f0 [ 63.783320][ T4998] ? find_held_lock+0x2d/0x110 [ 63.783344][ T4998] ? get_sigframe_size+0x10/0x10 [ 63.783369][ T4998] ? ptrace_notify+0xfa/0x140 [ 63.783388][ T4998] ? lock_downgrade+0x6e0/0x6e0 [ 63.783415][ T4998] ? _raw_spin_unlock_irq+0x1f/0x40 [ 63.783440][ T4998] ? exit_to_user_mode_prepare+0x137/0x250 [ 63.783465][ T4998] exit_to_user_mode_prepare+0x15f/0x250 [ 63.783488][ T4998] syscall_exit_to_user_mode+0x19/0x50 [ 63.783512][ T4998] do_syscall_64+0x42/0xb0 [ 63.783538][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.783564][ T4998] RIP: 0033:0x7f556b96d149 [ 63.783580][ T4998] Code: Unable to access opcode bytes at RIP 0x7f556b96d11f. [ 63.783589][ T4998] RSP: 002b:00007f556b91a2f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 63.783610][ T4998] RAX: 0000000000000001 RBX: 00007f556b9f0428 RCX: 00007f556b96d149 [ 63.783625][ T4998] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f556b9f042c [ 63.783640][ T4998] RBP: 00007f556b9f0420 R08: 0200000000000000 R09: 0000000000000000 [ 63.783654][ T4998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f556b9f042c [ 63.783668][ T4998] R13: 00007f556b9be064 R14: 0200000000000000 R15: 0000000000000005 [ 63.783690][ T4998] [ 63.783697][ T4998] [ 63.783700][ T4998] Allocated by task 4998: [ 63.783709][ T4998] kasan_save_stack+0x1e/0x40 [ 63.783734][ T4998] __kasan_slab_alloc+0x90/0xc0 [ 63.783752][ T4998] kmem_cache_alloc+0x204/0x3b0 [ 63.783772][ T4998] __alloc_file+0x21/0x270 [ 63.783790][ T4998] alloc_empty_file+0x6d/0x170 [ 63.783807][ T4998] path_openat+0xe4/0x2910 [ 63.783826][ T4998] do_filp_open+0x1aa/0x400 [ 63.783845][ T4998] do_sys_openat2+0x16d/0x4c0 [ 63.783867][ T4998] __x64_sys_openat+0x13f/0x1f0 [ 63.783888][ T4998] do_syscall_64+0x35/0xb0 [ 63.783909][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.783932][ T4998] [ 63.783935][ T4998] Freed by task 22: [ 63.783943][ T4998] kasan_save_stack+0x1e/0x40 [ 63.783966][ T4998] kasan_set_track+0x21/0x30 [ 63.783990][ T4998] kasan_set_free_info+0x20/0x30 [ 63.784009][ T4998] ____kasan_slab_free+0x166/0x1a0 [ 63.784033][ T4998] slab_free_freelist_hook+0x8b/0x1c0 [ 63.784057][ T4998] kmem_cache_free+0xdd/0x5a0 [ 63.784086][ T4998] rcu_core+0x7b1/0x1880 [ 63.784107][ T4998] __do_softirq+0x29b/0x9c2 [ 63.784128][ T4998] [ 63.784131][ T4998] Last potentially related work creation: [ 63.784137][ T4998] kasan_save_stack+0x1e/0x40 [ 63.784160][ T4998] __kasan_record_aux_stack+0xbe/0xd0 [ 63.784180][ T4998] call_rcu+0x99/0x790 [ 63.784199][ T4998] task_work_run+0xdd/0x1a0 [ 63.784221][ T4998] ptrace_notify+0x114/0x140 [ 63.784238][ T4998] syscall_exit_to_user_mode_prepare+0xdb/0x230 [ 63.784259][ T4998] syscall_exit_to_user_mode+0x9/0x50 [ 63.784279][ T4998] do_syscall_64+0x42/0xb0 [ 63.784299][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.784322][ T4998] [ 63.784325][ T4998] Second to last potentially related work creation: [ 63.784330][ T4998] kasan_save_stack+0x1e/0x40 [ 63.784353][ T4998] __kasan_record_aux_stack+0xbe/0xd0 [ 63.784373][ T4998] task_work_add+0x3a/0x1f0 [ 63.784395][ T4998] fput+0xe7/0x190 [ 63.784411][ T4998] io_issue_sqe+0x3f29/0x9780 [ 63.784433][ T4998] io_submit_sqes+0x161d/0x8000 [ 63.784455][ T4998] __do_sys_io_uring_enter+0x1112/0x2300 [ 63.784480][ T4998] do_syscall_64+0x35/0xb0 [ 63.784501][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.784524][ T4998] [ 63.784527][ T4998] The buggy address belongs to the object at ffff88801eb90000 [ 63.784527][ T4998] which belongs to the cache filp of size 456 [ 63.784542][ T4998] The buggy address is located 112 bytes inside of [ 63.784542][ T4998] 456-byte region [ffff88801eb90000, ffff88801eb901c8) [ 63.784562][ T4998] [ 63.784565][ T4998] The buggy address belongs to the physical page: [ 63.784572][ T4998] page:ffffea00007ae400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1eb90 [ 63.784593][ T4998] head:ffffea00007ae400 order:1 compound_mapcount:0 compound_pincount:0 [ 63.784607][ T4998] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 63.784636][ T4998] raw: 00fff00000010200 ffffea00007aa900 dead000000000007 ffff8881400078c0 [ 63.784655][ T4998] raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000 [ 63.784667][ T4998] page dumped because: kasan: bad access detected [ 63.784675][ T4998] page_owner tracks the page as allocated [ 63.784680][ T4998] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3442, tgid 3442 (rm), ts 37980828809, free_ts 17882496614 [ 63.784719][ T4998] get_page_from_freelist+0x1290/0x3b70 [ 63.784741][ T4998] __alloc_pages+0x1c7/0x510 [ 63.784759][ T4998] alloc_pages+0x1aa/0x310 [ 63.784775][ T4998] allocate_slab+0x26c/0x3c0 [ 63.784797][ T4998] ___slab_alloc+0x985/0xd90 [ 63.784819][ T4998] __slab_alloc.constprop.0+0x4d/0xa0 [ 63.784843][ T4998] kmem_cache_alloc+0x360/0x3b0 [ 63.784866][ T4998] __alloc_file+0x21/0x270 [ 63.784882][ T4998] alloc_empty_file+0x6d/0x170 [ 63.784900][ T4998] path_openat+0xe4/0x2910 [ 63.784918][ T4998] do_filp_open+0x1aa/0x400 [ 63.784937][ T4998] do_sys_openat2+0x16d/0x4c0 [ 63.784958][ T4998] __x64_sys_openat+0x13f/0x1f0 [ 63.784979][ T4998] do_syscall_64+0x35/0xb0 [ 63.785001][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.785024][ T4998] page last free stack trace: [ 63.785029][ T4998] free_pcp_prepare+0x549/0xd20 [ 63.785047][ T4998] free_unref_page+0x19/0x6a0 [ 63.785066][ T4998] __unfreeze_partials+0x17c/0x1a0 [ 63.785094][ T4998] qlist_free_all+0x6a/0x170 [ 63.785114][ T4998] kasan_quarantine_reduce+0x180/0x200 [ 63.785136][ T4998] __kasan_slab_alloc+0xa2/0xc0 [ 63.785154][ T4998] kmem_cache_alloc+0x204/0x3b0 [ 63.785177][ T4998] __alloc_file+0x21/0x270 [ 63.785195][ T4998] alloc_empty_file+0x6d/0x170 [ 63.785213][ T4998] path_openat+0xe4/0x2910 [ 63.785231][ T4998] do_filp_open+0x1aa/0x400 [ 63.785250][ T4998] do_sys_openat2+0x16d/0x4c0 [ 63.785271][ T4998] __x64_sys_openat+0x13f/0x1f0 [ 63.785292][ T4998] do_syscall_64+0x35/0xb0 [ 63.785313][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.785334][ T4998] [ 63.785337][ T4998] Memory state around the buggy address: [ 63.785346][ T4998] ffff88801eb8ff00: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc [ 63.785359][ T4998] ffff88801eb8ff80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 63.785372][ T4998] >ffff88801eb90000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.785382][ T4998] ^ [ 63.785392][ T4998] ffff88801eb90080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.785405][ T4998] ffff88801eb90100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 63.785415][ T4998] ================================================================== [ 63.786105][ T4998] Kernel panic - not syncing: panic_on_warn set ... [ 63.786118][ T4998] CPU: 1 PID: 4998 Comm: syz-executor335 Not tainted 5.18.0-syzkaller-13842-g952923ddc011 #0 [ 63.786142][ T4998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.786155][ T4998] Call Trace: [ 63.786162][ T4998] [ 63.786169][ T4998] dump_stack_lvl+0xcd/0x134 [ 63.786199][ T4998] panic+0x2d7/0x636 [ 63.786220][ T4998] ? panic_print_sys_info.part.0+0x10b/0x10b [ 63.786246][ T4998] ? preempt_schedule_common+0x59/0xc0 [ 63.786276][ T4998] ? filp_close+0x22/0x160 [ 63.786304][ T4998] ? preempt_schedule_thunk+0x16/0x18 [ 63.786333][ T4998] ? filp_close+0x22/0x160 [ 63.786355][ T4998] end_report.part.0+0x3f/0x7c [ 63.786378][ T4998] kasan_report.cold+0x93/0x1c6 [ 63.786401][ T4998] ? filp_close+0x22/0x160 [ 63.786425][ T4998] kasan_check_range+0x13d/0x180 [ 63.786447][ T4998] filp_close+0x22/0x160 [ 63.786467][ T4998] put_files_struct+0x1d0/0x350 [ 63.786492][ T4998] exit_files+0x7e/0xa0 [ 63.786513][ T4998] do_exit+0xac8/0x2a00 [ 63.786537][ T4998] ? find_held_lock+0x2d/0x110 [ 63.786562][ T4998] ? mm_update_next_owner+0x7a0/0x7a0 [ 63.786587][ T4998] ? lock_downgrade+0x6e0/0x6e0 [ 63.786615][ T4998] do_group_exit+0xd2/0x2f0 [ 63.786640][ T4998] get_signal+0x2542/0x2600 [ 63.786665][ T4998] ? exit_signals+0x8b0/0x8b0 [ 63.786686][ T4998] ? do_raw_spin_lock+0x120/0x2a0 [ 63.786707][ T4998] ? rwlock_bug.part.0+0x90/0x90 [ 63.786728][ T4998] arch_do_signal_or_restart+0x82/0x20f0 [ 63.786757][ T4998] ? find_held_lock+0x2d/0x110 [ 63.786780][ T4998] ? get_sigframe_size+0x10/0x10 [ 63.786805][ T4998] ? ptrace_notify+0xfa/0x140 [ 63.786824][ T4998] ? lock_downgrade+0x6e0/0x6e0 [ 63.786851][ T4998] ? _raw_spin_unlock_irq+0x1f/0x40 [ 63.786874][ T4998] ? exit_to_user_mode_prepare+0x137/0x250 [ 63.786899][ T4998] exit_to_user_mode_prepare+0x15f/0x250 [ 63.786921][ T4998] syscall_exit_to_user_mode+0x19/0x50 [ 63.786944][ T4998] do_syscall_64+0x42/0xb0 [ 63.786970][ T4998] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.786995][ T4998] RIP: 0033:0x7f556b96d149 [ 63.787012][ T4998] Code: Unable to access opcode bytes at RIP 0x7f556b96d11f. [ 63.787021][ T4998] RSP: 002b:00007f556b91a2f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 63.787044][ T4998] RAX: 0000000000000001 RBX: 00007f556b9f0428 RCX: 00007f556b96d149 [ 63.787059][ T4998] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f556b9f042c [ 63.787074][ T4998] RBP: 00007f556b9f0420 R08: 0200000000000000 R09: 0000000000000000 [ 63.787096][ T4998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f556b9f042c [ 63.787111][ T4998] R13: 00007f556b9be064 R14: 0200000000000000 R15: 0000000000000005 [ 63.787133][ T4998] [ 63.787361][ T4998] Kernel Offset: disabled