./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1048914446 <...> Warning: Permanently added '10.128.0.34' (ED25519) to the list of known hosts. execve("./syz-executor1048914446", ["./syz-executor1048914446"], 0x7ffd9eb6b930 /* 10 vars */) = 0 brk(NULL) = 0x555577678000 brk(0x555577678d00) = 0x555577678d00 arch_prctl(ARCH_SET_FS, 0x555577678380) = 0 set_tid_address(0x555577678650) = 5866 set_robust_list(0x555577678660, 24) = 0 rseq(0x555577678ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1048914446", 4096) = 28 getrandom("\xa4\x60\x87\xb5\x8c\xa7\xe0\x3b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555577678d00 brk(0x555577699d00) = 0x555577699d00 brk(0x55557769a000) = 0x55557769a000 mprotect(0x7fedb567a000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5867 attached , child_tidptr=0x555577678650) = 5867 [pid 5867] set_robust_list(0x555577678660, 24 [pid 5866] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] <... openat resumed>) = 3 [pid 5866] write(3, "10000000000", 11) = 11 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "20", 2) = 2 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "0", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "0", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "100", 3) = 3 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "0", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "0", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "7 4 1 3", 7) = 7 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "0", 1) = 1 [pid 5866] close(3) = 0 [pid 5866] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "5867", 4) = 4 [pid 5866] close(3) = 0 [pid 5866] kill(5867, SIGKILL) = 0 [pid 5867] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5867, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5868 attached [pid 5868] set_robust_list(0x555577678660, 24 [pid 5866] <... clone resumed>, child_tidptr=0x555577678650) = 5868 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5868] getppid() = 0 [pid 5868] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5868] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5868] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5868] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5868] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5868] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5868] unshare(CLONE_NEWNS) = 0 [pid 5868] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5868] unshare(CLONE_NEWIPC) = 0 [pid 5868] unshare(CLONE_NEWCGROUP) = 0 [pid 5868] unshare(CLONE_NEWUTS) = 0 [pid 5868] unshare(CLONE_SYSVSEM) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "16777216", 8) = 8 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "536870912", 9) = 9 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "1024", 4) = 4 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "8192", 4) = 4 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "1024", 4) = 4 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "1024", 4) = 4 [pid 5868] close(3) = 0 [pid 5868] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5868] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5868] close(3) = 0 [pid 5868] getpid() = 1 [pid 5868] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5884 attached [pid 5884] set_robust_list(0x555577678660, 24) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] <... clone resumed>, child_tidptr=0x555577678650) = 3 [pid 5884] <... prctl resumed>) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 [pid 5884] read(200, 0x7fffa79eb780, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5884] write(1, "executing program\n", 18executing program ) = 18 [pid 5884] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5884] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x14\x00\x00\x00\x10\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x20\x00\x00\x00\x00\x0a\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\xff\xfd\x09\x00\x01\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x40\x00\x00\x00\x03\x0a\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x09\x00\x03\x00\x73\x79\x7a\x32\x00\x00\x00\x00\x14\x00\x04\x80\x08\x00\x02\x40\x32\x65\x8a\xeb\x08\x00\x01\x40"..., iov_len=204}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 204 [pid 5884] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x38\x00\x00\x00\x00\x00\x06\xba\xc1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x90\xc2\x00\x01\xea\xb7\x00\x00\x1e\x10\x21\x0a\x07\x00\x00\x00\x00\x00\x00\x00\xe3\x00\x00\x00", 70) = 70 [pid 5884] close(3) = 0 [pid 5884] close(4) = -1 EBADF (Bad file descriptor) [pid 5884] close(5) = -1 EBADF (Bad file descriptor) [pid 5884] close(6) = -1 EBADF (Bad file descriptor) [pid 5884] close(7) = -1 EBADF (Bad file descriptor) [pid 5884] close(8) = -1 EBADF (Bad file descriptor) [pid 5884] close(9) = -1 EBADF (Bad file descriptor) [pid 5884] close(10) = -1 EBADF (Bad file descriptor) [pid 5884] close(11) = -1 EBADF (Bad file descriptor) [pid 5884] close(12) = -1 EBADF (Bad file descriptor) [pid 5884] close(13) = -1 EBADF (Bad file descriptor) [pid 5884] close(14) = -1 EBADF (Bad file descriptor) [pid 5884] close(15) = -1 EBADF (Bad file descriptor) [pid 5884] close(16) = -1 EBADF (Bad file descriptor) [pid 5884] close(17) = -1 EBADF (Bad file descriptor) [pid 5884] close(18) = -1 EBADF (Bad file descriptor) [pid 5884] close(19) = -1 EBADF (Bad file descriptor) [pid 5884] close(20) = -1 EBADF (Bad file descriptor) [pid 5884] close(21) = -1 EBADF (Bad file descriptor) [pid 5884] close(22) = -1 EBADF (Bad file descriptor) [pid 5884] close(23) = -1 EBADF (Bad file descriptor) [pid 5884] close(24) = -1 EBADF (Bad file descriptor) [pid 5884] close(25) = -1 EBADF (Bad file descriptor) [pid 5884] close(26) = -1 EBADF (Bad file descriptor) [pid 5884] close(27) = -1 EBADF (Bad file descriptor) [pid 5884] close(28) = -1 EBADF (Bad file descriptor) [pid 5884] close(29) = -1 EBADF (Bad file descriptor) [pid 5884] exit_group(0) = ? [pid 5884] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577678650) = 4 [ 231.383400][ C1] sched: DL replenish lagged too much ./strace-static-x86_64: Process 5885 attached [pid 5885] set_robust_list(0x555577678660, 24) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5885] write(3, "1000", 4) = 4 [pid 5885] close(3) = 0 [pid 5885] read(200, 0x7fffa79eb780, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5885] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x14\x00\x00\x00\x10\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x20\x00\x00\x00\x00\x0a\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\xff\xfd\x09\x00\x01\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x40\x00\x00\x00\x03\x0a\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x09\x00\x03\x00\x73\x79\x7a\x32\x00\x00\x00\x00\x14\x00\x04\x80\x08\x00\x02\x40\x32\x65\x8a\xeb\x08\x00\x01\x40"..., iov_len=204}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5868] kill(-4, SIGKILL) = 0 [pid 5868] kill(4, SIGKILL) = 0 [pid 5885] <... sendmsg resumed>) = ? executing program [pid 5885] +++ killed by SIGKILL +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=4, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] restart_syscall(<... resuming interrupted kill ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577678650) = 5 ./strace-static-x86_64: Process 5887 attached [pid 5887] set_robust_list(0x555577678660, 24) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 [pid 5887] read(200, 0x7fffa79eb780, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5887] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x14\x00\x00\x00\x10\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x20\x00\x00\x00\x00\x0a\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\xff\xfd\x09\x00\x01\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x40\x00\x00\x00\x03\x0a\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x09\x00\x03\x00\x73\x79\x7a\x32\x00\x00\x00\x00\x14\x00\x04\x80\x08\x00\x02\x40\x32\x65\x8a\xeb\x08\x00\x01\x40"..., iov_len=204}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 204 [pid 5887] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x38\x00\x00\x00\x00\x00\x06\xba\xc1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x90\xc2\x00\x01\xea\xb7\x00\x00\x1e\x10\x21\x0a\x07\x00\x00\x00\x00\x00\x00\x00\xe3\x00\x00\x00", 70) = 70 [pid 5887] close(3) = 0 [pid 5887] close(4) = -1 EBADF (Bad file descriptor) [pid 5887] close(5) = -1 EBADF (Bad file descriptor) [pid 5887] close(6) = -1 EBADF (Bad file descriptor) [pid 5887] close(7) = -1 EBADF (Bad file descriptor) [pid 5887] close(8) = -1 EBADF (Bad file descriptor) [pid 5887] close(9) = -1 EBADF (Bad file descriptor) [pid 5887] close(10) = -1 EBADF (Bad file descriptor) [pid 5887] close(11) = -1 EBADF (Bad file descriptor) [pid 5887] close(12) = -1 EBADF (Bad file descriptor) [pid 5887] close(13) = -1 EBADF (Bad file descriptor) [pid 5887] close(14) = -1 EBADF (Bad file descriptor) [pid 5887] close(15) = -1 EBADF (Bad file descriptor) [pid 5887] close(16) = -1 EBADF (Bad file descriptor) [pid 5887] close(17) = -1 EBADF (Bad file descriptor) [pid 5887] close(18) = -1 EBADF (Bad file descriptor) [pid 5887] close(19) = -1 EBADF (Bad file descriptor) [pid 5887] close(20) = -1 EBADF (Bad file descriptor) [pid 5887] close(21) = -1 EBADF (Bad file descriptor) [pid 5887] close(22) = -1 EBADF (Bad file descriptor) [pid 5887] close(23) = -1 EBADF (Bad file descriptor) [pid 5887] close(24) = -1 EBADF (Bad file descriptor) [pid 5887] close(25) = -1 EBADF (Bad file descriptor) [pid 5887] close(26) = -1 EBADF (Bad file descriptor) [pid 5887] close(27) = -1 EBADF (Bad file descriptor) [pid 5887] close(28) = -1 EBADF (Bad file descriptor) [pid 5887] close(29) = -1 EBADF (Bad file descriptor) [pid 5887] exit_group(0) = ? [pid 5887] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached , child_tidptr=0x555577678650) = 6 executing program [pid 5889] set_robust_list(0x555577678660, 24) = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5889] write(3, "1000", 4) = 4 [pid 5889] close(3) = 0 [pid 5889] read(200, 0x7fffa79eb780, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] write(1, "executing program\n", 18) = 18 [pid 5889] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 3 [pid 5889] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x14\x00\x00\x00\x10\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x20\x00\x00\x00\x00\x0a\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\xff\xfd\x09\x00\x01\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x40\x00\x00\x00\x03\x0a\x01\x02\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x09\x00\x03\x00\x73\x79\x7a\x32\x00\x00\x00\x00\x14\x00\x04\x80\x08\x00\x02\x40\x32\x65\x8a\xeb\x08\x00\x01\x40"..., iov_len=204}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 204 [pid 5889] write(200, "\x01\x80\xc2\x00\x00\x02\x01\x80\xc2\x00\x00\x00\x08\x00\x45\x00\x00\x38\x00\x00\x00\x00\x00\x06\xba\xc1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x4e\x26\x44\x43\x42\x41\x44\x43\x42\x41\x90\xc2\x00\x01\xea\xb7\x00\x00\x1e\x10\x21\x0a\x07\x00\x00\x00\x00\x00\x00\x00\xe3\x00\x00\x00", 70) = 70 [pid 5889] close(3) = 0 [pid 5889] close(4) = -1 EBADF (Bad file descriptor) [pid 5889] close(5) = -1 EBADF (Bad file descriptor) [pid 5889] close(6) = -1 EBADF (Bad file descriptor) [pid 5889] close(7) = -1 EBADF (Bad file descriptor) [pid 5889] close(8) = -1 EBADF (Bad file descriptor) [pid 5889] close(9) = -1 EBADF (Bad file descriptor) [pid 5889] close(10) = -1 EBADF (Bad file descriptor) [pid 5889] close(11) = -1 EBADF (Bad file descriptor) [pid 5889] close(12) = -1 EBADF (Bad file descriptor) [pid 5889] close(13) = -1 EBADF (Bad file descriptor) [pid 5889] close(14) = -1 EBADF (Bad file descriptor) [pid 5889] close(15) = -1 EBADF (Bad file descriptor) [pid 5889] close(16) = -1 EBADF (Bad file descriptor) [pid 5889] close(17) = -1 EBADF (Bad file descriptor) [pid 5889] close(18) = -1 EBADF (Bad file descriptor) [pid 5889] close(19) = -1 EBADF (Bad file descriptor) [pid 5889] close(20) = -1 EBADF (Bad file descriptor) [pid 5889] close(21) = -1 EBADF (Bad file descriptor) [pid 5889] close(22) = -1 EBADF (Bad file descriptor) [pid 5889] close(23) = -1 EBADF (Bad file descriptor) [pid 5889] close(24) = -1 EBADF (Bad file descriptor) [pid 5889] close(25) = -1 EBADF (Bad file descriptor) [pid 5889] close(26) = -1 EBADF (Bad file descriptor) [pid 5889] close(27) = -1 EBADF (Bad file descriptor) [pid 5889] close(28) = -1 EBADF (Bad file descriptor) [pid 5889] close(29) = -1 EBADF (Bad file descriptor) [pid 5889] exit_group(0) = ? [pid 5889] +++ exited with 0 +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5868] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577678650) = 7 ./strace-static-x86_64: Process 5891 attached [pid 5891] set_robust_list(0x555577678660, 24) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5891] setpgid(0, 0) = 0 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5891] write(3, "1000", 4) = 4 [pid 5891] close(3) = 0 [pid 5891] read(200, 0x7fffa79eb780, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] write(1, "executing program\n", 18) = 18 [pid 5891] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER [pid 5868] kill(-7, SIGKILL) = 0 [pid 5868] kill(7, SIGKILL) = 0 [pid 5891] <... socket resumed>) = ? [pid 5891] +++ killed by SIGKILL +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=7, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577678650) = 8 ./strace-static-x86_64: Process 5895 attached [pid 5895] set_robust_list(0x555577678660, 24) = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5895] setpgid(0, 0) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] kill(-8, SIGKILL) = 0 [pid 5868] kill(8, SIGKILL) = 0 [pid 5895] <... openat resumed>) = ? [pid 5895] +++ killed by SIGKILL +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5868] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577678650) = 9 ./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x555577678660, 24) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] kill(-9, SIGKILL) = 0 [pid 5868] kill(9, SIGKILL) = 0 [pid 5901] <... openat resumed>) = ? [pid 5901] +++ killed by SIGKILL +++ [pid 5868] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=9, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=4 /* 0.04 s */} --- [ 456.246194][ T31] INFO: task kworker/0:2:979 blocked for more than 144 seconds. [ 456.393267][ T31] Not tainted 6.16.0-rc2-syzkaller-00591-g4f4040ea5d3e #0 [ 456.412969][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 457.236495][ T31] task:kworker/0:2 state:D stack:24968 pid:979 tgid:979 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 464.796454][ T31] Workqueue: events_power_efficient reg_check_chans_work [ 464.820917][ T31] Call Trace: